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add support for HMAC-SHA256 and HMAC-SHA512 (default) for HMAC and PBKDF2

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Stephen Lombardo
2018-09-05 17:39:07 -04:00
parent a0320d99b3
commit 02cee4ca2a
8 changed files with 448 additions and 56 deletions
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src/sqlcipher.h
+18 -3
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@@ -35,6 +35,21 @@
#ifndef SQLCIPHER_H
#define SQLCIPHER_H
#define SQLCIPHER_HMAC_SHA1 0
#define SQLCIPHER_HMAC_SHA1_LABEL "HMAC_SHA1"
#define SQLCIPHER_HMAC_SHA256 1
#define SQLCIPHER_HMAC_SHA256_LABEL "HMAC_SHA256"
#define SQLCIPHER_HMAC_SHA512 2
#define SQLCIPHER_HMAC_SHA512_LABEL "HMAC_SHA512"
#define SQLCIPHER_PBKDF2_HMAC_SHA1 0
#define SQLCIPHER_PBKDF2_HMAC_SHA1_LABEL "PBKDF2_HMAC_SHA1"
#define SQLCIPHER_PBKDF2_HMAC_SHA256 1
#define SQLCIPHER_PBKDF2_HMAC_SHA256_LABEL "PBKDF2_HMAC_SHA256"
#define SQLCIPHER_PBKDF2_HMAC_SHA512 2
#define SQLCIPHER_PBKDF2_HMAC_SHA512_LABEL "PBKDF2_HMAC_SHA512"
typedef struct {
int (*activate)(void *ctx);
@@ -42,15 +57,15 @@ typedef struct {
const char* (*get_provider_name)(void *ctx);
int (*add_random)(void *ctx, void *buffer, int length);
int (*random)(void *ctx, void *buffer, int length);
int (*hmac)(void *ctx, unsigned char *hmac_key, int key_sz, unsigned char *in, int in_sz, unsigned char *in2, int in2_sz, unsigned char *out);
int (*kdf)(void *ctx, const unsigned char *pass, int pass_sz, unsigned char* salt, int salt_sz, int workfactor, int key_sz, unsigned char *key);
int (*hmac)(void *ctx, int algorithm, unsigned char *hmac_key, int key_sz, unsigned char *in, int in_sz, unsigned char *in2, int in2_sz, unsigned char *out);
int (*kdf)(void *ctx, int algorithm, const unsigned char *pass, int pass_sz, unsigned char* salt, int salt_sz, int workfactor, int key_sz, unsigned char *key);
int (*cipher)(void *ctx, int mode, unsigned char *key, int key_sz, unsigned char *iv, unsigned char *in, int in_sz, unsigned char *out);
int (*set_cipher)(void *ctx, const char *cipher_name);
const char* (*get_cipher)(void *ctx);
int (*get_key_sz)(void *ctx);
int (*get_iv_sz)(void *ctx);
int (*get_block_sz)(void *ctx);
int (*get_hmac_sz)(void *ctx);
int (*get_hmac_sz)(void *ctx, int algorithm);
int (*ctx_copy)(void *target_ctx, void *source_ctx);
int (*ctx_cmp)(void *c1, void *c2);
int (*ctx_init)(void **ctx);