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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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43
libs/srtp/crypto/include/cipher.h
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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
@@ -84,11 +84,10 @@ typedef err_status_t (*cipher_alloc_func_t)
/*
* a cipher_init_func_t [re-]initializes a cipher_t with a given key
* and direction (i.e., encrypt or decrypt)
*/
typedef err_status_t (*cipher_init_func_t)
(void *state, const uint8_t *key, int key_len, cipher_direction_t dir);
(void *state, const uint8_t *key, int key_len);
/* a cipher_dealloc_func_t de-allocates a cipher_t */
@@ -99,6 +98,13 @@ typedef err_status_t (*cipher_dealloc_func_t)(cipher_pointer_t cp);
typedef err_status_t (*cipher_set_segment_func_t)
(void *state, xtd_seq_num_t idx);
/*
* a cipher_set_aad_func_t processes the AAD data for AEAD ciphers
*/
typedef err_status_t (*cipher_set_aad_func_t)
(void *state, uint8_t *aad, unsigned int aad_len);
/* a cipher_encrypt_func_t encrypts data in-place */
typedef err_status_t (*cipher_encrypt_func_t)
@@ -114,7 +120,15 @@ typedef err_status_t (*cipher_decrypt_func_t)
*/
typedef err_status_t (*cipher_set_iv_func_t)
(cipher_pointer_t cp, void *iv);
(cipher_pointer_t cp, void *iv, cipher_direction_t direction);
/*
* a cipher_get_tag_funct_t function is used to get the authentication
* tag that was calculated by an AEAD cipher.
*/
typedef err_status_t (*cipher_get_tag_func_t)
(void *state, void *tag, int *len);
/*
* cipher_test_case_t is a (list of) key, salt, xtd_seq_num_t,
@@ -132,6 +146,8 @@ typedef struct cipher_test_case_t {
uint8_t *plaintext; /* plaintext */
int ciphertext_length_octets; /* octets in plaintext */
uint8_t *ciphertext; /* ciphertext */
int aad_length_octets; /* octets in AAD */
uint8_t *aad; /* AAD */
struct cipher_test_case_t *next_test_case; /* pointer to next testcase */
} cipher_test_case_t;
@@ -141,9 +157,11 @@ typedef struct cipher_type_t {
cipher_alloc_func_t alloc;
cipher_dealloc_func_t dealloc;
cipher_init_func_t init;
cipher_set_aad_func_t set_aad;
cipher_encrypt_func_t encrypt;
cipher_encrypt_func_t decrypt;
cipher_set_iv_func_t set_iv;
cipher_get_tag_func_t get_tag;
char *description;
int ref_count;
cipher_test_case_t *test_data;
@@ -160,9 +178,7 @@ typedef struct cipher_t {
cipher_type_t *type;
void *state;
int key_len;
#ifdef FORCE_64BIT_ALIGN
int pad;
#endif
int algorithm;
} cipher_t;
/* some syntactic sugar on these function types */
@@ -171,16 +187,23 @@ typedef struct cipher_t {
#define cipher_dealloc(c) (((c)->type)->dealloc(c))
#define cipher_init(c, k, dir) (((c)->type)->init(((c)->state), (k), ((c)->key_len), (dir)))
#define cipher_init(c, k) (((c)->type)->init(((c)->state), (k), ((c)->key_len)))
#define cipher_encrypt(c, buf, len) \
(((c)->type)->encrypt(((c)->state), (buf), (len)))
#define cipher_get_tag(c, buf, len) \
(((c)->type)->get_tag(((c)->state), (buf), (len)))
#define cipher_decrypt(c, buf, len) \
(((c)->type)->decrypt(((c)->state), (buf), (len)))
#define cipher_set_iv(c, n) \
((c) ? (((c)->type)->set_iv(((cipher_pointer_t)(c)->state), (n))) : \
#define cipher_set_iv(c, n, dir) \
((c) ? (((c)->type)->set_iv(((cipher_pointer_t)(c)->state), (n), (dir))) : \
err_status_no_such_op)
#define cipher_set_aad(c, a, l) \
(((c) && (((c)->type)->set_aad)) ? \
(((c)->type)->set_aad(((c)->state), (a), (l))) : \
err_status_no_such_op)
err_status_t