--- /dev/null
+/*
+ Unix SMB/CIFS implementation.
+ Samba system utilities for ACL support.
+ Copyright (C) Jeremy Allison 2000.
+
+ 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"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_ACLS
+
+/*
+ This file wraps all differing system ACL interfaces into a consistent
+ one based on the POSIX interface. It also returns the correct errors
+ for older UNIX systems that don't support ACLs.
+
+ The interfaces that each ACL implementation must support are as follows :
+
+ int sys_acl_get_entry( SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
+ int sys_acl_get_tag_type( SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
+ int sys_acl_get_permset( SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p
+ void *sys_acl_get_qualifier( SMB_ACL_ENTRY_T entry_d)
+ SMB_ACL_T sys_acl_get_file( const char *path_p, SMB_ACL_TYPE_T type)
+ SMB_ACL_T sys_acl_get_fd(int fd)
+ int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset);
+ int sys_acl_add_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
+ char *sys_acl_to_text( SMB_ACL_T theacl, ssize_t *plen)
+ SMB_ACL_T sys_acl_init( int count)
+ int sys_acl_create_entry( SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
+ int sys_acl_set_tag_type( SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
+ int sys_acl_set_qualifier( SMB_ACL_ENTRY_T entry, void *qual)
+ int sys_acl_set_permset( SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
+ int sys_acl_valid( SMB_ACL_T theacl )
+ int sys_acl_set_file( const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
+ int sys_acl_set_fd( int fd, SMB_ACL_T theacl)
+ int sys_acl_delete_def_file(const char *path)
+
+ This next one is not POSIX complient - but we *have* to have it !
+ More POSIX braindamage.
+
+ int sys_acl_get_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+
+ The generic POSIX free is the following call. We split this into
+ several different free functions as we may need to add tag info
+ to structures when emulating the POSIX interface.
+
+ int sys_acl_free( void *obj_p)
+
+ The calls we actually use are :
+
+ int sys_acl_free_text(char *text) - free acl_to_text
+ int sys_acl_free_acl(SMB_ACL_T posix_acl)
+ int sys_acl_free_qualifier(void *qualifier, SMB_ACL_TAG_T tagtype)
+
+*/
+
+#if defined(HAVE_POSIX_ACLS)
+
+/* Identity mapping - easy. */
+
+int sys_acl_get_entry( SMB_ACL_T the_acl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
+{
+ return acl_get_entry( the_acl, entry_id, entry_p);
+}
+
+int sys_acl_get_tag_type( SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
+{
+ return acl_get_tag_type( entry_d, tag_type_p);
+}
+
+int sys_acl_get_permset( SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
+{
+ return acl_get_permset( entry_d, permset_p);
+}
+
+void *sys_acl_get_qualifier( SMB_ACL_ENTRY_T entry_d)
+{
+ return acl_get_qualifier( entry_d);
+}
+
+SMB_ACL_T sys_acl_get_file( const char *path_p, SMB_ACL_TYPE_T type)
+{
+ return acl_get_file( path_p, type);
+}
+
+SMB_ACL_T sys_acl_get_fd(int fd)
+{
+ return acl_get_fd(fd);
+}
+
+int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset)
+{
+ return acl_clear_perms(permset);
+}
+
+int sys_acl_add_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+{
+ return acl_add_perm(permset, perm);
+}
+
+int sys_acl_get_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+{
+#if defined(HAVE_ACL_GET_PERM_NP)
+ /*
+ * Required for TrustedBSD-based ACL implementations where
+ * non-POSIX.1e functions are denoted by a _np (non-portable)
+ * suffix.
+ */
+ return acl_get_perm_np(permset, perm);
+#else
+ return acl_get_perm(permset, perm);
+#endif
+}
+
+char *sys_acl_to_text( SMB_ACL_T the_acl, ssize_t *plen)
+{
+ return acl_to_text( the_acl, plen);
+}
+
+SMB_ACL_T sys_acl_init( int count)
+{
+ return acl_init(count);
+}
+
+int sys_acl_create_entry( SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
+{
+ return acl_create_entry(pacl, pentry);
+}
+
+int sys_acl_set_tag_type( SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
+{
+ return acl_set_tag_type(entry, tagtype);
+}
+
+int sys_acl_set_qualifier( SMB_ACL_ENTRY_T entry, void *qual)
+{
+ return acl_set_qualifier(entry, qual);
+}
+
+int sys_acl_set_permset( SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
+{
+ return acl_set_permset(entry, permset);
+}
+
+int sys_acl_valid( SMB_ACL_T theacl )
+{
+ return acl_valid(theacl);
+}
+
+int sys_acl_set_file(const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
+{
+ return acl_set_file(name, acltype, theacl);
+}
+
+int sys_acl_set_fd( int fd, SMB_ACL_T theacl)
+{
+ return acl_set_fd(fd, theacl);
+}
+
+int sys_acl_delete_def_file(const char *name)
+{
+ return acl_delete_def_file(name);
+}
+
+int sys_acl_free_text(char *text)
+{
+ return acl_free(text);
+}
+
+int sys_acl_free_acl(SMB_ACL_T the_acl)
+{
+ return acl_free(the_acl);
+}
+
+int sys_acl_free_qualifier(void *qual, SMB_ACL_TAG_T tagtype)
+{
+ return acl_free(qual);
+}
+
+#elif defined(HAVE_TRU64_ACLS)
+/*
+ * The interface to DEC/Compaq Tru64 UNIX ACLs
+ * is based on Draft 13 of the POSIX spec which is
+ * slightly different from the Draft 16 interface.
+ *
+ * Also, some of the permset manipulation functions
+ * such as acl_clear_perm() and acl_add_perm() appear
+ * to be broken on Tru64 so we have to manipulate
+ * the permission bits in the permset directly.
+ */
+int sys_acl_get_entry( SMB_ACL_T the_acl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
+{
+ SMB_ACL_ENTRY_T entry;
+
+ if (entry_id == SMB_ACL_FIRST_ENTRY && acl_first_entry(the_acl) != 0) {
+ return -1;
+ }
+
+ errno = 0;
+ if ((entry = acl_get_entry(the_acl)) != NULL) {
+ *entry_p = entry;
+ return 1;
+ }
+
+ return errno ? -1 : 0;
+}
+
+int sys_acl_get_tag_type( SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
+{
+ return acl_get_tag_type( entry_d, tag_type_p);
+}
+
+int sys_acl_get_permset( SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
+{
+ return acl_get_permset( entry_d, permset_p);
+}
+
+void *sys_acl_get_qualifier( SMB_ACL_ENTRY_T entry_d)
+{
+ return acl_get_qualifier( entry_d);
+}
+
+SMB_ACL_T sys_acl_get_file( const char *path_p, SMB_ACL_TYPE_T type)
+{
+ return acl_get_file((char *)path_p, type);
+}
+
+SMB_ACL_T sys_acl_get_fd(int fd)
+{
+ return acl_get_fd(fd, ACL_TYPE_ACCESS);
+}
+
+int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset)
+{
+ *permset = 0; /* acl_clear_perm() is broken on Tru64 */
+
+ return 0;
+}
+
+int sys_acl_add_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+{
+ if (perm & ~(SMB_ACL_READ | SMB_ACL_WRITE | SMB_ACL_EXECUTE)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ *permset |= perm; /* acl_add_perm() is broken on Tru64 */
+
+ return 0;
+}
+
+int sys_acl_get_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+{
+ return *permset & perm; /* Tru64 doesn't have acl_get_perm() */
+}
+
+char *sys_acl_to_text( SMB_ACL_T the_acl, ssize_t *plen)
+{
+ return acl_to_text( the_acl, plen);
+}
+
+SMB_ACL_T sys_acl_init( int count)
+{
+ return acl_init(count);
+}
+
+int sys_acl_create_entry( SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
+{
+ SMB_ACL_ENTRY_T entry;
+
+ if ((entry = acl_create_entry(pacl)) == NULL) {
+ return -1;
+ }
+
+ *pentry = entry;
+ return 0;
+}
+
+int sys_acl_set_tag_type( SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
+{
+ return acl_set_tag_type(entry, tagtype);
+}
+
+int sys_acl_set_qualifier( SMB_ACL_ENTRY_T entry, void *qual)
+{
+ return acl_set_qualifier(entry, qual);
+}
+
+int sys_acl_set_permset( SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
+{
+ return acl_set_permset(entry, permset);
+}
+
+int sys_acl_valid( SMB_ACL_T theacl )
+{
+ acl_entry_t entry;
+
+ return acl_valid(theacl, &entry);
+}
+
+int sys_acl_set_file( const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
+{
+ return acl_set_file((char *)name, acltype, theacl);
+}
+
+int sys_acl_set_fd( int fd, SMB_ACL_T theacl)
+{
+ return acl_set_fd(fd, ACL_TYPE_ACCESS, theacl);
+}
+
+int sys_acl_delete_def_file(const char *name)
+{
+ return acl_delete_def_file((char *)name);
+}
+
+int sys_acl_free_text(char *text)
+{
+ /*
+ * (void) cast and explicit return 0 are for DEC UNIX
+ * which just #defines acl_free_text() to be free()
+ */
+ (void) acl_free_text(text);
+ return 0;
+}
+
+int sys_acl_free_acl(SMB_ACL_T the_acl)
+{
+ return acl_free(the_acl);
+}
+
+int sys_acl_free_qualifier(void *qual, SMB_ACL_TAG_T tagtype)
+{
+ return acl_free_qualifier(qual, tagtype);
+}
+
+#elif defined(HAVE_UNIXWARE_ACLS) || defined(HAVE_SOLARIS_ACLS)
+
+/*
+ * Donated by Michael Davidson <md@sco.COM> for UnixWare / OpenUNIX.
+ * Modified by Toomas Soome <tsoome@ut.ee> for Solaris.
+ */
+
+/*
+ * Note that while this code implements sufficient functionality
+ * to support the sys_acl_* interfaces it does not provide all
+ * of the semantics of the POSIX ACL interfaces.
+ *
+ * In particular, an ACL entry descriptor (SMB_ACL_ENTRY_T) returned
+ * from a call to sys_acl_get_entry() should not be assumed to be
+ * valid after calling any of the following functions, which may
+ * reorder the entries in the ACL.
+ *
+ * sys_acl_valid()
+ * sys_acl_set_file()
+ * sys_acl_set_fd()
+ */
+
+/*
+ * The only difference between Solaris and UnixWare / OpenUNIX is
+ * that the #defines for the ACL operations have different names
+ */
+#if defined(HAVE_UNIXWARE_ACLS)
+
+#define SETACL ACL_SET
+#define GETACL ACL_GET
+#define GETACLCNT ACL_CNT
+
+#endif
+
+
+int sys_acl_get_entry(SMB_ACL_T acl_d, int entry_id, SMB_ACL_ENTRY_T *entry_p)
+{
+ if (entry_id != SMB_ACL_FIRST_ENTRY && entry_id != SMB_ACL_NEXT_ENTRY) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (entry_p == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (entry_id == SMB_ACL_FIRST_ENTRY) {
+ acl_d->next = 0;
+ }
+
+ if (acl_d->next < 0) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (acl_d->next >= acl_d->count) {
+ return 0;
+ }
+
+ *entry_p = &acl_d->acl[acl_d->next++];
+
+ return 1;
+}
+
+int sys_acl_get_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *type_p)
+{
+ *type_p = entry_d->a_type;
+
+ return 0;
+}
+
+int sys_acl_get_permset(SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
+{
+ *permset_p = &entry_d->a_perm;
+
+ return 0;
+}
+
+void *sys_acl_get_qualifier(SMB_ACL_ENTRY_T entry_d)
+{
+ if (entry_d->a_type != SMB_ACL_USER
+ && entry_d->a_type != SMB_ACL_GROUP) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ return &entry_d->a_id;
+}
+
+/*
+ * There is no way of knowing what size the ACL returned by
+ * GETACL will be unless you first call GETACLCNT which means
+ * making an additional system call.
+ *
+ * In the hope of avoiding the cost of the additional system
+ * call in most cases, we initially allocate enough space for
+ * an ACL with INITIAL_ACL_SIZE entries. If this turns out to
+ * be too small then we use GETACLCNT to find out the actual
+ * size, reallocate the ACL buffer, and then call GETACL again.
