--- /dev/null
+/*
+ Unix SMB/Netbios implementation.
+ SMB client library implementation
+ Copyright (C) Andrew Tridgell 1998
+ Copyright (C) Richard Sharpe 2000, 2002
+ Copyright (C) John Terpstra 2000
+ Copyright (C) Tom Jansen (Ninja ISD) 2002
+ Copyright (C) Derrell Lipman 2003, 2004
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+#include "include/libsmb_internal.h"
+
+
+/*
+ * DOS Attribute values (used internally)
+ */
+typedef struct DOS_ATTR_DESC {
+ int mode;
+ SMB_OFF_T size;
+ time_t a_time;
+ time_t c_time;
+ time_t m_time;
+ SMB_INO_T inode;
+} DOS_ATTR_DESC;
+
+
+/*
+ * Internal flags for extended attributes
+ */
+
+/* internal mode values */
+#define SMBC_XATTR_MODE_ADD 1
+#define SMBC_XATTR_MODE_REMOVE 2
+#define SMBC_XATTR_MODE_REMOVE_ALL 3
+#define SMBC_XATTR_MODE_SET 4
+#define SMBC_XATTR_MODE_CHOWN 5
+#define SMBC_XATTR_MODE_CHGRP 6
+
+#define CREATE_ACCESS_READ READ_CONTROL_ACCESS
+
+/*We should test for this in configure ... */
+#ifndef ENOTSUP
+#define ENOTSUP EOPNOTSUPP
+#endif
+
+/*
+ * Functions exported by libsmb_cache.c that we need here
+ */
+int smbc_default_cache_functions(SMBCCTX *context);
+
+/*
+ * check if an element is part of the list.
+ * FIXME: Does not belong here !
+ * Can anyone put this in a macro in dlinklist.h ?
+ * -- Tom
+ */
+static int DLIST_CONTAINS(SMBCFILE * list, SMBCFILE *p) {
+ if (!p || !list) return False;
+ do {
+ if (p == list) return True;
+ list = list->next;
+ } while (list);
+ return False;
+}
+
+/*
+ * Find an lsa pipe handle associated with a cli struct.
+ */
+static struct rpc_pipe_client *
+find_lsa_pipe_hnd(struct cli_state *ipc_cli)
+{
+ struct rpc_pipe_client *pipe_hnd;
+
+ for (pipe_hnd = ipc_cli->pipe_list;
+ pipe_hnd;
+ pipe_hnd = pipe_hnd->next) {
+
+ if (pipe_hnd->pipe_idx == PI_LSARPC) {
+ return pipe_hnd;
+ }
+ }
+
+ return NULL;
+}
+
+static int
+smbc_close_ctx(SMBCCTX *context,
+ SMBCFILE *file);
+static off_t
+smbc_lseek_ctx(SMBCCTX *context,
+ SMBCFILE *file,
+ off_t offset,
+ int whence);
+
+extern BOOL in_client;
+
+/*
+ * Is the logging working / configfile read ?
+ */
+static int smbc_initialized = 0;
+
+static int
+hex2int( unsigned int _char )
+{
+ if ( _char >= 'A' && _char <='F')
+ return _char - 'A' + 10;
+ if ( _char >= 'a' && _char <='f')
+ return _char - 'a' + 10;
+ if ( _char >= '0' && _char <='9')
+ return _char - '0';
+ return -1;
+}
+
+/*
+ * smbc_urldecode()
+ *
+ * Convert strings of %xx to their single character equivalent. Each 'x' must
+ * be a valid hexadecimal digit, or that % sequence is left undecoded.
+ *
+ * dest may, but need not be, the same pointer as src.
+ *
+ * Returns the number of % sequences which could not be converted due to lack
+ * of two following hexadecimal digits.
+ */
+int
+smbc_urldecode(char *dest, char * src, size_t max_dest_len)
+{
+ int old_length = strlen(src);
+ int i = 0;
+ int err_count = 0;
+ pstring temp;
+ char * p;
+
+ if ( old_length == 0 ) {
+ return 0;
+ }
+
+ p = temp;
+ while ( i < old_length ) {
+ unsigned char character = src[ i++ ];
+
+ if (character == '%') {
+ int a = i+1 < old_length ? hex2int( src[i] ) : -1;
+ int b = i+1 < old_length ? hex2int( src[i+1] ) : -1;
+
+ /* Replace valid sequence */
+ if (a != -1 && b != -1) {
+
+ /* Replace valid %xx sequence with %dd */
+ character = (a * 16) + b;
+
+ if (character == '\0') {
+ break; /* Stop at %00 */
+ }
+
+ i += 2;
+ } else {
+
+ err_count++;
+ }
+ }
+
+ *p++ = character;
+ }
+
+ *p = '\0';
+
+ strncpy(dest, temp, max_dest_len);
+
+ return err_count;
+}
+
+/*
+ * smbc_urlencode()
+ *
+ * Convert any characters not specifically allowed in a URL into their %xx
+ * equivalent.
+ *
+ * Returns the remaining buffer length.
+ */
+int
+smbc_urlencode(char * dest, char * src, int max_dest_len)
+{
+ char hex[] = "0123456789ABCDEF";
+
+ for (; *src != '\0' && max_dest_len >= 3; src++) {
+
+ if ((*src < '0' &&
+ *src != '-' &&
+ *src != '.') ||
+ (*src > '9' &&
+ *src < 'A') ||
+ (*src > 'Z' &&
+ *src < 'a' &&
+ *src != '_') ||
+ (*src > 'z')) {
+ *dest++ = '%';
+ *dest++ = hex[(*src >> 4) & 0x0f];
+ *dest++ = hex[*src & 0x0f];
+ max_dest_len -= 3;
+ } else {
+ *dest++ = *src;
+ max_dest_len--;
+ }
+ }
+
+ *dest++ = '\0';
+ max_dest_len--;
+
+ return max_dest_len;
+}
+
+/*
+ * Function to parse a path and turn it into components
+ *
+ * The general format of an SMB URI is explain in Christopher Hertel's CIFS
+ * book, at http://ubiqx.org/cifs/Appendix-D.html. We accept a subset of the
+ * general format ("smb:" only; we do not look for "cifs:").
+ *
+ *
+ * We accept:
+ * smb://[[[domain;]user[:password@]]server[/share[/path[/file]]]][?options]
+ *
+ * Meaning of URLs:
+ *
+ * smb:// Show all workgroups.
+ *
+ * The method of locating the list of workgroups varies
+ * depending upon the setting of the context variable
+ * context->options.browse_max_lmb_count. This value
+ * determine the maximum number of local master browsers to
+ * query for the list of workgroups. In order to ensure that
+ * a complete list of workgroups is obtained, all master
+ * browsers must be queried, but if there are many
+ * workgroups, the time spent querying can begin to add up.
+ * For small networks (not many workgroups), it is suggested
+ * that this variable be set to 0, indicating query all local
+ * master browsers. When the network has many workgroups, a
+ * reasonable setting for this variable might be around 3.
+ *
+ * smb://name/ if name<1D> or name<1B> exists, list servers in
+ * workgroup, else, if name<20> exists, list all shares
+ * for server ...
+ *
+ * If "options" are provided, this function returns the entire option list as a
+ * string, for later parsing by the caller. Note that currently, no options
+ * are supported.
+ */
+
+static const char *smbc_prefix = "smb:";
+
+static int
+smbc_parse_path(SMBCCTX *context,
+ const char *fname,
+ char *server, int server_len,
+ char *share, int share_len,
+ char *path, int path_len,
+ char *user, int user_len,
+ char *password, int password_len,
+ char *options, int options_len)
+{
+ static pstring s;
+ pstring userinfo;
+ const char *p;
+ char *q, *r;
+ int len;
+
+ server[0] = share[0] = path[0] = user[0] = password[0] = (char)0;
+ if (options != NULL && options_len > 0) {
+ options[0] = (char)0;
+ }
+ pstrcpy(s, fname);
+
+ /* see if it has the right prefix */
+ len = strlen(smbc_prefix);
+ if (strncmp(s,smbc_prefix,len) || (s[len] != '/' && s[len] != 0)) {
+ return -1; /* What about no smb: ? */
+ }
+
+ p = s + len;
+
+ /* Watch the test below, we are testing to see if we should exit */
+
+ if (strncmp(p, "//", 2) && strncmp(p, "\\\\", 2)) {
+
+ DEBUG(1, ("Invalid path (does not begin with smb://"));
+ return -1;
+
+ }
+
+ p += 2; /* Skip the double slash */
+
+ /* See if any options were specified */
+ if ((q = strrchr(p, '?')) != NULL ) {
+ /* There are options. Null terminate here and point to them */
+ *q++ = '\0';
+
+ DEBUG(4, ("Found options '%s'", q));
+
+ /* Copy the options */
+ if (options != NULL && options_len > 0) {
+ safe_strcpy(options, q, options_len - 1);
+ }
+ }
+
+ if (*p == (char)0)
+ goto decoding;
+
+ if (*p == '/') {
+
+ strncpy(server, context->workgroup,
+ ((strlen(context->workgroup) < 16)
+ ? strlen(context->workgroup)
+ : 16));
+ return 0;
+
+ }
+
+ /*
+ * ok, its for us. Now parse out the server, share etc.
+ *
+ * However, we want to parse out [[domain;]user[:password]@] if it
+ * exists ...
+ */
+
+ /* check that '@' occurs before '/', if '/' exists at all */
+ q = strchr_m(p, '@');
+ r = strchr_m(p, '/');
+ if (q && (!r || q < r)) {
+ pstring username, passwd, domain;
+ const char *u = userinfo;
+
+ next_token(&p, userinfo, "@", sizeof(fstring));
+
+ username[0] = passwd[0] = domain[0] = 0;
+
+ if (strchr_m(u, ';')) {
+
+ next_token(&u, domain, ";", sizeof(fstring));
+
+ }
+
+ if (strchr_m(u, ':')) {
+
+ next_token(&u, username, ":", sizeof(fstring));
+
+ pstrcpy(passwd, u);
+
+ }
+ else {
+
+ pstrcpy(username, u);
+
+ }
+
+ if (username[0])
+ strncpy(user, username, user_len); /* FIXME, domain */
+
+ if (passwd[0])
+ strncpy(password, passwd, password_len);
+
+ }
+
+ if (!next_token(&p, server, "/", sizeof(fstring))) {
+
+ return -1;
+
+ }
+
+ if (*p == (char)0) goto decoding; /* That's it ... */
+
+ if (!next_token(&p, share, "/", sizeof(fstring))) {
+
+ return -1;
+
+ }
+
+ safe_strcpy(path, p, path_len - 1);
+
+ all_string_sub(path, "/", "\\", 0);
+
+ decoding:
+ (void) smbc_urldecode(path, path, path_len);
+ (void) smbc_urldecode(server, server, server_len);
+ (void) smbc_urldecode(share, share, share_len);
+ (void) smbc_urldecode(user, user, user_len);
+ (void) smbc_urldecode(password, password, password_len);
+
+ return 0;
+}
+
+/*
+ * Verify that the options specified in a URL are valid
+ */
+static int
+smbc_check_options(char *server,
+ char *share,
+ char *path,
+ char *options)
+{
+ DEBUG(4, ("smbc_check_options(): server='%s' share='%s' "
+ "path='%s' options='%s'\n",
+ server, share, path, options));
+
+ /* No options at all is always ok */
+ if (! *options) return 0;
+
+ /* Currently, we don't support any options. */
+ return -1;
+}
+
+/*
+ * Convert an SMB error into a UNIX error ...
+ */
+static int
+smbc_errno(SMBCCTX *context,
+ struct cli_state *c)
+{
+ int ret = cli_errno(c);
+
+ if (cli_is_dos_error(c)) {
+ uint8 eclass;
+ uint32 ecode;
+
+ cli_dos_error(c, &eclass, &ecode);
+
+ DEBUG(3,("smbc_error %d %d (0x%x) -> %d\n",
+ (int)eclass, (int)ecode, (int)ecode, ret));
+ } else {
+ NTSTATUS status;
+
+ status = cli_nt_error(c);
+
+ DEBUG(3,("smbc errno %s -> %d\n",
+ nt_errstr(status), ret));
+ }
+
+ return ret;
+}
+
+/*
+ * Check a server for being alive and well.
+ * returns 0 if the server is in shape. Returns 1 on error
+ *
+ * Also useable outside libsmbclient to enable external cache
+ * to do some checks too.
+ */
+static int
+smbc_check_server(SMBCCTX * context,
+ SMBCSRV * server)
+{
+ if ( send_keepalive(server->cli.fd) == False )
+ return 1;
+
+ /* connection is ok */
+ return 0;
+}
+
+/*
+ * Remove a server from the cached server list it's unused.
+ * On success, 0 is returned. 1 is returned if the server could not be removed.
+ *
+ * Also useable outside libsmbclient
+ */
+int
+smbc_remove_unused_server(SMBCCTX * context,
+ SMBCSRV * srv)
+{
+ SMBCFILE * file;
+
+ /* are we being fooled ? */
+ if (!context || !context->internal ||
+ !context->internal->_initialized || !srv) return 1;
+
+
+ /* Check all open files/directories for a relation with this server */
+ for (file = context->internal->_files; file; file=file->next) {
+ if (file->srv == srv) {
+ /* Still used */
+ DEBUG(3, ("smbc_remove_usused_server: "
+ "%p still used by %p.\n",
+ srv, file));
+ return 1;
+ }
+ }
+
+ DLIST_REMOVE(context->internal->_servers, srv);
+
+ cli_shutdown(&srv->cli);
+
+ DEBUG(3, ("smbc_remove_usused_server: %p removed.\n", srv));
+
+ context->callbacks.remove_cached_srv_fn(context, srv);
+
+ SAFE_FREE(srv);
+
+ return 0;
+}
+
+static SMBCSRV *
+find_server(SMBCCTX *context,
+ const char *server,
+ const char *share,
+ fstring workgroup,
+ fstring username,
+ fstring password)
+{
+ SMBCSRV *srv;
+ int auth_called = 0;
+
+ check_server_cache:
+
+ srv = context->callbacks.get_cached_srv_fn(context, server, share,
+ workgroup, username);
+
+ if (!auth_called && !srv && (!username[0] || !password[0])) {
+ context->callbacks.auth_fn(server, share,
+ workgroup, sizeof(fstring),
+ username, sizeof(fstring),
+ password, sizeof(fstring));
+ /*
+ * However, smbc_auth_fn may have picked up info relating to
+ * an existing connection, so try for an existing connection
+ * again ...
+ */
+ auth_called = 1;
+ goto check_server_cache;
+
+ }
+
+ if (srv) {
+ if (context->callbacks.check_server_fn(context, srv)) {
+ /*
+ * This server is no good anymore
+ * Try to remove it and check for more possible
+ * servers in the cache
+ */
+ if (context->callbacks.remove_unused_server_fn(context,
+ srv)) {
+ /*
+ * We could not remove the server completely,
+ * remove it from the cache so we will not get
+ * it again. It will be removed when the last
+ * file/dir is closed.
+ */
+ context->callbacks.remove_cached_srv_fn(context,
+ srv);
+ }
+
+ /*
+ * Maybe there are more cached connections to this
+ * server
+ */
+ goto check_server_cache;
+ }
+
+ return srv;
+ }
+
+ return NULL;
+}
+
+/*
+ * Connect to a server, possibly on an existing connection
+ *
+ * Here, what we want to do is: If the server and username
+ * match an existing connection, reuse that, otherwise, establish a
+ * new connection.
+ *
+ * If we have to create a new connection, call the auth_fn to get the
+ * info we need, unless the username and password were passed in.
+ */
+
+static SMBCSRV *
+smbc_server(SMBCCTX *context,
+ BOOL connect_if_not_found,
+ const char *server,
+ const char *share,
+ fstring workgroup,
+ fstring username,
+ fstring password)
+{
+ SMBCSRV *srv=NULL;
+ struct cli_state c;
+ struct nmb_name called, calling;
+ const char *server_n = server;
+ pstring ipenv;
+ struct in_addr ip;
+ int tried_reverse = 0;
+ int port_try_first;
+ int port_try_next;
+ const char *username_used;
+
+ zero_ip(&ip);
+ ZERO_STRUCT(c);
+
+ if (server[0] == 0) {
+ errno = EPERM;
+ return NULL;
+ }
+
+ /* Look for a cached connection */
+ srv = find_server(context, server, share,
+ workgroup, username, password);
+
+ /*
+ * If we found a connection and we're only allowed one share per
+ * server...
+ */
+ if (srv && *share != '\0' && context->options.one_share_per_server) {
+
+ /*
+ * ... then if there's no current connection to the share,
+ * connect to it. find_server(), or rather the function
+ * pointed to by context->callbacks.get_cached_srv_fn which
+ * was called by find_server(), will have issued a tree
+ * disconnect if the requested share is not the same as the
+ * one that was already connected.
