/home/dko/projects/mobilec/trunk/src/security/xyssl-0.7/include/xyssl/rsa.h

Go to the documentation of this file.

#ifndef _RSA_H
#define _RSA_H

#ifdef __cplusplus
extern "C" {
#endif

#include "bignum.h"

#define ERR_RSA_BAD_INPUT_DATA                  0x0300
#define ERR_RSA_INVALID_PADDING                 0x0310
#define ERR_RSA_KEY_GEN_FAILED                  0x0320
#define ERR_RSA_KEY_CHK_FAILED                  0x0330
#define ERR_RSA_KEY_RD_FAILED                   0x0340
#define ERR_RSA_KEY_WR_FAILED                   0x0350
#define ERR_RSA_PUBLIC_FAILED                   0x0360
#define ERR_RSA_PRIVATE_FAILED                  0x0370
#define ERR_RSA_VERIFY_FAILED                   0x0380

/*
 * PKCS#1 stuff
 */
#define RSA_RAW             0
#define RSA_MD2             2
#define RSA_MD4             3
#define RSA_MD5             4
#define RSA_SHA1            5

#define RSA_SIGN            0x01
#define RSA_CRYPT           0x02

/*
 * DigestInfo ::= SEQUENCE {
 *   digestAlgorithm DigestAlgorithmIdentifier,
 *   digest Digest }
 *
 * DigestAlgorithmIdentifier ::= AlgorithmIdentifier
 *
 * Digest ::= OCTET STRING
 */
#define ASN1_HASH_MDX                       \
    "\x30\x20\x30\x0C\x06\x08\x2A\x86\x48"  \
    "\x86\xF7\x0D\x02\x00\x05\x00\x04\x10"

#define ASN1_HASH_SHA1                      \
    "\x30\x21\x30\x09\x06\x05\x2B\x0E\x03"  \
    "\x02\x1A\x05\x00\x04\x14"

typedef struct
{
    int ver;    
    int len;    
    mpi N;      
    mpi E;      
    mpi D;      
    mpi P;      
    mpi Q;      
    mpi DP;     
    mpi DQ;     
    mpi QP;     
    mpi RN;     
    mpi RP;     
    mpi RQ;     
}
rsa_context;

int rsa_gen_key( rsa_context *ctx, int nbits, int exponent,
                 int (*rng_f)(void *), void *rng_d );

int rsa_read_public( rsa_context *ctx, FILE *f );

int rsa_read_private( rsa_context *ctx, FILE *f );

int rsa_write_public( rsa_context *ctx, FILE *f );

int rsa_write_private( rsa_context *ctx, FILE *f );

int rsa_public( rsa_context   *ctx,
                unsigned char *input,  int ilen,
                unsigned char *output, int olen );

int rsa_private( rsa_context   *ctx,
                 unsigned char *input,  int ilen,
                 unsigned char *output, int olen );

int rsa_check_pubkey( rsa_context *ctx );

int rsa_check_privkey( rsa_context *ctx );

int rsa_pkcs1_encrypt( rsa_context   *ctx,
                       unsigned char *input,  int ilen,
                       unsigned char *output, int olen );

int rsa_pkcs1_decrypt( rsa_context   *ctx,
                       unsigned char *input,  int  ilen,
                       unsigned char *output, int *olen );

int rsa_pkcs1_sign( rsa_context   *ctx,  int alg_id,
                    unsigned char *hash, int hashlen,
                    unsigned char *sig,  int siglen );

int rsa_pkcs1_verify( rsa_context   *ctx,  int alg_id,
                      unsigned char *hash, int hashlen,
                      unsigned char *sig,  int siglen );

void rsa_free( rsa_context *ctx );

int rsa_self_test( int verbose );

/*
 * Example RSA-1024 keypair, for test purposes
 */
#define KEY_LEN 128

#define RSA_N   "9292758453063D803DD603D5E777D788" \
                "8ED1D5BF35786190FA2F23EBC0848AEA" \
                "DDA92CA6C3D80B32C4D109BE0F36D6AE" \
                "7130B9CED7ACDF54CFC7555AC14EEBAB" \
                "93A89813FBF3C4F8066D2D800F7C38A8" \
                "1AE31942917403FF4946B0A83D3D3E05" \
                "EE57C6F5F5606FB5D4BC6CD34EE0801A" \
                "5E94BB77B07507233A0BC7BAC8F90F79"

#define RSA_E   "10001"

#define RSA_D   "24BF6185468786FDD303083D25E64EFC" \
                "66CA472BC44D253102F8B4A9D3BFA750" \
                "91386C0077937FE33FA3252D28855837" \
                "AE1B484A8A9A45F7EE8C0C634F99E8CD" \
                "DF79C5CE07EE72C7F123142198164234" \
                "CABB724CF78B8173B9F880FC86322407" \
                "AF1FEDFDDE2BEB674CA15F3E81A1521E" \
                "071513A1E85B5DFA031F21ECAE91A34D"

#define RSA_P   "C36D0EB7FCD285223CFB5AABA5BDA3D8" \
                "2C01CAD19EA484A87EA4377637E75500" \
                "FCB2005C5C7DD6EC4AC023CDA285D796" \
                "C3D9E75E1EFC42488BB4F1D13AC30A57"

#define RSA_Q   "C000DF51A7C77AE8D7C7370C1FF55B69" \
                "E211C2B9E5DB1ED0BF61D0D9899620F4" \
                "910E4168387E3C30AA1E00C339A79508" \
                "8452DD96A9A5EA5D9DCA68DA636032AF"

#define RSA_DP  "C1ACF567564274FB07A0BBAD5D26E298" \
                "3C94D22288ACD763FD8E5600ED4A702D" \
                "F84198A5F06C2E72236AE490C93F07F8" \
                "3CC559CD27BC2D1CA488811730BB5725"

#define RSA_DQ  "4959CBF6F8FEF750AEE6977C155579C7" \
                "D8AAEA56749EA28623272E4F7D0592AF" \
                "7C1F1313CAC9471B5C523BFE592F517B" \
                "407A1BD76C164B93DA2D32A383E58357"

#define RSA_QP  "9AE7FBC99546432DF71896FC239EADAE" \
                "F38D18D2B2F0E2DD275AA977E2BF4411" \
                "F5A3B2A5D33605AEBBCCBA7FEB9F2D2F" \
                "A74206CEC169D74BF5A8C50D6F48EA08"

#ifdef __cplusplus
}
#endif

#endif

---