+ */
+
+#define INITIAL_ACL_SIZE 16
+
+SMB_ACL_T sys_acl_get_file(const char *path_p, SMB_ACL_TYPE_T type)
+{
+ SMB_ACL_T acl_d;
+ int count; /* # of ACL entries allocated */
+ int naccess; /* # of access ACL entries */
+ int ndefault; /* # of default ACL entries */
+
+ if (type != SMB_ACL_TYPE_ACCESS && type != SMB_ACL_TYPE_DEFAULT) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ count = INITIAL_ACL_SIZE;
+ if ((acl_d = sys_acl_init(count)) == NULL) {
+ return NULL;
+ }
+
+ /*
+ * If there isn't enough space for the ACL entries we use
+ * GETACLCNT to determine the actual number of ACL entries
+ * reallocate and try again. This is in a loop because it
+ * is possible that someone else could modify the ACL and
+ * increase the number of entries between the call to
+ * GETACLCNT and the call to GETACL.
+ */
+ while ((count = acl(path_p, GETACL, count, &acl_d->acl[0])) < 0
+ && errno == ENOSPC) {
+
+ sys_acl_free_acl(acl_d);
+
+ if ((count = acl(path_p, GETACLCNT, 0, NULL)) < 0) {
+ return NULL;
+ }
+
+ if ((acl_d = sys_acl_init(count)) == NULL) {
+ return NULL;
+ }
+ }
+
+ if (count < 0) {
+ sys_acl_free_acl(acl_d);
+ return NULL;
+ }
+
+ /*
+ * calculate the number of access and default ACL entries
+ *
+ * Note: we assume that the acl() system call returned a
+ * well formed ACL which is sorted so that all of the
+ * access ACL entries preceed any default ACL entries
+ */
+ for (naccess = 0; naccess < count; naccess++) {
+ if (acl_d->acl[naccess].a_type & ACL_DEFAULT)
+ break;
+ }
+ ndefault = count - naccess;
+
+ /*
+ * if the caller wants the default ACL we have to copy
+ * the entries down to the start of the acl[] buffer
+ * and mask out the ACL_DEFAULT flag from the type field
+ */
+ if (type == SMB_ACL_TYPE_DEFAULT) {
+ int i, j;
+
+ for (i = 0, j = naccess; i < ndefault; i++, j++) {
+ acl_d->acl[i] = acl_d->acl[j];
+ acl_d->acl[i].a_type &= ~ACL_DEFAULT;
+ }
+
+ acl_d->count = ndefault;
+ } else {
+ acl_d->count = naccess;
+ }
+
+ return acl_d;
+}
+
+SMB_ACL_T sys_acl_get_fd(int fd)
+{
+ SMB_ACL_T acl_d;
+ int count; /* # of ACL entries allocated */
+ int naccess; /* # of access ACL entries */
+
+ count = INITIAL_ACL_SIZE;
+ if ((acl_d = sys_acl_init(count)) == NULL) {
+ return NULL;
+ }
+
+ while ((count = facl(fd, GETACL, count, &acl_d->acl[0])) < 0
+ && errno == ENOSPC) {
+
+ sys_acl_free_acl(acl_d);
+
+ if ((count = facl(fd, GETACLCNT, 0, NULL)) < 0) {
+ return NULL;
+ }
+
+ if ((acl_d = sys_acl_init(count)) == NULL) {
+ return NULL;
+ }
+ }
+
+ if (count < 0) {
+ sys_acl_free_acl(acl_d);
+ return NULL;
+ }
+
+ /*
+ * calculate the number of access ACL entries
+ */
+ for (naccess = 0; naccess < count; naccess++) {
+ if (acl_d->acl[naccess].a_type & ACL_DEFAULT)
+ break;
+ }
+
+ acl_d->count = naccess;
+
+ return acl_d;
+}
+
+int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset_d)
+{
+ *permset_d = 0;
+
+ return 0;
+}
+
+int sys_acl_add_perm(SMB_ACL_PERMSET_T permset_d, SMB_ACL_PERM_T perm)
+{
+ if (perm != SMB_ACL_READ && perm != SMB_ACL_WRITE
+ && perm != SMB_ACL_EXECUTE) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (permset_d == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ *permset_d |= perm;
+
+ return 0;
+}
+
+int sys_acl_get_perm(SMB_ACL_PERMSET_T permset_d, SMB_ACL_PERM_T perm)
+{
+ return *permset_d & perm;
+}
+
+char *sys_acl_to_text(SMB_ACL_T acl_d, ssize_t *len_p)
+{
+ int i;
+ int len, maxlen;
+ char *text;
+
+ /*
+ * use an initial estimate of 20 bytes per ACL entry
+ * when allocating memory for the text representation
+ * of the ACL
+ */
+ len = 0;
+ maxlen = 20 * acl_d->count;
+ if ((text = SMB_MALLOC(maxlen)) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ for (i = 0; i < acl_d->count; i++) {
+ struct acl *ap = &acl_d->acl[i];
+ struct passwd *pw;
+ struct group *gr;
+ char tagbuf[12];
+ char idbuf[12];
+ char *tag;
+ char *id = "";
+ char perms[4];
+ int nbytes;
+
+ switch (ap->a_type) {
+ /*
+ * for debugging purposes it's probably more
+ * useful to dump unknown tag types rather
+ * than just returning an error
+ */
+ default:
+ slprintf(tagbuf, sizeof(tagbuf)-1, "0x%x",
+ ap->a_type);
+ tag = tagbuf;
+ slprintf(idbuf, sizeof(idbuf)-1, "%ld",
+ (long)ap->a_id);
+ id = idbuf;
+ break;
+
+ case SMB_ACL_USER:
+ id = uidtoname(ap->a_id);
+ case SMB_ACL_USER_OBJ:
+ tag = "user";
+ break;
+
+ case SMB_ACL_GROUP:
+ if ((gr = getgrgid(ap->a_id)) == NULL) {
+ slprintf(idbuf, sizeof(idbuf)-1, "%ld",
+ (long)ap->a_id);
+ id = idbuf;
+ } else {
+ id = gr->gr_name;
+ }
+ case SMB_ACL_GROUP_OBJ:
+ tag = "group";
+ break;
+
+ case SMB_ACL_OTHER:
+ tag = "other";
+ break;
+
+ case SMB_ACL_MASK:
+ tag = "mask";
+ break;
+
+ }
+
+ perms[0] = (ap->a_perm & SMB_ACL_READ) ? 'r' : '-';
+ perms[1] = (ap->a_perm & SMB_ACL_WRITE) ? 'w' : '-';
+ perms[2] = (ap->a_perm & SMB_ACL_EXECUTE) ? 'x' : '-';
+ perms[3] = '\0';
+
+ /* <tag> : <qualifier> : rwx \n \0 */
+ nbytes = strlen(tag) + 1 + strlen(id) + 1 + 3 + 1 + 1;
+
+ /*
+ * If this entry would overflow the buffer
+ * allocate enough additional memory for this
+ * entry and an estimate of another 20 bytes
+ * for each entry still to be processed
+ */
+ if ((len + nbytes) > maxlen) {
+ char *oldtext = text;
+
+ maxlen += nbytes + 20 * (acl_d->count - i);
+
+ if ((text = SMB_REALLOC(oldtext, maxlen)) == NULL) {
+ SAFE_FREE(oldtext);
+ errno = ENOMEM;
+ return NULL;
+ }
+ }
+
+ slprintf(&text[len], nbytes-1, "%s:%s:%s\n", tag, id, perms);
+ len += nbytes - 1;
+ }
+
+ if (len_p)
+ *len_p = len;
+
+ return text;
+}
+
+SMB_ACL_T sys_acl_init(int count)
+{
+ SMB_ACL_T a;
+
+ if (count < 0) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ /*
+ * note that since the definition of the structure pointed
+ * to by the SMB_ACL_T includes the first element of the
+ * acl[] array, this actually allocates an ACL with room
+ * for (count+1) entries
+ */
+ if ((a = SMB_MALLOC(sizeof(struct SMB_ACL_T) + count * sizeof(struct acl))) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ a->size = count + 1;
+ a->count = 0;
+ a->next = -1;
+
+ return a;
+}
+
+
+int sys_acl_create_entry(SMB_ACL_T *acl_p, SMB_ACL_ENTRY_T *entry_p)
+{
+ SMB_ACL_T acl_d;
+ SMB_ACL_ENTRY_T entry_d;
+
+ if (acl_p == NULL || entry_p == NULL || (acl_d = *acl_p) == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (acl_d->count >= acl_d->size) {
+ errno = ENOSPC;
+ return -1;
+ }
+
+ entry_d = &acl_d->acl[acl_d->count++];
+ entry_d->a_type = 0;
+ entry_d->a_id = -1;
+ entry_d->a_perm = 0;
+ *entry_p = entry_d;
+
+ return 0;
+}
+
+int sys_acl_set_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T tag_type)
+{
+ switch (tag_type) {
+ case SMB_ACL_USER:
+ case SMB_ACL_USER_OBJ:
+ case SMB_ACL_GROUP:
+ case SMB_ACL_GROUP_OBJ:
+ case SMB_ACL_OTHER:
+ case SMB_ACL_MASK:
+ entry_d->a_type = tag_type;
+ break;
+ default:
+ errno = EINVAL;
+ return -1;
+ }
+
+ return 0;
+}
+
+int sys_acl_set_qualifier(SMB_ACL_ENTRY_T entry_d, void *qual_p)
+{
+ if (entry_d->a_type != SMB_ACL_GROUP
+ && entry_d->a_type != SMB_ACL_USER) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ entry_d->a_id = *((id_t *)qual_p);
+
+ return 0;
+}
+
+int sys_acl_set_permset(SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T permset_d)
+{
+ if (*permset_d & ~(SMB_ACL_READ|SMB_ACL_WRITE|SMB_ACL_EXECUTE)) {
+ return EINVAL;
+ }
+
+ entry_d->a_perm = *permset_d;
+
+ return 0;
+}
+
+/*
+ * sort the ACL and check it for validity
+ *
+ * if it's a minimal ACL with only 4 entries then we
+ * need to recalculate the mask permissions to make
+ * sure that they are the same as the GROUP_OBJ
+ * permissions as required by the UnixWare acl() system call.
+ *
+ * (note: since POSIX allows minimal ACLs which only contain
+ * 3 entries - ie there is no mask entry - we should, in theory,
+ * check for this and add a mask entry if necessary - however
+ * we "know" that the caller of this interface always specifies
+ * a mask so, in practice "this never happens" (tm) - if it *does*
+ * happen aclsort() will fail and return an error and someone will
+ * have to fix it ...)
