diff options
Diffstat (limited to 'storage/archive/azio.c')
| -rw-r--r-- | storage/archive/azio.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/storage/archive/azio.c b/storage/archive/azio.c index 916dd8ba59d..c1dd6e6f38c 100644 --- a/storage/archive/azio.c +++ b/storage/archive/azio.c @@ -69,7 +69,8 @@ int az_open (azio_stream *s, const char *path, int Flags, File fd) s->transparent = 0; s->mode = 'r'; s->version = (unsigned char)az_magic[1]; /* this needs to be a define to version */ - s->version = (unsigned char)az_magic[2]; /* minor version */ + s->minor_version= (unsigned char) az_magic[2]; /* minor version */ + s->dirty= AZ_STATE_CLEAN; /* We do our own version of append by nature. @@ -352,10 +353,19 @@ void read_header(azio_stream *s, unsigned char *buffer) s->comment_length= (unsigned int)uint4korr(buffer + AZ_COMMENT_LENGTH_POS); s->dirty= (unsigned int)buffer[AZ_DIRTY_POS]; } - else + else if (buffer[0] == gz_magic[0] && buffer[1] == gz_magic[1]) { - DBUG_ASSERT(buffer[0] == az_magic[0] && buffer[1] == az_magic[1]); - return; + /* + Set version number to previous version (2). + */ + s->version= (unsigned char) 2; + } else { + /* + Unknown version. + Most probably due to a corrupt archive. + */ + s->dirty= AZ_STATE_DIRTY; + s->z_err= Z_VERSION_ERROR; } } |