dh.h

00001 /* dh.h for openSSL */
00002 
00003 
00004 #ifndef WOLFSSL_DH_H_
00005 #define WOLFSSL_DH_H_
00006 
00007 #include <wolfssl/openssl/ssl.h>
00008 #include <wolfssl/openssl/bn.h>
00009 
00010 #ifdef __cplusplus
00011     extern "C" {
00012 #endif
00013 
00014 struct WOLFSSL_DH {
00015     WOLFSSL_BIGNUM* p;
00016     WOLFSSL_BIGNUM* g;
00017     WOLFSSL_BIGNUM* q;
00018     WOLFSSL_BIGNUM* pub_key;      /* openssh deference g^x */
00019     WOLFSSL_BIGNUM* priv_key;     /* openssh deference x   */
00020     void*          internal;     /* our DH */
00021     char           inSet;        /* internal set from external ? */
00022     char           exSet;        /* external set from internal ? */
00023     /*added for lighttpd openssl compatibility, go back and add a getter in
00024      * lighttpd src code.
00025      */
00026      int length;
00027 };
00028 
00029 
00030 WOLFSSL_API WOLFSSL_DH* wolfSSL_DH_new(void);
00031 WOLFSSL_API void       wolfSSL_DH_free(WOLFSSL_DH*);
00032 
00033 WOLFSSL_API int wolfSSL_DH_size(WOLFSSL_DH*);
00034 WOLFSSL_API int wolfSSL_DH_generate_key(WOLFSSL_DH*);
00035 WOLFSSL_API int wolfSSL_DH_compute_key(unsigned char* key, WOLFSSL_BIGNUM* pub,
00036                                      WOLFSSL_DH*);
00037 
00038 typedef WOLFSSL_DH DH;
00039 
00040 #define DH_new  wolfSSL_DH_new
00041 #define DH_free wolfSSL_DH_free
00042 
00043 #define DH_size         wolfSSL_DH_size
00044 #define DH_generate_key wolfSSL_DH_generate_key
00045 #define DH_compute_key  wolfSSL_DH_compute_key
00046 
00047 
00048 #ifdef __cplusplus
00049     }  /* extern "C" */
00050 #endif
00051 
00052 #ifdef HAVE_STUNNEL
00053 #define DH_generate_parameters    wolfSSL_DH_generate_parameters
00054 #define DH_generate_parameters_ex wolfSSL_DH_generate_parameters_ex
00055 #endif /* HAVE_STUNNEL */
00056 #endif /* header */
00057