+ */
+
+static int acl_sort(SMB_ACL_T acl_d)
+{
+ int fixmask = (acl_d->count <= 4);
+
+ if (aclsort(acl_d->count, fixmask, acl_d->acl) != 0) {
+ errno = EINVAL;
+ return -1;
+ }
+ return 0;
+}
+
+int sys_acl_valid(SMB_ACL_T acl_d)
+{
+ return acl_sort(acl_d);
+}
+
+int sys_acl_set_file(const char *name, SMB_ACL_TYPE_T type, SMB_ACL_T acl_d)
+{
+ struct stat s;
+ struct acl *acl_p;
+ int acl_count;
+ struct acl *acl_buf = NULL;
+ int ret;
+
+ if (type != SMB_ACL_TYPE_ACCESS && type != SMB_ACL_TYPE_DEFAULT) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (acl_sort(acl_d) != 0) {
+ return -1;
+ }
+
+ acl_p = &acl_d->acl[0];
+ acl_count = acl_d->count;
+
+ /*
+ * if it's a directory there is extra work to do
+ * since the acl() system call will replace both
+ * the access ACLs and the default ACLs (if any)
+ */
+ if (stat(name, &s) != 0) {
+ return -1;
+ }
+ if (S_ISDIR(s.st_mode)) {
+ SMB_ACL_T acc_acl;
+ SMB_ACL_T def_acl;
+ SMB_ACL_T tmp_acl;
+ int i;
+
+ if (type == SMB_ACL_TYPE_ACCESS) {
+ acc_acl = acl_d;
+ def_acl = tmp_acl = sys_acl_get_file(name, SMB_ACL_TYPE_DEFAULT);
+
+ } else {
+ def_acl = acl_d;
+ acc_acl = tmp_acl = sys_acl_get_file(name, SMB_ACL_TYPE_ACCESS);
+ }
+
+ if (tmp_acl == NULL) {
+ return -1;
+ }
+
+ /*
+ * allocate a temporary buffer for the complete ACL
+ */
+ acl_count = acc_acl->count + def_acl->count;
+ acl_p = acl_buf = SMB_MALLOC_ARRAY(struct acl, acl_count);
+
+ if (acl_buf == NULL) {
+ sys_acl_free_acl(tmp_acl);
+ errno = ENOMEM;
+ return -1;
+ }
+
+ /*
+ * copy the access control and default entries into the buffer
+ */
+ memcpy(&acl_buf[0], &acc_acl->acl[0],
+ acc_acl->count * sizeof(acl_buf[0]));
+
+ memcpy(&acl_buf[acc_acl->count], &def_acl->acl[0],
+ def_acl->count * sizeof(acl_buf[0]));
+
+ /*
+ * set the ACL_DEFAULT flag on the default entries
+ */
+ for (i = acc_acl->count; i < acl_count; i++) {
+ acl_buf[i].a_type |= ACL_DEFAULT;
+ }
+
+ sys_acl_free_acl(tmp_acl);
+
+ } else if (type != SMB_ACL_TYPE_ACCESS) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ ret = acl(name, SETACL, acl_count, acl_p);
+
+ SAFE_FREE(acl_buf);
+
+ return ret;
+}
+
+int sys_acl_set_fd(int fd, SMB_ACL_T acl_d)
+{
+ if (acl_sort(acl_d) != 0) {
+ return -1;
+ }
+
+ return facl(fd, SETACL, acl_d->count, &acl_d->acl[0]);
+}
+
+int sys_acl_delete_def_file(const char *path)
+{
+ SMB_ACL_T acl_d;
+ int ret;
+
+ /*
+ * fetching the access ACL and rewriting it has
+ * the effect of deleting the default ACL
+ */
+ if ((acl_d = sys_acl_get_file(path, SMB_ACL_TYPE_ACCESS)) == NULL) {
+ return -1;
+ }
+
+ ret = acl(path, SETACL, acl_d->count, acl_d->acl);
+
+ sys_acl_free_acl(acl_d);
+
+ return ret;
+}
+
+int sys_acl_free_text(char *text)
+{
+ SAFE_FREE(text);
+ return 0;
+}
+
+int sys_acl_free_acl(SMB_ACL_T acl_d)
+{
+ SAFE_FREE(acl_d);
+ return 0;
+}
+
+int sys_acl_free_qualifier(void *qual, SMB_ACL_TAG_T tagtype)
+{
+ return 0;
+}
+
+#elif defined(HAVE_HPUX_ACLS)
+#include <dl.h>
+
+/*
+ * Based on the Solaris/SCO code - with modifications.
+ */
+
+/*
+ * Note that while this code implements sufficient functionality
+ * to support the sys_acl_* interfaces it does not provide all
+ * of the semantics of the POSIX ACL interfaces.
+ *
+ * In particular, an ACL entry descriptor (SMB_ACL_ENTRY_T) returned
+ * from a call to sys_acl_get_entry() should not be assumed to be
+ * valid after calling any of the following functions, which may
+ * reorder the entries in the ACL.
+ *
+ * sys_acl_valid()
+ * sys_acl_set_file()
+ * sys_acl_set_fd()
+ */
+
+/* This checks if the POSIX ACL system call is defined */
+/* which basically corresponds to whether JFS 3.3 or */
+/* higher is installed. If acl() was called when it */
+/* isn't defined, it causes the process to core dump */
+/* so it is important to check this and avoid acl() */
+/* calls if it isn't there. */
+
+static BOOL hpux_acl_call_presence(void)
+{
+
+ shl_t handle = NULL;
+ void *value;
+ int ret_val=0;
+ static BOOL already_checked=0;
+
+ if(already_checked)
+ return True;
+
+
+ ret_val = shl_findsym(&handle, "acl", TYPE_PROCEDURE, &value);
+
+ if(ret_val != 0) {
+ DEBUG(5, ("hpux_acl_call_presence: shl_findsym() returned %d, errno = %d, error %s\n",
+ ret_val, errno, strerror(errno)));
+ DEBUG(5,("hpux_acl_call_presence: acl() system call is not present. Check if you have JFS 3.3 and above?\n"));
+ return False;
+ }
+
+ DEBUG(10,("hpux_acl_call_presence: acl() system call is present. We have JFS 3.3 or above \n"));
+
+ already_checked = True;
+ return True;
+}
+
+int sys_acl_get_entry(SMB_ACL_T acl_d, int entry_id, SMB_ACL_ENTRY_T *entry_p)
+{
+ if (entry_id != SMB_ACL_FIRST_ENTRY && entry_id != SMB_ACL_NEXT_ENTRY) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (entry_p == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (entry_id == SMB_ACL_FIRST_ENTRY) {
+ acl_d->next = 0;
+ }
+
+ if (acl_d->next < 0) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (acl_d->next >= acl_d->count) {
+ return 0;
+ }
+
+ *entry_p = &acl_d->acl[acl_d->next++];
+
+ return 1;
+}
+
+int sys_acl_get_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *type_p)
+{
+ *type_p = entry_d->a_type;
+
+ return 0;
+}
+
+int sys_acl_get_permset(SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
+{
+ *permset_p = &entry_d->a_perm;
+
+ return 0;
+}
+
+void *sys_acl_get_qualifier(SMB_ACL_ENTRY_T entry_d)
+{
+ if (entry_d->a_type != SMB_ACL_USER
+ && entry_d->a_type != SMB_ACL_GROUP) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ return &entry_d->a_id;
+}
+
+/*
+ * There is no way of knowing what size the ACL returned by
+ * ACL_GET will be unless you first call ACL_CNT which means
+ * making an additional system call.
+ *
+ * In the hope of avoiding the cost of the additional system
+ * call in most cases, we initially allocate enough space for
+ * an ACL with INITIAL_ACL_SIZE entries. If this turns out to
+ * be too small then we use ACL_CNT to find out the actual
+ * size, reallocate the ACL buffer, and then call ACL_GET again.
+ */
+
+#define INITIAL_ACL_SIZE 16
+
+SMB_ACL_T sys_acl_get_file(const char *path_p, SMB_ACL_TYPE_T type)
+{
+ SMB_ACL_T acl_d;
+ int count; /* # of ACL entries allocated */
+ int naccess; /* # of access ACL entries */
+ int ndefault; /* # of default ACL entries */
+
+ if(hpux_acl_call_presence() == False) {
+ /* Looks like we don't have the acl() system call on HPUX.
+ * May be the system doesn't have the latest version of JFS.
+ */
+ return NULL;
+ }
+
+ if (type != SMB_ACL_TYPE_ACCESS && type != SMB_ACL_TYPE_DEFAULT) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ count = INITIAL_ACL_SIZE;
+ if ((acl_d = sys_acl_init(count)) == NULL) {
+ return NULL;
+ }
+
+ /*
+ * If there isn't enough space for the ACL entries we use
+ * ACL_CNT to determine the actual number of ACL entries
+ * reallocate and try again. This is in a loop because it
+ * is possible that someone else could modify the ACL and
+ * increase the number of entries between the call to
+ * ACL_CNT and the call to ACL_GET.
+ */
+ while ((count = acl(path_p, ACL_GET, count, &acl_d->acl[0])) < 0 && errno == ENOSPC) {
+
+ sys_acl_free_acl(acl_d);
+
+ if ((count = acl(path_p, ACL_CNT, 0, NULL)) < 0) {
+ return NULL;
+ }
+
+ if ((acl_d = sys_acl_init(count)) == NULL) {
+ return NULL;
+ }
+ }
+
+ if (count < 0) {
+ sys_acl_free_acl(acl_d);
+ return NULL;
+ }
+
+ /*
+ * calculate the number of access and default ACL entries
+ *
+ * Note: we assume that the acl() system call returned a
+ * well formed ACL which is sorted so that all of the
+ * access ACL entries preceed any default ACL entries
+ */
+ for (naccess = 0; naccess < count; naccess++) {
+ if (acl_d->acl[naccess].a_type & ACL_DEFAULT)
+ break;
+ }
+ ndefault = count - naccess;
+
+ /*
+ * if the caller wants the default ACL we have to copy
+ * the entries down to the start of the acl[] buffer
+ * and mask out the ACL_DEFAULT flag from the type field
+ */
+ if (type == SMB_ACL_TYPE_DEFAULT) {
+ int i, j;
+
+ for (i = 0, j = naccess; i < ndefault; i++, j++) {
+ acl_d->acl[i] = acl_d->acl[j];
+ acl_d->acl[i].a_type &= ~ACL_DEFAULT;
+ }
+
+ acl_d->count = ndefault;
+ } else {
+ acl_d->count = naccess;
+ }
+
+ return acl_d;
+}
+
+SMB_ACL_T sys_acl_get_fd(int fd)
+{
+ /*
+ * HPUX doesn't have the facl call. Fake it using the path.... JRA.
+ */
+
+ files_struct *fsp = file_find_fd(fd);
+
+ if (fsp == NULL) {
+ errno = EBADF;
+ return NULL;
+ }
+
+ /*
+ * We know we're in the same conn context. So we
+ * can use the relative path.
