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#include "opensslmanager.h"
#include <openssl/crypto.h>
#include <openssl/md5.h>
#include <openssl/md4.h>
#include <openssl/md2.h>
#include <openssl/sha.h>
#include <openssl/ripemd.h>
// NEED to convert this to using EVP one of these days...
// https://www.openssl.org/docs/manmaster/man3/EVP_DigestInit.html
// -sappho
#define MD5_FILE_BUFFER_SIZE 1024*16
#define MD4_FILE_BUFFER_SIZE 1024*16
// #define MD2_FILE_BUFFER_SIZE 1024*16
// #define SHA_FILE_BUFFER_SIZE 1024*16
#define SHA1_FILE_BUFFER_SIZE 1024*16
#define SHA224_FILE_BUFFER_SIZE 1024*16
#define SHA256_FILE_BUFFER_SIZE 1024*16
#define SHA384_FILE_BUFFER_SIZE 1024*16
#define SHA512_FILE_BUFFER_SIZE 1024*16
#define RIPEMD160_FILE_BUFFER_SIZE 1024*16
OpensslManager g_OpensslManager;
static IMutex **ssl_lockarray;
static void MD5_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[MD5_DIGEST_LENGTH];
*outlength = MD5_DIGEST_LENGTH;
MD5_CTX c;
int i;
unsigned char buf[MD5_FILE_BUFFER_SIZE];
MD5_Init(&c);
for (;;)
{
i = fread(buf,1,MD5_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
MD5_Update(&c,buf,(unsigned long)i);
}
MD5_Final(*output, &c);
}
static void MD4_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[MD4_DIGEST_LENGTH];
*outlength = MD4_DIGEST_LENGTH;
MD4_CTX c;
int i;
unsigned char buf[MD4_FILE_BUFFER_SIZE];
MD4_Init(&c);
for (;;)
{
i = fread(buf,1,MD4_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
MD4_Update(&c,buf,(unsigned long)i);
}
MD4_Final(*output, &c);
}
/*
static void MD2_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[MD2_DIGEST_LENGTH];
*outlength = MD2_DIGEST_LENGTH;
MD2_CTX c;
int i;
unsigned char buf[MD2_FILE_BUFFER_SIZE];
MD2_Init(&c);
for (;;)
{
i = fread(buf,1,MD2_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
MD2_Update(&c,buf,(unsigned long)i);
}
MD2_Final(*output, &c);
}
static void SHA_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[SHA_DIGEST_LENGTH];
*outlength = SHA_DIGEST_LENGTH;
SHA_CTX c;
int i;
unsigned char buf[SHA_FILE_BUFFER_SIZE];
SHA_Init(&c);
for (;;)
{
i = fread(buf,1,SHA_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
SHA_Update(&c,buf,(unsigned long)i);
}
SHA_Final(*output, &c);
}
*/
static void SHA1_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[SHA_DIGEST_LENGTH];
*outlength = SHA_DIGEST_LENGTH;
SHA_CTX c;
int i;
unsigned char buf[SHA1_FILE_BUFFER_SIZE];
SHA1_Init(&c);
for (;;)
{
i = fread(buf,1,SHA1_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
SHA1_Update(&c,buf,(unsigned long)i);
}
SHA1_Final(*output, &c);
}
static void SHA224_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[SHA224_DIGEST_LENGTH];
*outlength = SHA224_DIGEST_LENGTH;
SHA256_CTX c;
int i;
unsigned char buf[SHA224_FILE_BUFFER_SIZE];
SHA224_Init(&c);
for (;;)
{
i = fread(buf,1,SHA224_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
SHA224_Update(&c,buf,(unsigned long)i);
}
SHA224_Final(*output, &c);
}
static void SHA256_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[SHA256_DIGEST_LENGTH];
*outlength = SHA256_DIGEST_LENGTH;
SHA256_CTX c;
int i;
unsigned char buf[SHA256_FILE_BUFFER_SIZE];
SHA256_Init(&c);
for (;;)
{
i = fread(buf,1,SHA256_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
SHA256_Update(&c,buf,(unsigned long)i);
}
SHA256_Final(*output, &c);
}
static void SHA384_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[SHA384_DIGEST_LENGTH];
*outlength = SHA384_DIGEST_LENGTH;
SHA512_CTX c;
int i;
unsigned char buf[SHA384_FILE_BUFFER_SIZE];
SHA384_Init(&c);
for (;;)
{
i = fread(buf,1,SHA384_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
SHA384_Update(&c,buf,(unsigned long)i);
}
SHA384_Final(*output, &c);
}
static void SHA512_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[SHA512_DIGEST_LENGTH];
