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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:35 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:35 -0800 |
commit | f721e3ac031f892af46f255a47d7f54a91317b30 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /block.h | |
parent | bae1bc39312d5019bd9a5b8d840a529213a69a17 (diff) | |
download | external_qemu-f721e3ac031f892af46f255a47d7f54a91317b30.zip external_qemu-f721e3ac031f892af46f255a47d7f54a91317b30.tar.gz external_qemu-f721e3ac031f892af46f255a47d7f54a91317b30.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'block.h')
-rw-r--r-- | block.h | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/block.h b/block.h deleted file mode 100644 index d774a2e..0000000 --- a/block.h +++ /dev/null @@ -1,158 +0,0 @@ -#ifndef BLOCK_H -#define BLOCK_H - -/* block.c */ -typedef struct BlockDriver BlockDriver; - -extern BlockDriver bdrv_raw; -extern BlockDriver bdrv_host_device; -extern BlockDriver bdrv_cow; -extern BlockDriver bdrv_qcow; -extern BlockDriver bdrv_vmdk; -extern BlockDriver bdrv_cloop; -extern BlockDriver bdrv_dmg; -extern BlockDriver bdrv_bochs; -extern BlockDriver bdrv_vpc; -extern BlockDriver bdrv_vvfat; -extern BlockDriver bdrv_qcow2; -extern BlockDriver bdrv_parallels; -extern BlockDriver bdrv_nbd; - -typedef struct BlockDriverInfo { - /* in bytes, 0 if irrelevant */ - int cluster_size; - /* offset at which the VM state can be saved (0 if not possible) */ - int64_t vm_state_offset; -} BlockDriverInfo; - -typedef struct QEMUSnapshotInfo { - char id_str[128]; /* unique snapshot id */ - /* the following fields are informative. They are not needed for - the consistency of the snapshot */ - char name[256]; /* user choosen name */ - uint32_t vm_state_size; /* VM state info size */ - uint32_t date_sec; /* UTC date of the snapshot */ - uint32_t date_nsec; - uint64_t vm_clock_nsec; /* VM clock relative to boot */ -} QEMUSnapshotInfo; - -#define BDRV_O_RDONLY 0x0000 -#define BDRV_O_RDWR 0x0002 -#define BDRV_O_ACCESS 0x0003 -#define BDRV_O_CREAT 0x0004 /* create an empty file */ -#define BDRV_O_SNAPSHOT 0x0008 /* open the file read only and save writes in a snapshot */ -#define BDRV_O_FILE 0x0010 /* open as a raw file (do not try to - use a disk image format on top of - it (default for - bdrv_file_open()) */ -#define BDRV_O_DIRECT 0x0020 - -void bdrv_info(void); -void bdrv_info_stats(void); - -void bdrv_init(void); -BlockDriver *bdrv_find_format(const char *format_name); -int bdrv_create(BlockDriver *drv, - const char *filename, int64_t size_in_sectors, - const char *backing_file, int flags); -BlockDriverState *bdrv_new(const char *device_name); -void bdrv_delete(BlockDriverState *bs); -int bdrv_file_open(BlockDriverState **pbs, const char *filename, int flags); -int bdrv_open(BlockDriverState *bs, const char *filename, int flags); -int bdrv_open2(BlockDriverState *bs, const char *filename, int flags, - BlockDriver *drv); -void bdrv_close(BlockDriverState *bs); -int bdrv_read(BlockDriverState *bs, int64_t sector_num, - uint8_t *buf, int nb_sectors); -int bdrv_write(BlockDriverState *bs, int64_t sector_num, - const uint8_t *buf, int nb_sectors); -int bdrv_pread(BlockDriverState *bs, int64_t offset, - void *buf, int count); -int bdrv_pwrite(BlockDriverState *bs, int64_t offset, - const void *buf, int count); -int bdrv_truncate(BlockDriverState *bs, int64_t offset); -int64_t bdrv_getlength(BlockDriverState *bs); -void bdrv_get_geometry(BlockDriverState *bs, uint64_t *nb_sectors_ptr); -int bdrv_commit(BlockDriverState *bs); -void bdrv_set_boot_sector(BlockDriverState *bs, const uint8_t *data, int size); -/* async block I/O */ -typedef struct BlockDriverAIOCB BlockDriverAIOCB; -typedef void BlockDriverCompletionFunc(void *opaque, int ret); - -BlockDriverAIOCB *bdrv_aio_read(BlockDriverState *bs, int64_t sector_num, - uint8_t *buf, int nb_sectors, - BlockDriverCompletionFunc *cb, void *opaque); -BlockDriverAIOCB *bdrv_aio_write(BlockDriverState *bs, int64_t sector_num, - const uint8_t *buf, int nb_sectors, - BlockDriverCompletionFunc *cb, void *opaque); -void bdrv_aio_cancel(BlockDriverAIOCB *acb); - -void qemu_aio_init(void); -void qemu_aio_flush(void); -void qemu_aio_wait(void); - -int qemu_key_check(BlockDriverState *bs, const char *name); - -/* Ensure contents are flushed to disk. */ -void bdrv_flush(BlockDriverState *bs); -int bdrv_is_allocated(BlockDriverState *bs, int64_t sector_num, int nb_sectors, - int *pnum); - -#define BDRV_TYPE_HD 0 -#define BDRV_TYPE_CDROM 1 -#define BDRV_TYPE_FLOPPY 2 -#define BIOS_ATA_TRANSLATION_AUTO 0 -#define BIOS_ATA_TRANSLATION_NONE 1 -#define BIOS_ATA_TRANSLATION_LBA 2 -#define BIOS_ATA_TRANSLATION_LARGE 3 -#define BIOS_ATA_TRANSLATION_RECHS 4 - -void bdrv_set_geometry_hint(BlockDriverState *bs, - int cyls, int heads, int secs); -void bdrv_set_type_hint(BlockDriverState *bs, int type); -void bdrv_set_translation_hint(BlockDriverState *bs, int translation); -void bdrv_get_geometry_hint(BlockDriverState *bs, - int *pcyls, int *pheads, int *psecs); -int bdrv_get_type_hint(BlockDriverState *bs); -int bdrv_get_translation_hint(BlockDriverState *bs); -int bdrv_is_removable(BlockDriverState *bs); -int bdrv_is_read_only(BlockDriverState *bs); -int bdrv_is_sg(BlockDriverState *bs); -int bdrv_is_inserted(BlockDriverState *bs); -int bdrv_media_changed(BlockDriverState *bs); -int bdrv_is_locked(BlockDriverState *bs); -void bdrv_set_locked(BlockDriverState *bs, int locked); -void bdrv_eject(BlockDriverState *bs, int eject_flag); -void bdrv_set_change_cb(BlockDriverState *bs, - void (*change_cb)(void *opaque), void *opaque); -void bdrv_get_format(BlockDriverState *bs, char *buf, int buf_size); -BlockDriverState *bdrv_find(const char *name); -void bdrv_iterate(void (*it)(void *opaque, const char *name), void *opaque); -int bdrv_is_encrypted(BlockDriverState *bs); -int bdrv_set_key(BlockDriverState *bs, const char *key); -void bdrv_iterate_format(void (*it)(void *opaque, const char *name), - void *opaque); -const char *bdrv_get_device_name(BlockDriverState *bs); -int bdrv_write_compressed(BlockDriverState *bs, int64_t sector_num, - const uint8_t *buf, int nb_sectors); -int bdrv_get_info(BlockDriverState *bs, BlockDriverInfo *bdi); - -void bdrv_get_backing_filename(BlockDriverState *bs, - char *filename, int filename_size); -int bdrv_snapshot_create(BlockDriverState *bs, - QEMUSnapshotInfo *sn_info); -int bdrv_snapshot_goto(BlockDriverState *bs, - const char *snapshot_id); -int bdrv_snapshot_delete(BlockDriverState *bs, const char *snapshot_id); -int bdrv_snapshot_list(BlockDriverState *bs, - QEMUSnapshotInfo **psn_info); -char *bdrv_snapshot_dump(char *buf, int buf_size, QEMUSnapshotInfo *sn); -int bdrv_ioctl(BlockDriverState *bs, unsigned long int req, void *buf); - -char *get_human_readable_size(char *buf, int buf_size, int64_t size); -int path_is_absolute(const char *path); -void path_combine(char *dest, int dest_size, - const char *base_path, - const char *filename); - -#endif |