diff options
| -rw-r--r-- | mtdutils/mtdutils.c | 7 | ||||
| -rw-r--r-- | mtdutils/mtdutils.h | 1 |
2 files changed, 8 insertions, 0 deletions
diff --git a/mtdutils/mtdutils.c b/mtdutils/mtdutils.c index c913a19..d16f44e 100644 --- a/mtdutils/mtdutils.c +++ b/mtdutils/mtdutils.c @@ -279,6 +279,12 @@ MtdReadContext *mtd_read_partition(const MtdPartition *partition) return ctx; } +// Seeks to a location in the partition. Don't mix with reads of +// anything other than whole blocks; unpredictable things will result. +void mtd_read_skip_to(const MtdReadContext* ctx, size_t offset) { + lseek64(ctx->fd, offset, SEEK_SET); +} + static int read_block(const MtdPartition *partition, int fd, char *data) { struct mtd_ecc_stats before, after; @@ -449,6 +455,7 @@ static int write_block(MtdWriteContext *ctx, const char *data) if (retry > 0) { fprintf(stderr, "mtd: wrote block after %d retries\n", retry); } + fprintf(stderr, "mtd: successfully wrote block at %x\n", pos); return 0; // Success! } diff --git a/mtdutils/mtdutils.h b/mtdutils/mtdutils.h index 528a5bb..45d3ebc 100644 --- a/mtdutils/mtdutils.h +++ b/mtdutils/mtdutils.h @@ -45,6 +45,7 @@ typedef struct MtdWriteContext MtdWriteContext; MtdReadContext *mtd_read_partition(const MtdPartition *); ssize_t mtd_read_data(MtdReadContext *, char *data, size_t data_len); void mtd_read_close(MtdReadContext *); +void mtd_read_skip_to(const MtdReadContext *, size_t offset); MtdWriteContext *mtd_write_partition(const MtdPartition *); ssize_t mtd_write_data(MtdWriteContext *, const char *data, size_t data_len); |