+ */
+
+ return sys_acl_get_file(fsp->fsp_name, SMB_ACL_TYPE_ACCESS);
+}
+
+int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset_d)
+{
+ *permset_d = 0;
+
+ return 0;
+}
+
+int sys_acl_add_perm(SMB_ACL_PERMSET_T permset_d, SMB_ACL_PERM_T perm)
+{
+ if (perm != SMB_ACL_READ && perm != SMB_ACL_WRITE
+ && perm != SMB_ACL_EXECUTE) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (permset_d == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ *permset_d |= perm;
+
+ return 0;
+}
+
+int sys_acl_get_perm(SMB_ACL_PERMSET_T permset_d, SMB_ACL_PERM_T perm)
+{
+ return *permset_d & perm;
+}
+
+char *sys_acl_to_text(SMB_ACL_T acl_d, ssize_t *len_p)
+{
+ int i;
+ int len, maxlen;
+ char *text;
+
+ /*
+ * use an initial estimate of 20 bytes per ACL entry
+ * when allocating memory for the text representation
+ * of the ACL
+ */
+ len = 0;
+ maxlen = 20 * acl_d->count;
+ if ((text = SMB_MALLOC(maxlen)) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ for (i = 0; i < acl_d->count; i++) {
+ struct acl *ap = &acl_d->acl[i];
+ struct passwd *pw;
+ struct group *gr;
+ char tagbuf[12];
+ char idbuf[12];
+ char *tag;
+ char *id = "";
+ char perms[4];
+ int nbytes;
+
+ switch (ap->a_type) {
+ /*
+ * for debugging purposes it's probably more
+ * useful to dump unknown tag types rather
+ * than just returning an error
+ */
+ default:
+ slprintf(tagbuf, sizeof(tagbuf)-1, "0x%x",
+ ap->a_type);
+ tag = tagbuf;
+ slprintf(idbuf, sizeof(idbuf)-1, "%ld",
+ (long)ap->a_id);
+ id = idbuf;
+ break;
+
+ case SMB_ACL_USER:
+ id = uidtoname(ap->a_id);
+ case SMB_ACL_USER_OBJ:
+ tag = "user";
+ break;
+
+ case SMB_ACL_GROUP:
+ if ((gr = getgrgid(ap->a_id)) == NULL) {
+ slprintf(idbuf, sizeof(idbuf)-1, "%ld",
+ (long)ap->a_id);
+ id = idbuf;
+ } else {
+ id = gr->gr_name;
+ }
+ case SMB_ACL_GROUP_OBJ:
+ tag = "group";
+ break;
+
+ case SMB_ACL_OTHER:
+ tag = "other";
+ break;
+
+ case SMB_ACL_MASK:
+ tag = "mask";
+ break;
+
+ }
+
+ perms[0] = (ap->a_perm & SMB_ACL_READ) ? 'r' : '-';
+ perms[1] = (ap->a_perm & SMB_ACL_WRITE) ? 'w' : '-';
+ perms[2] = (ap->a_perm & SMB_ACL_EXECUTE) ? 'x' : '-';
+ perms[3] = '\0';
+
+ /* <tag> : <qualifier> : rwx \n \0 */
+ nbytes = strlen(tag) + 1 + strlen(id) + 1 + 3 + 1 + 1;
+
+ /*
+ * If this entry would overflow the buffer
+ * allocate enough additional memory for this
+ * entry and an estimate of another 20 bytes
+ * for each entry still to be processed
+ */
+ if ((len + nbytes) > maxlen) {
+ char *oldtext = text;
+
+ maxlen += nbytes + 20 * (acl_d->count - i);
+
+ if ((text = SMB_REALLOC(oldtext, maxlen)) == NULL) {
+ free(oldtext);
+ errno = ENOMEM;
+ return NULL;
+ }
+ }
+
+ slprintf(&text[len], nbytes-1, "%s:%s:%s\n", tag, id, perms);
+ len += nbytes - 1;
+ }
+
+ if (len_p)
+ *len_p = len;
+
+ return text;
+}
+
+SMB_ACL_T sys_acl_init(int count)
+{
+ SMB_ACL_T a;
+
+ if (count < 0) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ /*
+ * note that since the definition of the structure pointed
+ * to by the SMB_ACL_T includes the first element of the
+ * acl[] array, this actually allocates an ACL with room
+ * for (count+1) entries
+ */
+ if ((a = SMB_MALLOC(sizeof(struct SMB_ACL_T) + count * sizeof(struct acl))) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ a->size = count + 1;
+ a->count = 0;
+ a->next = -1;
+
+ return a;
+}
+
+
+int sys_acl_create_entry(SMB_ACL_T *acl_p, SMB_ACL_ENTRY_T *entry_p)
+{
+ SMB_ACL_T acl_d;
+ SMB_ACL_ENTRY_T entry_d;
+
+ if (acl_p == NULL || entry_p == NULL || (acl_d = *acl_p) == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (acl_d->count >= acl_d->size) {
+ errno = ENOSPC;
+ return -1;
+ }
+
+ entry_d = &acl_d->acl[acl_d->count++];
+ entry_d->a_type = 0;
+ entry_d->a_id = -1;
+ entry_d->a_perm = 0;
+ *entry_p = entry_d;
+
+ return 0;
+}
+
+int sys_acl_set_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T tag_type)
+{
+ switch (tag_type) {
+ case SMB_ACL_USER:
+ case SMB_ACL_USER_OBJ:
+ case SMB_ACL_GROUP:
+ case SMB_ACL_GROUP_OBJ:
+ case SMB_ACL_OTHER:
+ case SMB_ACL_MASK:
+ entry_d->a_type = tag_type;
+ break;
+ default:
+ errno = EINVAL;
+ return -1;
+ }
+
+ return 0;
+}
+
+int sys_acl_set_qualifier(SMB_ACL_ENTRY_T entry_d, void *qual_p)
+{
+ if (entry_d->a_type != SMB_ACL_GROUP
+ && entry_d->a_type != SMB_ACL_USER) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ entry_d->a_id = *((id_t *)qual_p);
+
+ return 0;
+}
+
+int sys_acl_set_permset(SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T permset_d)
+{
+ if (*permset_d & ~(SMB_ACL_READ|SMB_ACL_WRITE|SMB_ACL_EXECUTE)) {
+ return EINVAL;
+ }
+
+ entry_d->a_perm = *permset_d;
+
+ return 0;
+}
+
+/* Structure to capture the count for each type of ACE. */
+
+struct hpux_acl_types {
+ int n_user;
+ int n_def_user;
+ int n_user_obj;
+ int n_def_user_obj;
+
+ int n_group;
+ int n_def_group;
+ int n_group_obj;
+ int n_def_group_obj;
+
+ int n_other;
+ int n_other_obj;
+ int n_def_other_obj;
+
+ int n_class_obj;
+ int n_def_class_obj;
+
+ int n_illegal_obj;
+};
+
+/* count_obj:
+ * Counts the different number of objects in a given array of ACL
+ * structures.
+ * Inputs:
+ *
+ * acl_count - Count of ACLs in the array of ACL strucutres.
+ * aclp - Array of ACL structures.
+ * acl_type_count - Pointer to acl_types structure. Should already be
+ * allocated.
+ * Output:
+ *
+ * acl_type_count - This structure is filled up with counts of various
+ * acl types.
+ */
+
+static int hpux_count_obj(int acl_count, struct acl *aclp, struct hpux_acl_types *acl_type_count)
+{
+ int i;
+
+ memset(acl_type_count, 0, sizeof(struct hpux_acl_types));
+
+ for(i=0;i<acl_count;i++) {
+ switch(aclp[i].a_type) {
+ case USER:
+ acl_type_count->n_user++;
+ break;
+ case USER_OBJ:
+ acl_type_count->n_user_obj++;
+ break;
+ case DEF_USER_OBJ:
+ acl_type_count->n_def_user_obj++;
+ break;
+ case GROUP:
+ acl_type_count->n_group++;
+ break;
+ case GROUP_OBJ:
+ acl_type_count->n_group_obj++;
+ break;
+ case DEF_GROUP_OBJ:
+ acl_type_count->n_def_group_obj++;
+ break;
+ case OTHER_OBJ:
+ acl_type_count->n_other_obj++;
+ break;
+ case DEF_OTHER_OBJ:
+ acl_type_count->n_def_other_obj++;
+ break;
+ case CLASS_OBJ:
+ acl_type_count->n_class_obj++;
+ break;
+ case DEF_CLASS_OBJ:
+ acl_type_count->n_def_class_obj++;
+ break;
+ case DEF_USER:
+ acl_type_count->n_def_user++;
+ break;
+ case DEF_GROUP:
+ acl_type_count->n_def_group++;
+ break;
+ default:
+ acl_type_count->n_illegal_obj++;
+ break;
+ }
+ }
+}
+
+/* swap_acl_entries: Swaps two ACL entries.
+ *
+ * Inputs: aclp0, aclp1 - ACL entries to be swapped.
+ */
+
+static void hpux_swap_acl_entries(struct acl *aclp0, struct acl *aclp1)
+{
+ struct acl temp_acl;
+
+ temp_acl.a_type = aclp0->a_type;
+ temp_acl.a_id = aclp0->a_id;
+ temp_acl.a_perm = aclp0->a_perm;
+
+ aclp0->a_type = aclp1->a_type;
+ aclp0->a_id = aclp1->a_id;
+ aclp0->a_perm = aclp1->a_perm;
+
+ aclp1->a_type = temp_acl.a_type;
+ aclp1->a_id = temp_acl.a_id;
+ aclp1->a_perm = temp_acl.a_perm;
+}
+
+/* prohibited_duplicate_type
+ * Identifies if given ACL type can have duplicate entries or
+ * not.
+ *
+ * Inputs: acl_type - ACL Type.
+ *
+ * Outputs:
+ *
+ * Return..
+ *
+ * True - If the ACL type matches any of the prohibited types.
+ * False - If the ACL type doesn't match any of the prohibited types.
+ */
+
+static BOOL hpux_prohibited_duplicate_type(int acl_type)
+{
+ switch(acl_type) {
+ case USER:
+ case GROUP:
+ case DEF_USER:
+ case DEF_GROUP:
+ return True;
+ default:
+ return False;
+ }
+}
+
+/* get_needed_class_perm
+ * Returns the permissions of a ACL structure only if the ACL
+ * type matches one of the pre-determined types for computing
+ * CLASS_OBJ permissions.
+ *
+ * Inputs: aclp - Pointer to ACL structure.
+ */
+
+static int hpux_get_needed_class_perm(struct acl *aclp)
+{
+ switch(aclp->a_type) {
+ case USER:
+ case GROUP_OBJ:
+ case GROUP:
+ case DEF_USER_OBJ:
+ case DEF_USER:
+ case DEF_GROUP_OBJ:
+ case DEF_GROUP:
+ case DEF_CLASS_OBJ:
+ case DEF_OTHER_OBJ:
+ return aclp->a_perm;
+ default:
+ return 0;
+ }
+}
+
+/* acl_sort for HPUX.
+ * Sorts the array of ACL structures as per the description in
+ * aclsort man page. Refer to aclsort man page for more details
+ *
+ * Inputs:
+ *
+ * acl_count - Count of ACLs in the array of ACL structures.
+ * calclass - If this is not zero, then we compute the CLASS_OBJ
+ * permissions.
+ * aclp - Array of ACL structures.
+ *
+ * Outputs:
+ *
+ * aclp - Sorted array of ACL structures.
+ *
+ * Outputs:
+ *
+ * Returns 0 for success -1 for failure. Prints a message to the Samba
+ * debug log in case of failure.
+ */
+
+static int hpux_acl_sort(int acl_count, int calclass, struct acl *aclp)
+{
+#if !defined(HAVE_HPUX_ACLSORT)
+ /*
+ * The aclsort() system call is availabe on the latest HPUX General
+ * Patch Bundles. So for HPUX, we developed our version of acl_sort
+ * function. Because, we don't want to update to a new
+ * HPUX GR bundle just for aclsort() call.
+ */
+
+ struct hpux_acl_types acl_obj_count;
+ int n_class_obj_perm = 0;
+ int i, j;
+
+ if(!acl_count) {
+ DEBUG(10,("Zero acl count passed. Returning Success\n"));
+ return 0;
+ }
+
+ if(aclp == NULL) {
+ DEBUG(0,("Null ACL pointer in hpux_acl_sort. Returning Failure. \n"));
+ return -1;
+ }
+
+ /* Count different types of ACLs in the ACLs array */
+
+ hpux_count_obj(acl_count, aclp, &acl_obj_count);
+
+ /* There should be only one entry each of type USER_OBJ, GROUP_OBJ,
+ * CLASS_OBJ and OTHER_OBJ
+ */
+
+ if( (acl_obj_count.n_user_obj != 1) ||
+ (acl_obj_count.n_group_obj != 1) ||
+ (acl_obj_count.n_class_obj != 1) ||
+ (acl_obj_count.n_other_obj != 1)
+ ) {
+ DEBUG(0,("hpux_acl_sort: More than one entry or no entries for \
+USER OBJ or GROUP_OBJ or OTHER_OBJ or CLASS_OBJ\n"));
+ return -1;
+ }
+
+ /* If any of the default objects are present, there should be only
+ * one of them each.
+ */
+
+ if( (acl_obj_count.n_def_user_obj > 1) || (acl_obj_count.n_def_group_obj > 1) ||
+ (acl_obj_count.n_def_other_obj > 1) || (acl_obj_count.n_def_class_obj > 1) ) {
+ DEBUG(0,("hpux_acl_sort: More than one entry for DEF_CLASS_OBJ \
+or DEF_USER_OBJ or DEF_GROUP_OBJ or DEF_OTHER_OBJ\n"));
+ return -1;
+ }
+
+ /* We now have proper number of OBJ and DEF_OBJ entries. Now sort the acl
+ * structures.
+ *
+ * Sorting crieteria - First sort by ACL type. If there are multiple entries of
+ * same ACL type, sort by ACL id.
+ *
+ * I am using the trival kind of sorting method here because, performance isn't
+ * really effected by the ACLs feature. More over there aren't going to be more
+ * than 17 entries on HPUX.
