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https://github.com/DarkStore-3DS/Project_CTR.git
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3DSGuy
102 lines
2.1 KiB
C
102 lines
2.1 KiB
C
#ifndef _CTR_CRYPTO_H_
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#define _CTR_CRYPTO_H_
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#include "polarssl/config.h"
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#include "polarssl/aes.h"
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#include "polarssl/rsa.h"
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#include "polarssl/sha1.h"
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#include "polarssl/sha2.h"
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typedef enum
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{
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RSA_4096_SHA1 = 0x00010000,
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RSA_2048_SHA1 = 0x00010001,
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ECC_SHA1 = 0x00010002,
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RSA_4096_SHA256 = 0x00010003,
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RSA_2048_SHA256 = 0x00010004,
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ECC_SHA256 = 0x00010005
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} sig_types;
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typedef enum
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{
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RSA_2048 = 0,
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RSA_4096 = 1,
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ECC = 2,
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} ctr_sig_types;
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typedef enum
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{
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CTR_RSA_VERIFY = 0,
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CTR_RSA_SIGN = 1,
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} ctr_rsa_functions;
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typedef enum
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{
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CTR_SHA_1 = 1,
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CTR_SHA_256 = 256,
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} ctr_sha_modes;
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typedef enum
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{
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RSA_4096_PUBK = 0,
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RSA_2048_PUBK,
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ECC_PUBK
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} pubk_types;
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typedef enum
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{
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ENC,
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DEC
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} aescbcmode;
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typedef enum
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{
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RSAKEY_INVALID,
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RSAKEY_PRIV,
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RSAKEY_PUB
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} rsakeytype;
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typedef struct
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{
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u8 ctr[16];
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u8 iv[16];
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aes_context aes;
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} ctr_aes_context;
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typedef struct
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{
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rsa_context rsa;
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} ctr_rsa_context;
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#ifdef __cplusplus
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extern "C" {
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#endif
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// SHA
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void ctr_sha(void *data, u64 size, u8 *hash, int mode);
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// AES
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void ctr_add_counter(ctr_aes_context* ctx, u32 carry);
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void ctr_init_counter(ctr_aes_context* ctx, u8 key[16],u8 ctr[16]);
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void ctr_crypt_counter_block(ctr_aes_context* ctx, u8 input[16], u8 output[16]);
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void ctr_crypt_counter(ctr_aes_context* ctx, u8* input, u8* output, u32 size);
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void ctr_init_aes_cbc(ctr_aes_context* ctx,u8 key[16],u8 iv[16], u8 mode);
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void ctr_aes_cbc(ctr_aes_context* ctx,u8* input,u8* output,u32 size,u8 mode);
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// RSA
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void ctr_rsa_free(ctr_rsa_context* ctx);
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int ctr_rsa_init(ctr_rsa_context* ctx, u8 *modulus, u8 *private_exp, u8 *exponent, u8 rsa_type, u8 mode);
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int ctr_rsa(u8 *hash, u8 *signature, u8 *modulus, u8 *private_exp, u32 type, u8 mode);
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int ctr_rsa_rsassa_pkcs1_v15_sign( rsa_context *ctx,
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int mode,
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int hash_id,
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unsigned int hashlen,
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const unsigned char *hash,
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unsigned char *sig );
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// Signature Functions
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int ctr_sig(void *data, u64 size, u8 *signature, u8 *modulus, u8 *private_exp, u32 type, u8 mode);
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#ifdef __cplusplus
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}
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#endif
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#endif
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