*outlength = SHA512_DIGEST_LENGTH;
SHA512_CTX c;
int i;
unsigned char buf[SHA384_FILE_BUFFER_SIZE];
SHA512_Init(&c);
for (;;)
{
i = fread(buf,1,SHA512_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
SHA512_Update(&c,buf,(unsigned long)i);
}
SHA512_Final(*output, &c);
}
static void RIPEMD160_File(FILE *file, unsigned char **output, int *outlength)
{
*output = new unsigned char[RIPEMD160_DIGEST_LENGTH];
*outlength = RIPEMD160_DIGEST_LENGTH;
RIPEMD160_CTX c;
int i;
unsigned char buf[RIPEMD160_FILE_BUFFER_SIZE];
RIPEMD160_Init(&c);
for (;;)
{
i = fread(buf,1,RIPEMD160_FILE_BUFFER_SIZE,file);
if(i <= 0)
break;
RIPEMD160_Update(&c,buf,(unsigned long)i);
}
RIPEMD160_Final(*output, &c);
}
static void ssl_locking_callback(int mode, int type, const char *file, int line)
{
if(mode & CRYPTO_LOCK)
{
ssl_lockarray[type]->Lock();
} else {
ssl_lockarray[type]->Unlock();
}
}
#ifdef PLATFORM_LINUX
static unsigned long ssl_id_function(void)
{
return ((unsigned long)getpid());
}
#endif
void OpensslManager::SDK_OnLoad()
{
ssl_lockarray = (IMutex **)OPENSSL_malloc(CRYPTO_num_locks() * sizeof(IMutex *));
for(int i = 0; i < CRYPTO_num_locks(); i++)
{
ssl_lockarray[i] = threader->MakeMutex();
}
#ifdef PLATFORM_LINUX
CRYPTO_set_id_callback(ssl_id_function);
#endif
CRYPTO_set_locking_callback(ssl_locking_callback);
}
void OpensslManager::SDK_OnUnload()
{
#ifdef PLATFORM_LINUX
CRYPTO_set_id_callback(NULL);
#endif
CRYPTO_set_locking_callback(NULL);
for (int i=0; i<CRYPTO_num_locks(); i++)
{
ssl_lockarray[i]->DestroyThis();
}
OPENSSL_free(ssl_lockarray);
}
bool OpensslManager::HashFile(Openssl_Hash algorithm, FILE *pFile, unsigned char **output, int *outlength)
{
if(pFile == NULL)
return false;
switch(algorithm)
{
case Openssl_Hash_MD5:
MD5_File(pFile, output, outlength);
return true;
case Openssl_Hash_MD4:
MD4_File(pFile, output, outlength);
return true;
case Openssl_Hash_MD2:
//MD2_File(pFile, output, outlength);
//return true;
return false;
case Openssl_Hash_SHA:
//SHA_File(pFile, output, outlength);
//return true;
return false;
case Openssl_Hash_SHA1:
SHA1_File(pFile, output, outlength);
return true;
case Openssl_Hash_SHA224:
SHA224_File(pFile, output, outlength);
return true;
case Openssl_Hash_SHA256:
SHA256_File(pFile, output, outlength);
return true;
case Openssl_Hash_SHA384:
SHA384_File(pFile, output, outlength);
return true;
case Openssl_Hash_SHA512:
SHA512_File(pFile, output, outlength);
return true;
case Openssl_Hash_RIPEMD160:
RIPEMD160_File(pFile, output, outlength);
return true;
}
return false;
}
bool OpensslManager::HashString(Openssl_Hash algorithm, unsigned char *input, int size, unsigned char *output, int *outlength)
{
switch(algorithm)
{
case Openssl_Hash_MD5:
MD5(input, size, output);
*outlength = MD5_DIGEST_LENGTH;
return true;
case Openssl_Hash_MD4:
MD4(input, size, output);
*outlength = MD4_DIGEST_LENGTH;
return true;
//case Openssl_Hash_MD2:
// MD2(input, size, output);
// *outlength = MD2_DIGEST_LENGTH;
// return true;
return false;
//case Openssl_Hash_SHA:
// SHA(input, size, output);
// *outlength = SHA_DIGEST_LENGTH;
// return true;
return false;
case Openssl_Hash_SHA1:
SHA1(input, size, output);
*outlength = SHA_DIGEST_LENGTH;
return true;
case Openssl_Hash_SHA224:
SHA224(input, size, output);
*outlength = SHA224_DIGEST_LENGTH;
return true;
case Openssl_Hash_SHA256:
SHA256(input, size, output);
*outlength = SHA256_DIGEST_LENGTH;
return true;
case Openssl_Hash_SHA384:
SHA384(input, size, output);
*outlength = SHA384_DIGEST_LENGTH;
return true;
case Openssl_Hash_SHA512:
SHA512(input, size, output);
*outlength = SHA512_DIGEST_LENGTH;
return true;
case Openssl_Hash_RIPEMD160:
RIPEMD160(input, size, output);
*outlength = RIPEMD160_DIGEST_LENGTH;
return true;
}
return false;
}
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