+ */
+
+ for(i=0; i<acl_count;i++) {
+ for (j=i+1; j<acl_count; j++) {
+ if( aclp[i].a_type > aclp[j].a_type ) {
+ /* ACL entries out of order, swap them */
+
+ hpux_swap_acl_entries((aclp+i), (aclp+j));
+
+ } else if ( aclp[i].a_type == aclp[j].a_type ) {
+
+ /* ACL entries of same type, sort by id */
+
+ if(aclp[i].a_id > aclp[j].a_id) {
+ hpux_swap_acl_entries((aclp+i), (aclp+j));
+ } else if (aclp[i].a_id == aclp[j].a_id) {
+ /* We have a duplicate entry. */
+ if(hpux_prohibited_duplicate_type(aclp[i].a_type)) {
+ DEBUG(0, ("hpux_acl_sort: Duplicate entry: Type(hex): %x Id: %d\n",
+ aclp[i].a_type, aclp[i].a_id));
+ return -1;
+ }
+ }
+
+ }
+ }
+ }
+
+ /* set the class obj permissions to the computed one. */
+ if(calclass) {
+ int n_class_obj_index = -1;
+
+ for(i=0;i<acl_count;i++) {
+ n_class_obj_perm |= hpux_get_needed_class_perm((aclp+i));
+
+ if(aclp[i].a_type == CLASS_OBJ)
+ n_class_obj_index = i;
+ }
+ aclp[n_class_obj_index].a_perm = n_class_obj_perm;
+ }
+
+ return 0;
+#else
+ return aclsort(acl_count, calclass, aclp);
+#endif
+}
+
+/*
+ * sort the ACL and check it for validity
+ *
+ * if it's a minimal ACL with only 4 entries then we
+ * need to recalculate the mask permissions to make
+ * sure that they are the same as the GROUP_OBJ
+ * permissions as required by the UnixWare acl() system call.
+ *
+ * (note: since POSIX allows minimal ACLs which only contain
+ * 3 entries - ie there is no mask entry - we should, in theory,
+ * check for this and add a mask entry if necessary - however
+ * we "know" that the caller of this interface always specifies
+ * a mask so, in practice "this never happens" (tm) - if it *does*
+ * happen aclsort() will fail and return an error and someone will
+ * have to fix it ...)
+ */
+
+static int acl_sort(SMB_ACL_T acl_d)
+{
+ int fixmask = (acl_d->count <= 4);
+
+ if (hpux_acl_sort(acl_d->count, fixmask, acl_d->acl) != 0) {
+ errno = EINVAL;
+ return -1;
+ }
+ return 0;
+}
+
+int sys_acl_valid(SMB_ACL_T acl_d)
+{
+ return acl_sort(acl_d);
+}
+
+int sys_acl_set_file(const char *name, SMB_ACL_TYPE_T type, SMB_ACL_T acl_d)
+{
+ struct stat s;
+ struct acl *acl_p;
+ int acl_count;
+ struct acl *acl_buf = NULL;
+ int ret;
+
+ if(hpux_acl_call_presence() == False) {
+ /* Looks like we don't have the acl() system call on HPUX.
+ * May be the system doesn't have the latest version of JFS.
+ */
+ errno=ENOSYS;
+ return -1;
+ }
+
+ if (type != SMB_ACL_TYPE_ACCESS && type != SMB_ACL_TYPE_DEFAULT) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (acl_sort(acl_d) != 0) {
+ return -1;
+ }
+
+ acl_p = &acl_d->acl[0];
+ acl_count = acl_d->count;
+
+ /*
+ * if it's a directory there is extra work to do
+ * since the acl() system call will replace both
+ * the access ACLs and the default ACLs (if any)
+ */
+ if (stat(name, &s) != 0) {
+ return -1;
+ }
+ if (S_ISDIR(s.st_mode)) {
+ SMB_ACL_T acc_acl;
+ SMB_ACL_T def_acl;
+ SMB_ACL_T tmp_acl;
+ int i;
+
+ if (type == SMB_ACL_TYPE_ACCESS) {
+ acc_acl = acl_d;
+ def_acl = tmp_acl = sys_acl_get_file(name, SMB_ACL_TYPE_DEFAULT);
+
+ } else {
+ def_acl = acl_d;
+ acc_acl = tmp_acl = sys_acl_get_file(name, SMB_ACL_TYPE_ACCESS);
+ }
+
+ if (tmp_acl == NULL) {
+ return -1;
+ }
+
+ /*
+ * allocate a temporary buffer for the complete ACL
+ */
+ acl_count = acc_acl->count + def_acl->count;
+ acl_p = acl_buf = SMB_MALLOC_ARRAY(struct acl, acl_count);
+
+ if (acl_buf == NULL) {
+ sys_acl_free_acl(tmp_acl);
+ errno = ENOMEM;
+ return -1;
+ }
+
+ /*
+ * copy the access control and default entries into the buffer
+ */
+ memcpy(&acl_buf[0], &acc_acl->acl[0],
+ acc_acl->count * sizeof(acl_buf[0]));
+
+ memcpy(&acl_buf[acc_acl->count], &def_acl->acl[0],
+ def_acl->count * sizeof(acl_buf[0]));
+
+ /*
+ * set the ACL_DEFAULT flag on the default entries
+ */
+ for (i = acc_acl->count; i < acl_count; i++) {
+ acl_buf[i].a_type |= ACL_DEFAULT;
+ }
+
+ sys_acl_free_acl(tmp_acl);
+
+ } else if (type != SMB_ACL_TYPE_ACCESS) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ ret = acl(name, ACL_SET, acl_count, acl_p);
+
+ if (acl_buf) {
+ free(acl_buf);
+ }
+
+ return ret;
+}
+
+int sys_acl_set_fd(int fd, SMB_ACL_T acl_d)
+{
+ /*
+ * HPUX doesn't have the facl call. Fake it using the path.... JRA.
+ */
+
+ files_struct *fsp = file_find_fd(fd);
+
+ if (fsp == NULL) {
+ errno = EBADF;
+ return NULL;
+ }
+
+ if (acl_sort(acl_d) != 0) {
+ return -1;
+ }
+
+ /*
+ * We know we're in the same conn context. So we
+ * can use the relative path.
+ */
+
+ return sys_acl_set_file(fsp->fsp_name, SMB_ACL_TYPE_ACCESS, acl_d);
+}
+
+int sys_acl_delete_def_file(const char *path)
+{
+ SMB_ACL_T acl_d;
+ int ret;
+
+ /*
+ * fetching the access ACL and rewriting it has
+ * the effect of deleting the default ACL
+ */
+ if ((acl_d = sys_acl_get_file(path, SMB_ACL_TYPE_ACCESS)) == NULL) {
+ return -1;
+ }
+
+ ret = acl(path, ACL_SET, acl_d->count, acl_d->acl);
+
+ sys_acl_free_acl(acl_d);
+
+ return ret;
+}
+
+int sys_acl_free_text(char *text)
+{
+ free(text);
+ return 0;
+}
+
+int sys_acl_free_acl(SMB_ACL_T acl_d)
+{
+ free(acl_d);
+ return 0;
+}
+
+int sys_acl_free_qualifier(void *qual, SMB_ACL_TAG_T tagtype)
+{
+ return 0;
+}
+
+#elif defined(HAVE_IRIX_ACLS)
+
+int sys_acl_get_entry(SMB_ACL_T acl_d, int entry_id, SMB_ACL_ENTRY_T *entry_p)
+{
+ if (entry_id != SMB_ACL_FIRST_ENTRY && entry_id != SMB_ACL_NEXT_ENTRY) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (entry_p == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (entry_id == SMB_ACL_FIRST_ENTRY) {
+ acl_d->next = 0;
+ }
+
+ if (acl_d->next < 0) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (acl_d->next >= acl_d->aclp->acl_cnt) {
+ return 0;
+ }
+
+ *entry_p = &acl_d->aclp->acl_entry[acl_d->next++];
+
+ return 1;
+}
+
+int sys_acl_get_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *type_p)
+{
+ *type_p = entry_d->ae_tag;
+
+ return 0;
+}
+
+int sys_acl_get_permset(SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
+{
+ *permset_p = entry_d;
+
+ return 0;
+}
+
+void *sys_acl_get_qualifier(SMB_ACL_ENTRY_T entry_d)
+{
+ if (entry_d->ae_tag != SMB_ACL_USER
+ && entry_d->ae_tag != SMB_ACL_GROUP) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ return &entry_d->ae_id;
+}
+
+SMB_ACL_T sys_acl_get_file(const char *path_p, SMB_ACL_TYPE_T type)
+{
+ SMB_ACL_T a;
+
+ if ((a = SMB_MALLOC_P(struct SMB_ACL_T)) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+ if ((a->aclp = acl_get_file(path_p, type)) == NULL) {
+ SAFE_FREE(a);
+ return NULL;
+ }
+ a->next = -1;
+ a->freeaclp = True;
+ return a;
+}
+
+SMB_ACL_T sys_acl_get_fd(int fd)
+{
+ SMB_ACL_T a;
+
+ if ((a = SMB_MALLOC_P(struct SMB_ACL_T)) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+ if ((a->aclp = acl_get_fd(fd)) == NULL) {
+ SAFE_FREE(a);
+ return NULL;
+ }
+ a->next = -1;
+ a->freeaclp = True;
+ return a;
+}
+
+int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset_d)
+{
+ permset_d->ae_perm = 0;
+
+ return 0;
+}
+
+int sys_acl_add_perm(SMB_ACL_PERMSET_T permset_d, SMB_ACL_PERM_T perm)
+{
+ if (perm != SMB_ACL_READ && perm != SMB_ACL_WRITE
+ && perm != SMB_ACL_EXECUTE) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (permset_d == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ permset_d->ae_perm |= perm;
+
+ return 0;
+}
+
+int sys_acl_get_perm(SMB_ACL_PERMSET_T permset_d, SMB_ACL_PERM_T perm)
+{
+ return permset_d->ae_perm & perm;
+}
+
+char *sys_acl_to_text(SMB_ACL_T acl_d, ssize_t *len_p)
+{
+ return acl_to_text(acl_d->aclp, len_p);
+}
+
+SMB_ACL_T sys_acl_init(int count)
+{
+ SMB_ACL_T a;
+
+ if (count < 0) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ if ((a = SMB_MALLOC(sizeof(struct SMB_ACL_T) + sizeof(struct acl))) == NULL) {
+ errno = ENOMEM;
+ return NULL;
+ }
+
+ a->next = -1;
+ a->freeaclp = False;
+ a->aclp = (struct acl *)(&a->aclp + sizeof(struct acl *));
+ a->aclp->acl_cnt = 0;
+
+ return a;
+}
+
+
+int sys_acl_create_entry(SMB_ACL_T *acl_p, SMB_ACL_ENTRY_T *entry_p)
+{
+ SMB_ACL_T acl_d;
+ SMB_ACL_ENTRY_T entry_d;
+
+ if (acl_p == NULL || entry_p == NULL || (acl_d = *acl_p) == NULL) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ if (acl_d->aclp->acl_cnt >= ACL_MAX_ENTRIES) {
+ errno = ENOSPC;
+ return -1;
+ }
+
+ entry_d = &acl_d->aclp->acl_entry[acl_d->aclp->acl_cnt++];
+ entry_d->ae_tag = 0;
+ entry_d->ae_id = 0;
+ entry_d->ae_perm = 0;
+ *entry_p = entry_d;
+
+ return 0;
+}
+
+int sys_acl_set_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T tag_type)
+{
+ switch (tag_type) {
+ case SMB_ACL_USER:
+ case SMB_ACL_USER_OBJ:
+ case SMB_ACL_GROUP:
+ case SMB_ACL_GROUP_OBJ:
+ case SMB_ACL_OTHER:
+ case SMB_ACL_MASK:
+ entry_d->ae_tag = tag_type;
+ break;
+ default:
+ errno = EINVAL;
+ return -1;
+ }
+
+ return 0;
+}
+
+int sys_acl_set_qualifier(SMB_ACL_ENTRY_T entry_d, void *qual_p)
+{
+ if (entry_d->ae_tag != SMB_ACL_GROUP
+ && entry_d->ae_tag != SMB_ACL_USER) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ entry_d->ae_id = *((id_t *)qual_p);
+
+ return 0;
+}
+
+int sys_acl_set_permset(SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T permset_d)
+{
+ if (permset_d->ae_perm & ~(SMB_ACL_READ|SMB_ACL_WRITE|SMB_ACL_EXECUTE)) {
+ return EINVAL;
+ }
+
+ entry_d->ae_perm = permset_d->ae_perm;
