Rizin
unix-like reverse engineering framework and cli tools
nonrandomopen.c
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1 /*
2  nonrandomopen.c -- override zip_secure_random
3 
4  Copyright (C) 2017-2021 Dieter Baron and Thomas Klausner
5 
6  This file is part of ckmame, a program to check rom sets for MAME.
7  The authors can be contacted at <ckmame@nih.at>
8 
9  Redistribution and use in source and binary forms, with or without
10  modification, are permitted provided that the following conditions
11  are met:
12  1. Redistributions of source code must retain the above copyright
13  notice, this list of conditions and the following disclaimer.
14  2. Redistributions in binary form must reproduce the above copyright
15  notice, this list of conditions and the following disclaimer in
16  the documentation and/or other materials provided with the
17  distribution.
18  3. The name of the author may not be used to endorse or promote
19  products derived from this software without specific prior
20  written permission.
21 
22  THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
23  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
26  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
28  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
30  IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
31  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
32  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 */
34 
35 #include <string.h>
36 
37 #include "zipint.h"
38 
39 bool
40 zip_secure_random(zip_uint8_t *buffer, zip_uint16_t length) {
41  memset(buffer, 0, length);
42 
43  return true;
44 }
length
static static sync static getppid static getegid const char static filename char static len const char char static bufsiz static mask static vfork const void static prot static getpgrp const char static swapflags static arg static fd static protocol static who struct sockaddr static addrlen static backlog struct timeval struct timezone static tz const struct iovec static count static mode const void const struct sockaddr static tolen const char static pathname void static offset struct stat static buf void long static basep static whence static length const void static len static semflg const void static shmflg const struct timespec struct timespec static rem const char static group const void length
Definition: sflib.h:133
memset
return memset(p, 0, total)
zip_secure_random
bool zip_secure_random(zip_uint8_t *buffer, zip_uint16_t length)
Definition: nonrandomopen.c:40
buffer
Definition: buffer.h:15
zip_uint8_t
uint8_t zip_uint8_t
Definition: zipconf.h:33
zip_uint16_t
uint16_t zip_uint16_t
Definition: zipconf.h:35