+ */
+ if (srv->cli.cnum == (uint16) -1) {
+ /* Ensure we have accurate auth info */
+ context->callbacks.auth_fn(server, share,
+ workgroup, sizeof(fstring),
+ username, sizeof(fstring),
+ password, sizeof(fstring));
+
+ if (! cli_send_tconX(&srv->cli, share, "?????",
+ password, strlen(password)+1)) {
+
+ errno = smbc_errno(context, &srv->cli);
+ cli_shutdown(&srv->cli);
+ context->callbacks.remove_cached_srv_fn(context,
+ srv);
+ srv = NULL;
+ }
+
+ /*
+ * Regenerate the dev value since it's based on both
+ * server and share
+ */
+ if (srv) {
+ srv->dev = (dev_t)(str_checksum(server) ^
+ str_checksum(share));
+ }
+ }
+ }
+
+ /* If we have a connection... */
+ if (srv) {
+
+ /* ... then we're done here. Give 'em what they came for. */
+ return srv;
+ }
+
+ /* If we're not asked to connect when a connection doesn't exist... */
+ if (! connect_if_not_found) {
+ /* ... then we're done here. */
+ return NULL;
+ }
+
+ make_nmb_name(&calling, context->netbios_name, 0x0);
+ make_nmb_name(&called , server, 0x20);
+
+ DEBUG(4,("smbc_server: server_n=[%s] server=[%s]\n", server_n, server));
+
+ DEBUG(4,(" -> server_n=[%s] server=[%s]\n", server_n, server));
+
+ again:
+ slprintf(ipenv,sizeof(ipenv)-1,"HOST_%s", server_n);
+
+ zero_ip(&ip);
+
+ /* have to open a new connection */
+ if (!cli_initialise(&c)) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ if (context->flags & SMB_CTX_FLAG_USE_KERBEROS) {
+ c.use_kerberos = True;
+ }
+ if (context->flags & SMB_CTX_FLAG_FALLBACK_AFTER_KERBEROS) {
+ c.fallback_after_kerberos = True;
+ }
+
+ c.timeout = context->timeout;
+
+ /*
+ * Force use of port 139 for first try if share is $IPC, empty, or
+ * null, so browse lists can work
+ */
+ if (share == NULL || *share == '\0' || strcmp(share, "IPC$") == 0) {
+ port_try_first = 139;
+ port_try_next = 445;
+ } else {
+ port_try_first = 445;
+ port_try_next = 139;
+ }
+
+ c.port = port_try_first;
+
+ if (!cli_connect(&c, server_n, &ip)) {
+
+ /* First connection attempt failed. Try alternate port. */
+ c.port = port_try_next;
+
+ if (!cli_connect(&c, server_n, &ip)) {
+ cli_shutdown(&c);
+ errno = ETIMEDOUT;
+ return NULL;
+ }
+ }
+
+ if (!cli_session_request(&c, &calling, &called)) {
+ cli_shutdown(&c);
+ if (strcmp(called.name, "*SMBSERVER")) {
+ make_nmb_name(&called , "*SMBSERVER", 0x20);
+ goto again;
+ }
+ else { /* Try one more time, but ensure we don't loop */
+
+ /* Only try this if server is an IP address ... */
+
+ if (is_ipaddress(server) && !tried_reverse) {
+ fstring remote_name;
+ struct in_addr rem_ip;
+
+ if ((rem_ip.s_addr=inet_addr(server)) == INADDR_NONE) {
+ DEBUG(4, ("Could not convert IP address %s to struct in_addr\n", server));
+ errno = ETIMEDOUT;
+ return NULL;
+ }
+
+ tried_reverse++; /* Yuck */
+
+ if (name_status_find("*", 0, 0, rem_ip, remote_name)) {
+ make_nmb_name(&called, remote_name, 0x20);
+ goto again;
+ }
+
+
+ }
+ }
+ errno = ETIMEDOUT;
+ return NULL;
+ }
+
+ DEBUG(4,(" session request ok\n"));
+
+ if (!cli_negprot(&c)) {
+ cli_shutdown(&c);
+ errno = ETIMEDOUT;
+ return NULL;
+ }
+
+ username_used = username;
+
+ if (!cli_session_setup(&c, username_used,
+ password, strlen(password),
+ password, strlen(password),
+ workgroup)) {
+
+ /* Failed. Try an anonymous login, if allowed by flags. */
+ username_used = "";
+
+ if ((context->flags & SMBCCTX_FLAG_NO_AUTO_ANONYMOUS_LOGON) ||
+ !cli_session_setup(&c, username_used,
+ password, 1,
+ password, 0,
+ workgroup)) {
+
+ cli_shutdown(&c);
+ errno = EPERM;
+ return NULL;
+ }
+ }
+
+ DEBUG(4,(" session setup ok\n"));
+
+ if (!cli_send_tconX(&c, share, "?????",
+ password, strlen(password)+1)) {
+ errno = smbc_errno(context, &c);
+ cli_shutdown(&c);
+ return NULL;
+ }
+
+ DEBUG(4,(" tconx ok\n"));
+
+ /*
+ * Ok, we have got a nice connection
+ * Let's allocate a server structure.
+ */
+
+ srv = SMB_MALLOC_P(SMBCSRV);
+ if (!srv) {
+ errno = ENOMEM;
+ goto failed;
+ }
+
+ ZERO_STRUCTP(srv);
+ srv->cli = c;
+ srv->cli.allocated = False;
+ srv->dev = (dev_t)(str_checksum(server) ^ str_checksum(share));
+ srv->no_pathinfo = False;
+ srv->no_pathinfo2 = False;
+ srv->no_nt_session = False;
+
+ /* now add it to the cache (internal or external) */
+ /* Let the cache function set errno if it wants to */
+ errno = 0;
+ if (context->callbacks.add_cached_srv_fn(context, srv, server, share, workgroup, username)) {
+ int saved_errno = errno;
+ DEBUG(3, (" Failed to add server to cache\n"));
+ errno = saved_errno;
+ if (errno == 0) {
+ errno = ENOMEM;
+ }
+ goto failed;
+ }
+
+ DEBUG(2, ("Server connect ok: //%s/%s: %p\n",
+ server, share, srv));
+
+ DLIST_ADD(context->internal->_servers, srv);
+ return srv;
+
+ failed:
+ cli_shutdown(&c);
+ if (!srv) return NULL;
+
+ SAFE_FREE(srv);
+ return NULL;
+}
+
+/*
+ * Connect to a server for getting/setting attributes, possibly on an existing
+ * connection. This works similarly to smbc_server().
+ */
+static SMBCSRV *
+smbc_attr_server(SMBCCTX *context,
+ const char *server,
+ const char *share,
+ fstring workgroup,
+ fstring username,
+ fstring password,
+ POLICY_HND *pol)
+{
+ struct in_addr ip;
+ struct cli_state *ipc_cli;
+ struct rpc_pipe_client *pipe_hnd;
+ NTSTATUS nt_status;
+ SMBCSRV *ipc_srv=NULL;
+
+ /*
+ * See if we've already created this special connection. Reference
+ * our "special" share name '*IPC$', which is an impossible real share
+ * name due to the leading asterisk.
+ */
+ ipc_srv = find_server(context, server, "*IPC$",
+ workgroup, username, password);
+ if (!ipc_srv) {
+
+ /* We didn't find a cached connection. Get the password */
+ if (*password == '\0') {
+ /* ... then retrieve it now. */
+ context->callbacks.auth_fn(server, share,
+ workgroup, sizeof(fstring),
+ username, sizeof(fstring),
+ password, sizeof(fstring));
+ }
+
+ zero_ip(&ip);
+ nt_status = cli_full_connection(&ipc_cli,
+ global_myname(), server,
+ &ip, 0, "IPC$", "?????",
+ username, workgroup,
+ password, 0,
+ Undefined, NULL);
+ if (! NT_STATUS_IS_OK(nt_status)) {
+ DEBUG(1,("cli_full_connection failed! (%s)\n",
+ nt_errstr(nt_status)));
+ errno = ENOTSUP;
+ return NULL;
+ }
+
+ ipc_srv = SMB_MALLOC_P(SMBCSRV);
+ if (!ipc_srv) {
+ errno = ENOMEM;
+ cli_shutdown(ipc_cli);
+ return NULL;
+ }
+
+ ZERO_STRUCTP(ipc_srv);
+ ipc_srv->cli = *ipc_cli;
+ ipc_srv->cli.allocated = False;
+
+ free(ipc_cli);
+
+ if (pol) {
+ pipe_hnd = cli_rpc_pipe_open_noauth(&ipc_srv->cli,
+ PI_LSARPC,
+ &nt_status);
+ if (!pipe_hnd) {
+ DEBUG(1, ("cli_nt_session_open fail!\n"));
+ errno = ENOTSUP;
+ cli_shutdown(&ipc_srv->cli);
+ free(ipc_srv);
+ return NULL;
+ }
+
+ /*
+ * Some systems don't support
+ * SEC_RIGHTS_MAXIMUM_ALLOWED, but NT sends 0x2000000
+ * so we might as well do it too.
+ */
+
+ nt_status = rpccli_lsa_open_policy(
+ pipe_hnd,
+ ipc_srv->cli.mem_ctx,
+ True,
+ GENERIC_EXECUTE_ACCESS,
+ pol);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ errno = smbc_errno(context, &ipc_srv->cli);
+ cli_shutdown(&ipc_srv->cli);
+ return NULL;
+ }
+ }
+
+ /* now add it to the cache (internal or external) */
+
+ errno = 0; /* let cache function set errno if it likes */
+ if (context->callbacks.add_cached_srv_fn(context, ipc_srv,
+ server,
+ "*IPC$",
+ workgroup,
+ username)) {
+ DEBUG(3, (" Failed to add server to cache\n"));
+ if (errno == 0) {
+ errno = ENOMEM;
+ }
+ cli_shutdown(&ipc_srv->cli);
+ free(ipc_srv);
+ return NULL;
+ }
+
+ DLIST_ADD(context->internal->_servers, ipc_srv);
+ }
+
+ return ipc_srv;
+}
+
+/*
+ * Routine to open() a file ...
+ */
+
+static SMBCFILE *
+smbc_open_ctx(SMBCCTX *context,
+ const char *fname,
+ int flags,
+ mode_t mode)
+{
+ fstring server, share, user, password, workgroup;
+ pstring path;
+ pstring targetpath;
+ struct cli_state *targetcli;
+ SMBCSRV *srv = NULL;
+ SMBCFILE *file = NULL;
+ int fd;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return NULL;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return NULL;
+
+ }
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+
+ if (errno == EPERM) errno = EACCES;
+ return NULL; /* smbc_server sets errno */
+
+ }
+
+ /* Hmmm, the test for a directory is suspect here ... FIXME */
+
+ if (strlen(path) > 0 && path[strlen(path) - 1] == '\\') {
+
+ fd = -1;
+
+ }
+ else {
+
+ file = SMB_MALLOC_P(SMBCFILE);
+
+ if (!file) {
+
+ errno = ENOMEM;
+ return NULL;
+
+ }
+
+ ZERO_STRUCTP(file);
+
+ /*d_printf(">>>open: resolving %s\n", path);*/
+ if (!cli_resolve_path( "", &srv->cli, path, &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return NULL;
+ }
+ /*d_printf(">>>open: resolved %s as %s\n", path, targetpath);*/
+
+ if ( targetcli->dfsroot )
+ {
+ pstring temppath;
+ pstrcpy(temppath, targetpath);
+ cli_dfs_make_full_path( targetpath, targetcli->desthost, targetcli->share, temppath);
+ }
+
+ if ((fd = cli_open(targetcli, targetpath, flags, DENY_NONE)) < 0) {
+
+ /* Handle the error ... */
+
+ SAFE_FREE(file);
+ errno = smbc_errno(context, targetcli);
+ return NULL;
+
+ }
+
+ /* Fill in file struct */
+
+ file->cli_fd = fd;
+ file->fname = SMB_STRDUP(fname);
+ file->srv = srv;
+ file->offset = 0;
+ file->file = True;
+
+ DLIST_ADD(context->internal->_files, file);
+
+ /*
+ * If the file was opened in O_APPEND mode, all write
+ * operations should be appended to the file. To do that,
+ * though, using this protocol, would require a getattrE()
+ * call for each and every write, to determine where the end
+ * of the file is. (There does not appear to be an append flag
+ * in the protocol.) Rather than add all of that overhead of
+ * retrieving the current end-of-file offset prior to each
+ * write operation, we'll assume that most append operations
+ * will continuously write, so we'll just set the offset to
+ * the end of the file now and hope that's adequate.
+ *
+ * Note to self: If this proves inadequate, and O_APPEND
+ * should, in some cases, be forced for each write, add a
+ * field in the context options structure, for
+ * "strict_append_mode" which would select between the current
+ * behavior (if FALSE) or issuing a getattrE() prior to each
+ * write and forcing the write to the end of the file (if
+ * TRUE). Adding that capability will likely require adding
+ * an "append" flag into the _SMBCFILE structure to track
+ * whether a file was opened in O_APPEND mode. -- djl
+ */
+ if (flags & O_APPEND) {
+ if (smbc_lseek_ctx(context, file, 0, SEEK_END) < 0) {
+ (void) smbc_close_ctx(context, file);
+ errno = ENXIO;
+ return NULL;
+ }
+ }
+
+ return file;
+
+ }
+
+ /* Check if opendir needed ... */
+
+ if (fd == -1) {
+ int eno = 0;
+
+ eno = smbc_errno(context, &srv->cli);
+ file = context->opendir(context, fname);
+ if (!file) errno = eno;
+ return file;
+
+ }
+
+ errno = EINVAL; /* FIXME, correct errno ? */
+ return NULL;
+
+}
+
+/*
+ * Routine to create a file
+ */
+
+static int creat_bits = O_WRONLY | O_CREAT | O_TRUNC; /* FIXME: Do we need this */
+
+static SMBCFILE *
+smbc_creat_ctx(SMBCCTX *context,
+ const char *path,
+ mode_t mode)
+{
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return NULL;
+
+ }
+
+ return smbc_open_ctx(context, path, creat_bits, mode);
+}
+
+/*
+ * Routine to read() a file ...
+ */
+
+static ssize_t
+smbc_read_ctx(SMBCCTX *context,
+ SMBCFILE *file,
+ void *buf,
+ size_t count)
+{
+ int ret;
+ fstring server, share, user, password;
+ pstring path, targetpath;
+ struct cli_state *targetcli;
+
+ /*
+ * offset:
+ *
+ * Compiler bug (possibly) -- gcc (GCC) 3.3.5 (Debian 1:3.3.5-2) --
+ * appears to pass file->offset (which is type off_t) differently than
+ * a local variable of type off_t. Using local variable "offset" in
+ * the call to cli_read() instead of file->offset fixes a problem
+ * retrieving data at an offset greater than 4GB.
+ */
+ off_t offset = file->offset;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_read(%p, %d)\n", file, (int)count));
+
+ if (!file || !DLIST_CONTAINS(context->internal->_files, file)) {
+
+ errno = EBADF;
+ return -1;
+
+ }
+
+ /* Check that the buffer exists ... */
+
+ if (buf == NULL) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ /*d_printf(">>>read: parsing %s\n", file->fname);*/
+ if (smbc_parse_path(context, file->fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ /*d_printf(">>>read: resolving %s\n", path);*/
+ if (!cli_resolve_path("", &file->srv->cli, path,
+ &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return -1;
+ }
+ /*d_printf(">>>fstat: resolved path as %s\n", targetpath);*/
+
+ ret = cli_read(targetcli, file->cli_fd, buf, offset, count);
+
+ if (ret < 0) {
+
+ errno = smbc_errno(context, targetcli);
+ return -1;
+
+ }
+
+ file->offset += ret;
+
+ DEBUG(4, (" --> %d\n", ret));
+
+ return ret; /* Success, ret bytes of data ... */
+
+}
+
+/*
+ * Routine to write() a file ...
+ */
+
+static ssize_t
+smbc_write_ctx(SMBCCTX *context,
+ SMBCFILE *file,
+ void *buf,
+ size_t count)
+{
+ int ret;
+ off_t offset;
+ fstring server, share, user, password;
+ pstring path, targetpath;
+ struct cli_state *targetcli;
+
+ offset = file->offset; /* See "offset" comment in smbc_read_ctx() */
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!file || !DLIST_CONTAINS(context->internal->_files, file)) {
+
+ errno = EBADF;
+ return -1;
+
+ }
+
+ /* Check that the buffer exists ... */
+
+ if (buf == NULL) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ /*d_printf(">>>write: parsing %s\n", file->fname);*/
+ if (smbc_parse_path(context, file->fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ /*d_printf(">>>write: resolving %s\n", path);*/
+ if (!cli_resolve_path("", &file->srv->cli, path,
+ &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return -1;
+ }
+ /*d_printf(">>>write: resolved path as %s\n", targetpath);*/
+
+
+ ret = cli_write(targetcli, file->cli_fd, 0, buf, offset, count);
+
+ if (ret <= 0) {
+
+ errno = smbc_errno(context, targetcli);
+ return -1;
+
+ }
+
+ file->offset += ret;
+
+ return ret; /* Success, 0 bytes of data ... */
+}
+
+/*
+ * Routine to close() a file ...
+ */
+
+static int
+smbc_close_ctx(SMBCCTX *context,
+ SMBCFILE *file)
+{
+ SMBCSRV *srv;
+ fstring server, share, user, password;
+ pstring path, targetpath;
+ struct cli_state *targetcli;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!file || !DLIST_CONTAINS(context->internal->_files, file)) {
+
+ errno = EBADF;
+ return -1;
+
+ }
+
+ /* IS a dir ... */
+ if (!file->file) {
+
+ return context->closedir(context, file);
+
+ }
+
+ /*d_printf(">>>close: parsing %s\n", file->fname);*/
+ if (smbc_parse_path(context, file->fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ /*d_printf(">>>close: resolving %s\n", path);*/
+ if (!cli_resolve_path("", &file->srv->cli, path,
+ &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return -1;
+ }
+ /*d_printf(">>>close: resolved path as %s\n", targetpath);*/
+
+ if (!cli_close(targetcli, file->cli_fd)) {
+
+ DEBUG(3, ("cli_close failed on %s. purging server.\n",
+ file->fname));
+ /* Deallocate slot and remove the server
+ * from the server cache if unused */
+ errno = smbc_errno(context, targetcli);
+ srv = file->srv;
+ DLIST_REMOVE(context->internal->_files, file);
+ SAFE_FREE(file->fname);
+ SAFE_FREE(file);
+ context->callbacks.remove_unused_server_fn(context, srv);
+
+ return -1;
+
+ }
+
+ DLIST_REMOVE(context->internal->_files, file);
+ SAFE_FREE(file->fname);
+ SAFE_FREE(file);
+
+ return 0;
+}
+
+/*
+ * Get info from an SMB server on a file. Use a qpathinfo call first
+ * and if that fails, use getatr, as Win95 sometimes refuses qpathinfo
+ */
+static BOOL
+smbc_getatr(SMBCCTX * context,
+ SMBCSRV *srv,
+ char *path,
+ uint16 *mode,
+ SMB_OFF_T *size,
+ time_t *c_time,
+ time_t *a_time,
+ time_t *m_time,
+ SMB_INO_T *ino)
+{
+ pstring fixedpath;
+ pstring targetpath;
+ struct cli_state *targetcli;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ /* path fixup for . and .. */
+ if (strequal(path, ".") || strequal(path, ".."))
