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better prime number generator. improved ELG key generation

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This commit is contained in:
Werner Koch 1997-12-19 11:41:47 +00:00
parent 15426c6d96
commit ee8d92fefa
22 changed files with 1225 additions and 623 deletions
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28
util/iobuf.c
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@ -400,6 +400,32 @@ iobuf_append( const char *fname )
return a;
}
IOBUF
iobuf_openrw( const char *fname )
{
IOBUF a;
FILE *fp;
file_filter_ctx_t *fcx;
size_t len;
if( !fname )
return NULL;
else if( !(fp = fopen(fname, "r+b")) )
return NULL;
a = iobuf_alloc(2, 8192 );
fcx = m_alloc( sizeof *fcx + strlen(fname) );
fcx->fp = fp;
strcpy(fcx->fname, fname );
a->filter = file_filter;
a->filter_ov = fcx;
file_filter( fcx, IOBUFCTRL_DESC, NULL, (byte*)&a->desc, &len );
file_filter( fcx, IOBUFCTRL_INIT, NULL, NULL, &len );
if( DBG_IOBUF )
log_debug("iobuf-%d.%d: openrw '%s'\n", a->no, a->subno, a->desc );
return a;
}
/****************
* Register an i/o filter.
*/
@ -754,7 +780,7 @@ iobuf_seek( IOBUF a, ulong newpos )
log_error("can't seek to %lu: %s\n", newpos, strerror(errno) );
return -1;
}
a->ntotal = newpos;
/* FIXME: flush all buffers (and remove filters?)*/
return 0;