diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/vpc.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/block/vpc.c b/block/vpc.c index db61274332..b5dca3961e 100644 --- a/block/vpc.c +++ b/block/vpc.c @@ -46,7 +46,7 @@ enum vhd_type { #define VHD_TIMESTAMP_BASE 946684800 // always big-endian -struct vhd_footer { +typedef struct vhd_footer { char creator[8]; // "conectix" uint32_t features; uint32_t version; @@ -79,9 +79,9 @@ struct vhd_footer { uint8_t uuid[16]; uint8_t in_saved_state; -}; +} QEMU_PACKED VHDFooter; -struct vhd_dyndisk_header { +typedef struct vhd_dyndisk_header { char magic[8]; // "cxsparse" // Offset of next header structure, 0xFFFFFFFF if none @@ -111,7 +111,7 @@ struct vhd_dyndisk_header { uint32_t reserved; uint64_t data_offset; } parent_locator[8]; -}; +} QEMU_PACKED VHDDynDiskHeader; typedef struct BDRVVPCState { CoMutex lock; @@ -160,8 +160,8 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags, { BDRVVPCState *s = bs->opaque; int i; - struct vhd_footer* footer; - struct vhd_dyndisk_header* dyndisk_header; + VHDFooter *footer; + VHDDynDiskHeader *dyndisk_header; uint8_t buf[HEADER_SIZE]; uint32_t checksum; int disk_type = VHD_DYNAMIC; @@ -172,7 +172,7 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags, goto fail; } - footer = (struct vhd_footer*) s->footer_buf; + footer = (VHDFooter *) s->footer_buf; if (strncmp(footer->creator, "conectix", 8)) { int64_t offset = bdrv_getlength(bs->file); if (offset < 0) { @@ -224,7 +224,7 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags, goto fail; } - dyndisk_header = (struct vhd_dyndisk_header *) buf; + dyndisk_header = (VHDDynDiskHeader *) buf; if (strncmp(dyndisk_header->magic, "cxsparse", 8)) { ret = -EINVAL; @@ -446,7 +446,7 @@ static int vpc_read(BlockDriverState *bs, int64_t sector_num, int ret; int64_t offset; int64_t sectors, sectors_per_block; - struct vhd_footer *footer = (struct vhd_footer *) s->footer_buf; + VHDFooter *footer = (VHDFooter *) s->footer_buf; if (cpu_to_be32(footer->type) == VHD_FIXED) { return bdrv_read(bs->file, sector_num, buf, nb_sectors); @@ -495,7 +495,7 @@ static int vpc_write(BlockDriverState *bs, int64_t sector_num, int64_t offset; int64_t sectors, sectors_per_block; int ret; - struct vhd_footer *footer = (struct vhd_footer *) s->footer_buf; + VHDFooter *footer = (VHDFooter *) s->footer_buf; if (cpu_to_be32(footer->type) == VHD_FIXED) { return bdrv_write(bs->file, sector_num, buf, nb_sectors); @@ -597,8 +597,8 @@ static int calculate_geometry(int64_t total_sectors, uint16_t* cyls, static int create_dynamic_disk(int fd, uint8_t *buf, int64_t total_sectors) { - struct vhd_dyndisk_header* dyndisk_header = - (struct vhd_dyndisk_header*) buf; + VHDDynDiskHeader *dyndisk_header = + (VHDDynDiskHeader *) buf; size_t block_size, num_bat_entries; int i; int ret = -EIO; @@ -688,7 +688,7 @@ static int vpc_create(const char *filename, QEMUOptionParameter *options, Error **errp) { uint8_t buf[1024]; - struct vhd_footer *footer = (struct vhd_footer *) buf; + VHDFooter *footer = (VHDFooter *) buf; QEMUOptionParameter *disk_type_param; int fd, i; uint16_t cyls = 0; @@ -791,7 +791,7 @@ static int vpc_create(const char *filename, QEMUOptionParameter *options, static int vpc_has_zero_init(BlockDriverState *bs) { BDRVVPCState *s = bs->opaque; - struct vhd_footer *footer = (struct vhd_footer *) s->footer_buf; + VHDFooter *footer = (VHDFooter *) s->footer_buf; if (cpu_to_be32(footer->type) == VHD_FIXED) { return bdrv_has_zero_init(bs->file); |