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How with some assembly support

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This commit is contained in:
Werner Koch 1997-11-26 22:02:28 +00:00
parent a0196dfb18
commit 9479cf7e24
23 changed files with 2497 additions and 178 deletions
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33
g10/compress.c
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@ -27,8 +27,6 @@
#include <errno.h>
#ifdef HAVE_ZLIB_H
#include <zlib.h>
#else
#error You need ZLIB to compile this module
#endif
#include "util.h"
@ -38,6 +36,7 @@
#include "options.h"
#ifdef HAVE_ZLIB_H
static void
init_compress( compress_filter_context_t *zfx, z_stream *zs )
{
@ -163,7 +162,6 @@ do_uncompress( compress_filter_context_t *zfx, z_stream *zs,
return rc;
}
int
compress_filter( void *opaque, int control,
IOBUF a, byte *buf, size_t *ret_len)
@ -228,6 +226,35 @@ compress_filter( void *opaque, int control,
*(char**)buf = "compress_filter";
return rc;
}
#else /* No ZLIB */
int
compress_filter( void *opaque, int control,
IOBUF a, byte *buf, size_t *ret_len)
{
size_t size = *ret_len;
compress_filter_context_t *zfx = opaque;
int c, rc=0;
size_t n;
if( control == IOBUFCTRL_UNDERFLOW ) {
for( n=0; n < size; n++ ) {
if( (c=iobuf_get(a)) == -1 )
break;
buf[n] = c & 0xff;
}
if( !n )
rc = -1;
*ret_len = n;
}
else if( control == IOBUFCTRL_FLUSH ) {
if( iobuf_write( a, buf, size ) )
rc = G10ERR_WRITE_FILE;
}
else if( control == IOBUFCTRL_DESC )
*(char**)buf = "dummy compress_filter";
return rc;
}
#endif /*no ZLIB*/
/****************
* Handle a compressed packet