+ pstrcpy(fixedpath, "\\");
+ else
+ {
+ pstrcpy(fixedpath, path);
+ trim_string(fixedpath, NULL, "\\..");
+ trim_string(fixedpath, NULL, "\\.");
+ }
+ DEBUG(4,("smbc_getatr: sending qpathinfo\n"));
+
+ if (!cli_resolve_path( "", &srv->cli, fixedpath, &targetcli, targetpath))
+ {
+ d_printf("Couldn't resolve %s\n", path);
+ return False;
+ }
+
+ if ( targetcli->dfsroot )
+ {
+ pstring temppath;
+ pstrcpy(temppath, targetpath);
+ cli_dfs_make_full_path(targetpath, targetcli->desthost,
+ targetcli->share, temppath);
+ }
+
+ if (!srv->no_pathinfo2 &&
+ cli_qpathinfo2(targetcli, targetpath,
+ c_time, a_time, m_time, NULL, size, mode, ino)) {
+ return True;
+ }
+
+ /* if this is NT then don't bother with the getatr */
+ if (targetcli->capabilities & CAP_NT_SMBS) {
+ errno = EPERM;
+ return False;
+ }
+
+ if (cli_getatr(targetcli, targetpath, mode, size, m_time)) {
+ if (m_time != NULL) {
+ if (a_time != NULL) *a_time = *m_time;
+ if (c_time != NULL) *c_time = *m_time;
+ }
+ srv->no_pathinfo2 = True;
+ return True;
+ }
+
+ errno = EPERM;
+ return False;
+
+}
+
+/*
+ * Set file info on an SMB server. Use setpathinfo call first. If that
+ * fails, use setattrE..
+ *
+ * Access and modification time parameters are always used and must be
+ * provided. Create time, if zero, will be determined from the actual create
+ * time of the file. If non-zero, the create time will be set as well.
+ *
+ * "mode" (attributes) parameter may be set to -1 if it is not to be set.
+ */
+static BOOL
+smbc_setatr(SMBCCTX * context, SMBCSRV *srv, char *path,
+ time_t c_time, time_t a_time, time_t m_time,
+ uint16 mode)
+{
+ int fd;
+ int ret;
+
+ /*
+ * Get the create time of the file (if not provided); we'll need it in
+ * the set call.
+ */
+ if (! srv->no_pathinfo && c_time == 0) {
+ if (! cli_qpathinfo(&srv->cli, path,
+ &c_time, NULL, NULL, NULL, NULL)) {
+ /* qpathinfo not available */
+ srv->no_pathinfo = True;
+ } else {
+ /*
+ * We got a creation time. Some OS versions don't
+ * return a valid create time, though. If we got an
+ * invalid time, start with the current time instead.
+ */
+ if (c_time == 0 || c_time == (time_t) -1) {
+ c_time = time(NULL);
+ }
+
+ /*
+ * We got a creation time. For sanity sake, since
+ * there is no POSIX function to set the create time
+ * of a file, if the existing create time is greater
+ * than either of access time or modification time,
+ * set create time to the smallest of those. This
+ * ensure that the create time of a file is never
+ * greater than its last access or modification time.
+ */
+ if (c_time > a_time) c_time = a_time;
+ if (c_time > m_time) c_time = m_time;
+ }
+ }
+
+ /*
+ * First, try setpathinfo (if qpathinfo succeeded), for it is the
+ * modern function for "new code" to be using, and it works given a
+ * filename rather than requiring that the file be opened to have its
+ * attributes manipulated.
+ */
+ if (srv->no_pathinfo ||
+ ! cli_setpathinfo(&srv->cli, path, c_time, a_time, m_time, mode)) {
+
+ /*
+ * setpathinfo is not supported; go to plan B.
+ *
+ * cli_setatr() does not work on win98, and it also doesn't
+ * support setting the access time (only the modification
+ * time), so in all cases, we open the specified file and use
+ * cli_setattrE() which should work on all OS versions, and
+ * supports both times.
+ */
+
+ /* Don't try {q,set}pathinfo() again, with this server */
+ srv->no_pathinfo = True;
+
+ /* Open the file */
+ if ((fd = cli_open(&srv->cli, path, O_RDWR, DENY_NONE)) < 0) {
+
+ errno = smbc_errno(context, &srv->cli);
+ return -1;
+ }
+
+ /*
+ * Get the creat time of the file (if it wasn't provided).
+ * We'll need it in the set call
+ */
+ if (c_time == 0) {
+ ret = cli_getattrE(&srv->cli, fd,
+ NULL, NULL,
+ &c_time, NULL, NULL);
+ } else {
+ ret = True;
+ }
+
+ /* If we got create time, set times */
+ if (ret) {
+ /* Some OS versions don't support create time */
+ if (c_time == 0 || c_time == -1) {
+ c_time = time(NULL);
+ }
+
+ /*
+ * For sanity sake, since there is no POSIX function
+ * to set the create time of a file, if the existing
+ * create time is greater than either of access time
+ * or modification time, set create time to the
+ * smallest of those. This ensure that the create
+ * time of a file is never greater than its last
+ * access or modification time.
+ */
+ if (c_time > a_time) c_time = a_time;
+ if (c_time > m_time) c_time = m_time;
+
+ /* Set the new attributes */
+ ret = cli_setattrE(&srv->cli, fd,
+ c_time, a_time, m_time);
+ cli_close(&srv->cli, fd);
+ }
+
+ /*
+ * Unfortunately, setattrE() doesn't have a provision for
+ * setting the access mode (attributes). We'll have to try
+ * cli_setatr() for that, and with only this parameter, it
+ * seems to work on win98.
+ */
+ if (ret && mode != (uint16) -1) {
+ ret = cli_setatr(&srv->cli, path, mode, 0);
+ }
+
+ if (! ret) {
+ errno = smbc_errno(context, &srv->cli);
+ return False;
+ }
+ }
+
+ return True;
+}
+
+ /*
+ * Routine to unlink() a file
+ */
+
+static int
+smbc_unlink_ctx(SMBCCTX *context,
+ const char *fname)
+{
+ fstring server, share, user, password, workgroup;
+ pstring path, targetpath;
+ struct cli_state *targetcli;
+ SMBCSRV *srv = NULL;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+
+ return -1; /* smbc_server sets errno */
+
+ }
+
+ /*d_printf(">>>unlink: resolving %s\n", path);*/
+ if (!cli_resolve_path( "", &srv->cli, path, &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return -1;
+ }
+ /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
+
+ if (!cli_unlink(targetcli, targetpath)) {
+
+ errno = smbc_errno(context, targetcli);
+
+ if (errno == EACCES) { /* Check if the file is a directory */
+
+ int saverr = errno;
+ SMB_OFF_T size = 0;
+ uint16 mode = 0;
+ time_t m_time = 0, a_time = 0, c_time = 0;
+ SMB_INO_T ino = 0;
+
+ if (!smbc_getatr(context, srv, path, &mode, &size,
+ &c_time, &a_time, &m_time, &ino)) {
+
+ /* Hmmm, bad error ... What? */
+
+ errno = smbc_errno(context, targetcli);
+ return -1;
+
+ }
+ else {
+
+ if (IS_DOS_DIR(mode))
+ errno = EISDIR;
+ else
+ errno = saverr; /* Restore this */
+
+ }
+ }
+
+ return -1;
+
+ }
+
+ return 0; /* Success ... */
+
+}
+
+/*
+ * Routine to rename() a file
+ */
+
+static int
+smbc_rename_ctx(SMBCCTX *ocontext,
+ const char *oname,
+ SMBCCTX *ncontext,
+ const char *nname)
+{
+ fstring server1;
+ fstring share1;
+ fstring server2;
+ fstring share2;
+ fstring user1;
+ fstring user2;
+ fstring password1;
+ fstring password2;
+ fstring workgroup;
+ pstring path1;
+ pstring path2;
+ pstring targetpath1;
+ pstring targetpath2;
+ struct cli_state *targetcli1;
+ struct cli_state *targetcli2;
+ SMBCSRV *srv = NULL;
+
+ if (!ocontext || !ncontext ||
+ !ocontext->internal || !ncontext->internal ||
+ !ocontext->internal->_initialized ||
+ !ncontext->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return -1;
+
+ }
+
+ if (!oname || !nname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
+
+ smbc_parse_path(ocontext, oname,
+ server1, sizeof(server1),
+ share1, sizeof(share1),
+ path1, sizeof(path1),
+ user1, sizeof(user1),
+ password1, sizeof(password1),
+ NULL, 0);
+
+ if (user1[0] == (char)0) fstrcpy(user1, ocontext->user);
+
+ smbc_parse_path(ncontext, nname,
+ server2, sizeof(server2),
+ share2, sizeof(share2),
+ path2, sizeof(path2),
+ user2, sizeof(user2),
+ password2, sizeof(password2),
+ NULL, 0);
+
+ if (user2[0] == (char)0) fstrcpy(user2, ncontext->user);
+
+ if (strcmp(server1, server2) || strcmp(share1, share2) ||
+ strcmp(user1, user2)) {
+
+ /* Can't rename across file systems, or users?? */
+
+ errno = EXDEV;
+ return -1;
+
+ }
+
+ fstrcpy(workgroup, ocontext->workgroup);
+
+ srv = smbc_server(ocontext, True,
+ server1, share1, workgroup, user1, password1);
+ if (!srv) {
+
+ return -1;
+
+ }
+
+ /*d_printf(">>>rename: resolving %s\n", path1);*/
+ if (!cli_resolve_path( "", &srv->cli, path1, &targetcli1, targetpath1))
+ {
+ d_printf("Could not resolve %s\n", path1);
+ return -1;
+ }
+ /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
+ /*d_printf(">>>rename: resolving %s\n", path2);*/
+ if (!cli_resolve_path( "", &srv->cli, path2, &targetcli2, targetpath2))
+ {
+ d_printf("Could not resolve %s\n", path2);
+ return -1;
+ }
+ /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
+
+ if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
+ strcmp(targetcli1->share, targetcli2->share))
+ {
+ /* can't rename across file systems */
+
+ errno = EXDEV;
+ return -1;
+ }
+
+ if (!cli_rename(targetcli1, targetpath1, targetpath2)) {
+ int eno = smbc_errno(ocontext, targetcli1);
+
+ if (eno != EEXIST ||
+ !cli_unlink(targetcli1, targetpath2) ||
+ !cli_rename(targetcli1, targetpath1, targetpath2)) {
+
+ errno = eno;
+ return -1;
+
+ }
+ }
+
+ return 0; /* Success */
+
+}
+
+/*
+ * A routine to lseek() a file
+ */
+
+static off_t
+smbc_lseek_ctx(SMBCCTX *context,
+ SMBCFILE *file,
+ off_t offset,
+ int whence)
+{
+ SMB_OFF_T size;
+ fstring server, share, user, password;
+ pstring path, targetpath;
+ struct cli_state *targetcli;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!file || !DLIST_CONTAINS(context->internal->_files, file)) {
+
+ errno = EBADF;
+ return -1;
+
+ }
+
+ if (!file->file) {
+
+ errno = EINVAL;
+ return -1; /* Can't lseek a dir ... */
+
+ }
+
+ switch (whence) {
+ case SEEK_SET:
+ file->offset = offset;
+ break;
+
+ case SEEK_CUR:
+ file->offset += offset;
+ break;
+
+ case SEEK_END:
+ /*d_printf(">>>lseek: parsing %s\n", file->fname);*/
+ if (smbc_parse_path(context, file->fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+
+ errno = EINVAL;
+ return -1;
+ }
+
+ /*d_printf(">>>lseek: resolving %s\n", path);*/
+ if (!cli_resolve_path("", &file->srv->cli, path,
+ &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return -1;
+ }
+ /*d_printf(">>>lseek: resolved path as %s\n", targetpath);*/
+
+ if (!cli_qfileinfo(targetcli, file->cli_fd, NULL,
+ &size, NULL, NULL, NULL, NULL, NULL))
+ {
+ SMB_OFF_T b_size = size;
+ if (!cli_getattrE(targetcli, file->cli_fd,
+ NULL, &b_size, NULL, NULL, NULL))
+ {
+ errno = EINVAL;
+ return -1;
+ } else
+ size = b_size;
+ }
+ file->offset = size + offset;
+ break;
+
+ default:
+ errno = EINVAL;
+ break;
+
+ }
+
+ return file->offset;
+
+}
+
+/*
+ * Generate an inode number from file name for those things that need it
+ */
+
+static ino_t
+smbc_inode(SMBCCTX *context,
+ const char *name)
+{
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!*name) return 2; /* FIXME, why 2 ??? */
+ return (ino_t)str_checksum(name);
+
+}
+
+/*
+ * Routine to put basic stat info into a stat structure ... Used by stat and
+ * fstat below.
+ */
+
+static int
+smbc_setup_stat(SMBCCTX *context,
+ struct stat *st,
+ char *fname,
+ SMB_OFF_T size,
+ int mode)
+{
+
+ st->st_mode = 0;
+
+ if (IS_DOS_DIR(mode)) {
+ st->st_mode = SMBC_DIR_MODE;
+ } else {
+ st->st_mode = SMBC_FILE_MODE;
+ }
+
+ if (IS_DOS_ARCHIVE(mode)) st->st_mode |= S_IXUSR;
+ if (IS_DOS_SYSTEM(mode)) st->st_mode |= S_IXGRP;
+ if (IS_DOS_HIDDEN(mode)) st->st_mode |= S_IXOTH;
+ if (!IS_DOS_READONLY(mode)) st->st_mode |= S_IWUSR;
+
+ st->st_size = size;
+#ifdef HAVE_STAT_ST_BLKSIZE
+ st->st_blksize = 512;
+#endif
+#ifdef HAVE_STAT_ST_BLOCKS
+ st->st_blocks = (size+511)/512;
+#endif
+ st->st_uid = getuid();
+ st->st_gid = getgid();
+
+ if (IS_DOS_DIR(mode)) {
+ st->st_nlink = 2;
+ } else {
+ st->st_nlink = 1;
+ }
+
+ if (st->st_ino == 0) {
+ st->st_ino = smbc_inode(context, fname);
+ }
+
+ return True; /* FIXME: Is this needed ? */
+
+}
+
+/*
+ * Routine to stat a file given a name
+ */
+
+static int
+smbc_stat_ctx(SMBCCTX *context,
+ const char *fname,
+ struct stat *st)
+{
+ SMBCSRV *srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+ time_t m_time = 0;
+ time_t a_time = 0;
+ time_t c_time = 0;
+ SMB_OFF_T size = 0;
+ uint16 mode = 0;
+ SMB_INO_T ino = 0;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_stat(%s)\n", fname));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+ return -1; /* errno set by smbc_server */
+ }
+
+ if (!smbc_getatr(context, srv, path, &mode, &size,
+ &c_time, &a_time, &m_time, &ino)) {
+
+ errno = smbc_errno(context, &srv->cli);
+ return -1;
+
+ }
+
+ st->st_ino = ino;
+
+ smbc_setup_stat(context, st, path, size, mode);
+
+ st->st_atime = a_time;
+ st->st_ctime = c_time;
+ st->st_mtime = m_time;
+ st->st_dev = srv->dev;
+
+ return 0;
+
+}
+
+/*
+ * Routine to stat a file given an fd
+ */
+
+static int
+smbc_fstat_ctx(SMBCCTX *context,
+ SMBCFILE *file,
+ struct stat *st)
+{
+ time_t c_time;
+ time_t a_time;
+ time_t m_time;
+ SMB_OFF_T size;
+ uint16 mode;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ pstring path;
+ pstring targetpath;
+ struct cli_state *targetcli;
+ SMB_INO_T ino = 0;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!file || !DLIST_CONTAINS(context->internal->_files, file)) {
+
+ errno = EBADF;
+ return -1;
+
+ }
+
+ if (!file->file) {
+
+ return context->fstatdir(context, file, st);
+
+ }
+
+ /*d_printf(">>>fstat: parsing %s\n", file->fname);*/
+ if (smbc_parse_path(context, file->fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ /*d_printf(">>>fstat: resolving %s\n", path);*/
+ if (!cli_resolve_path("", &file->srv->cli, path,
+ &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return -1;
+ }
+ /*d_printf(">>>fstat: resolved path as %s\n", targetpath);*/
+
+ if (!cli_qfileinfo(targetcli, file->cli_fd, &mode, &size,
+ &c_time, &a_time, &m_time, NULL, &ino)) {
+ if (!cli_getattrE(targetcli, file->cli_fd, &mode, &size,
+ &c_time, &a_time, &m_time)) {
+
+ errno = EINVAL;
+ return -1;
+ }
+ }
+
+ st->st_ino = ino;
+
+ smbc_setup_stat(context, st, file->fname, size, mode);
+
+ st->st_atime = a_time;
+ st->st_ctime = c_time;
+ st->st_mtime = m_time;
+ st->st_dev = file->srv->dev;
+
+ return 0;
+
+}
+
+/*
+ * Routine to open a directory
+ * We accept the URL syntax explained in smbc_parse_path(), above.
+ */
+
+static void
+smbc_remove_dir(SMBCFILE *dir)
+{
+ struct smbc_dir_list *d,*f;
+
+ d = dir->dir_list;
+ while (d) {
+
+ f = d; d = d->next;
+
+ SAFE_FREE(f->dirent);
+ SAFE_FREE(f);
+
+ }
+
+ dir->dir_list = dir->dir_end = dir->dir_next = NULL;
+
+}
+
+static int
+add_dirent(SMBCFILE *dir,
+ const char *name,
+ const char *comment,
+ uint32 type)
+{
+ struct smbc_dirent *dirent;
+ int size;
+ int name_length = (name == NULL ? 0 : strlen(name));
+ int comment_len = (comment == NULL ? 0 : strlen(comment));
+
+ /*
+ * Allocate space for the dirent, which must be increased by the
+ * size of the name and the comment and 1 each for the null terminator.