+
+ return 0;
+}
+
+int sys_acl_valid(SMB_ACL_T acl_d)
+{
+ return acl_valid(acl_d->aclp);
+}
+
+int sys_acl_set_file(const char *name, SMB_ACL_TYPE_T type, SMB_ACL_T acl_d)
+{
+ return acl_set_file(name, type, acl_d->aclp);
+}
+
+int sys_acl_set_fd(int fd, SMB_ACL_T acl_d)
+{
+ return acl_set_fd(fd, acl_d->aclp);
+}
+
+int sys_acl_delete_def_file(const char *name)
+{
+ return acl_delete_def_file(name);
+}
+
+int sys_acl_free_text(char *text)
+{
+ return acl_free(text);
+}
+
+int sys_acl_free_acl(SMB_ACL_T acl_d)
+{
+ if (acl_d->freeaclp) {
+ acl_free(acl_d->aclp);
+ }
+ acl_free(acl_d);
+ return 0;
+}
+
+int sys_acl_free_qualifier(void *qual, SMB_ACL_TAG_T tagtype)
+{
+ return 0;
+}
+
+#elif defined(HAVE_AIX_ACLS)
+
+/* Donated by Medha Date, mdate@austin.ibm.com, for IBM */
+
+int sys_acl_get_entry( SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
+{
+ struct acl_entry_link *link;
+ struct new_acl_entry *entry;
+ int keep_going;
+
+ DEBUG(10,("This is the count: %d\n",theacl->count));
+
+ /* Check if count was previously set to -1. *
+ * If it was, that means we reached the end *
+ * of the acl last time. */
+ if(theacl->count == -1)
+ return(0);
+
+ link = theacl;
+ /* To get to the next acl, traverse linked list until index *
+ * of acl matches the count we are keeping. This count is *
+ * incremented each time we return an acl entry. */
+
+ for(keep_going = 0; keep_going < theacl->count; keep_going++)
+ link = link->nextp;
+
+ entry = *entry_p = link->entryp;
+
+ DEBUG(10,("*entry_p is %d\n",entry_p));
+ DEBUG(10,("*entry_p->ace_access is %d\n",entry->ace_access));
+
+ /* Increment count */
+ theacl->count++;
+ if(link->nextp == NULL)
+ theacl->count = -1;
+
+ return(1);
+}
+
+int sys_acl_get_tag_type( SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
+{
+ /* Initialize tag type */
+
+ *tag_type_p = -1;
+ DEBUG(10,("the tagtype is %d\n",entry_d->ace_id->id_type));
+
+ /* Depending on what type of entry we have, *
+ * return tag type. */
+ switch(entry_d->ace_id->id_type) {
+ case ACEID_USER:
+ *tag_type_p = SMB_ACL_USER;
+ break;
+ case ACEID_GROUP:
+ *tag_type_p = SMB_ACL_GROUP;
+ break;
+
+ case SMB_ACL_USER_OBJ:
+ case SMB_ACL_GROUP_OBJ:
+ case SMB_ACL_OTHER:
+ *tag_type_p = entry_d->ace_id->id_type;
+ break;
+
+ default:
+ return(-1);
+ }
+
+ return(0);
+}
+
+int sys_acl_get_permset( SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
+{
+ DEBUG(10,("Starting AIX sys_acl_get_permset\n"));
+ *permset_p = &entry_d->ace_access;
+ DEBUG(10,("**permset_p is %d\n",**permset_p));
+ if(!(**permset_p & S_IXUSR) &&
+ !(**permset_p & S_IWUSR) &&
+ !(**permset_p & S_IRUSR) &&
+ (**permset_p != 0))
+ return(-1);
+
+ DEBUG(10,("Ending AIX sys_acl_get_permset\n"));
+ return(0);
+}
+
+void *sys_acl_get_qualifier( SMB_ACL_ENTRY_T entry_d)
+{
+ return(entry_d->ace_id->id_data);
+}
+
+SMB_ACL_T sys_acl_get_file( const char *path_p, SMB_ACL_TYPE_T type)
+{
+ struct acl *file_acl = (struct acl *)NULL;
+ struct acl_entry *acl_entry;
+ struct new_acl_entry *new_acl_entry;
+ struct ace_id *idp;
+ struct acl_entry_link *acl_entry_link;
+ struct acl_entry_link *acl_entry_link_head;
+ int i;
+ int rc = 0;
+ uid_t user_id;
+
+ /* AIX has no DEFAULT */
+ if ( type == SMB_ACL_TYPE_DEFAULT )
+ return NULL;
+
+ /* Get the acl using statacl */
+
+ DEBUG(10,("Entering sys_acl_get_file\n"));
+ DEBUG(10,("path_p is %s\n",path_p));
+
+ file_acl = (struct acl *)SMB_MALLOC(BUFSIZ);
+
+ if(file_acl == NULL) {
+ errno=ENOMEM;
+ DEBUG(0,("Error in AIX sys_acl_get_file: %d\n",errno));
+ return(NULL);
+ }
+
+ memset(file_acl,0,BUFSIZ);
+
+ rc = statacl((char *)path_p,0,file_acl,BUFSIZ);
+ if(rc == -1) {
+ DEBUG(0,("statacl returned %d with errno %d\n",rc,errno));
+ SAFE_FREE(file_acl);
+ return(NULL);
+ }
+
+ DEBUG(10,("Got facl and returned it\n"));
+
+ /* Point to the first acl entry in the acl */
+ acl_entry = file_acl->acl_ext;
+
+ /* Begin setting up the head of the linked list *
+ * that will be used for the storing the acl *
+ * in a way that is useful for the posix_acls.c *
+ * code. */
+
+ acl_entry_link_head = acl_entry_link = sys_acl_init(0);
+ if(acl_entry_link_head == NULL)
+ return(NULL);
+
+ acl_entry_link->entryp = SMB_MALLOC_P(struct new_acl_entry);
+ if(acl_entry_link->entryp == NULL) {
+ SAFE_FREE(file_acl);
+ errno = ENOMEM;
+ DEBUG(0,("Error in AIX sys_acl_get_file is %d\n",errno));
+ return(NULL);
+ }
+
+ DEBUG(10,("acl_entry is %d\n",acl_entry));
+ DEBUG(10,("acl_last(file_acl) id %d\n",acl_last(file_acl)));
+
+ /* Check if the extended acl bit is on. *
+ * If it isn't, do not show the *
+ * contents of the acl since AIX intends *
+ * the extended info to remain unused */
+
+ if(file_acl->acl_mode & S_IXACL){
+ /* while we are not pointing to the very end */
+ while(acl_entry < acl_last(file_acl)) {
+ /* before we malloc anything, make sure this is */
+ /* a valid acl entry and one that we want to map */
+ idp = id_nxt(acl_entry->ace_id);
+ if((acl_entry->ace_type == ACC_SPECIFY ||
+ (acl_entry->ace_type == ACC_PERMIT)) && (idp != id_last(acl_entry))) {
+ acl_entry = acl_nxt(acl_entry);
+ continue;
+ }
+
+ idp = acl_entry->ace_id;
+
+ /* Check if this is the first entry in the linked list. *
+ * The first entry needs to keep prevp pointing to NULL *
+ * and already has entryp allocated. */
+
+ if(acl_entry_link_head->count != 0) {
+ acl_entry_link->nextp = SMB_MALLOC_P(struct acl_entry_link);
+
+ if(acl_entry_link->nextp == NULL) {
+ SAFE_FREE(file_acl);
+ errno = ENOMEM;
+ DEBUG(0,("Error in AIX sys_acl_get_file is %d\n",errno));
+ return(NULL);
+ }
+
+ acl_entry_link->nextp->prevp = acl_entry_link;
+ acl_entry_link = acl_entry_link->nextp;
+ acl_entry_link->entryp = SMB_MALLOC_P(struct new_acl_entry);
+ if(acl_entry_link->entryp == NULL) {
+ SAFE_FREE(file_acl);
+ errno = ENOMEM;
+ DEBUG(0,("Error in AIX sys_acl_get_file is %d\n",errno));
+ return(NULL);
+ }
+ acl_entry_link->nextp = NULL;
+ }
+
+ acl_entry_link->entryp->ace_len = acl_entry->ace_len;
+
+ /* Don't really need this since all types are going *
+ * to be specified but, it's better than leaving it 0 */
+
+ acl_entry_link->entryp->ace_type = acl_entry->ace_type;
+
+ acl_entry_link->entryp->ace_access = acl_entry->ace_access;
+
+ memcpy(acl_entry_link->entryp->ace_id,idp,sizeof(struct ace_id));
+
+ /* The access in the acl entries must be left shifted by *
+ * three bites, because they will ultimately be compared *
+ * to S_IRUSR, S_IWUSR, and S_IXUSR. */
+
+ switch(acl_entry->ace_type){
+ case ACC_PERMIT:
+ case ACC_SPECIFY:
+ acl_entry_link->entryp->ace_access = acl_entry->ace_access;
+ acl_entry_link->entryp->ace_access <<= 6;
+ acl_entry_link_head->count++;
+ break;
+ case ACC_DENY:
+ /* Since there is no way to return a DENY acl entry *
+ * change to PERMIT and then shift. */
+ DEBUG(10,("acl_entry->ace_access is %d\n",acl_entry->ace_access));
+ acl_entry_link->entryp->ace_access = ~acl_entry->ace_access & 7;
+ DEBUG(10,("acl_entry_link->entryp->ace_access is %d\n",acl_entry_link->entryp->ace_access));
+ acl_entry_link->entryp->ace_access <<= 6;
+ acl_entry_link_head->count++;
+ break;
+ default:
+ return(0);
+ }
+
+ DEBUG(10,("acl_entry = %d\n",acl_entry));
+ DEBUG(10,("The ace_type is %d\n",acl_entry->ace_type));
+
+ acl_entry = acl_nxt(acl_entry);
+ }
+ } /* end of if enabled */
+
+ /* Since owner, group, other acl entries are not *
+ * part of the acl entries in an acl, they must *
+ * be dummied up to become part of the list. */
+
+ for( i = 1; i < 4; i++) {
+ DEBUG(10,("i is %d\n",i));
+ if(acl_entry_link_head->count != 0) {
+ acl_entry_link->nextp = SMB_MALLOC_P(struct acl_entry_link);
+ if(acl_entry_link->nextp == NULL) {
+ SAFE_FREE(file_acl);
+ errno = ENOMEM;
+ DEBUG(0,("Error in AIX sys_acl_get_file is %d\n",errno));
+ return(NULL);
+ }
+
+ acl_entry_link->nextp->prevp = acl_entry_link;
+ acl_entry_link = acl_entry_link->nextp;
+ acl_entry_link->entryp = SMB_MALLOC_P(struct new_acl_entry);
+ if(acl_entry_link->entryp == NULL) {
+ SAFE_FREE(file_acl);
+ errno = ENOMEM;
+ DEBUG(0,("Error in AIX sys_acl_get_file is %d\n",errno));
+ return(NULL);
+ }
+ }
+
+ acl_entry_link->nextp = NULL;
+
+ new_acl_entry = acl_entry_link->entryp;
+ idp = new_acl_entry->ace_id;
+
+ new_acl_entry->ace_len = sizeof(struct acl_entry);
+ new_acl_entry->ace_type = ACC_PERMIT;
+ idp->id_len = sizeof(struct ace_id);
+ DEBUG(10,("idp->id_len = %d\n",idp->id_len));
+ memset(idp->id_data,0,sizeof(uid_t));
+
+ switch(i) {
+ case 2:
+ new_acl_entry->ace_access = file_acl->g_access << 6;
+ idp->id_type = SMB_ACL_GROUP_OBJ;
+ break;
+
+ case 3:
+ new_acl_entry->ace_access = file_acl->o_access << 6;
+ idp->id_type = SMB_ACL_OTHER;
+ break;
+
+ case 1:
+ new_acl_entry->ace_access = file_acl->u_access << 6;
+ idp->id_type = SMB_ACL_USER_OBJ;
+ break;
+
+ default:
+ return(NULL);
+
+ }
+
+ acl_entry_link_head->count++;
+ DEBUG(10,("new_acl_entry->ace_access = %d\n",new_acl_entry->ace_access));
+ }
+
+ acl_entry_link_head->count = 0;
+ SAFE_FREE(file_acl);
+
+ return(acl_entry_link_head);
+}
+
+SMB_ACL_T sys_acl_get_fd(int fd)
+{
+ struct acl *file_acl = (struct acl *)NULL;
+ struct acl_entry *acl_entry;
+ struct new_acl_entry *new_acl_entry;
+ struct ace_id *idp;
