root / fsdev / qemu-fsdev.c @ 9f506893
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/*
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* Virtio 9p
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*
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* Copyright IBM, Corp. 2010
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*
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* Authors:
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* Gautham R Shenoy <ego@in.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2. See
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* the COPYING file in the top-level directory.
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*
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*/
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#include <stdio.h> |
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#include <string.h> |
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#include "qemu-fsdev.h" |
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#include "qemu-queue.h" |
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#include "osdep.h" |
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#include "qemu-common.h" |
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#include "qemu-config.h" |
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static QTAILQ_HEAD(FsTypeEntry_head, FsTypeListEntry) fstype_entries =
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QTAILQ_HEAD_INITIALIZER(fstype_entries); |
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static FsTypeTable FsTypes[] = {
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{ .name = "local", .ops = &local_ops},
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}; |
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int qemu_fsdev_add(QemuOpts *opts)
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{ |
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struct FsTypeListEntry *fsle;
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int i;
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const char *fsdev_id = qemu_opts_id(opts); |
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const char *fstype = qemu_opt_get(opts, "fstype"); |
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const char *path = qemu_opt_get(opts, "path"); |
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const char *sec_model = qemu_opt_get(opts, "security_model"); |
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if (!fsdev_id) {
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fprintf(stderr, "fsdev: No id specified\n");
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return -1; |
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} |
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if (fstype) {
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for (i = 0; i < ARRAY_SIZE(FsTypes); i++) { |
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if (strcmp(FsTypes[i].name, fstype) == 0) { |
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break;
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} |
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} |
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if (i == ARRAY_SIZE(FsTypes)) {
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fprintf(stderr, "fsdev: fstype %s not found\n", fstype);
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return -1; |
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} |
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} else {
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fprintf(stderr, "fsdev: No fstype specified\n");
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return -1; |
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} |
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if (!sec_model) {
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fprintf(stderr, "fsdev: No security_model specified.\n");
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return -1; |
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} |
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if (!path) {
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fprintf(stderr, "fsdev: No path specified.\n");
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return -1; |
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} |
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fsle = qemu_malloc(sizeof(*fsle));
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fsle->fse.fsdev_id = qemu_strdup(fsdev_id); |
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fsle->fse.path = qemu_strdup(path); |
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fsle->fse.security_model = qemu_strdup(sec_model); |
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fsle->fse.ops = FsTypes[i].ops; |
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QTAILQ_INSERT_TAIL(&fstype_entries, fsle, next); |
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return 0; |
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} |
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FsTypeEntry *get_fsdev_fsentry(char *id)
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{ |
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if (id) {
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struct FsTypeListEntry *fsle;
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QTAILQ_FOREACH(fsle, &fstype_entries, next) { |
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if (strcmp(fsle->fse.fsdev_id, id) == 0) { |
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return &fsle->fse;
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} |
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} |
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} |
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return NULL; |
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} |
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static void fsdev_register_config(void) |
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{ |
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qemu_add_opts(&qemu_fsdev_opts); |
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qemu_add_opts(&qemu_virtfs_opts); |
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} |
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machine_init(fsdev_register_config); |
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