+ */
+
+ size = sizeof(struct smbc_dirent) + name_length + comment_len + 2;
+
+ dirent = SMB_MALLOC(size);
+
+ if (!dirent) {
+
+ dir->dir_error = ENOMEM;
+ return -1;
+
+ }
+
+ ZERO_STRUCTP(dirent);
+
+ if (dir->dir_list == NULL) {
+
+ dir->dir_list = SMB_MALLOC_P(struct smbc_dir_list);
+ if (!dir->dir_list) {
+
+ SAFE_FREE(dirent);
+ dir->dir_error = ENOMEM;
+ return -1;
+
+ }
+ ZERO_STRUCTP(dir->dir_list);
+
+ dir->dir_end = dir->dir_next = dir->dir_list;
+ }
+ else {
+
+ dir->dir_end->next = SMB_MALLOC_P(struct smbc_dir_list);
+
+ if (!dir->dir_end->next) {
+
+ SAFE_FREE(dirent);
+ dir->dir_error = ENOMEM;
+ return -1;
+
+ }
+ ZERO_STRUCTP(dir->dir_end->next);
+
+ dir->dir_end = dir->dir_end->next;
+ }
+
+ dir->dir_end->next = NULL;
+ dir->dir_end->dirent = dirent;
+
+ dirent->smbc_type = type;
+ dirent->namelen = name_length;
+ dirent->commentlen = comment_len;
+ dirent->dirlen = size;
+
+ strncpy(dirent->name, (name?name:""), dirent->namelen + 1);
+
+ dirent->comment = (char *)(&dirent->name + dirent->namelen + 1);
+ strncpy(dirent->comment, (comment?comment:""), dirent->commentlen + 1);
+
+ return 0;
+
+}
+
+static void
+list_unique_wg_fn(const char *name,
+ uint32 type,
+ const char *comment,
+ void *state)
+{
+ SMBCFILE *dir = (SMBCFILE *)state;
+ struct smbc_dir_list *dir_list;
+ struct smbc_dirent *dirent;
+ int dirent_type;
+ int do_remove = 0;
+
+ dirent_type = dir->dir_type;
+
+ if (add_dirent(dir, name, comment, dirent_type) < 0) {
+
+ /* An error occurred, what do we do? */
+ /* FIXME: Add some code here */
+ }
+
+ /* Point to the one just added */
+ dirent = dir->dir_end->dirent;
+
+ /* See if this was a duplicate */
+ for (dir_list = dir->dir_list;
+ dir_list != dir->dir_end;
+ dir_list = dir_list->next) {
+ if (! do_remove &&
+ strcmp(dir_list->dirent->name, dirent->name) == 0) {
+ /* Duplicate. End end of list need to be removed. */
+ do_remove = 1;
+ }
+
+ if (do_remove && dir_list->next == dir->dir_end) {
+ /* Found the end of the list. Remove it. */
+ dir->dir_end = dir_list;
+ free(dir_list->next);
+ free(dirent);
+ dir_list->next = NULL;
+ break;
+ }
+ }
+}
+
+static void
+list_fn(const char *name,
+ uint32 type,
+ const char *comment,
+ void *state)
+{
+ SMBCFILE *dir = (SMBCFILE *)state;
+ int dirent_type;
+
+ /*
+ * We need to process the type a little ...
+ *
+ * Disk share = 0x00000000
+ * Print share = 0x00000001
+ * Comms share = 0x00000002 (obsolete?)
+ * IPC$ share = 0x00000003
+ *
+ * administrative shares:
+ * ADMIN$, IPC$, C$, D$, E$ ... are type |= 0x80000000
+ */
+
+ if (dir->dir_type == SMBC_FILE_SHARE) {
+
+ switch (type) {
+ case 0 | 0x80000000:
+ case 0:
+ dirent_type = SMBC_FILE_SHARE;
+ break;
+
+ case 1:
+ dirent_type = SMBC_PRINTER_SHARE;
+ break;
+
+ case 2:
+ dirent_type = SMBC_COMMS_SHARE;
+ break;
+
+ case 3 | 0x80000000:
+ case 3:
+ dirent_type = SMBC_IPC_SHARE;
+ break;
+
+ default:
+ dirent_type = SMBC_FILE_SHARE; /* FIXME, error? */
+ break;
+ }
+ }
+ else {
+ dirent_type = dir->dir_type;
+ }
+
+ if (add_dirent(dir, name, comment, dirent_type) < 0) {
+
+ /* An error occurred, what do we do? */
+ /* FIXME: Add some code here */
+
+ }
+}
+
+static void
+dir_list_fn(const char *mnt,
+ file_info *finfo,
+ const char *mask,
+ void *state)
+{
+
+ if (add_dirent((SMBCFILE *)state, finfo->name, "",
+ (finfo->mode&aDIR?SMBC_DIR:SMBC_FILE)) < 0) {
+
+ /* Handle an error ... */
+
+ /* FIXME: Add some code ... */
+
+ }
+
+}
+
+static int
+net_share_enum_rpc(struct cli_state *cli,
+ void (*fn)(const char *name,
+ uint32 type,
+ const char *comment,
+ void *state),
+ void *state)
+{
+ int i;
+ WERROR result;
+ ENUM_HND enum_hnd;
+ uint32 info_level = 1;
+ uint32 preferred_len = 0xffffffff;
+ uint32 type;
+ SRV_SHARE_INFO_CTR ctr;
+ fstring name = "";
+ fstring comment = "";
+ void *mem_ctx;
+ struct rpc_pipe_client *pipe_hnd;
+ NTSTATUS nt_status;
+
+ /* Open the server service pipe */
+ pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SRVSVC, &nt_status);
+ if (!pipe_hnd) {
+ DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
+ return -1;
+ }
+
+ /* Allocate a context for parsing and for the entries in "ctr" */
+ mem_ctx = talloc_init("libsmbclient: net_share_enum_rpc");
+ if (mem_ctx == NULL) {
+ DEBUG(0, ("out of memory for net_share_enum_rpc!\n"));
+ cli_rpc_pipe_close(pipe_hnd);
+ return -1;
+ }
+
+ /* Issue the NetShareEnum RPC call and retrieve the response */
+ init_enum_hnd(&enum_hnd, 0);
+ result = rpccli_srvsvc_net_share_enum(pipe_hnd,
+ mem_ctx,
+ info_level,
+ &ctr,
+ preferred_len,
+ &enum_hnd);
+
+ /* Was it successful? */
+ if (!W_ERROR_IS_OK(result) || ctr.num_entries == 0) {
+ /* Nope. Go clean up. */
+ goto done;
+ }
+
+ /* For each returned entry... */
+ for (i = 0; i < ctr.num_entries; i++) {
+
+ /* pull out the share name */
+ rpcstr_pull_unistr2_fstring(
+ name, &ctr.share.info1[i].info_1_str.uni_netname);
+
+ /* pull out the share's comment */
+ rpcstr_pull_unistr2_fstring(
+ comment, &ctr.share.info1[i].info_1_str.uni_remark);
+
+ /* Get the type value */
+ type = ctr.share.info1[i].info_1.type;
+
+ /* Add this share to the list */
+ (*fn)(name, type, comment, state);
+ }
+
+done:
+ /* Close the server service pipe */
+ cli_rpc_pipe_close(pipe_hnd);
+
+ /* Free all memory which was allocated for this request */
+ talloc_free(mem_ctx);
+
+ /* Tell 'em if it worked */
+ return W_ERROR_IS_OK(result) ? 0 : -1;
+}
+
+
+
+static SMBCFILE *
+smbc_opendir_ctx(SMBCCTX *context,
+ const char *fname)
+{
+ fstring server, share, user, password, options;
+ pstring workgroup;
+ pstring path;
+ uint16 mode;
+ char *p;
+ SMBCSRV *srv = NULL;
+ SMBCFILE *dir = NULL;
+ struct in_addr rem_ip;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+ DEBUG(4, ("no valid context\n"));
+ errno = EINVAL + 8192;
+ return NULL;
+
+ }
+
+ if (!fname) {
+ DEBUG(4, ("no valid fname\n"));
+ errno = EINVAL + 8193;
+ return NULL;
+ }
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ options, sizeof(options))) {
+ DEBUG(4, ("no valid path\n"));
+ errno = EINVAL + 8194;
+ return NULL;
+ }
+
+ DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
+ "path='%s' options='%s'\n",
+ fname, server, share, path, options));
+
+ /* Ensure the options are valid */
+ if (smbc_check_options(server, share, path, options)) {
+ DEBUG(4, ("unacceptable options (%s)\n", options));
+ errno = EINVAL + 8195;
+ return NULL;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ pstrcpy(workgroup, context->workgroup);
+
+ dir = SMB_MALLOC_P(SMBCFILE);
+
+ if (!dir) {
+
+ errno = ENOMEM;
+ return NULL;
+
+ }
+
+ ZERO_STRUCTP(dir);
+
+ dir->cli_fd = 0;
+ dir->fname = SMB_STRDUP(fname);
+ dir->srv = NULL;
+ dir->offset = 0;
+ dir->file = False;
+ dir->dir_list = dir->dir_next = dir->dir_end = NULL;
+
+ if (server[0] == (char)0) {
+
+ int i;
+ int count;
+ int max_lmb_count;
+ struct ip_service *ip_list;
+ struct ip_service server_addr;
+ struct user_auth_info u_info;
+ struct cli_state *cli;
+
+ if (share[0] != (char)0 || path[0] != (char)0) {
+
+ errno = EINVAL + 8196;
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ return NULL;
+ }
+
+ /* Determine how many local master browsers to query */
+ max_lmb_count = (context->options.browse_max_lmb_count == 0
+ ? INT_MAX
+ : context->options.browse_max_lmb_count);
+
+ pstrcpy(u_info.username, user);
+ pstrcpy(u_info.password, password);
+
+ /*
+ * We have server and share and path empty but options
+ * requesting that we scan all master browsers for their list
+ * of workgroups/domains. This implies that we must first try
+ * broadcast queries to find all master browsers, and if that
+ * doesn't work, then try our other methods which return only
+ * a single master browser.
+ */
+
+ ip_list = NULL;
+ if (!name_resolve_bcast(MSBROWSE, 1, &ip_list, &count)) {
+
+ SAFE_FREE(ip_list);
+
+ if (!find_master_ip(workgroup, &server_addr.ip)) {
+
+ errno = ENOENT;
+ return NULL;
+ }
+
+ ip_list = &server_addr;
+ count = 1;
+ }
+
+ for (i = 0; i < count && i < max_lmb_count; i++) {
+ DEBUG(99, ("Found master browser %d of %d: %s\n",
+ i+1, MAX(count, max_lmb_count),
+ inet_ntoa(ip_list[i].ip)));
+
+ cli = get_ipc_connect_master_ip(&ip_list[i],
+ workgroup, &u_info);
+ /* cli == NULL is the master browser refused to talk or
+ could not be found */
+ if ( !cli )
+ continue;
+
+ fstrcpy(server, cli->desthost);
+ cli_shutdown(cli);
+
+ DEBUG(4, ("using workgroup %s %s\n",
+ workgroup, server));
+
+ /*
+ * For each returned master browser IP address, get a
+ * connection to IPC$ on the server if we do not
+ * already have one, and determine the
+ * workgroups/domains that it knows about.
+ */
+
+ srv = smbc_server(context, True, server, "IPC$",
+ workgroup, user, password);
+ if (!srv) {
+ continue;
+ }
+
+ dir->srv = srv;
+ dir->dir_type = SMBC_WORKGROUP;
+
+ /* Now, list the stuff ... */
+
+ if (!cli_NetServerEnum(&srv->cli,
+ workgroup,
+ SV_TYPE_DOMAIN_ENUM,
+ list_unique_wg_fn,
+ (void *)dir)) {
+ continue;
+ }
+ }
+
+ SAFE_FREE(ip_list);
+ } else {
+ /*
+ * Server not an empty string ... Check the rest and see what
+ * gives
+ */
+ if (*share == '\0') {
+ if (*path != '\0') {
+
+ /* Should not have empty share with path */
+ errno = EINVAL + 8197;
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ return NULL;
+
+ }
+
+ /*
+ * We don't know if <server> is really a server name
+ * or is a workgroup/domain name. If we already have
+ * a server structure for it, we'll use it.
+ * Otherwise, check to see if <server><1D>,
+ * <server><1B>, or <server><20> translates. We check
+ * to see if <server> is an IP address first.
+ */
+
+ /*
+ * See if we have an existing server. Do not
+ * establish a connection if one does not already
+ * exist.
+ */
+ srv = smbc_server(context, False, server, "IPC$",
+ workgroup, user, password);
+
+ /*
+ * If no existing server and not an IP addr, look for
+ * LMB or DMB
+ */
+ if (!srv &&
+ !is_ipaddress(server) &&
+ (resolve_name(server, &rem_ip, 0x1d) || /* LMB */
+ resolve_name(server, &rem_ip, 0x1b) )) { /* DMB */
+
+ fstring buserver;
+
+ dir->dir_type = SMBC_SERVER;
+
+ /*
+ * Get the backup list ...
+ */
+ if (!name_status_find(server, 0, 0,
+ rem_ip, buserver)) {
+
+ DEBUG(0, ("Could not get name of "
+ "local/domain master browser "
+ "for server %s\n", server));
+ errno = EPERM;
+ return NULL;
+
+ }
+
+ /*
+ * Get a connection to IPC$ on the server if
+ * we do not already have one
+ */
+ srv = smbc_server(context, True,
+ buserver, "IPC$",
+ workgroup, user, password);
+ if (!srv) {
+ DEBUG(0, ("got no contact to IPC$\n"));
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ return NULL;
+
+ }
+
+ dir->srv = srv;
+
+ /* Now, list the servers ... */
+ if (!cli_NetServerEnum(&srv->cli, server,
+ 0x0000FFFE, list_fn,
+ (void *)dir)) {
+
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ return NULL;
+ }
+ } else if (srv ||
+ (resolve_name(server, &rem_ip, 0x20))) {
+
+ /* If we hadn't found the server, get one now */
+ if (!srv) {
+ srv = smbc_server(context, True,
+ server, "IPC$",
+ workgroup,
+ user, password);
+ }
+
+ if (!srv) {
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ return NULL;
+
+ }
+
+ dir->dir_type = SMBC_FILE_SHARE;
+ dir->srv = srv;
+
+ /* List the shares ... */
+
+ if (net_share_enum_rpc(
+ &srv->cli,
+ list_fn,
+ (void *) dir) < 0 &&
+ cli_RNetShareEnum(
+ &srv->cli,
+ list_fn,
+ (void *)dir) < 0) {
+
+ errno = cli_errno(&srv->cli);
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ return NULL;
+
+ }
+ } else {
+ /* Neither the workgroup nor server exists */
+ errno = ECONNREFUSED;
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ return NULL;
+ }
+
+ }
+ else {
+ /*
+ * The server and share are specified ... work from
+ * there ...
+ */
+ pstring targetpath;
+ struct cli_state *targetcli;
+
+ /* We connect to the server and list the directory */
+ dir->dir_type = SMBC_FILE_SHARE;
+
+ srv = smbc_server(context, True, server, share,
+ workgroup, user, password);
+
+ if (!srv) {
+
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ return NULL;
+
+ }
+
+ dir->srv = srv;
+
+ /* Now, list the files ... */
+
+ p = path + strlen(path);
+ pstrcat(path, "\\*");
+
+ if (!cli_resolve_path("", &srv->cli, path,
+ &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return NULL;
+ }
+
+ if (cli_list(targetcli, targetpath,
+ aDIR | aSYSTEM | aHIDDEN,
+ dir_list_fn, (void *)dir) < 0) {
+
+ if (dir) {
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir);
+ }
+ errno = smbc_errno(context, targetcli);
+
+ if (errno == EINVAL) {
+ /*
+ * See if they asked to opendir something
+ * other than a directory. If so, the
+ * converted error value we got would have
+ * been EINVAL rather than ENOTDIR.