+ struct acl_entry_link *acl_entry_link;
+ struct acl_entry_link *acl_entry_link_head;
+ int i;
+ int rc = 0;
+ uid_t user_id;
+
+ /* Get the acl using fstatacl */
+
+ DEBUG(10,("Entering sys_acl_get_fd\n"));
+ DEBUG(10,("fd is %d\n",fd));
+ file_acl = (struct acl *)SMB_MALLOC(BUFSIZ);
+
+ if(file_acl == NULL) {
+ errno=ENOMEM;
+ DEBUG(0,("Error in sys_acl_get_fd is %d\n",errno));
+ return(NULL);
+ }
+
+ memset(file_acl,0,BUFSIZ);
+
+ rc = fstatacl(fd,0,file_acl,BUFSIZ);
+ if(rc == -1) {
+ DEBUG(0,("The fstatacl call returned %d with errno %d\n",rc,errno));
+ SAFE_FREE(file_acl);
+ return(NULL);
+ }
+
+ DEBUG(10,("Got facl and returned it\n"));
+
+ /* Point to the first acl entry in the acl */
+
+ acl_entry = file_acl->acl_ext;
+ /* Begin setting up the head of the linked list *
+ * that will be used for the storing the acl *
+ * in a way that is useful for the posix_acls.c *
+ * code. */
+
+ acl_entry_link_head = acl_entry_link = sys_acl_init(0);
+ if(acl_entry_link_head == NULL){
+ SAFE_FREE(file_acl);
+ return(NULL);
+ }
+
+ acl_entry_link->entryp = SMB_MALLOC_P(struct new_acl_entry);
+
+ if(acl_entry_link->entryp == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_get_fd is %d\n",errno));
+ SAFE_FREE(file_acl);
+ return(NULL);
+ }
+
+ DEBUG(10,("acl_entry is %d\n",acl_entry));
+ DEBUG(10,("acl_last(file_acl) id %d\n",acl_last(file_acl)));
+
+ /* Check if the extended acl bit is on. *
+ * If it isn't, do not show the *
+ * contents of the acl since AIX intends *
+ * the extended info to remain unused */
+
+ if(file_acl->acl_mode & S_IXACL){
+ /* while we are not pointing to the very end */
+ while(acl_entry < acl_last(file_acl)) {
+ /* before we malloc anything, make sure this is */
+ /* a valid acl entry and one that we want to map */
+
+ idp = id_nxt(acl_entry->ace_id);
+ if((acl_entry->ace_type == ACC_SPECIFY ||
+ (acl_entry->ace_type == ACC_PERMIT)) && (idp != id_last(acl_entry))) {
+ acl_entry = acl_nxt(acl_entry);
+ continue;
+ }
+
+ idp = acl_entry->ace_id;
+
+ /* Check if this is the first entry in the linked list. *
+ * The first entry needs to keep prevp pointing to NULL *
+ * and already has entryp allocated. */
+
+ if(acl_entry_link_head->count != 0) {
+ acl_entry_link->nextp = SMB_MALLOC_P(struct acl_entry_link);
+ if(acl_entry_link->nextp == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_get_fd is %d\n",errno));
+ SAFE_FREE(file_acl);
+ return(NULL);
+ }
+ acl_entry_link->nextp->prevp = acl_entry_link;
+ acl_entry_link = acl_entry_link->nextp;
+ acl_entry_link->entryp = SMB_MALLOC_P(struct new_acl_entry);
+ if(acl_entry_link->entryp == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_get_fd is %d\n",errno));
+ SAFE_FREE(file_acl);
+ return(NULL);
+ }
+
+ acl_entry_link->nextp = NULL;
+ }
+
+ acl_entry_link->entryp->ace_len = acl_entry->ace_len;
+
+ /* Don't really need this since all types are going *
+ * to be specified but, it's better than leaving it 0 */
+
+ acl_entry_link->entryp->ace_type = acl_entry->ace_type;
+ acl_entry_link->entryp->ace_access = acl_entry->ace_access;
+
+ memcpy(acl_entry_link->entryp->ace_id, idp, sizeof(struct ace_id));
+
+ /* The access in the acl entries must be left shifted by *
+ * three bites, because they will ultimately be compared *
+ * to S_IRUSR, S_IWUSR, and S_IXUSR. */
+
+ switch(acl_entry->ace_type){
+ case ACC_PERMIT:
+ case ACC_SPECIFY:
+ acl_entry_link->entryp->ace_access = acl_entry->ace_access;
+ acl_entry_link->entryp->ace_access <<= 6;
+ acl_entry_link_head->count++;
+ break;
+ case ACC_DENY:
+ /* Since there is no way to return a DENY acl entry *
+ * change to PERMIT and then shift. */
+ DEBUG(10,("acl_entry->ace_access is %d\n",acl_entry->ace_access));
+ acl_entry_link->entryp->ace_access = ~acl_entry->ace_access & 7;
+ DEBUG(10,("acl_entry_link->entryp->ace_access is %d\n",acl_entry_link->entryp->ace_access));
+ acl_entry_link->entryp->ace_access <<= 6;
+ acl_entry_link_head->count++;
+ break;
+ default:
+ return(0);
+ }
+
+ DEBUG(10,("acl_entry = %d\n",acl_entry));
+ DEBUG(10,("The ace_type is %d\n",acl_entry->ace_type));
+
+ acl_entry = acl_nxt(acl_entry);
+ }
+ } /* end of if enabled */
+
+ /* Since owner, group, other acl entries are not *
+ * part of the acl entries in an acl, they must *
+ * be dummied up to become part of the list. */
+
+ for( i = 1; i < 4; i++) {
+ DEBUG(10,("i is %d\n",i));
+ if(acl_entry_link_head->count != 0){
+ acl_entry_link->nextp = SMB_MALLOC_P(struct acl_entry_link);
+ if(acl_entry_link->nextp == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_get_fd is %d\n",errno));
+ SAFE_FREE(file_acl);
+ return(NULL);
+ }
+
+ acl_entry_link->nextp->prevp = acl_entry_link;
+ acl_entry_link = acl_entry_link->nextp;
+ acl_entry_link->entryp = SMB_MALLOC_P(struct new_acl_entry);
+
+ if(acl_entry_link->entryp == NULL) {
+ SAFE_FREE(file_acl);
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_get_fd is %d\n",errno));
+ return(NULL);
+ }
+ }
+
+ acl_entry_link->nextp = NULL;
+
+ new_acl_entry = acl_entry_link->entryp;
+ idp = new_acl_entry->ace_id;
+
+ new_acl_entry->ace_len = sizeof(struct acl_entry);
+ new_acl_entry->ace_type = ACC_PERMIT;
+ idp->id_len = sizeof(struct ace_id);
+ DEBUG(10,("idp->id_len = %d\n",idp->id_len));
+ memset(idp->id_data,0,sizeof(uid_t));
+
+ switch(i) {
+ case 2:
+ new_acl_entry->ace_access = file_acl->g_access << 6;
+ idp->id_type = SMB_ACL_GROUP_OBJ;
+ break;
+
+ case 3:
+ new_acl_entry->ace_access = file_acl->o_access << 6;
+ idp->id_type = SMB_ACL_OTHER;
+ break;
+
+ case 1:
+ new_acl_entry->ace_access = file_acl->u_access << 6;
+ idp->id_type = SMB_ACL_USER_OBJ;
+ break;
+
+ default:
+ return(NULL);
+ }
+
+ acl_entry_link_head->count++;
+ DEBUG(10,("new_acl_entry->ace_access = %d\n",new_acl_entry->ace_access));
+ }
+
+ acl_entry_link_head->count = 0;
+ SAFE_FREE(file_acl);
+
+ return(acl_entry_link_head);
+}
+
+int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset)
+{
+ *permset = *permset & ~0777;
+ return(0);
+}
+
+int sys_acl_add_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+{
+ if((perm != 0) &&
+ (perm & (S_IXUSR | S_IWUSR | S_IRUSR)) == 0)
+ return(-1);
+
+ *permset |= perm;
+ DEBUG(10,("This is the permset now: %d\n",*permset));
+ return(0);
+}
+
+char *sys_acl_to_text( SMB_ACL_T theacl, ssize_t *plen)
+{
+ return(NULL);
+}
+
+SMB_ACL_T sys_acl_init( int count)
+{
+ struct acl_entry_link *theacl = NULL;
+
+ DEBUG(10,("Entering sys_acl_init\n"));
+
+ theacl = SMB_MALLOC_P(struct acl_entry_link);
+ if(theacl == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_init is %d\n",errno));
+ return(NULL);
+ }
+
+ theacl->count = 0;
+ theacl->nextp = NULL;
+ theacl->prevp = NULL;
+ theacl->entryp = NULL;
+ DEBUG(10,("Exiting sys_acl_init\n"));
+ return(theacl);
+}
+
+int sys_acl_create_entry( SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
+{
+ struct acl_entry_link *theacl;
+ struct acl_entry_link *acl_entryp;
+ struct acl_entry_link *temp_entry;
+ int counting;
+
+ DEBUG(10,("Entering the sys_acl_create_entry\n"));
+
+ theacl = acl_entryp = *pacl;
+
+ /* Get to the end of the acl before adding entry */
+
+ for(counting=0; counting < theacl->count; counting++){
+ DEBUG(10,("The acl_entryp is %d\n",acl_entryp));
+ temp_entry = acl_entryp;
+ acl_entryp = acl_entryp->nextp;
+ }
+
+ if(theacl->count != 0){
+ temp_entry->nextp = acl_entryp = SMB_MALLOC_P(struct acl_entry_link);
+ if(acl_entryp == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_create_entry is %d\n",errno));
+ return(-1);
+ }
+
+ DEBUG(10,("The acl_entryp is %d\n",acl_entryp));
+ acl_entryp->prevp = temp_entry;
+ DEBUG(10,("The acl_entryp->prevp is %d\n",acl_entryp->prevp));
+ }
+
+ *pentry = acl_entryp->entryp = SMB_MALLOC_P(struct new_acl_entry);
+ if(*pentry == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_create_entry is %d\n",errno));
+ return(-1);
+ }
+
+ memset(*pentry,0,sizeof(struct new_acl_entry));
+ acl_entryp->entryp->ace_len = sizeof(struct acl_entry);
+ acl_entryp->entryp->ace_type = ACC_PERMIT;
+ acl_entryp->entryp->ace_id->id_len = sizeof(struct ace_id);
+ acl_entryp->nextp = NULL;
+ theacl->count++;
+ DEBUG(10,("Exiting sys_acl_create_entry\n"));
+ return(0);
+}
+
+int sys_acl_set_tag_type( SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
+{
+ DEBUG(10,("Starting AIX sys_acl_set_tag_type\n"));
+ entry->ace_id->id_type = tagtype;
+ DEBUG(10,("The tag type is %d\n",entry->ace_id->id_type));
+ DEBUG(10,("Ending AIX sys_acl_set_tag_type\n"));
+}
+
+int sys_acl_set_qualifier( SMB_ACL_ENTRY_T entry, void *qual)
+{
+ DEBUG(10,("Starting AIX sys_acl_set_qualifier\n"));
+ memcpy(entry->ace_id->id_data,qual,sizeof(uid_t));
+ DEBUG(10,("Ending AIX sys_acl_set_qualifier\n"));
+ return(0);
+}
+
+int sys_acl_set_permset( SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
+{
+ DEBUG(10,("Starting AIX sys_acl_set_permset\n"));
+ if(!(*permset & S_IXUSR) &&
+ !(*permset & S_IWUSR) &&
+ !(*permset & S_IRUSR) &&
+ (*permset != 0))
+ return(-1);
+
+ entry->ace_access = *permset;
+ DEBUG(10,("entry->ace_access = %d\n",entry->ace_access));
+ DEBUG(10,("Ending AIX sys_acl_set_permset\n"));
+ return(0);
+}
+
+int sys_acl_valid( SMB_ACL_T theacl )
+{
+ int user_obj = 0;
