diff options
Diffstat (limited to 'block-vmdk.c')
| -rw-r--r-- | block-vmdk.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/block-vmdk.c b/block-vmdk.c index 35b6646d47..197fb5a620 100644 --- a/block-vmdk.c +++ b/block-vmdk.c @@ -1,9 +1,9 @@ /* * Block driver for the VMDK format - * + * * Copyright (c) 2004 Fabrice Bellard * Copyright (c) 2005 Filip Navara - * + * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights @@ -110,16 +110,16 @@ static int vmdk_probe(const uint8_t *buf, int buf_size, const char *filename) #define CHECK_CID 1 -#define SECTOR_SIZE 512 +#define SECTOR_SIZE 512 #define DESC_SIZE 20*SECTOR_SIZE // 20 sectors of 512 bytes each -#define HEADER_SIZE 512 // first sector of 512 bytes +#define HEADER_SIZE 512 // first sector of 512 bytes static uint32_t vmdk_read_cid(BlockDriverState *bs, int parent) { BDRVVmdkState *s = bs->opaque; char desc[DESC_SIZE]; uint32_t cid; - char *p_name, *cid_str; + char *p_name, *cid_str; size_t cid_str_size; /* the descriptor offset = 0x200 */ @@ -187,7 +187,7 @@ static int vmdk_snapshot_create(const char *filename, const char *backing_file) { int snp_fd, p_fd; uint32_t p_cid; - char *p_name, *gd_buf, *rgd_buf; + char *p_name, *gd_buf, *rgd_buf; const char *real_filename, *temp_str; VMDK4Header header; uint32_t gde_entries, gd_size; @@ -271,7 +271,7 @@ static int vmdk_snapshot_create(const char *filename, const char *backing_file) gt_size = (int64_t)header.num_gtes_per_gte * header.granularity * SECTOR_SIZE; if (!gt_size) goto fail; - gde_entries = (uint32_t)(capacity / gt_size); // number of gde/rgde + gde_entries = (uint32_t)(capacity / gt_size); // number of gde/rgde gd_size = gde_entries * sizeof(uint32_t); /* write RGD */ @@ -308,7 +308,7 @@ static int vmdk_snapshot_create(const char *filename, const char *backing_file) fail_gd: qemu_free(gd_buf); - fail_rgd: + fail_rgd: qemu_free(rgd_buf); fail: close(p_fd); @@ -326,7 +326,7 @@ int parent_open = 0; static int vmdk_parent_open(BlockDriverState *bs, const char * filename) { BDRVVmdkState *s = bs->opaque; - char *p_name; + char *p_name; char desc[DESC_SIZE]; char parent_img_name[1024]; @@ -341,7 +341,7 @@ static int vmdk_parent_open(BlockDriverState *bs, const char * filename) p_name += sizeof("parentFileNameHint") + 1; if ((end_name = strchr(p_name,'\"')) == 0) return -1; - + strncpy(s->hd->backing_file, p_name, end_name - p_name); if (stat(s->hd->backing_file, &file_buf) != 0) { path_combine(parent_img_name, sizeof(parent_img_name), @@ -406,7 +406,7 @@ static int vmdk_open(BlockDriverState *bs, const char *filename, int flags) s->l1_entry_sectors = s->l2_size * s->cluster_sectors; if (s->l1_entry_sectors <= 0) goto fail; - s->l1_size = (bs->total_sectors + s->l1_entry_sectors - 1) + s->l1_size = (bs->total_sectors + s->l1_entry_sectors - 1) / s->l1_entry_sectors; s->l1_table_offset = le64_to_cpu(header.rgd_offset) << 9; s->l1_backup_table_offset = le64_to_cpu(header.gd_offset) << 9; @@ -552,7 +552,7 @@ static uint64_t get_cluster_offset(BlockDriverState *bs, VmdkMetaData *m_data, } } l2_table = s->l2_cache + (min_index * s->l2_size); - if (bdrv_pread(s->hd, (int64_t)l2_offset * 512, l2_table, s->l2_size * sizeof(uint32_t)) != + if (bdrv_pread(s->hd, (int64_t)l2_offset * 512, l2_table, s->l2_size * sizeof(uint32_t)) != s->l2_size * sizeof(uint32_t)) return 0; @@ -597,7 +597,7 @@ static uint64_t get_cluster_offset(BlockDriverState *bs, VmdkMetaData *m_data, return cluster_offset; } -static int vmdk_is_allocated(BlockDriverState *bs, int64_t sector_num, +static int vmdk_is_allocated(BlockDriverState *bs, int64_t sector_num, int nb_sectors, int *pnum) { BDRVVmdkState *s = bs->opaque; @@ -613,7 +613,7 @@ static int vmdk_is_allocated(BlockDriverState *bs, int64_t sector_num, return (cluster_offset != 0); } -static int vmdk_read(BlockDriverState *bs, int64_t sector_num, +static int vmdk_read(BlockDriverState *bs, int64_t sector_num, uint8_t *buf, int nb_sectors) { BDRVVmdkState *s = bs->opaque; @@ -648,7 +648,7 @@ static int vmdk_read(BlockDriverState *bs, int64_t sector_num, return 0; } -static int vmdk_write(BlockDriverState *bs, int64_t sector_num, +static int vmdk_write(BlockDriverState *bs, int64_t sector_num, const uint8_t *buf, int nb_sectors) { BDRVVmdkState *s = bs->opaque; @@ -761,8 +761,8 @@ static int vmdk_create(const char *filename, int64_t total_size, header.check_bytes[1] = 0x20; header.check_bytes[2] = 0xd; header.check_bytes[3] = 0xa; - - /* write all the data */ + + /* write all the data */ write(fd, &magic, sizeof(magic)); write(fd, &header, sizeof(header)); @@ -773,7 +773,7 @@ static int vmdk_create(const char *filename, int64_t total_size, for (i = 0, tmp = header.rgd_offset + gd_size; i < gt_count; i++, tmp += gt_size) write(fd, &tmp, sizeof(tmp)); - + /* write backup grain directory */ lseek(fd, le64_to_cpu(header.gd_offset) << 9, SEEK_SET); for (i = 0, tmp = header.gd_offset + gd_size; |