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update libsrtp to use openssl

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This commit is contained in:
Michael Jerris
2014-02-24 09:20:03 -05:00
parent 365f81b412
commit 80c7eb85e6
36 changed files with 3541 additions and 197 deletions
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24
libs/srtp/crypto/kernel/crypto_kernel.c
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@@ -8,7 +8,7 @@
*/
/*
*
* Copyright(c) 2001-2006 Cisco Systems, Inc.
* Copyright(c) 2001-2006,2013 Cisco Systems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -69,7 +69,12 @@ extern debug_module_t mod_alloc;
extern cipher_type_t null_cipher;
extern cipher_type_t aes_icm;
#ifndef OPENSSL
extern cipher_type_t aes_cbc;
#else
extern cipher_type_t aes_gcm_128_openssl;
extern cipher_type_t aes_gcm_256_openssl;
#endif
/*
@@ -137,6 +142,7 @@ crypto_kernel_init() {
if (status)
return status;
#ifndef OPENSSL
/* initialize pseudorandom number generator */
status = ctr_prng_init(rand_source_get_octet_string);
if (status)
@@ -146,6 +152,7 @@ crypto_kernel_init() {
status = stat_test_rand_source_with_repetition(ctr_prng_get_octet_string, MAX_RNG_TRIALS);
if (status)
return status;
#endif
/* load cipher types */
status = crypto_kernel_load_cipher_type(&null_cipher, NULL_CIPHER);
@@ -154,9 +161,20 @@ crypto_kernel_init() {
status = crypto_kernel_load_cipher_type(&aes_icm, AES_ICM);
if (status)
return status;
#ifndef OPENSSL
status = crypto_kernel_load_cipher_type(&aes_cbc, AES_CBC);
if (status)
return status;
#else
status = crypto_kernel_load_cipher_type(&aes_gcm_128_openssl, AES_128_GCM);
if (status) {
return status;
}
status = crypto_kernel_load_cipher_type(&aes_gcm_256_openssl, AES_256_GCM);
if (status) {
return status;
}
#endif
/* load auth func types */
status = crypto_kernel_load_auth_type(&null_auth, NULL_AUTH);
@@ -567,7 +585,11 @@ crypto_kernel_set_debug_module(char *name, int on) {
err_status_t
crypto_get_random(unsigned char *buffer, unsigned int length) {
if (crypto_kernel.state == crypto_kernel_state_secure)
#ifdef OPENSSL
return rand_source_get_octet_string(buffer, length);
#else
return ctr_prng_get_octet_string(buffer, length);
#endif
else
return err_status_fail;
}