+ */
+ *p = '\0'; /* restore original path */
+
+ if (smbc_getatr(context, srv, path,
+ &mode, NULL,
+ NULL, NULL, NULL,
+ NULL) &&
+ ! IS_DOS_DIR(mode)) {
+
+ /* It is. Correct the error value */
+ errno = ENOTDIR;
+ }
+ }
+
+ return NULL;
+
+ }
+ }
+
+ }
+
+ DLIST_ADD(context->internal->_files, dir);
+ return dir;
+
+}
+
+/*
+ * Routine to close a directory
+ */
+
+static int
+smbc_closedir_ctx(SMBCCTX *context,
+ SMBCFILE *dir)
+{
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!dir || !DLIST_CONTAINS(context->internal->_files, dir)) {
+
+ errno = EBADF;
+ return -1;
+
+ }
+
+ smbc_remove_dir(dir); /* Clean it up */
+
+ DLIST_REMOVE(context->internal->_files, dir);
+
+ if (dir) {
+
+ SAFE_FREE(dir->fname);
+ SAFE_FREE(dir); /* Free the space too */
+ }
+
+ return 0;
+
+}
+
+static void
+smbc_readdir_internal(SMBCCTX * context,
+ struct smbc_dirent *dest,
+ struct smbc_dirent *src,
+ int max_namebuf_len)
+{
+ if (context->options.urlencode_readdir_entries) {
+
+ /* url-encode the name. get back remaining buffer space */
+ max_namebuf_len =
+ smbc_urlencode(dest->name, src->name, max_namebuf_len);
+
+ /* We now know the name length */
+ dest->namelen = strlen(dest->name);
+
+ /* Save the pointer to the beginning of the comment */
+ dest->comment = dest->name + dest->namelen + 1;
+
+ /* Copy the comment */
+ strncpy(dest->comment, src->comment, max_namebuf_len);
+
+ /* Ensure the comment is null terminated */
+ if (max_namebuf_len > src->commentlen) {
+ dest->comment[src->commentlen] = '\0';
+ } else {
+ dest->comment[max_namebuf_len - 1] = '\0';
+ }
+
+ /* Save other fields */
+ dest->smbc_type = src->smbc_type;
+ dest->commentlen = strlen(dest->comment);
+ dest->dirlen = ((dest->comment + dest->commentlen + 1) -
+ (char *) dest);
+ } else {
+
+ /* No encoding. Just copy the entry as is. */
+ memcpy(dest, src, src->dirlen);
+ dest->comment = (char *)(&dest->name + src->namelen + 1);
+ }
+
+}
+
+/*
+ * Routine to get a directory entry
+ */
+
+struct smbc_dirent *
+smbc_readdir_ctx(SMBCCTX *context,
+ SMBCFILE *dir)
+{
+ int maxlen;
+ struct smbc_dirent *dirp, *dirent;
+
+ /* Check that all is ok first ... */
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ DEBUG(0, ("Invalid context in smbc_readdir_ctx()\n"));
+ return NULL;
+
+ }
+
+ if (!dir || !DLIST_CONTAINS(context->internal->_files, dir)) {
+
+ errno = EBADF;
+ DEBUG(0, ("Invalid dir in smbc_readdir_ctx()\n"));
+ return NULL;
+
+ }
+
+ if (dir->file != False) { /* FIXME, should be dir, perhaps */
+
+ errno = ENOTDIR;
+ DEBUG(0, ("Found file vs directory in smbc_readdir_ctx()\n"));
+ return NULL;
+
+ }
+
+ if (!dir->dir_next) {
+ return NULL;
+ }
+
+ dirent = dir->dir_next->dirent;
+ if (!dirent) {
+
+ errno = ENOENT;
+ return NULL;
+
+ }
+
+ dirp = (struct smbc_dirent *)context->internal->_dirent;
+ maxlen = (sizeof(context->internal->_dirent) -
+ sizeof(struct smbc_dirent));
+
+ smbc_readdir_internal(context, dirp, dirent, maxlen);
+
+ dir->dir_next = dir->dir_next->next;
+
+ return dirp;
+}
+
+/*
+ * Routine to get directory entries
+ */
+
+static int
+smbc_getdents_ctx(SMBCCTX *context,
+ SMBCFILE *dir,
+ struct smbc_dirent *dirp,
+ int count)
+{
+ int rem = count;
+ int reqd;
+ int maxlen;
+ char *ndir = (char *)dirp;
+ struct smbc_dir_list *dirlist;
+
+ /* Check that all is ok first ... */
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!dir || !DLIST_CONTAINS(context->internal->_files, dir)) {
+
+ errno = EBADF;
+ return -1;
+
+ }
+
+ if (dir->file != False) { /* FIXME, should be dir, perhaps */
+
+ errno = ENOTDIR;
+ return -1;
+
+ }
+
+ /*
+ * Now, retrieve the number of entries that will fit in what was passed
+ * We have to figure out if the info is in the list, or we need to
+ * send a request to the server to get the info.
+ */
+
+ while ((dirlist = dir->dir_next)) {
+ struct smbc_dirent *dirent;
+
+ if (!dirlist->dirent) {
+
+ errno = ENOENT; /* Bad error */
+ return -1;
+
+ }
+
+ /* Do urlencoding of next entry, if so selected */
+ dirent = (struct smbc_dirent *)context->internal->_dirent;
+ maxlen = (sizeof(context->internal->_dirent) -
+ sizeof(struct smbc_dirent));
+ smbc_readdir_internal(context, dirent, dirlist->dirent, maxlen);
+
+ reqd = dirent->dirlen;
+
+ if (rem < reqd) {
+
+ if (rem < count) { /* We managed to copy something */
+
+ errno = 0;
+ return count - rem;
+
+ }
+ else { /* Nothing copied ... */
+
+ errno = EINVAL; /* Not enough space ... */
+ return -1;
+
+ }
+
+ }
+
+ memcpy(ndir, dirent, reqd); /* Copy the data in ... */
+
+ ((struct smbc_dirent *)ndir)->comment =
+ (char *)(&((struct smbc_dirent *)ndir)->name +
+ dirent->namelen +
+ 1);
+
+ ndir += reqd;
+
+ rem -= reqd;
+
+ dir->dir_next = dirlist = dirlist -> next;
+ }
+
+ if (rem == count)
+ return 0;
+ else
+ return count - rem;
+
+}
+
+/*
+ * Routine to create a directory ...
+ */
+
+static int
+smbc_mkdir_ctx(SMBCCTX *context,
+ const char *fname,
+ mode_t mode)
+{
+ SMBCSRV *srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path, targetpath;
+ struct cli_state *targetcli;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_mkdir(%s)\n", fname));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+
+ return -1; /* errno set by smbc_server */
+
+ }
+
+ /*d_printf(">>>mkdir: resolving %s\n", path);*/
+ if (!cli_resolve_path( "", &srv->cli, path, &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return -1;
+ }
+ /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
+
+ if (!cli_mkdir(targetcli, targetpath)) {
+
+ errno = smbc_errno(context, targetcli);
+ return -1;
+
+ }
+
+ return 0;
+
+}
+
+/*
+ * Our list function simply checks to see if a directory is not empty
+ */
+
+static int smbc_rmdir_dirempty = True;
+
+static void
+rmdir_list_fn(const char *mnt,
+ file_info *finfo,
+ const char *mask,
+ void *state)
+{
+ if (strncmp(finfo->name, ".", 1) != 0 &&
+ strncmp(finfo->name, "..", 2) != 0) {
+
+ smbc_rmdir_dirempty = False;
+ }
+}
+
+/*
+ * Routine to remove a directory
+ */
+
+static int
+smbc_rmdir_ctx(SMBCCTX *context,
+ const char *fname)
+{
+ SMBCSRV *srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+ pstring targetpath;
+ struct cli_state *targetcli;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_rmdir(%s)\n", fname));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0))
+ {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+
+ return -1; /* errno set by smbc_server */
+
+ }
+
+ /*d_printf(">>>rmdir: resolving %s\n", path);*/
+ if (!cli_resolve_path( "", &srv->cli, path, &targetcli, targetpath))
+ {
+ d_printf("Could not resolve %s\n", path);
+ return -1;
+ }
+ /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
+
+
+ if (!cli_rmdir(targetcli, targetpath)) {
+
+ errno = smbc_errno(context, targetcli);
+
+ if (errno == EACCES) { /* Check if the dir empty or not */
+
+ /* Local storage to avoid buffer overflows */
+ pstring lpath;
+
+ smbc_rmdir_dirempty = True; /* Make this so ... */
+
+ pstrcpy(lpath, targetpath);
+ pstrcat(lpath, "\\*");
+
+ if (cli_list(targetcli, lpath,
+ aDIR | aSYSTEM | aHIDDEN,
+ rmdir_list_fn, NULL) < 0) {
+
+ /* Fix errno to ignore latest error ... */
+ DEBUG(5, ("smbc_rmdir: "
+ "cli_list returned an error: %d\n",
+ smbc_errno(context, targetcli)));
+ errno = EACCES;
+
+ }
+
+ if (smbc_rmdir_dirempty)
+ errno = EACCES;
+ else
+ errno = ENOTEMPTY;
+
+ }
+
+ return -1;
+
+ }
+
+ return 0;
+
+}
+
+/*
+ * Routine to return the current directory position
+ */
+
+static off_t
+smbc_telldir_ctx(SMBCCTX *context,
+ SMBCFILE *dir)
+{
+ off_t ret_val; /* Squash warnings about cast */
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!dir || !DLIST_CONTAINS(context->internal->_files, dir)) {
+
+ errno = EBADF;
+ return -1;
+
+ }
+
+ if (dir->file != False) { /* FIXME, should be dir, perhaps */
+
+ errno = ENOTDIR;
+ return -1;
+
+ }
+
+ /*
+ * We return the pointer here as the offset
+ */
+ ret_val = (off_t)(long)dir->dir_next;
+ return ret_val;
+
+}
+
+/*
+ * A routine to run down the list and see if the entry is OK
+ */
+
+struct smbc_dir_list *
+smbc_check_dir_ent(struct smbc_dir_list *list,
+ struct smbc_dirent *dirent)
+{
+
+ /* Run down the list looking for what we want */
+
+ if (dirent) {
+
+ struct smbc_dir_list *tmp = list;
+
+ while (tmp) {
+
+ if (tmp->dirent == dirent)
+ return tmp;
+
+ tmp = tmp->next;
+
+ }
+
+ }
+
+ return NULL; /* Not found, or an error */
+
+}
+
+
+/*
+ * Routine to seek on a directory
+ */
+
+static int
+smbc_lseekdir_ctx(SMBCCTX *context,
+ SMBCFILE *dir,
+ off_t offset)
+{
+ long int l_offset = offset; /* Handle problems of size */
+ struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
+ struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (dir->file != False) { /* FIXME, should be dir, perhaps */
+
+ errno = ENOTDIR;
+ return -1;
+
+ }
+
+ /* Now, check what we were passed and see if it is OK ... */
+
+ if (dirent == NULL) { /* Seek to the begining of the list */
+
+ dir->dir_next = dir->dir_list;
+ return 0;
+
+ }
+
+ /* Now, run down the list and make sure that the entry is OK */
+ /* This may need to be changed if we change the format of the list */
+
+ if ((list_ent = smbc_check_dir_ent(dir->dir_list, dirent)) == NULL) {
+
+ errno = EINVAL; /* Bad entry */
+ return -1;
+
+ }
+
+ dir->dir_next = list_ent;
+
+ return 0;
+
+}
+
+/*
+ * Routine to fstat a dir
+ */
+
+static int
+smbc_fstatdir_ctx(SMBCCTX *context,
+ SMBCFILE *dir,
+ struct stat *st)
+{
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ /* No code yet ... */
+
+ return 0;
+
+}
+
+static int
+smbc_chmod_ctx(SMBCCTX *context,
+ const char *fname,
+ mode_t newmode)
+{
+ SMBCSRV *srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+ uint16 mode;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, newmode));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+ return -1; /* errno set by smbc_server */
+ }
+
+ mode = 0;
+
+ if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
+ if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
+ if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
+ if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
+
+ if (!cli_setatr(&srv->cli, path, mode, 0)) {
+ errno = smbc_errno(context, &srv->cli);
+ return -1;
+ }
+
+ return 0;
+}
+
+static int
+smbc_utimes_ctx(SMBCCTX *context,
+ const char *fname,
+ struct timeval *tbuf)
+{
+ SMBCSRV *srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+ time_t a_time;
+ time_t m_time;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (tbuf == NULL) {
+ a_time = m_time = time(NULL);
+ } else {
+ a_time = tbuf[0].tv_sec;
+ m_time = tbuf[1].tv_sec;
+ }
+
+ if (DEBUGLVL(4))
+ {
+ char *p;
+ char atimebuf[32];
+ char mtimebuf[32];
+
+ strncpy(atimebuf, ctime(&a_time), sizeof(atimebuf));
+ atimebuf[sizeof(atimebuf) - 1] = '\0';
+ if ((p = strchr(atimebuf, '\n')) != NULL) {
+ *p = '\0';
+ }
+
+ strncpy(mtimebuf, ctime(&m_time), sizeof(mtimebuf));
+ mtimebuf[sizeof(mtimebuf) - 1] = '\0';
+ if ((p = strchr(mtimebuf, '\n')) != NULL) {
+ *p = '\0';
+ }
+
+ dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
+ fname, atimebuf, mtimebuf);
+ }
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+ return -1; /* errno set by smbc_server */
+ }
+
+ if (!smbc_setatr(context, srv, path, 0, a_time, m_time, 0)) {
+ return -1; /* errno set by smbc_setatr */
+ }
+
+ return 0;
+}
+
+
+/* The MSDN is contradictory over the ordering of ACE entries in an ACL.
+ However NT4 gives a "The information may have been modified by a
+ computer running Windows NT 5.0" if denied ACEs do not appear before
+ allowed ACEs. */
+
+static int
+ace_compare(SEC_ACE *ace1,
+ SEC_ACE *ace2)
+{
+ if (sec_ace_equal(ace1, ace2))
+ return 0;
+
+ if (ace1->type != ace2->type)
+ return ace2->type - ace1->type;
+
+ if (sid_compare(&ace1->trustee, &ace2->trustee))
+ return sid_compare(&ace1->trustee, &ace2->trustee);
+
+ if (ace1->flags != ace2->flags)
+ return ace1->flags - ace2->flags;
+
+ if (ace1->info.mask != ace2->info.mask)
+ return ace1->info.mask - ace2->info.mask;
+
+ if (ace1->size != ace2->size)
+ return ace1->size - ace2->size;
+
+ return memcmp(ace1, ace2, sizeof(SEC_ACE));
+}
+
+
+static void
+sort_acl(SEC_ACL *the_acl)
+{
+ uint32 i;
+ if (!the_acl) return;
+
+ qsort(the_acl->ace, the_acl->num_aces, sizeof(the_acl->ace[0]),
+ QSORT_CAST ace_compare);
+
+ for (i=1;i<the_acl->num_aces;) {
