dh.h

00001 /* dh.h for openSSL */
00002 
00003 
00004 #ifndef CYASSL_DH_H_
00005 #define CYASSL_DH_H_
00006 
00007 
00008 #include <cyassl/openssl/ssl.h>
00009 #include <cyassl/openssl/bn.h>
00010 
00011 
00012 #ifdef __cplusplus
00013     extern "C" {
00014 #endif
00015 
00016 
00017 
00018 
00019 typedef struct CYASSL_DH {
00020     CYASSL_BIGNUM* p;
00021     CYASSL_BIGNUM* g;
00022     CYASSL_BIGNUM* pub_key;      /* openssh deference g^x */
00023     CYASSL_BIGNUM* priv_key;     /* openssh deference x   */
00024     void*          internal;     /* our DH */
00025     char           inSet;        /* internal set from external ? */
00026     char           exSet;        /* external set from internal ? */
00027 } CYASSL_DH;
00028 
00029 
00030 CYASSL_API CYASSL_DH* CyaSSL_DH_new(void);
00031 CYASSL_API void       CyaSSL_DH_free(CYASSL_DH*);
00032 
00033 CYASSL_API int CyaSSL_DH_size(CYASSL_DH*);
00034 CYASSL_API int CyaSSL_DH_generate_key(CYASSL_DH*);
00035 CYASSL_API int CyaSSL_DH_compute_key(unsigned char* key, CYASSL_BIGNUM* pub,
00036                                      CYASSL_DH*);
00037 
00038 typedef CYASSL_DH DH;
00039 
00040 #define DH_new  CyaSSL_DH_new 
00041 #define DH_free CyaSSL_DH_free
00042 
00043 #define DH_size         CyaSSL_DH_size
00044 #define DH_generate_key CyaSSL_DH_generate_key
00045 #define DH_compute_key  CyaSSL_DH_compute_key
00046 
00047 
00048 #ifdef __cplusplus
00049     }  /* extern "C" */ 
00050 #endif
00051 
00052 #endif /* header */
00053