mirror of
https://github.com/ossrs/srs.git
synced 2025-03-09 15:49:59 +00:00
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/*
|
|
* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
|
|
*
|
|
* Licensed under the OpenSSL license (the "License"). You may not use
|
|
* this file except in compliance with the License. You can obtain a copy
|
|
* in the file LICENSE in the source distribution or at
|
|
* https://www.openssl.org/source/license.html
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <openssl/md5.h>
|
|
#include <openssl/crypto.h>
|
|
|
|
#ifdef CHARSET_EBCDIC
|
|
# include <openssl/ebcdic.h>
|
|
#endif
|
|
|
|
unsigned char *MD5(const unsigned char *d, size_t n, unsigned char *md)
|
|
{
|
|
MD5_CTX c;
|
|
static unsigned char m[MD5_DIGEST_LENGTH];
|
|
|
|
if (md == NULL)
|
|
md = m;
|
|
if (!MD5_Init(&c))
|
|
return NULL;
|
|
#ifndef CHARSET_EBCDIC
|
|
MD5_Update(&c, d, n);
|
|
#else
|
|
{
|
|
char temp[1024];
|
|
unsigned long chunk;
|
|
|
|
while (n > 0) {
|
|
chunk = (n > sizeof(temp)) ? sizeof(temp) : n;
|
|
ebcdic2ascii(temp, d, chunk);
|
|
MD5_Update(&c, temp, chunk);
|
|
n -= chunk;
|
|
d += chunk;
|
|
}
|
|
}
|
|
#endif
|
|
MD5_Final(md, &c);
|
|
OPENSSL_cleanse(&c, sizeof(c)); /* security consideration */
|
|
return md;
|
|
}
|