+ if (sec_ace_equal(&the_acl->ace[i-1], &the_acl->ace[i])) {
+ int j;
+ for (j=i; j<the_acl->num_aces-1; j++) {
+ the_acl->ace[j] = the_acl->ace[j+1];
+ }
+ the_acl->num_aces--;
+ } else {
+ i++;
+ }
+ }
+}
+
+/* convert a SID to a string, either numeric or username/group */
+static void
+convert_sid_to_string(struct cli_state *ipc_cli,
+ POLICY_HND *pol,
+ fstring str,
+ BOOL numeric,
+ DOM_SID *sid)
+{
+ char **domains = NULL;
+ char **names = NULL;
+ uint32 *types = NULL;
+ struct rpc_pipe_client *pipe_hnd = find_lsa_pipe_hnd(ipc_cli);
+ sid_to_string(str, sid);
+
+ if (numeric) {
+ return; /* no lookup desired */
+ }
+
+ if (!pipe_hnd) {
+ return;
+ }
+
+ /* Ask LSA to convert the sid to a name */
+
+ if (!NT_STATUS_IS_OK(rpccli_lsa_lookup_sids(pipe_hnd, ipc_cli->mem_ctx,
+ pol, 1, sid, &domains,
+ &names, &types)) ||
+ !domains || !domains[0] || !names || !names[0]) {
+ return;
+ }
+
+ /* Converted OK */
+
+ slprintf(str, sizeof(fstring) - 1, "%s%s%s",
+ domains[0], lp_winbind_separator(),
+ names[0]);
+}
+
+/* convert a string to a SID, either numeric or username/group */
+static BOOL
+convert_string_to_sid(struct cli_state *ipc_cli,
+ POLICY_HND *pol,
+ BOOL numeric,
+ DOM_SID *sid,
+ const char *str)
+{
+ uint32 *types = NULL;
+ DOM_SID *sids = NULL;
+ BOOL result = True;
+ struct rpc_pipe_client *pipe_hnd = find_lsa_pipe_hnd(ipc_cli);
+
+ if (!pipe_hnd) {
+ return False;
+ }
+
+ if (numeric) {
+ if (strncmp(str, "S-", 2) == 0) {
+ return string_to_sid(sid, str);
+ }
+
+ result = False;
+ goto done;
+ }
+
+ if (!NT_STATUS_IS_OK(rpccli_lsa_lookup_names(pipe_hnd, ipc_cli->mem_ctx,
+ pol, 1, &str, &sids,
+ &types))) {
+ result = False;
+ goto done;
+ }
+
+ sid_copy(sid, &sids[0]);
+ done:
+
+ return result;
+}
+
+
+/* parse an ACE in the same format as print_ace() */
+static BOOL
+parse_ace(struct cli_state *ipc_cli,
+ POLICY_HND *pol,
+ SEC_ACE *ace,
+ BOOL numeric,
+ char *str)
+{
+ char *p;
+ const char *cp;
+ fstring tok;
+ unsigned int atype;
+ unsigned int aflags;
+ unsigned int amask;
+ DOM_SID sid;
+ SEC_ACCESS mask;
+ const struct perm_value *v;
+ struct perm_value {
+ const char *perm;
+ uint32 mask;
+ };
+
+ /* These values discovered by inspection */
+ static const struct perm_value special_values[] = {
+ { "R", 0x00120089 },
+ { "W", 0x00120116 },
+ { "X", 0x001200a0 },
+ { "D", 0x00010000 },
+ { "P", 0x00040000 },
+ { "O", 0x00080000 },
+ { NULL, 0 },
+ };
+
+ static const struct perm_value standard_values[] = {
+ { "READ", 0x001200a9 },
+ { "CHANGE", 0x001301bf },
+ { "FULL", 0x001f01ff },
+ { NULL, 0 },
+ };
+
+
+ ZERO_STRUCTP(ace);
+ p = strchr_m(str,':');
+ if (!p) return False;
+ *p = '\0';
+ p++;
+ /* Try to parse numeric form */
+
+ if (sscanf(p, "%i/%i/%i", &atype, &aflags, &amask) == 3 &&
+ convert_string_to_sid(ipc_cli, pol, numeric, &sid, str)) {
+ goto done;
+ }
+
+ /* Try to parse text form */
+
+ if (!convert_string_to_sid(ipc_cli, pol, numeric, &sid, str)) {
+ return False;
+ }
+
+ cp = p;
+ if (!next_token(&cp, tok, "/", sizeof(fstring))) {
+ return False;
+ }
+
+ if (StrnCaseCmp(tok, "ALLOWED", strlen("ALLOWED")) == 0) {
+ atype = SEC_ACE_TYPE_ACCESS_ALLOWED;
+ } else if (StrnCaseCmp(tok, "DENIED", strlen("DENIED")) == 0) {
+ atype = SEC_ACE_TYPE_ACCESS_DENIED;
+ } else {
+ return False;
+ }
+
+ /* Only numeric form accepted for flags at present */
+
+ if (!(next_token(&cp, tok, "/", sizeof(fstring)) &&
+ sscanf(tok, "%i", &aflags))) {
+ return False;
+ }
+
+ if (!next_token(&cp, tok, "/", sizeof(fstring))) {
+ return False;
+ }
+
+ if (strncmp(tok, "0x", 2) == 0) {
+ if (sscanf(tok, "%i", &amask) != 1) {
+ return False;
+ }
+ goto done;
+ }
+
+ for (v = standard_values; v->perm; v++) {
+ if (strcmp(tok, v->perm) == 0) {
+ amask = v->mask;
+ goto done;
+ }
+ }
+
+ p = tok;
+
+ while(*p) {
+ BOOL found = False;
+
+ for (v = special_values; v->perm; v++) {
+ if (v->perm[0] == *p) {
+ amask |= v->mask;
+ found = True;
+ }
+ }
+
+ if (!found) return False;
+ p++;
+ }
+
+ if (*p) {
+ return False;
+ }
+
+ done:
+ mask.mask = amask;
+ init_sec_ace(ace, &sid, atype, mask, aflags);
+ return True;
+}
+
+/* add an ACE to a list of ACEs in a SEC_ACL */
+static BOOL
+add_ace(SEC_ACL **the_acl,
+ SEC_ACE *ace,
+ TALLOC_CTX *ctx)
+{
+ SEC_ACL *newacl;
+ SEC_ACE *aces;
+
+ if (! *the_acl) {
+ (*the_acl) = make_sec_acl(ctx, 3, 1, ace);
+ return True;
+ }
+
+ aces = SMB_CALLOC_ARRAY(SEC_ACE, 1+(*the_acl)->num_aces);
+ memcpy(aces, (*the_acl)->ace, (*the_acl)->num_aces * sizeof(SEC_ACE));
+ memcpy(aces+(*the_acl)->num_aces, ace, sizeof(SEC_ACE));
+ newacl = make_sec_acl(ctx, (*the_acl)->revision,
+ 1+(*the_acl)->num_aces, aces);
+ SAFE_FREE(aces);
+ (*the_acl) = newacl;
+ return True;
+}
+
+
+/* parse a ascii version of a security descriptor */
+static SEC_DESC *
+sec_desc_parse(TALLOC_CTX *ctx,
+ struct cli_state *ipc_cli,
+ POLICY_HND *pol,
+ BOOL numeric,
+ char *str)
+{
+ const char *p = str;
+ fstring tok;
+ SEC_DESC *ret;
+ size_t sd_size;
+ DOM_SID *grp_sid=NULL;
+ DOM_SID *owner_sid=NULL;
+ SEC_ACL *dacl=NULL;
+ int revision=1;
+
+ while (next_token(&p, tok, "\t,\r\n", sizeof(tok))) {
+
+ if (StrnCaseCmp(tok,"REVISION:", 9) == 0) {
+ revision = strtol(tok+9, NULL, 16);
+ continue;
+ }
+
+ if (StrnCaseCmp(tok,"OWNER:", 6) == 0) {
+ owner_sid = SMB_CALLOC_ARRAY(DOM_SID, 1);
+ if (!owner_sid ||
+ !convert_string_to_sid(ipc_cli, pol,
+ numeric,
+ owner_sid, tok+6)) {
+ DEBUG(5, ("Failed to parse owner sid\n"));
+ return NULL;
+ }
+ continue;
+ }
+
+ if (StrnCaseCmp(tok,"OWNER+:", 7) == 0) {
+ owner_sid = SMB_CALLOC_ARRAY(DOM_SID, 1);
+ if (!owner_sid ||
+ !convert_string_to_sid(ipc_cli, pol,
+ False,
+ owner_sid, tok+7)) {
+ DEBUG(5, ("Failed to parse owner sid\n"));
+ return NULL;
+ }
+ continue;
+ }
+
+ if (StrnCaseCmp(tok,"GROUP:", 6) == 0) {
+ grp_sid = SMB_CALLOC_ARRAY(DOM_SID, 1);
+ if (!grp_sid ||
+ !convert_string_to_sid(ipc_cli, pol,
+ numeric,
+ grp_sid, tok+6)) {
+ DEBUG(5, ("Failed to parse group sid\n"));
+ return NULL;
+ }
+ continue;
+ }
+
+ if (StrnCaseCmp(tok,"GROUP+:", 7) == 0) {
+ grp_sid = SMB_CALLOC_ARRAY(DOM_SID, 1);
+ if (!grp_sid ||
+ !convert_string_to_sid(ipc_cli, pol,
+ False,
+ grp_sid, tok+6)) {
+ DEBUG(5, ("Failed to parse group sid\n"));
+ return NULL;
+ }
+ continue;
+ }
+
+ if (StrnCaseCmp(tok,"ACL:", 4) == 0) {
+ SEC_ACE ace;
+ if (!parse_ace(ipc_cli, pol, &ace, numeric, tok+4)) {
+ DEBUG(5, ("Failed to parse ACL %s\n", tok));
+ return NULL;
+ }
+ if(!add_ace(&dacl, &ace, ctx)) {
+ DEBUG(5, ("Failed to add ACL %s\n", tok));
+ return NULL;
+ }
+ continue;
+ }
+
+ if (StrnCaseCmp(tok,"ACL+:", 5) == 0) {
+ SEC_ACE ace;
+ if (!parse_ace(ipc_cli, pol, &ace, False, tok+5)) {
+ DEBUG(5, ("Failed to parse ACL %s\n", tok));
+ return NULL;
+ }
+ if(!add_ace(&dacl, &ace, ctx)) {
+ DEBUG(5, ("Failed to add ACL %s\n", tok));
+ return NULL;
+ }
+ continue;
+ }
+
+ DEBUG(5, ("Failed to parse security descriptor\n"));
+ return NULL;
+ }
+
+ ret = make_sec_desc(ctx, revision, SEC_DESC_SELF_RELATIVE,
+ owner_sid, grp_sid, NULL, dacl, &sd_size);
+
+ SAFE_FREE(grp_sid);
+ SAFE_FREE(owner_sid);
+
+ return ret;
+}
+
+
+/* Obtain the current dos attributes */
+static DOS_ATTR_DESC *
+dos_attr_query(SMBCCTX *context,
+ TALLOC_CTX *ctx,
+ const char *filename,
+ SMBCSRV *srv)
+{
+ time_t m_time = 0, a_time = 0, c_time = 0;
+ SMB_OFF_T size = 0;
+ uint16 mode = 0;
+ SMB_INO_T inode = 0;
+ DOS_ATTR_DESC *ret;
+
+ ret = TALLOC_P(ctx, DOS_ATTR_DESC);
+ if (!ret) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ /* Obtain the DOS attributes */
+ if (!smbc_getatr(context, srv, CONST_DISCARD(char *, filename),
+ &mode, &size,
+ &c_time, &a_time, &m_time, &inode)) {
+
+ errno = smbc_errno(context, &srv->cli);
+ DEBUG(5, ("dos_attr_query Failed to query old attributes\n"));
+ return NULL;
+
+ }
+
+ ret->mode = mode;
+ ret->size = size;
+ ret->a_time = a_time;
+ ret->c_time = c_time;
+ ret->m_time = m_time;
+ ret->inode = inode;
+
+ return ret;
+}
+
+
+/* parse a ascii version of a security descriptor */
+static void
+dos_attr_parse(SMBCCTX *context,
+ DOS_ATTR_DESC *dad,
+ SMBCSRV *srv,
+ char *str)
+{
+ const char *p = str;
+ fstring tok;
+
+ while (next_token(&p, tok, "\t,\r\n", sizeof(tok))) {
+
+ if (StrnCaseCmp(tok, "MODE:", 5) == 0) {
+ dad->mode = strtol(tok+5, NULL, 16);
+ continue;
+ }
+
+ if (StrnCaseCmp(tok, "SIZE:", 5) == 0) {
+ dad->size = (SMB_OFF_T)atof(tok+5);
+ continue;
+ }
+
+ if (StrnCaseCmp(tok, "A_TIME:", 7) == 0) {
+ dad->a_time = (time_t)strtol(tok+7, NULL, 10);
+ continue;
+ }
+
+ if (StrnCaseCmp(tok, "C_TIME:", 7) == 0) {
+ dad->c_time = (time_t)strtol(tok+7, NULL, 10);
+ continue;
+ }
+
+ if (StrnCaseCmp(tok, "M_TIME:", 7) == 0) {
+ dad->m_time = (time_t)strtol(tok+7, NULL, 10);
+ continue;
+ }
+
+ if (StrnCaseCmp(tok, "INODE:", 6) == 0) {
+ dad->inode = (SMB_INO_T)atof(tok+6);
+ continue;
+ }
+ }
+}
+
+/*****************************************************
+ Retrieve the acls for a file.
+*******************************************************/
+
+static int
+cacl_get(SMBCCTX *context,
+ TALLOC_CTX *ctx,
+ SMBCSRV *srv,
+ struct cli_state *ipc_cli,
+ POLICY_HND *pol,
+ char *filename,
+ char *attr_name,
+ char *buf,
+ int bufsize)
+{
+ uint32 i;
+ int n = 0;
+ int n_used;
+ BOOL all;
+ BOOL all_nt;
+ BOOL all_nt_acls;
+ BOOL all_dos;
+ BOOL some_nt;
+ BOOL some_dos;
+ BOOL exclude_nt_revision = False;
+ BOOL exclude_nt_owner = False;
+ BOOL exclude_nt_group = False;
+ BOOL exclude_nt_acl = False;
+ BOOL exclude_dos_mode = False;
+ BOOL exclude_dos_size = False;
+ BOOL exclude_dos_ctime = False;
+ BOOL exclude_dos_atime = False;
+ BOOL exclude_dos_mtime = False;
+ BOOL exclude_dos_inode = False;
+ BOOL numeric = True;
+ BOOL determine_size = (bufsize == 0);
+ int fnum = -1;
+ SEC_DESC *sd;
+ fstring sidstr;
+ fstring name_sandbox;
+ char *name;
+ char *pExclude;
+ char *p;
+ time_t m_time = 0, a_time = 0, c_time = 0;
+ SMB_OFF_T size = 0;
+ uint16 mode = 0;
+ SMB_INO_T ino = 0;
+ struct cli_state *cli = &srv->cli;
+
+ /* Copy name so we can strip off exclusions (if any are specified) */
+ strncpy(name_sandbox, attr_name, sizeof(name_sandbox) - 1);
+
+ /* Ensure name is null terminated */
+ name_sandbox[sizeof(name_sandbox) - 1] = '\0';
+
+ /* Play in the sandbox */
+ name = name_sandbox;
+
+ /* If there are any exclusions, point to them and mask them from name */
+ if ((pExclude = strchr(name, '!')) != NULL)
+ {
+ *pExclude++ = '\0';
+ }
+
+ all = (StrnCaseCmp(name, "system.*", 8) == 0);
+ all_nt = (StrnCaseCmp(name, "system.nt_sec_desc.*", 20) == 0);
+ all_nt_acls = (StrnCaseCmp(name, "system.nt_sec_desc.acl.*", 24) == 0);
+ all_dos = (StrnCaseCmp(name, "system.dos_attr.*", 17) == 0);
+ some_nt = (StrnCaseCmp(name, "system.nt_sec_desc.", 19) == 0);
+ some_dos = (StrnCaseCmp(name, "system.dos_attr.", 16) == 0);
+ numeric = (* (name + strlen(name) - 1) != '+');
+
+ /* Look for exclusions from "all" requests */
+ if (all || all_nt || all_dos) {
+
+ /* Exclusions are delimited by '!' */
+ for (;
+ pExclude != NULL;
+ pExclude = (p == NULL ? NULL : p + 1)) {
+
+ /* Find end of this exclusion name */
+ if ((p = strchr(pExclude, '!')) != NULL)
+ {
+ *p = '\0';
+ }
+
+ /* Which exclusion name is this? */
+ if (StrCaseCmp(pExclude, "nt_sec_desc.revision") == 0) {
+ exclude_nt_revision = True;
+ }
+ else if (StrCaseCmp(pExclude, "nt_sec_desc.owner") == 0) {
+ exclude_nt_owner = True;
+ }
+ else if (StrCaseCmp(pExclude, "nt_sec_desc.group") == 0) {
+ exclude_nt_group = True;
+ }
+ else if (StrCaseCmp(pExclude, "nt_sec_desc.acl") == 0) {
+ exclude_nt_acl = True;
+ }
+ else if (StrCaseCmp(pExclude, "dos_attr.mode") == 0) {
+ exclude_dos_mode = True;
+ }
+ else if (StrCaseCmp(pExclude, "dos_attr.size") == 0) {
+ exclude_dos_size = True;
+ }
+ else if (StrCaseCmp(pExclude, "dos_attr.c_time") == 0) {
+ exclude_dos_ctime = True;
+ }
+ else if (StrCaseCmp(pExclude, "dos_attr.a_time") == 0) {
+ exclude_dos_atime = True;
+ }
+ else if (StrCaseCmp(pExclude, "dos_attr.m_time") == 0) {
+ exclude_dos_mtime = True;
+ }
+ else if (StrCaseCmp(pExclude, "dos_attr.inode") == 0) {
+ exclude_dos_inode = True;
+ }
+ else {
+ DEBUG(5, ("cacl_get received unknown exclusion: %s\n",
+ pExclude));
+ errno = ENOATTR;
+ return -1;
+ }
+ }
+ }
+
+ n_used = 0;
+
+ /*
+ * If we are (possibly) talking to an NT or new system and some NT
+ * attributes have been requested...
