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author | Doug Zongker <dougz@android.com> | 2010-09-14 14:25:48 -0700 |
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committer | Doug Zongker <dougz@android.com> | 2010-09-14 15:28:54 -0700 |
commit | d12560aa2134d3af21a1220cd4873553f9c51743 (patch) | |
tree | 8cba0a1bae2a5152066817326122c3245f731ab9 /mtdutils/mtdutils.c | |
parent | 61ba7a83ef46494689801ddaad569d7d174153b1 (diff) | |
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add the ability to seek to a raw location while reading MTD partition
Change-Id: Id1563ca667c50e61cf1bb15d2cf783a50937eece
Diffstat (limited to 'mtdutils/mtdutils.c')
-rw-r--r-- | mtdutils/mtdutils.c | 7 |
1 files changed, 7 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! } |