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* iobuf.c (block_filter): Removed the assert, so that one can pass 

the first character of a message and use the block filter for
non partial length encoded packets.
This commit is contained in:
Werner Koch 2002-08-30 16:37:09 +00:00
parent 2b95cb78b5
commit c6178bdb69
2 changed files with 15 additions and 13 deletions
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6
util/ChangeLog
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@ -1,3 +1,9 @@
2002-08-30 Werner Koch <wk@gnupg.org>
* iobuf.c (block_filter): Removed the assert, so that one can pass
the first character of a message and use the block filter for
non partial length encoded packets.
2002-08-06 Stefan Bellon <sbellon@sbellon.de>
* ttyio.c [__riscos__]: Moved low-level RISC OS stuff to riscos.c.

22
util/iobuf.c
View File

@ -619,7 +619,6 @@ block_filter(void *opaque, int control, IOBUF chain, byte *buf, size_t *ret_len)
if( a->first_c ) {
c = a->first_c;
a->first_c = 0;
assert( c >= 224 && c < 255 );
}
else if( (c = iobuf_get(chain)) == -1 ) {
log_error("block_filter: 1st length byte missing\n");
@ -1472,7 +1471,7 @@ underflow(IOBUF a)
return -1; /* EOF because a temp buffer can't do an underflow */
if( a->filter_eof ) {
if( a->chain && a->filter_eof == 1 ) {
if( a->chain ) {
IOBUF b = a->chain;
if( DBG_IOBUF )
log_debug("iobuf-%d.%d: pop `%s' in underflow\n",
@ -1484,7 +1483,7 @@ underflow(IOBUF a)
print_chain(a);
}
else
a->filter_eof = 0;
a->filter_eof = 0; /* for the top level filter */
if( DBG_IOBUF )
log_debug("iobuf-%d.%d: underflow: eof (due to filter eof)\n",
a->no, a->subno );
@ -1512,18 +1511,16 @@ underflow(IOBUF a)
if( a->filter ) {
len = a->d.size;
if( DBG_IOBUF )
log_debug("iobuf-%d.%d: underflow: req=%lu\n",
a->no, a->subno, (ulong)len );
rc = a->filter( a->filter_ov, IOBUFCTRL_UNDERFLOW, a->chain,
a->d.buf, &len );
if( DBG_IOBUF ) {
log_debug("iobuf-%d.%d: underflow: req=%lu got=%lu rc=%d\n",
a->no, a->subno, (ulong)a->d.size, (ulong)len, rc );
#if 0
if( a->no == 7 ) {
print_string(stderr, a->d.buf, len, 0 );
putc('\n', stderr );
}
#endif
log_debug("iobuf-%d.%d: underflow: got=%lu rc=%d\n",
a->no, a->subno, (ulong)len, rc );
/* if( a->no == 1 ) */
/* log_hexdump (" data:", a->d.buf, len); */
}
if( a->use == 1 && rc == -1 ) { /* EOF: we can remove the filter */
size_t dummy_len=0;
@ -1545,7 +1542,6 @@ underflow(IOBUF a)
if( DBG_IOBUF )
log_debug("iobuf-%d.%d: pop `%s' in underflow (!len)\n",
a->no, a->subno, a->desc );
print_chain(a);
m_free(a->d.buf);
m_free(a->real_fname);
memcpy(a,b, sizeof *a);