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added option file handling

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This commit is contained in:
Werner Koch 1997-12-12 12:03:58 +00:00
parent 935965049d
commit 68ea0f4353
38 changed files with 2772 additions and 551 deletions
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71
util/iobuf.c
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@ -271,7 +271,6 @@ iobuf_close( IOBUF a )
if( a->filter && (rc = a->filter(a->filter_ov, IOBUFCTRL_FREE,
a->chain, NULL, &dummy_len)) )
log_error("IOBUFCTRL_FREE failed on close: %s\n", g10_errstr(rc) );
m_free(a->recorder.buf);
m_free(a->d.buf);
m_free(a);
}
@ -406,9 +405,8 @@ iobuf_push_filter( IOBUF a,
a->d.start = 0;
}
/* disable nlimit for the new stream */
a->ntotal = b->ntotal + b->nbytes;
a->nlimit = a->nbytes = 0;
/* disable recorder for the original stream */
b->recorder.buf = NULL;
/* make a link from the new stream to the original stream */
a->chain = b;
a->opaque = b->opaque;
@ -601,14 +599,6 @@ iobuf_readbyte(IOBUF a)
return -1; /* EOF */
a->nbytes++;
if( a->recorder.buf ) {
if( a->recorder.len >= a->recorder.size ) {
a->recorder.size += 500;
a->recorder.buf = m_realloc( a->recorder.buf, a->recorder.size );
}
((byte*)a->recorder.buf)[a->recorder.len++] = c;
}
return c;
}
@ -678,47 +668,12 @@ void
iobuf_set_limit( IOBUF a, unsigned long nlimit )
{
a->nlimit = nlimit;
a->ntotal += a->nbytes;
a->nbytes = 0;
}
void
iobuf_start_recorder( IOBUF a )
{
m_free(a->recorder.buf);
a->recorder.size = 500;
a->recorder.buf = m_alloc(a->recorder.size);
a->recorder.len = 0;
}
void
iobuf_push_recorder( IOBUF a, int c )
{
if( a->recorder.buf ) {
if( a->recorder.len >= a->recorder.size ) {
a->recorder.size += 500;
a->recorder.buf = m_realloc( a->recorder.buf, a->recorder.size );
}
((byte*)a->recorder.buf)[a->recorder.len++] = c;
}
}
char *
iobuf_stop_recorder( IOBUF a, size_t *n )
{
char *p;
if( !a->recorder.buf )
log_bug("iobuf_recorder not started\n");
p = a->recorder.buf;
if( n )
*n = a->recorder.len;
a->recorder.buf = NULL;
return p;
}
/****************
* Return the length of an open file
*/
@ -741,6 +696,28 @@ iobuf_get_filelength( IOBUF a )
return 0;
}
/****************
* Tell the file position, where the next read will take place
*/
ulong
iobuf_tell( IOBUF a )
{
return a->ntotal + a->nbytes;
}
int
iobuf_seek( IOBUF a, ulong newpos )
{
return -1;
}
/****************
* Retrieve the filename
*/