X-Git-Url: https://git.brokenzipper.com/gitweb?a=blobdiff_plain;f=src%2Fxheader.c;h=1f1b190d0cc5eca9b47fb3c57b8c9f138e619b81;hb=eada0a9b35a9324daaf0efa8443646e28d5f9bb5;hp=3926a7f81ad2601437cec8afe6dbc9a1e1653786;hpb=3f998f69b9d3899e144323c322f8567237201cb1;p=chaz%2Ftar diff --git a/src/xheader.c b/src/xheader.c index 3926a7f..1f1b190 100644 --- a/src/xheader.c +++ b/src/xheader.c @@ -107,7 +107,7 @@ decode_record (char **p, struct tar_stat_info *st) void xheader_decode (struct tar_stat_info *st) { - char *p = extended_header.buffer; + char *p = extended_header.buffer + BLOCKSIZE; char *endp = &extended_header.buffer[extended_header.size-1]; while (p < endp) @@ -136,29 +136,31 @@ xheader_store (char const *keyword, struct tar_stat_info const *st) void xheader_read (union block *p, size_t size) { - size_t i, j; + size_t j = 0; size_t nblocks; free (extended_header.buffer); + size += BLOCKSIZE; extended_header.size = size; nblocks = (size + BLOCKSIZE - 1) / BLOCKSIZE; extended_header.buffer = xmalloc (size + 1); - set_next_block_after (p); - for (i = j = 0; i < nblocks; i++) + do { - size_t len; + size_t len = size; - p = find_next_block (); - len = size; if (len > BLOCKSIZE) len = BLOCKSIZE; + memcpy (&extended_header.buffer[j], p->buffer, len); set_next_block_after (p); + p = find_next_block (); + j += len; size -= len; } + while (size > 0); } static size_t