1 #include "qemu-common.h"
2 #include "qemu-option.h"
3 #include "qemu-config.h"
5 QemuOptsList qemu_drive_opts = {
7 .head = TAILQ_HEAD_INITIALIZER(qemu_drive_opts.head),
11 .type = QEMU_OPT_NUMBER,
15 .type = QEMU_OPT_NUMBER,
16 .help = "unit number (i.e. lun for scsi)",
19 .type = QEMU_OPT_STRING,
20 .help = "interface (ide, scsi, sd, mtd, floppy, pflash, virtio)",
23 .type = QEMU_OPT_NUMBER,
26 .type = QEMU_OPT_NUMBER,
27 .help = "number of cylinders (ide disk geometry)",
30 .type = QEMU_OPT_NUMBER,
31 .help = "number of heads (ide disk geometry)",
34 .type = QEMU_OPT_NUMBER,
35 .help = "number of sectors (ide disk geometry)",
38 .type = QEMU_OPT_STRING,
39 .help = "chs translation (auto, lba. none)",
42 .type = QEMU_OPT_STRING,
43 .help = "media type (disk, cdrom)",
46 .type = QEMU_OPT_BOOL,
49 .type = QEMU_OPT_STRING,
53 .type = QEMU_OPT_STRING,
54 .help = "host cache usage (none, writeback, writethrough)",
57 .type = QEMU_OPT_STRING,
58 .help = "disk format (raw, qcow2, ...)",
61 .type = QEMU_OPT_STRING,
64 .type = QEMU_OPT_STRING,
67 .type = QEMU_OPT_STRING,
68 .help = "pci address (virtio only)",
74 static QemuOptsList *lists[] = {
79 int qemu_set_option(const char *str)
81 char group[64], id[64], arg[64];
85 rc = sscanf(str, "%63[^.].%63[^.].%63[^=]%n", group, id, arg, &offset);
86 if (rc < 3 || str[offset] != '=') {
87 fprintf(stderr, "can't parse: \"%s\"\n", str);
91 for (i = 0; lists[i] != NULL; i++) {
92 if (strcmp(lists[i]->name, group) == 0)
95 if (lists[i] == NULL) {
96 fprintf(stderr, "there is no option group \"%s\"\n", group);
100 opts = qemu_opts_find(lists[i], id);
102 fprintf(stderr, "there is no %s \"%s\" defined\n",
107 if (-1 == qemu_opt_set(opts, arg, str+offset+1)) {
108 fprintf(stderr, "failed to set \"%s\" for %s \"%s\"\n",
109 arg, lists[i]->name, id);