+ */
+ if (ipc_cli && (all || some_nt || all_nt_acls)) {
+ /* Point to the portion after "system.nt_sec_desc." */
+ name += 19; /* if (all) this will be invalid but unused */
+
+ /* ... then obtain any NT attributes which were requested */
+ fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
+
+ if (fnum == -1) {
+ DEBUG(5, ("cacl_get failed to open %s: %s\n",
+ filename, cli_errstr(cli)));
+ errno = 0;
+ return -1;
+ }
+
+ sd = cli_query_secdesc(cli, fnum, ctx);
+
+ if (!sd) {
+ DEBUG(5,
+ ("cacl_get Failed to query old descriptor\n"));
+ errno = 0;
+ return -1;
+ }
+
+ cli_close(cli, fnum);
+
+ if (! exclude_nt_revision) {
+ if (all || all_nt) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx,
+ "REVISION:%d",
+ sd->revision);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "REVISION:%d",
+ sd->revision);
+ }
+ } else if (StrCaseCmp(name, "revision") == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, "%d",
+ sd->revision);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize, "%d",
+ sd->revision);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ if (! exclude_nt_owner) {
+ /* Get owner and group sid */
+ if (sd->owner_sid) {
+ convert_sid_to_string(ipc_cli, pol,
+ sidstr,
+ numeric,
+ sd->owner_sid);
+ } else {
+ fstrcpy(sidstr, "");
+ }
+
+ if (all || all_nt) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, ",OWNER:%s",
+ sidstr);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ ",OWNER:%s", sidstr);
+ }
+ } else if (StrnCaseCmp(name, "owner", 5) == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, "%s", sidstr);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize, "%s",
+ sidstr);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ if (! exclude_nt_group) {
+ if (sd->grp_sid) {
+ convert_sid_to_string(ipc_cli, pol,
+ sidstr, numeric,
+ sd->grp_sid);
+ } else {
+ fstrcpy(sidstr, "");
+ }
+
+ if (all || all_nt) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, ",GROUP:%s",
+ sidstr);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ ",GROUP:%s", sidstr);
+ }
+ } else if (StrnCaseCmp(name, "group", 5) == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, "%s", sidstr);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%s", sidstr);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ if (! exclude_nt_acl) {
+ /* Add aces to value buffer */
+ for (i = 0; sd->dacl && i < sd->dacl->num_aces; i++) {
+
+ SEC_ACE *ace = &sd->dacl->ace[i];
+ convert_sid_to_string(ipc_cli, pol,
+ sidstr, numeric,
+ &ace->trustee);
+
+ if (all || all_nt) {
+ if (determine_size) {
+ p = talloc_asprintf(
+ ctx,
+ ",ACL:"
+ "%s:%d/%d/0x%08x",
+ sidstr,
+ ace->type,
+ ace->flags,
+ ace->info.mask);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(
+ buf, bufsize,
+ ",ACL:%s:%d/%d/0x%08x",
+ sidstr,
+ ace->type,
+ ace->flags,
+ ace->info.mask);
+ }
+ } else if ((StrnCaseCmp(name, "acl", 3) == 0 &&
+ StrCaseCmp(name+3, sidstr) == 0) ||
+ (StrnCaseCmp(name, "acl+", 4) == 0 &&
+ StrCaseCmp(name+4, sidstr) == 0)) {
+ if (determine_size) {
+ p = talloc_asprintf(
+ ctx,
+ "%d/%d/0x%08x",
+ ace->type,
+ ace->flags,
+ ace->info.mask);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%d/%d/0x%08x",
+ ace->type,
+ ace->flags,
+ ace->info.mask);
+ }
+ } else if (all_nt_acls) {
+ if (determine_size) {
+ p = talloc_asprintf(
+ ctx,
+ "%s%s:%d/%d/0x%08x",
+ i ? "," : "",
+ sidstr,
+ ace->type,
+ ace->flags,
+ ace->info.mask);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%s%s:%d/%d/0x%08x",
+ i ? "," : "",
+ sidstr,
+ ace->type,
+ ace->flags,
+ ace->info.mask);
+ }
+ }
+ if (n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+ }
+
+ /* Restore name pointer to its original value */
+ name -= 19;
+ }
+
+ if (all || some_dos) {
+ /* Point to the portion after "system.dos_attr." */
+ name += 16; /* if (all) this will be invalid but unused */
+
+ /* Obtain the DOS attributes */
+ if (!smbc_getatr(context, srv, filename, &mode, &size,
+ &c_time, &a_time, &m_time, &ino)) {
+
+ errno = smbc_errno(context, &srv->cli);
+ return -1;
+
+ }
+
+ if (! exclude_dos_mode) {
+ if (all || all_dos) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx,
+ "%sMODE:0x%x",
+ (ipc_cli &&
+ (all || some_nt)
+ ? ","
+ : ""),
+ mode);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%sMODE:0x%x",
+ (ipc_cli &&
+ (all || some_nt)
+ ? ","
+ : ""),
+ mode);
+ }
+ } else if (StrCaseCmp(name, "mode") == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, "0x%x", mode);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "0x%x", mode);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ if (! exclude_dos_size) {
+ if (all || all_dos) {
+ if (determine_size) {
+ p = talloc_asprintf(
+ ctx,
+ ",SIZE:%.0f",
+ (double)size);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ ",SIZE:%.0f",
+ (double)size);
+ }
+ } else if (StrCaseCmp(name, "size") == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(
+ ctx,
+ "%.0f",
+ (double)size);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%.0f",
+ (double)size);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ if (! exclude_dos_ctime) {
+ if (all || all_dos) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx,
+ ",C_TIME:%lu",
+ c_time);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ ",C_TIME:%lu", c_time);
+ }
+ } else if (StrCaseCmp(name, "c_time") == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, "%lu", c_time);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%lu", c_time);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ if (! exclude_dos_atime) {
+ if (all || all_dos) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx,
+ ",A_TIME:%lu",
+ a_time);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ ",A_TIME:%lu", a_time);
+ }
+ } else if (StrCaseCmp(name, "a_time") == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, "%lu", a_time);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%lu", a_time);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ if (! exclude_dos_mtime) {
+ if (all || all_dos) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx,
+ ",M_TIME:%lu",
+ m_time);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ ",M_TIME:%lu", m_time);
+ }
+ } else if (StrCaseCmp(name, "m_time") == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(ctx, "%lu", m_time);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%lu", m_time);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ if (! exclude_dos_inode) {
+ if (all || all_dos) {
+ if (determine_size) {
+ p = talloc_asprintf(
+ ctx,
+ ",INODE:%.0f",
+ (double)ino);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ ",INODE:%.0f",
+ (double) ino);
+ }
+ } else if (StrCaseCmp(name, "inode") == 0) {
+ if (determine_size) {
+ p = talloc_asprintf(
+ ctx,
+ "%.0f",
+ (double) ino);
+ if (!p) {
+ errno = ENOMEM;
+ return -1;
+ }
+ n = strlen(p);
+ } else {
+ n = snprintf(buf, bufsize,
+ "%.0f",
+ (double) ino);
+ }
+ }
+
+ if (!determine_size && n > bufsize) {
+ errno = ERANGE;
+ return -1;
+ }
+ buf += n;
+ n_used += n;
+ bufsize -= n;
+ }
+
+ /* Restore name pointer to its original value */
+ name -= 16;
+ }
+
+ if (n_used == 0) {
+ errno = ENOATTR;
+ return -1;
+ }
+
+ return n_used;
+}
+
+
+/*****************************************************
+set the ACLs on a file given an ascii description
+*******************************************************/
+static int
+cacl_set(TALLOC_CTX *ctx,
+ struct cli_state *cli,
+ struct cli_state *ipc_cli,
+ POLICY_HND *pol,
+ const char *filename,
+ const char *the_acl,
+ int mode,
+ int flags)
+{
+ int fnum;
+ int err = 0;
+ SEC_DESC *sd = NULL, *old;
+ SEC_ACL *dacl = NULL;
+ DOM_SID *owner_sid = NULL;
+ DOM_SID *grp_sid = NULL;
+ uint32 i, j;
+ size_t sd_size;
+ int ret = 0;
+ char *p;
+ BOOL numeric = True;
+
+ /* the_acl will be null for REMOVE_ALL operations */
+ if (the_acl) {
+ numeric = ((p = strchr(the_acl, ':')) != NULL &&
+ p > the_acl &&
+ p[-1] != '+');
+
+ /* if this is to set the entire ACL... */
+ if (*the_acl == '*') {
+ /* ... then increment past the first colon */
+ the_acl = p + 1;
+ }
+
+ sd = sec_desc_parse(ctx, ipc_cli, pol, numeric,
+ CONST_DISCARD(char *, the_acl));
+
+ if (!sd) {
+ errno = EINVAL;
+ return -1;
+ }
+ }
+
+ /* The desired access below is the only one I could find that works
+ with NT4, W2KP and Samba */
+
+ fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
+
+ if (fnum == -1) {
+ DEBUG(5, ("cacl_set failed to open %s: %s\n",
+ filename, cli_errstr(cli)));
+ errno = 0;
+ return -1;
+ }
+
+ old = cli_query_secdesc(cli, fnum, ctx);
+
+ if (!old) {
+ DEBUG(5, ("cacl_set Failed to query old descriptor\n"));
+ errno = 0;
+ return -1;
+ }
+
+ cli_close(cli, fnum);
+
+ switch (mode) {
+ case SMBC_XATTR_MODE_REMOVE_ALL:
+ old->dacl->num_aces = 0;
+ SAFE_FREE(old->dacl->ace);
+ SAFE_FREE(old->dacl);
+ old->off_dacl = 0;
+ dacl = old->dacl;
+ break;
+
+ case SMBC_XATTR_MODE_REMOVE:
+ for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
+ BOOL found = False;
+
+ for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
+ if (sec_ace_equal(&sd->dacl->ace[i],
+ &old->dacl->ace[j])) {
+ uint32 k;
+ for (k=j; k<old->dacl->num_aces-1;k++) {
+ old->dacl->ace[k] =
+ old->dacl->ace[k+1];
+ }
+ old->dacl->num_aces--;
+ if (old->dacl->num_aces == 0) {
+ SAFE_FREE(old->dacl->ace);
+ SAFE_FREE(old->dacl);
+ old->off_dacl = 0;
+ }
+ found = True;
+ dacl = old->dacl;
+ break;
+ }
+ }
+
+ if (!found) {
+ err = ENOATTR;
+ ret = -1;
+ goto failed;
+ }
+ }
+ break;
+
+ case SMBC_XATTR_MODE_ADD:
+ for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
+ BOOL found = False;
+
+ for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
+ if (sid_equal(&sd->dacl->ace[i].trustee,
+ &old->dacl->ace[j].trustee)) {
+ if (!(flags & SMBC_XATTR_FLAG_CREATE)) {
+ err = EEXIST;
+ ret = -1;
+ goto failed;
+ }
+ old->dacl->ace[j] = sd->dacl->ace[i];
+ ret = -1;
+ found = True;
+ }
+ }
+
+ if (!found && (flags & SMBC_XATTR_FLAG_REPLACE)) {
+ err = ENOATTR;
+ ret = -1;
+ goto failed;
+ }
+
+ for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
+ add_ace(&old->dacl, &sd->dacl->ace[i], ctx);
+ }
+ }
+ dacl = old->dacl;
+ break;
+
+ case SMBC_XATTR_MODE_SET:
+ old = sd;
+ owner_sid = old->owner_sid;
+ grp_sid = old->grp_sid;
+ dacl = old->dacl;
+ break;
+
+ case SMBC_XATTR_MODE_CHOWN:
+ owner_sid = sd->owner_sid;
+ break;
+
+ case SMBC_XATTR_MODE_CHGRP:
+ grp_sid = sd->grp_sid;
+ break;
+ }
+
+ /* Denied ACE entries must come before allowed ones */
+ sort_acl(old->dacl);
+
+ /* Create new security descriptor and set it */
+ sd = make_sec_desc(ctx, old->revision, SEC_DESC_SELF_RELATIVE,
+ owner_sid, grp_sid, NULL, dacl, &sd_size);
+
+ fnum = cli_nt_create(cli, filename,
+ WRITE_DAC_ACCESS | WRITE_OWNER_ACCESS);
+
+ if (fnum == -1) {
+ DEBUG(5, ("cacl_set failed to open %s: %s\n",
+ filename, cli_errstr(cli)));
+ errno = 0;
+ return -1;
+ }
+
+ if (!cli_set_secdesc(cli, fnum, sd)) {
+ DEBUG(5, ("ERROR: secdesc set failed: %s\n", cli_errstr(cli)));
+ ret = -1;
+ }
+
+ /* Clean up */
+
+ failed:
+ cli_close(cli, fnum);
+
+ if (err != 0) {
+ errno = err;
+ }
+
+ return ret;
+}
+
+
+static int
+smbc_setxattr_ctx(SMBCCTX *context,
+ const char *fname,
+ const char *name,
+ const void *value,
+ size_t size,
+ int flags)
+{
+ int ret;
+ int ret2;
+ SMBCSRV *srv;
+ SMBCSRV *ipc_srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+ TALLOC_CTX *ctx;
+ POLICY_HND pol;
+ DOS_ATTR_DESC *dad;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_setxattr(%s, %s, %.*s)\n",
+ fname, name, (int) size, (const char*)value));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+ if (!srv) {
+ return -1; /* errno set by smbc_server */
+ }
+
+ if (! srv->no_nt_session) {
+ ipc_srv = smbc_attr_server(context, server, share,
+ workgroup, user, password,
+ &pol);
+ srv->no_nt_session = True;
+ } else {
+ ipc_srv = NULL;
+ }
+
+ ctx = talloc_init("smbc_setxattr");
+ if (!ctx) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ /*
+ * Are they asking to set the entire set of known attributes?
+ */
+ if (StrCaseCmp(name, "system.*") == 0 ||
+ StrCaseCmp(name, "system.*+") == 0) {
+ /* Yup. */
+ char *namevalue =
+ talloc_asprintf(ctx, "%s:%s",
+ name+7, (const char *) value);
+ if (! namevalue) {
+ errno = ENOMEM;
+ ret = -1;
+ return -1;
+ }
+
+ if (ipc_srv) {
+ ret = cacl_set(ctx, &srv->cli,
+ &ipc_srv->cli, &pol, path,
+ namevalue,
+ (*namevalue == '*'
+ ? SMBC_XATTR_MODE_SET
+ : SMBC_XATTR_MODE_ADD),
+ flags);
+ } else {
+ ret = 0;
+ }
+
+ /* get a DOS Attribute Descriptor with current attributes */
+ dad = dos_attr_query(context, ctx, path, srv);
+ if (dad) {
+ /* Overwrite old with new, using what was provided */
+ dos_attr_parse(context, dad, srv, namevalue);
+
+ /* Set the new DOS attributes */
+ if (! smbc_setatr(context, srv, path,
+ dad->c_time,
+ dad->a_time,
+ dad->m_time,
+ dad->mode)) {
+
+ /* cause failure if NT failed too */
+ dad = NULL;
+ }
+ }
+
+ /* we only fail if both NT and DOS sets failed */
+ if (ret < 0 && ! dad) {
+ ret = -1; /* in case dad was null */
+ }
+ else {
+ ret = 0;
+ }
+
+ talloc_destroy(ctx);
+ return ret;
+ }
+
+ /*
+ * Are they asking to set an access control element or to set
+ * the entire access control list?
+ */
+ if (StrCaseCmp(name, "system.nt_sec_desc.*") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.*+") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.revision") == 0 ||
+ StrnCaseCmp(name, "system.nt_sec_desc.acl", 22) == 0 ||
+ StrnCaseCmp(name, "system.nt_sec_desc.acl+", 23) == 0) {
+
+ /* Yup. */
+ char *namevalue =
+ talloc_asprintf(ctx, "%s:%s",
+ name+19, (const char *) value);
+
+ if (! ipc_srv) {
+ ret = -1; /* errno set by smbc_server() */
+ }
+ else if (! namevalue) {
+ errno = ENOMEM;
+ ret = -1;
+ } else {
+ ret = cacl_set(ctx, &srv->cli,
+ &ipc_srv->cli, &pol, path,
+ namevalue,
+ (*namevalue == '*'
+ ? SMBC_XATTR_MODE_SET
+ : SMBC_XATTR_MODE_ADD),
+ flags);
+ }
+ talloc_destroy(ctx);
+ return ret;
+ }
+
+ /*
+ * Are they asking to set the owner?
+ */
+ if (StrCaseCmp(name, "system.nt_sec_desc.owner") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.owner+") == 0) {
+
+ /* Yup. */
+ char *namevalue =
+ talloc_asprintf(ctx, "%s:%s",
+ name+19, (const char *) value);
+
+ if (! ipc_srv) {
+
+ ret = -1; /* errno set by smbc_server() */
+ }
+ else if (! namevalue) {
+ errno = ENOMEM;
+ ret = -1;
+ } else {
+ ret = cacl_set(ctx, &srv->cli,
+ &ipc_srv->cli, &pol, path,
+ namevalue, SMBC_XATTR_MODE_CHOWN, 0);
+ }
+ talloc_destroy(ctx);
+ return ret;
+ }
+
+ /*
+ * Are they asking to set the group?
+ */
+ if (StrCaseCmp(name, "system.nt_sec_desc.group") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.group+") == 0) {
+
+ /* Yup. */
+ char *namevalue =
+ talloc_asprintf(ctx, "%s:%s",
+ name+19, (const char *) value);
+
+ if (! ipc_srv) {
+ /* errno set by smbc_server() */
+ ret = -1;
+ }
+ else if (! namevalue) {
+ errno = ENOMEM;
+ ret = -1;
+ } else {
+ ret = cacl_set(ctx, &srv->cli,
+ &ipc_srv->cli, &pol, path,
+ namevalue, SMBC_XATTR_MODE_CHOWN, 0);
+ }
+ talloc_destroy(ctx);
+ return ret;
+ }
+
+ /*
+ * Are they asking to set a DOS attribute?
+ */
+ if (StrCaseCmp(name, "system.dos_attr.*") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.mode") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.c_time") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.a_time") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.m_time") == 0) {
+
+ /* get a DOS Attribute Descriptor with current attributes */
+ dad = dos_attr_query(context, ctx, path, srv);
+ if (dad) {
+ char *namevalue =
+ talloc_asprintf(ctx, "%s:%s",
+ name+16, (const char *) value);
+ if (! namevalue) {
+ errno = ENOMEM;
+ ret = -1;
+ } else {
+ /* Overwrite old with provided new params */
+ dos_attr_parse(context, dad, srv, namevalue);
+
+ /* Set the new DOS attributes */
+ ret2 = smbc_setatr(context, srv, path,
+ dad->c_time,
+ dad->a_time,
+ dad->m_time,
+ dad->mode);
+
+ /* ret2 has True (success) / False (failure) */
+ if (ret2) {
+ ret = 0;
+ } else {
+ ret = -1;
+ }
+ }
+ } else {
+ ret = -1;
+ }
+
+ talloc_destroy(ctx);
+ return ret;
+ }
+
+ /* Unsupported attribute name */
+ talloc_destroy(ctx);
+ errno = EINVAL;
+ return -1;
+}
+
+static int
+smbc_getxattr_ctx(SMBCCTX *context,
+ const char *fname,
+ const char *name,
+ const void *value,
+ size_t size)
+{
+ int ret;
+ SMBCSRV *srv;
+ SMBCSRV *ipc_srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+ TALLOC_CTX *ctx;
+ POLICY_HND pol;
+
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_getxattr(%s, %s)\n", fname, name));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+ if (!srv) {
+ return -1; /* errno set by smbc_server */
+ }
+
+ if (! srv->no_nt_session) {
+ ipc_srv = smbc_attr_server(context, server, share,
+ workgroup, user, password,
+ &pol);
+ if (! ipc_srv) {
+ srv->no_nt_session = True;
+ }
+ } else {
+ ipc_srv = NULL;
+ }
+
+ ctx = talloc_init("smbc:getxattr");
+ if (!ctx) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ /* Are they requesting a supported attribute? */
+ if (StrCaseCmp(name, "system.*") == 0 ||
+ StrnCaseCmp(name, "system.*!", 9) == 0 ||
+ StrCaseCmp(name, "system.*+") == 0 ||
+ StrnCaseCmp(name, "system.*+!", 10) == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.*") == 0 ||
+ StrnCaseCmp(name, "system.nt_sec_desc.*!", 21) == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.*+") == 0 ||
+ StrnCaseCmp(name, "system.nt_sec_desc.*+!", 22) == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.revision") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.owner") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.owner+") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.group") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.group+") == 0 ||
+ StrnCaseCmp(name, "system.nt_sec_desc.acl", 22) == 0 ||
+ StrnCaseCmp(name, "system.nt_sec_desc.acl+", 23) == 0 ||
+ StrCaseCmp(name, "system.dos_attr.*") == 0 ||
+ StrnCaseCmp(name, "system.dos_attr.*!", 18) == 0 ||
+ StrCaseCmp(name, "system.dos_attr.mode") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.size") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.c_time") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.a_time") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.m_time") == 0 ||
+ StrCaseCmp(name, "system.dos_attr.inode") == 0) {
+
+ /* Yup. */
+ ret = cacl_get(context, ctx, srv,
+ ipc_srv == NULL ? NULL : &ipc_srv->cli,
+ &pol, path,
+ CONST_DISCARD(char *, name),
+ CONST_DISCARD(char *, value), size);
+ if (ret < 0 && errno == 0) {
+ errno = smbc_errno(context, &srv->cli);
+ }
+ talloc_destroy(ctx);
+ return ret;
+ }
+
+ /* Unsupported attribute name */
+ talloc_destroy(ctx);
+ errno = EINVAL;
+ return -1;
+}
+
+
+static int
+smbc_removexattr_ctx(SMBCCTX *context,
+ const char *fname,
+ const char *name)
+{
+ int ret;
+ SMBCSRV *srv;
+ SMBCSRV *ipc_srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+ TALLOC_CTX *ctx;
+ POLICY_HND pol;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL; /* Best I can think of ... */
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_removexattr(%s, %s)\n", fname, name));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+ if (!srv) {
+ return -1; /* errno set by smbc_server */
+ }
+
+ if (! srv->no_nt_session) {
+ ipc_srv = smbc_attr_server(context, server, share,
+ workgroup, user, password,
+ &pol);
+ srv->no_nt_session = True;
+ } else {
+ ipc_srv = NULL;
+ }
+
+ if (! ipc_srv) {
+ return -1; /* errno set by smbc_attr_server */
+ }
+
+ ctx = talloc_init("smbc_removexattr");
+ if (!ctx) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ /* Are they asking to set the entire ACL? */
+ if (StrCaseCmp(name, "system.nt_sec_desc.*") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.*+") == 0) {
+
+ /* Yup. */
+ ret = cacl_set(ctx, &srv->cli,
+ &ipc_srv->cli, &pol, path,
+ NULL, SMBC_XATTR_MODE_REMOVE_ALL, 0);
+ talloc_destroy(ctx);
+ return ret;
+ }
+
+ /*
+ * Are they asking to remove one or more spceific security descriptor
+ * attributes?
