89 lines
3.3 KiB
C
89 lines
3.3 KiB
C
#ifndef COMMON_CIPHER_H
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#define COMMON_CIPHER_H
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#include <pthread.h>
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#include <dlfcn.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include "utils/aes.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MAX_CRYPTO_MODULE_LEN 8192
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#define CRYPTO_BLOCK_SIZE 16
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#define MAX_ENCRYPT_LEN (MAX_CRYPTO_MODULE_LEN - CRYPTO_BLOCK_SIZE) /*加密算法补pad模式为强补，最多可以补16字节，所以最大加密长度少16字节，则密文最长8192、保证读取时可以整块密文读入*/
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#define MAX_PROVIDER_NAME_LEN 128
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#define MAX_ERRMSG_LEN 256
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#define MAX_IV_LEN 16
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#define MAX_HMAC_LEN 32
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typedef enum {
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MODULE_AES_128_CBC = 0,
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MODULE_AES_128_CTR,
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MODULE_AES_128_GCM,
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MODULE_AES_256_CBC,
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MODULE_AES_256_CTR,
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MODULE_AES_256_GCM,
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MODULE_SM4_CBC,
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MODULE_SM4_CTR,
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MODULE_HMAC_SHA256,
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MODULE_HMAC_SM3,
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MODULE_DETERMINISTIC_KEY,
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MODULE_ALGO_MAX = 1024
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} ModuleSymmKeyAlgo;
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typedef enum {
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MODULE_SHA256 = 0,
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MODULE_SM3,
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MODULE_DIGEST_MAX = 1024
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} ModuleDigestAlgo;
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typedef enum {
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KEY_TYPE_INVALID,
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KEY_TYPE_PLAINTEXT,
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KEY_TYPE_CIPHERTEXT,
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KEY_TYPE_NAMEORIDX,
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KEY_TYPE_MAX
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} KeyType;
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typedef struct {
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char provider_name[MAX_PROVIDER_NAME_LEN];
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KeyType key_type;
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int supported_symm[MODULE_ALGO_MAX]; // 不支持算法填入0或者支持算法填入1
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int supported_digest[MODULE_DIGEST_MAX]; // 不支持算法填入0或者支持算法填入1
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} SupportedFeature;
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typedef int (*crypto_encrypt_decrypt_type)(void *ctx, int enc, unsigned char *data, size_t data_size, unsigned char *iv, size_t iv_size, unsigned char *result, size_t *result_size, unsigned char *tag);
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typedef int (*crypto_create_symm_key_type)(void *sess, ModuleSymmKeyAlgo algo, unsigned char *key_id, size_t *key_id_size);
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typedef int (*crypto_get_errmsg_type)(void *sess, char *errmsg);
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typedef int (*crypto_ctx_init_type)(void *sess, void **ctx, ModuleSymmKeyAlgo algo, int enc, unsigned char *key_id, size_t key_id_size);
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typedef int (*crypto_hmac_init_type)(void *sess, void **ctx, ModuleSymmKeyAlgo algo, unsigned char *key_id, size_t key_id_size);
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typedef int (*crypto_hmac_type)(void *ctx, unsigned char * data, size_t data_size, unsigned char *result, size_t *result_size);
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extern crypto_create_symm_key_type crypto_create_symm_key_use;
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extern crypto_encrypt_decrypt_type crypto_encrypt_decrypt_use;
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extern crypto_get_errmsg_type crypto_get_errmsg_use;
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extern crypto_ctx_init_type crypto_ctx_init_use;
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extern crypto_hmac_init_type crypto_hmac_init_use;
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extern crypto_hmac_type crypto_hmac_use;
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extern int transform_type(const char* type);
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extern int getHmacType(ModuleSymmKeyAlgo algo);
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extern bool load_crypto_module_lib();
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extern void unload_crypto_module();
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extern void initCryptoModule(char* crypto_module_params, const char* encrypt_mode);
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extern void initCryptoSession(void** crypto_module_session);
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extern void releaseCryptoSession(void* crypto_module_session);
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extern void releaseCryptoCtx(void* crypto_module_keyctx);
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extern void clearCrypto(void* crypto_module_session, void* crypto_module_keyctx, void* crypto_hmac_keyctx);
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extern void CryptoModuleParamsCheck(bool gen_key, char* params, const char* module_encrypt_mode, const char* module_encrypt_key, const char* module_encrypt_salt);
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#ifdef __cplusplus
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}
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#endif
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#endif /*COMMON_CIPHER_H*/ |