diff options
Diffstat (limited to 'block/vhdx.c')
| -rw-r--r-- | block/vhdx.c | 56 |
1 files changed, 30 insertions, 26 deletions
diff --git a/block/vhdx.c b/block/vhdx.c index 410c6f9610..e10e78ebfd 100644 --- a/block/vhdx.c +++ b/block/vhdx.c @@ -326,7 +326,7 @@ static int vhdx_write_header(BdrvChild *file, VHDXHeader *hdr, buffer = qemu_blockalign(bs_file, VHDX_HEADER_SIZE); if (read) { /* if true, we can't assume the extra reserved bytes are 0 */ - ret = bdrv_pread(file, offset, buffer, VHDX_HEADER_SIZE); + ret = bdrv_pread(file, offset, VHDX_HEADER_SIZE, buffer, 0); if (ret < 0) { goto exit; } @@ -340,7 +340,7 @@ static int vhdx_write_header(BdrvChild *file, VHDXHeader *hdr, vhdx_header_le_export(hdr, header_le); vhdx_update_checksum(buffer, VHDX_HEADER_SIZE, offsetof(VHDXHeader, checksum)); - ret = bdrv_pwrite_sync(file, offset, header_le, sizeof(VHDXHeader)); + ret = bdrv_pwrite_sync(file, offset, sizeof(VHDXHeader), header_le, 0); exit: qemu_vfree(buffer); @@ -440,8 +440,8 @@ static void vhdx_parse_header(BlockDriverState *bs, BDRVVHDXState *s, /* We have to read the whole VHDX_HEADER_SIZE instead of * sizeof(VHDXHeader), because the checksum is over the whole * region */ - ret = bdrv_pread(bs->file, VHDX_HEADER1_OFFSET, buffer, - VHDX_HEADER_SIZE); + ret = bdrv_pread(bs->file, VHDX_HEADER1_OFFSET, VHDX_HEADER_SIZE, buffer, + 0); if (ret < 0) { goto fail; } @@ -457,8 +457,8 @@ static void vhdx_parse_header(BlockDriverState *bs, BDRVVHDXState *s, } } - ret = bdrv_pread(bs->file, VHDX_HEADER2_OFFSET, buffer, - VHDX_HEADER_SIZE); + ret = bdrv_pread(bs->file, VHDX_HEADER2_OFFSET, VHDX_HEADER_SIZE, buffer, + 0); if (ret < 0) { goto fail; } @@ -531,8 +531,8 @@ static int vhdx_open_region_tables(BlockDriverState *bs, BDRVVHDXState *s) * whole block */ buffer = qemu_blockalign(bs, VHDX_HEADER_BLOCK_SIZE); - ret = bdrv_pread(bs->file, VHDX_REGION_TABLE_OFFSET, buffer, - VHDX_HEADER_BLOCK_SIZE); + ret = bdrv_pread(bs->file, VHDX_REGION_TABLE_OFFSET, + VHDX_HEADER_BLOCK_SIZE, buffer, 0); if (ret < 0) { goto fail; } @@ -644,8 +644,8 @@ static int vhdx_parse_metadata(BlockDriverState *bs, BDRVVHDXState *s) buffer = qemu_blockalign(bs, VHDX_METADATA_TABLE_MAX_SIZE); - ret = bdrv_pread(bs->file, s->metadata_rt.file_offset, buffer, - VHDX_METADATA_TABLE_MAX_SIZE); + ret = bdrv_pread(bs->file, s->metadata_rt.file_offset, + VHDX_METADATA_TABLE_MAX_SIZE, buffer, 0); if (ret < 0) { goto exit; } @@ -750,8 +750,9 @@ static int vhdx_parse_metadata(BlockDriverState *bs, BDRVVHDXState *s) ret = bdrv_pread(bs->file, s->metadata_entries.file_parameters_entry.offset + s->metadata_rt.file_offset, + sizeof(s->params), &s->params, - sizeof(s->params)); + 0); if (ret < 0) { goto exit; @@ -785,24 +786,27 @@ static int vhdx_parse_metadata(BlockDriverState *bs, BDRVVHDXState *s) ret = bdrv_pread(bs->file, s->metadata_entries.virtual_disk_size_entry.offset + s->metadata_rt.file_offset, + sizeof(uint64_t), &s->virtual_disk_size, - sizeof(uint64_t)); + 0); if (ret < 0) { goto exit; } ret = bdrv_pread(bs->file, s->metadata_entries.logical_sector_size_entry.offset + s->metadata_rt.file_offset, + sizeof(uint32_t), &s->logical_sector_size, - sizeof(uint32_t)); + 0); if (ret < 0) { goto exit; } ret = bdrv_pread(bs->file, s->metadata_entries.phys_sector_size_entry.offset + s->metadata_rt.file_offset, + sizeof(uint32_t), &s->physical_sector_size, - sizeof(uint32_t)); + 0); if (ret < 0) { goto exit; } @@ -1010,7 +1014,7 @@ static int vhdx_open(BlockDriverState *bs, QDict *options, int flags, QLIST_INIT(&s->regions); /* validate the file signature */ - ret = bdrv_pread(bs->file, 0, &signature, sizeof(uint64_t)); + ret = bdrv_pread(bs->file, 0, sizeof(uint64_t), &signature, 0); if (ret < 0) { goto fail; } @@ -1069,7 +1073,7 @@ static int vhdx_open(BlockDriverState *bs, QDict *options, int flags, goto fail; } - ret = bdrv_pread(bs->file, s->bat_offset, s->bat, s->bat_rt.length); + ret = bdrv_pread(bs->file, s->bat_offset, s->bat_rt.length, s->bat, 0); if (ret < 0) { goto fail; } @@ -1661,13 +1665,13 @@ static int vhdx_create_new_metadata(BlockBackend *blk, VHDX_META_FLAGS_IS_VIRTUAL_DISK; vhdx_metadata_entry_le_export(&md_table_entry[4]); - ret = blk_pwrite(blk, metadata_offset, buffer, VHDX_HEADER_BLOCK_SIZE, 0); + ret = blk_pwrite(blk, metadata_offset, VHDX_HEADER_BLOCK_SIZE, buffer, 0); if (ret < 0) { goto exit; } - ret = blk_pwrite(blk, metadata_offset + (64 * KiB), entry_buffer, - VHDX_METADATA_ENTRY_BUFFER_SIZE, 0); + ret = blk_pwrite(blk, metadata_offset + (64 * KiB), + VHDX_METADATA_ENTRY_BUFFER_SIZE, entry_buffer, 0); if (ret < 0) { goto exit; } @@ -1752,7 +1756,7 @@ static int vhdx_create_bat(BlockBackend *blk, BDRVVHDXState *s, s->bat[sinfo.bat_idx] = cpu_to_le64(s->bat[sinfo.bat_idx]); sector_num += s->sectors_per_block; } - ret = blk_pwrite(blk, file_offset, s->bat, length, 0); + ret = blk_pwrite(blk, file_offset, length, s->bat, 0); if (ret < 0) { error_setg_errno(errp, -ret, "Failed to write the BAT"); goto exit; @@ -1856,15 +1860,15 @@ static int vhdx_create_new_region_table(BlockBackend *blk, } /* Now write out the region headers to disk */ - ret = blk_pwrite(blk, VHDX_REGION_TABLE_OFFSET, buffer, - VHDX_HEADER_BLOCK_SIZE, 0); + ret = blk_pwrite(blk, VHDX_REGION_TABLE_OFFSET, VHDX_HEADER_BLOCK_SIZE, + buffer, 0); if (ret < 0) { error_setg_errno(errp, -ret, "Failed to write first region table"); goto exit; } - ret = blk_pwrite(blk, VHDX_REGION_TABLE2_OFFSET, buffer, - VHDX_HEADER_BLOCK_SIZE, 0); + ret = blk_pwrite(blk, VHDX_REGION_TABLE2_OFFSET, VHDX_HEADER_BLOCK_SIZE, + buffer, 0); if (ret < 0) { error_setg_errno(errp, -ret, "Failed to write second region table"); goto exit; @@ -2008,7 +2012,7 @@ static int coroutine_fn vhdx_co_create(BlockdevCreateOptions *opts, creator = g_utf8_to_utf16("QEMU v" QEMU_VERSION, -1, NULL, &creator_items, NULL); signature = cpu_to_le64(VHDX_FILE_SIGNATURE); - ret = blk_pwrite(blk, VHDX_FILE_ID_OFFSET, &signature, sizeof(signature), + ret = blk_pwrite(blk, VHDX_FILE_ID_OFFSET, sizeof(signature), &signature, 0); if (ret < 0) { error_setg_errno(errp, -ret, "Failed to write file signature"); @@ -2016,7 +2020,7 @@ static int coroutine_fn vhdx_co_create(BlockdevCreateOptions *opts, } if (creator) { ret = blk_pwrite(blk, VHDX_FILE_ID_OFFSET + sizeof(signature), - creator, creator_items * sizeof(gunichar2), 0); + creator_items * sizeof(gunichar2), creator, 0); if (ret < 0) { error_setg_errno(errp, -ret, "Failed to write creator field"); goto delete_and_exit; 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