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- #ifndef HEADER_CRYPTO_H
- #define HEADER_CRYPTO_H
- #ifdef __cplusplus
- extern "C" {
- #endif
- #include "config.h"
- #include "os_port.h"
- #include "bigint_impl.h"
- #include "bigint.h"
- #if defined(CONFIG_SSL_FULL_MODE)
- #define CONFIG_SSL_ENABLE_CLIENT
- #define CONFIG_SSL_CERT_VERIFICATION
- #elif defined(CONFIG_SSL_ENABLE_CLIENT)
- #define CONFIG_SSL_CERT_VERIFICATION
- #endif
- #define AES_MAXROUNDS 14
- #define AES_BLOCKSIZE 16
- #define AES_IV_SIZE 16
- typedef struct aes_key_st
- {
- uint16_t rounds;
- uint16_t key_size;
- uint32_t ks[(AES_MAXROUNDS+1)*8];
- uint8_t iv[AES_IV_SIZE];
- } AES_CTX;
- typedef enum
- {
- AES_MODE_128,
- AES_MODE_256
- } AES_MODE;
- void AES_set_key(AES_CTX *ctx, const uint8_t *key,
- const uint8_t *iv, AES_MODE mode);
- void AES_cbc_encrypt(AES_CTX *ctx, const uint8_t *msg,
- uint8_t *out, int length);
- void AES_cbc_decrypt(AES_CTX *ks, const uint8_t *in, uint8_t *out, int length);
- void AES_convert_key(AES_CTX *ctx);
- typedef struct
- {
- uint8_t x, y, m[256];
- } RC4_CTX;
- void RC4_setup(RC4_CTX *s, const uint8_t *key, int length);
- void RC4_crypt(RC4_CTX *s, const uint8_t *msg, uint8_t *data, int length);
- #define SHA1_SIZE 20
- typedef struct
- {
- uint32_t Intermediate_Hash[SHA1_SIZE/4];
- uint32_t Length_Low;
- uint32_t Length_High;
- uint16_t Message_Block_Index;
- uint8_t Message_Block[64];
- } SHA1_CTX;
- void SHA1_Init(SHA1_CTX *);
- void SHA1_Update(SHA1_CTX *, const uint8_t * msg, int len);
- void SHA1_Final(uint8_t *digest, SHA1_CTX *);
- #define MD2_SIZE 16
- typedef struct
- {
- unsigned char cksum[16];
- unsigned char state[48];
- unsigned char buffer[16];
- int left;
- } MD2_CTX;
- EXP_FUNC void STDCALL MD2_Init(MD2_CTX *ctx);
- EXP_FUNC void STDCALL MD2_Update(MD2_CTX *ctx, const uint8_t *input, int ilen);
- EXP_FUNC void STDCALL MD2_Final(uint8_t *digest, MD2_CTX *ctx);
- #define MD5_SIZE 16
- typedef struct
- {
- uint32_t state[4];
- uint32_t count[2];
- uint8_t buffer[64];
- } MD5_CTX;
- EXP_FUNC void STDCALL MD5_Init(MD5_CTX *);
- EXP_FUNC void STDCALL MD5_Update(MD5_CTX *, const uint8_t *msg, int len);
- EXP_FUNC void STDCALL MD5_Final(uint8_t *digest, MD5_CTX *);
- void hmac_md5(const uint8_t *msg, int length, const uint8_t *key,
- int key_len, uint8_t *digest);
- void hmac_sha1(const uint8_t *msg, int length, const uint8_t *key,
- int key_len, uint8_t *digest);
- typedef struct
- {
- bigint *m;
- bigint *e;
- bigint *d;
- #ifdef CONFIG_BIGINT_CRT
- bigint *p;
- bigint *q;
- bigint *dP;
- bigint *dQ;
- bigint *qInv;
- #endif
- int num_octets;
- BI_CTX *bi_ctx;
- } RSA_CTX;
- void RSA_priv_key_new(RSA_CTX **rsa_ctx,
- const uint8_t *modulus, int mod_len,
- const uint8_t *pub_exp, int pub_len,
- const uint8_t *priv_exp, int priv_len
- #ifdef CONFIG_BIGINT_CRT
- , const uint8_t *p, int p_len,
- const uint8_t *q, int q_len,
- const uint8_t *dP, int dP_len,
- const uint8_t *dQ, int dQ_len,
- const uint8_t *qInv, int qInv_len
- #endif
- );
- void RSA_pub_key_new(RSA_CTX **rsa_ctx,
- const uint8_t *modulus, int mod_len,
- const uint8_t *pub_exp, int pub_len);
- void RSA_free(RSA_CTX *ctx);
- int RSA_decrypt(const RSA_CTX *ctx, const uint8_t *in_data, uint8_t *out_data,
- int is_decryption);
- bigint *RSA_private(const RSA_CTX *c, bigint *bi_msg);
- #if defined(CONFIG_SSL_CERT_VERIFICATION) || defined(CONFIG_SSL_GENERATE_X509_CERT)
- bigint *RSA_sign_verify(BI_CTX *ctx, const uint8_t *sig, int sig_len,
- bigint *modulus, bigint *pub_exp);
- bigint *RSA_public(const RSA_CTX * c, bigint *bi_msg);
- int RSA_encrypt(const RSA_CTX *ctx, const uint8_t *in_data, uint16_t in_len,
- uint8_t *out_data, int is_signing);
- void RSA_print(const RSA_CTX *ctx);
- #endif
- EXP_FUNC void STDCALL RNG_initialize(const uint8_t *seed_buf, int size);
- EXP_FUNC void STDCALL RNG_terminate(void);
- EXP_FUNC void STDCALL get_random(int num_rand_bytes, uint8_t *rand_data);
- void get_random_NZ(int num_rand_bytes, uint8_t *rand_data);
- #ifdef __cplusplus
- }
- #endif
- #endif
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