Mobile-C: /home/dko/projects/mobilec/tags/MobileC-v1.10.2/MobileC-v1.10.2/src/security/xyssl-0.9/include/xyssl/dhm.h Source File

00001 
00004 #ifndef XYSSL_DHM_H
00005 #define XYSSL_DHM_H
00006 
00007 #include "xyssl/bignum.h"
00008 
00009 #define XYSSL_ERR_DHM_BAD_INPUT_DATA                    -0x0480
00010 #define XYSSL_ERR_DHM_READ_PARAMS_FAILED                -0x0490
00011 #define XYSSL_ERR_DHM_MAKE_PARAMS_FAILED                -0x04A0
00012 #define XYSSL_ERR_DHM_READ_PUBLIC_FAILED                -0x04B0
00013 #define XYSSL_ERR_DHM_MAKE_PUBLIC_FAILED                -0x04C0
00014 #define XYSSL_ERR_DHM_CALC_SECRET_FAILED                -0x04D0
00015 
00016 typedef struct
00017 {
00018     int len;    
00019     mpi P;      
00020     mpi G;      
00021     mpi X;      
00022     mpi GX;     
00023     mpi GY;     
00024     mpi K;      
00025     mpi RP;     
00026 }
00027 dhm_context;
00028 
00029 #ifdef __cplusplus
00030 extern "C" {
00031 #endif
00032 
00042 int dhm_read_params( dhm_context *ctx,
00043                      unsigned char **p,
00044                      unsigned char *end );
00045 
00062 int dhm_make_params( dhm_context *ctx, int s_size,
00063                      unsigned char *output, int *olen,
00064                      int (*f_rng)(void *), void *p_rng );
00065 
00075 int dhm_read_public( dhm_context *ctx,
00076                      unsigned char *input, int ilen );
00077 
00090 int dhm_make_public( dhm_context *ctx, int s_size,
00091                      unsigned char *output, int olen,
00092                      int (*f_rng)(void *), void *p_rng );
00093 
00103 int dhm_calc_secret( dhm_context *ctx,
00104                      unsigned char *output, int *olen );
00105 
00106 /*
00107  * \brief          Free the components of a DHM key
00108  */
00109 void dhm_free( dhm_context *ctx );
00110 
00116 int dhm_self_test( int verbose );
00117 
00118 #ifdef __cplusplus
00119 }
00120 #endif
00121 
00122 #endif