+ int group_obj = 0;
+ int other_obj = 0;
+ struct acl_entry_link *acl_entry;
+
+ for(acl_entry=theacl; acl_entry != NULL; acl_entry = acl_entry->nextp) {
+ user_obj += (acl_entry->entryp->ace_id->id_type == SMB_ACL_USER_OBJ);
+ group_obj += (acl_entry->entryp->ace_id->id_type == SMB_ACL_GROUP_OBJ);
+ other_obj += (acl_entry->entryp->ace_id->id_type == SMB_ACL_OTHER);
+ }
+
+ DEBUG(10,("user_obj=%d, group_obj=%d, other_obj=%d\n",user_obj,group_obj,other_obj));
+
+ if(user_obj != 1 || group_obj != 1 || other_obj != 1)
+ return(-1);
+
+ return(0);
+}
+
+int sys_acl_set_file( const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
+{
+ struct acl_entry_link *acl_entry_link = NULL;
+ struct acl *file_acl = NULL;
+ struct acl *file_acl_temp = NULL;
+ struct acl_entry *acl_entry = NULL;
+ struct ace_id *ace_id = NULL;
+ uint id_type;
+ uint ace_access;
+ uint user_id;
+ uint acl_length;
+ uint rc;
+
+ DEBUG(10,("Entering sys_acl_set_file\n"));
+ DEBUG(10,("File name is %s\n",name));
+
+ /* AIX has no default ACL */
+ if(acltype == SMB_ACL_TYPE_DEFAULT)
+ return(0);
+
+ acl_length = BUFSIZ;
+ file_acl = (struct acl *)SMB_MALLOC(BUFSIZ);
+
+ if(file_acl == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_set_file is %d\n",errno));
+ return(-1);
+ }
+
+ memset(file_acl,0,BUFSIZ);
+
+ file_acl->acl_len = ACL_SIZ;
+ file_acl->acl_mode = S_IXACL;
+
+ for(acl_entry_link=theacl; acl_entry_link != NULL; acl_entry_link = acl_entry_link->nextp) {
+ acl_entry_link->entryp->ace_access >>= 6;
+ id_type = acl_entry_link->entryp->ace_id->id_type;
+
+ switch(id_type) {
+ case SMB_ACL_USER_OBJ:
+ file_acl->u_access = acl_entry_link->entryp->ace_access;
+ continue;
+ case SMB_ACL_GROUP_OBJ:
+ file_acl->g_access = acl_entry_link->entryp->ace_access;
+ continue;
+ case SMB_ACL_OTHER:
+ file_acl->o_access = acl_entry_link->entryp->ace_access;
+ continue;
+ case SMB_ACL_MASK:
+ continue;
+ }
+
+ if((file_acl->acl_len + sizeof(struct acl_entry)) > acl_length) {
+ acl_length += sizeof(struct acl_entry);
+ file_acl_temp = (struct acl *)SMB_MALLOC(acl_length);
+ if(file_acl_temp == NULL) {
+ SAFE_FREE(file_acl);
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_set_file is %d\n",errno));
+ return(-1);
+ }
+
+ memcpy(file_acl_temp,file_acl,file_acl->acl_len);
+ SAFE_FREE(file_acl);
+ file_acl = file_acl_temp;
+ }
+
+ acl_entry = (struct acl_entry *)((char *)file_acl + file_acl->acl_len);
+ file_acl->acl_len += sizeof(struct acl_entry);
+ acl_entry->ace_len = acl_entry_link->entryp->ace_len;
+ acl_entry->ace_access = acl_entry_link->entryp->ace_access;
+
+ /* In order to use this, we'll need to wait until we can get denies */
+ /* if(!acl_entry->ace_access && acl_entry->ace_type == ACC_PERMIT)
+ acl_entry->ace_type = ACC_SPECIFY; */
+
+ acl_entry->ace_type = ACC_SPECIFY;
+
+ ace_id = acl_entry->ace_id;
+
+ ace_id->id_type = acl_entry_link->entryp->ace_id->id_type;
+ DEBUG(10,("The id type is %d\n",ace_id->id_type));
+ ace_id->id_len = acl_entry_link->entryp->ace_id->id_len;
+ memcpy(&user_id, acl_entry_link->entryp->ace_id->id_data, sizeof(uid_t));
+ memcpy(acl_entry->ace_id->id_data, &user_id, sizeof(uid_t));
+ }
+
+ rc = chacl(name,file_acl,file_acl->acl_len);
+ DEBUG(10,("errno is %d\n",errno));
+ DEBUG(10,("return code is %d\n",rc));
+ SAFE_FREE(file_acl);
+ DEBUG(10,("Exiting the sys_acl_set_file\n"));
+ return(rc);
+}
+
+int sys_acl_set_fd( int fd, SMB_ACL_T theacl)
+{
+ struct acl_entry_link *acl_entry_link = NULL;
+ struct acl *file_acl = NULL;
+ struct acl *file_acl_temp = NULL;
+ struct acl_entry *acl_entry = NULL;
+ struct ace_id *ace_id = NULL;
+ uint id_type;
+ uint user_id;
+ uint acl_length;
+ uint rc;
+
+ DEBUG(10,("Entering sys_acl_set_fd\n"));
+ acl_length = BUFSIZ;
+ file_acl = (struct acl *)SMB_MALLOC(BUFSIZ);
+
+ if(file_acl == NULL) {
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_set_fd is %d\n",errno));
+ return(-1);
+ }
+
+ memset(file_acl,0,BUFSIZ);
+
+ file_acl->acl_len = ACL_SIZ;
+ file_acl->acl_mode = S_IXACL;
+
+ for(acl_entry_link=theacl; acl_entry_link != NULL; acl_entry_link = acl_entry_link->nextp) {
+ acl_entry_link->entryp->ace_access >>= 6;
+ id_type = acl_entry_link->entryp->ace_id->id_type;
+ DEBUG(10,("The id_type is %d\n",id_type));
+
+ switch(id_type) {
+ case SMB_ACL_USER_OBJ:
+ file_acl->u_access = acl_entry_link->entryp->ace_access;
+ continue;
+ case SMB_ACL_GROUP_OBJ:
+ file_acl->g_access = acl_entry_link->entryp->ace_access;
+ continue;
+ case SMB_ACL_OTHER:
+ file_acl->o_access = acl_entry_link->entryp->ace_access;
+ continue;
+ case SMB_ACL_MASK:
+ continue;
+ }
+
+ if((file_acl->acl_len + sizeof(struct acl_entry)) > acl_length) {
+ acl_length += sizeof(struct acl_entry);
+ file_acl_temp = (struct acl *)SMB_MALLOC(acl_length);
+ if(file_acl_temp == NULL) {
+ SAFE_FREE(file_acl);
+ errno = ENOMEM;
+ DEBUG(0,("Error in sys_acl_set_fd is %d\n",errno));
+ return(-1);
+ }
+
+ memcpy(file_acl_temp,file_acl,file_acl->acl_len);
+ SAFE_FREE(file_acl);
+ file_acl = file_acl_temp;
+ }
+
+ acl_entry = (struct acl_entry *)((char *)file_acl + file_acl->acl_len);
+ file_acl->acl_len += sizeof(struct acl_entry);
+ acl_entry->ace_len = acl_entry_link->entryp->ace_len;
+ acl_entry->ace_access = acl_entry_link->entryp->ace_access;
+
+ /* In order to use this, we'll need to wait until we can get denies */
+ /* if(!acl_entry->ace_access && acl_entry->ace_type == ACC_PERMIT)
+ acl_entry->ace_type = ACC_SPECIFY; */
+
+ acl_entry->ace_type = ACC_SPECIFY;
+
+ ace_id = acl_entry->ace_id;
+
+ ace_id->id_type = acl_entry_link->entryp->ace_id->id_type;
+ DEBUG(10,("The id type is %d\n",ace_id->id_type));
+ ace_id->id_len = acl_entry_link->entryp->ace_id->id_len;
+ memcpy(&user_id, acl_entry_link->entryp->ace_id->id_data, sizeof(uid_t));
+ memcpy(ace_id->id_data, &user_id, sizeof(uid_t));
+ }
+
+ rc = fchacl(fd,file_acl,file_acl->acl_len);
+ DEBUG(10,("errno is %d\n",errno));
+ DEBUG(10,("return code is %d\n",rc));
+ SAFE_FREE(file_acl);
+ DEBUG(10,("Exiting sys_acl_set_fd\n"));
+ return(rc);
+}
+
+int sys_acl_delete_def_file(const char *name)
+{
+ /* AIX has no default ACL */
+ return 0;
+}
+
+int sys_acl_get_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+{
+ return(*permset & perm);
+}
+
+int sys_acl_free_text(char *text)
+{
+ return(0);
+}
+
+int sys_acl_free_acl(SMB_ACL_T posix_acl)
+{
+ struct acl_entry_link *acl_entry_link;
+
+ for(acl_entry_link = posix_acl->nextp; acl_entry_link->nextp != NULL; acl_entry_link = acl_entry_link->nextp) {
+ SAFE_FREE(acl_entry_link->prevp->entryp);
+ SAFE_FREE(acl_entry_link->prevp);
+ }
+
+ SAFE_FREE(acl_entry_link->prevp->entryp);
+ SAFE_FREE(acl_entry_link->prevp);
+ SAFE_FREE(acl_entry_link->entryp);
+ SAFE_FREE(acl_entry_link);
+
+ return(0);
+}
+
+int sys_acl_free_qualifier(void *qual, SMB_ACL_TAG_T tagtype)
+{
+ return(0);
+}
+
+#else /* No ACLs. */
+
+int sys_acl_get_entry( SMB_ACL_T the_acl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_get_tag_type( SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_get_permset( SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+void *sys_acl_get_qualifier( SMB_ACL_ENTRY_T entry_d)
+{
+ errno = ENOSYS;
+ return NULL;
+}
+
+SMB_ACL_T sys_acl_get_file( const char *path_p, SMB_ACL_TYPE_T type)
+{
+ errno = ENOSYS;
+ return (SMB_ACL_T)NULL;
+}
+
+SMB_ACL_T sys_acl_get_fd(int fd)
+{
+ errno = ENOSYS;
+ return (SMB_ACL_T)NULL;
+}
+
+int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_add_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_get_perm( SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
+{
+ errno = ENOSYS;
+ return (permset & perm) ? 1 : 0;
+}
+
+char *sys_acl_to_text( SMB_ACL_T the_acl, ssize_t *plen)
+{
+ errno = ENOSYS;
+ return NULL;
+}
+
+int sys_acl_free_text(char *text)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+SMB_ACL_T sys_acl_init( int count)
+{
+ errno = ENOSYS;
+ return NULL;
+}
+
+int sys_acl_create_entry( SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_set_tag_type( SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_set_qualifier( SMB_ACL_ENTRY_T entry, void *qual)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_set_permset( SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_valid( SMB_ACL_T theacl )
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_set_file( const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_set_fd( int fd, SMB_ACL_T theacl)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_delete_def_file(const char *name)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_free_acl(SMB_ACL_T the_acl)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_acl_free_qualifier(void *qual, SMB_ACL_TAG_T tagtype)
+{
+ errno = ENOSYS;
+ return -1;
+}
+
+#endif /* No ACLs. */
+
+/************************************************************************
+ Deliberately outside the ACL defines. Return 1 if this is a "no acls"
+ errno, 0 if not.
+************************************************************************/
+
+int no_acl_syscall_error(int err)
+{
+#if defined(ENOSYS)
+ if (err == ENOSYS) {
+ return 1;
+ }
+#endif
+#if defined(ENOTSUP)
+ if (err == ENOTSUP) {
+ return 1;
+ }
+#endif
+ return 0;
+}
projects / samba / blobdiff