+ */
+ if (StrCaseCmp(name, "system.nt_sec_desc.revision") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.owner") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.owner+") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.group") == 0 ||
+ StrCaseCmp(name, "system.nt_sec_desc.group+") == 0 ||
+ StrnCaseCmp(name, "system.nt_sec_desc.acl", 22) == 0 ||
+ StrnCaseCmp(name, "system.nt_sec_desc.acl+", 23) == 0) {
+
+ /* Yup. */
+ ret = cacl_set(ctx, &srv->cli,
+ &ipc_srv->cli, &pol, path,
+ name + 19, SMBC_XATTR_MODE_REMOVE, 0);
+ talloc_destroy(ctx);
+ return ret;
+ }
+
+ /* Unsupported attribute name */
+ talloc_destroy(ctx);
+ errno = EINVAL;
+ return -1;
+}
+
+static int
+smbc_listxattr_ctx(SMBCCTX *context,
+ const char *fname,
+ char *list,
+ size_t size)
+{
+ /*
+ * This isn't quite what listxattr() is supposed to do. This returns
+ * the complete set of attribute names, always, rather than only those
+ * attribute names which actually exist for a file. Hmmm...
+ */
+ const char supported[] =
+ "system.*\0"
+ "system.*+\0"
+ "system.nt_sec_desc.revision\0"
+ "system.nt_sec_desc.owner\0"
+ "system.nt_sec_desc.owner+\0"
+ "system.nt_sec_desc.group\0"
+ "system.nt_sec_desc.group+\0"
+ "system.nt_sec_desc.acl.*\0"
+ "system.nt_sec_desc.acl\0"
+ "system.nt_sec_desc.acl+\0"
+ "system.nt_sec_desc.*\0"
+ "system.nt_sec_desc.*+\0"
+ "system.dos_attr.*\0"
+ "system.dos_attr.mode\0"
+ "system.dos_attr.c_time\0"
+ "system.dos_attr.a_time\0"
+ "system.dos_attr.m_time\0"
+ ;
+
+ if (size == 0) {
+ return sizeof(supported);
+ }
+
+ if (sizeof(supported) > size) {
+ errno = ERANGE;
+ return -1;
+ }
+
+ /* this can't be strcpy() because there are embedded null characters */
+ memcpy(list, supported, sizeof(supported));
+ return sizeof(supported);
+}
+
+
+/*
+ * Open a print file to be written to by other calls
+ */
+
+static SMBCFILE *
+smbc_open_print_job_ctx(SMBCCTX *context,
+ const char *fname)
+{
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ pstring path;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return NULL;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return NULL;
+
+ }
+
+ DEBUG(4, ("smbc_open_print_job_ctx(%s)\n", fname));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ /* What if the path is empty, or the file exists? */
+
+ return context->open(context, fname, O_WRONLY, 666);
+
+}
+
+/*
+ * Routine to print a file on a remote server ...
+ *
+ * We open the file, which we assume to be on a remote server, and then
+ * copy it to a print file on the share specified by printq.
+ */
+
+static int
+smbc_print_file_ctx(SMBCCTX *c_file,
+ const char *fname,
+ SMBCCTX *c_print,
+ const char *printq)
+{
+ SMBCFILE *fid1;
+ SMBCFILE *fid2;
+ int bytes;
+ int saverr;
+ int tot_bytes = 0;
+ char buf[4096];
+
+ if (!c_file || !c_file->internal->_initialized || !c_print ||
+ !c_print->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!fname && !printq) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ /* Try to open the file for reading ... */
+
+ if ((long)(fid1 = c_file->open(c_file, fname, O_RDONLY, 0666)) < 0) {
+
+ DEBUG(3, ("Error, fname=%s, errno=%i\n", fname, errno));
+ return -1; /* smbc_open sets errno */
+
+ }
+
+ /* Now, try to open the printer file for writing */
+
+ if ((long)(fid2 = c_print->open_print_job(c_print, printq)) < 0) {
+
+ saverr = errno; /* Save errno */
+ c_file->close_fn(c_file, fid1);
+ errno = saverr;
+ return -1;
+
+ }
+
+ while ((bytes = c_file->read(c_file, fid1, buf, sizeof(buf))) > 0) {
+
+ tot_bytes += bytes;
+
+ if ((c_print->write(c_print, fid2, buf, bytes)) < 0) {
+
+ saverr = errno;
+ c_file->close_fn(c_file, fid1);
+ c_print->close_fn(c_print, fid2);
+ errno = saverr;
+
+ }
+
+ }
+
+ saverr = errno;
+
+ c_file->close_fn(c_file, fid1); /* We have to close these anyway */
+ c_print->close_fn(c_print, fid2);
+
+ if (bytes < 0) {
+
+ errno = saverr;
+ return -1;
+
+ }
+
+ return tot_bytes;
+
+}
+
+/*
+ * Routine to list print jobs on a printer share ...
+ */
+
+static int
+smbc_list_print_jobs_ctx(SMBCCTX *context,
+ const char *fname,
+ smbc_list_print_job_fn fn)
+{
+ SMBCSRV *srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_list_print_jobs(%s)\n", fname));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+
+ return -1; /* errno set by smbc_server */
+
+ }
+
+ if (cli_print_queue(&srv->cli,
+ (void (*)(struct print_job_info *))fn) < 0) {
+
+ errno = smbc_errno(context, &srv->cli);
+ return -1;
+
+ }
+
+ return 0;
+
+}
+
+/*
+ * Delete a print job from a remote printer share
+ */
+
+static int
+smbc_unlink_print_job_ctx(SMBCCTX *context,
+ const char *fname,
+ int id)
+{
+ SMBCSRV *srv;
+ fstring server;
+ fstring share;
+ fstring user;
+ fstring password;
+ fstring workgroup;
+ pstring path;
+ int err;
+
+ if (!context || !context->internal ||
+ !context->internal->_initialized) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ if (!fname) {
+
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ DEBUG(4, ("smbc_unlink_print_job(%s)\n", fname));
+
+ if (smbc_parse_path(context, fname,
+ server, sizeof(server),
+ share, sizeof(share),
+ path, sizeof(path),
+ user, sizeof(user),
+ password, sizeof(password),
+ NULL, 0)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (user[0] == (char)0) fstrcpy(user, context->user);
+
+ fstrcpy(workgroup, context->workgroup);
+
+ srv = smbc_server(context, True,
+ server, share, workgroup, user, password);
+
+ if (!srv) {
+
+ return -1; /* errno set by smbc_server */
+
+ }
+
+ if ((err = cli_printjob_del(&srv->cli, id)) != 0) {
+
+ if (err < 0)
+ errno = smbc_errno(context, &srv->cli);
+ else if (err == ERRnosuchprintjob)
+ errno = EINVAL;
+ return -1;
+
+ }
+
+ return 0;
+
+}
+
+/*
+ * Get a new empty handle to fill in with your own info
+ */
+SMBCCTX *
+smbc_new_context(void)
+{
+ SMBCCTX *context;
+
+ context = SMB_MALLOC_P(SMBCCTX);
+ if (!context) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ ZERO_STRUCTP(context);
+
+ context->internal = SMB_MALLOC_P(struct smbc_internal_data);
+ if (!context->internal) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ ZERO_STRUCTP(context->internal);
+
+
+ /* ADD REASONABLE DEFAULTS */
+ context->debug = 0;
+ context->timeout = 20000; /* 20 seconds */
+
+ context->options.browse_max_lmb_count = 3; /* # LMBs to query */
+ context->options.urlencode_readdir_entries = False;/* backward compat */
+ context->options.one_share_per_server = False;/* backward compat */
+
+ context->open = smbc_open_ctx;
+ context->creat = smbc_creat_ctx;
+ context->read = smbc_read_ctx;
+ context->write = smbc_write_ctx;
+ context->close_fn = smbc_close_ctx;
+ context->unlink = smbc_unlink_ctx;
+ context->rename = smbc_rename_ctx;
+ context->lseek = smbc_lseek_ctx;
+ context->stat = smbc_stat_ctx;
+ context->fstat = smbc_fstat_ctx;
+ context->opendir = smbc_opendir_ctx;
+ context->closedir = smbc_closedir_ctx;
+ context->readdir = smbc_readdir_ctx;
+ context->getdents = smbc_getdents_ctx;
+ context->mkdir = smbc_mkdir_ctx;
+ context->rmdir = smbc_rmdir_ctx;
+ context->telldir = smbc_telldir_ctx;
+ context->lseekdir = smbc_lseekdir_ctx;
+ context->fstatdir = smbc_fstatdir_ctx;
+ context->chmod = smbc_chmod_ctx;
+ context->utimes = smbc_utimes_ctx;
+ context->setxattr = smbc_setxattr_ctx;
+ context->getxattr = smbc_getxattr_ctx;
+ context->removexattr = smbc_removexattr_ctx;
+ context->listxattr = smbc_listxattr_ctx;
+ context->open_print_job = smbc_open_print_job_ctx;
+ context->print_file = smbc_print_file_ctx;
+ context->list_print_jobs = smbc_list_print_jobs_ctx;
+ context->unlink_print_job = smbc_unlink_print_job_ctx;
+
+ context->callbacks.check_server_fn = smbc_check_server;
+ context->callbacks.remove_unused_server_fn = smbc_remove_unused_server;
+
+ smbc_default_cache_functions(context);
+
+ return context;
+}
+
+/*
+ * Free a context
+ *
+ * Returns 0 on success. Otherwise returns 1, the SMBCCTX is _not_ freed
+ * and thus you'll be leaking memory if not handled properly.
+ *
+ */
+int
+smbc_free_context(SMBCCTX *context,
+ int shutdown_ctx)
+{
+ if (!context) {
+ errno = EBADF;
+ return 1;
+ }
+
+ if (shutdown_ctx) {
+ SMBCFILE * f;
+ DEBUG(1,("Performing aggressive shutdown.\n"));
+
+ f = context->internal->_files;
+ while (f) {
+ context->close_fn(context, f);
+ f = f->next;
+ }
+ context->internal->_files = NULL;
+
+ /* First try to remove the servers the nice way. */
+ if (context->callbacks.purge_cached_fn(context)) {
+ SMBCSRV * s;
+ SMBCSRV * next;
+ DEBUG(1, ("Could not purge all servers, "
+ "Nice way shutdown failed.\n"));
+ s = context->internal->_servers;
+ while (s) {
+ DEBUG(1, ("Forced shutdown: %p (fd=%d)\n",
+ s, s->cli.fd));
+ cli_shutdown(&s->cli);
+ context->callbacks.remove_cached_srv_fn(context,
+ s);
+ next = s->next;
+ DLIST_REMOVE(context->internal->_servers, s);
+ SAFE_FREE(s);
+ s = next;
+ }
+ context->internal->_servers = NULL;
+ }
+ }
+ else {
+ /* This is the polite way */
+ if (context->callbacks.purge_cached_fn(context)) {
+ DEBUG(1, ("Could not purge all servers, "
+ "free_context failed.\n"));
+ errno = EBUSY;
+ return 1;
+ }
+ if (context->internal->_servers) {
+ DEBUG(1, ("Active servers in context, "
+ "free_context failed.\n"));
+ errno = EBUSY;
+ return 1;
+ }
+ if (context->internal->_files) {
+ DEBUG(1, ("Active files in context, "
+ "free_context failed.\n"));
+ errno = EBUSY;
+ return 1;
+ }
+ }
+
+ /* Things we have to clean up */
+ SAFE_FREE(context->workgroup);
+ SAFE_FREE(context->netbios_name);
+ SAFE_FREE(context->user);
+
+ DEBUG(3, ("Context %p succesfully freed\n", context));
+ SAFE_FREE(context->internal);
+ SAFE_FREE(context);
+ return 0;
+}
+
+
+/*
+ * Each time the context structure is changed, we have binary backward
+ * compatibility issues. Instead of modifying the public portions of the
+ * context structure to add new options, instead, we put them in the internal
+ * portion of the context structure and provide a set function for these new
+ * options.
+ */
+void
+smbc_option_set(SMBCCTX *context,
+ char *option_name,
+ ...)
+{
+ va_list args;
+
+ va_start(args, option_name);
+
+ if (strcmp(option_name, "debug_stderr") == 0) {
+ /*
+ * Log to standard error instead of standard output.
+ *
+ * optional parameters: none (it can't be turned off once on)
+ */
+ context->internal->_debug_stderr = True;
+ }
+
+ va_end(args);
+}
+
+
+/*
+ * Initialise the library etc
+ *
+ * We accept a struct containing handle information.
+ * valid values for info->debug from 0 to 100,
+ * and insist that info->fn must be non-null.
+ */
+SMBCCTX *
+smbc_init_context(SMBCCTX *context)
+{
+ pstring conf;
+ int pid;
+ char *user = NULL;
+ char *home = NULL;
+
+ if (!context || !context->internal) {
+ errno = EBADF;
+ return NULL;
+ }
+
+ /* Do not initialise the same client twice */
+ if (context->internal->_initialized) {
+ return 0;
+ }
+
+ if (!context->callbacks.auth_fn ||
+ context->debug < 0 ||
+ context->debug > 100) {
+
+ errno = EINVAL;
+ return NULL;
+
+ }
+
+ if (!smbc_initialized) {
+ /*
+ * Do some library-wide intializations the first time we get
+ * called
+ */
+ BOOL conf_loaded = False;
+
+ /* Set this to what the user wants */
+ DEBUGLEVEL = context->debug;
+
+ load_case_tables();
+
+ setup_logging("libsmbclient", True);
+ if (context->internal->_debug_stderr) {
+ dbf = x_stderr;
+ x_setbuf(x_stderr, NULL);
+ }
+
+ /* Here we would open the smb.conf file if needed ... */
+
+ in_client = True; /* FIXME, make a param */
+
+ home = getenv("HOME");
+ if (home) {
+ slprintf(conf, sizeof(conf), "%s/.smb/smb.conf", home);
+ if (lp_load(conf, True, False, False)) {
+ conf_loaded = True;
+ } else {
+ DEBUG(5, ("Could not load config file: %s\n",
+ conf));
+ }
+ }
+
+ if (!conf_loaded) {
+ /*
+ * Well, if that failed, try the dyn_CONFIGFILE
+ * Which points to the standard locn, and if that
+ * fails, silently ignore it and use the internal
+ * defaults ...
+ */
+
+ if (!lp_load(dyn_CONFIGFILE, True, False, False)) {
+ DEBUG(5, ("Could not load config file: %s\n",
+ dyn_CONFIGFILE));
+ } else if (home) {
+ /*
+ * We loaded the global config file. Now lets
+ * load user-specific modifications to the
+ * global config.
+ */
+ slprintf(conf, sizeof(conf),
+ "%s/.smb/smb.conf.append", home);
+ if (!lp_load(conf, True, False, False)) {
+ DEBUG(10,
+ ("Could not append config file: "
+ "%s\n",
+ conf));
+ }
+ }
+ }
+
+ load_interfaces(); /* Load the list of interfaces ... */
+
+ reopen_logs(); /* Get logging working ... */
+
+ /*
+ * Block SIGPIPE (from lib/util_sock.c: write())
+ * It is not needed and should not stop execution
+ */
+ BlockSignals(True, SIGPIPE);
+
+ /* Done with one-time initialisation */
+ smbc_initialized = 1;
+
+ }
+
+ if (!context->user) {
+ /*
+ * FIXME: Is this the best way to get the user info?
+ */
+ user = getenv("USER");
+ /* walk around as "guest" if no username can be found */
+ if (!user) context->user = SMB_STRDUP("guest");
+ else context->user = SMB_STRDUP(user);
+ }
+
+ if (!context->netbios_name) {
+ /*
+ * We try to get our netbios name from the config. If that
+ * fails we fall back on constructing our netbios name from
+ * our hostname etc
+ */
+ if (global_myname()) {
+ context->netbios_name = SMB_STRDUP(global_myname());
+ }
+ else {
+ /*
+ * Hmmm, I want to get hostname as well, but I am too
+ * lazy for the moment
+ */
+ pid = sys_getpid();
+ context->netbios_name = SMB_MALLOC(17);
+ if (!context->netbios_name) {
+ errno = ENOMEM;
+ return NULL;
+ }
+ slprintf(context->netbios_name, 16,
+ "smbc%s%d", context->user, pid);
+ }
+ }
+
+ DEBUG(1, ("Using netbios name %s.\n", context->netbios_name));
+
+ if (!context->workgroup) {
+ if (lp_workgroup()) {
+ context->workgroup = SMB_STRDUP(lp_workgroup());
+ }
+ else {
+ /* TODO: Think about a decent default workgroup */
+ context->workgroup = SMB_STRDUP("samba");
+ }
+ }
+
+ DEBUG(1, ("Using workgroup %s.\n", context->workgroup));
+
+ /* shortest timeout is 1 second */
+ if (context->timeout > 0 && context->timeout < 1000)
+ context->timeout = 1000;
+
+ /*
+ * FIXME: Should we check the function pointers here?
+ */
+
+ context->internal->_initialized = True;
+
+ return context;
+}
+
+
+/* Return the verion of samba, and thus libsmbclient */
+const char *
+smbc_version(void)
+{
+ return samba_version_string();
+}
projects / samba / blobdiff