X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fdh%2Fdh.h;h=a933601245652831bf42e8cdf348bfe171d623df;hp=a15fc1c65f7ec0fd6f3dd102d6355a9b49fcc711;hb=aa4ce7315f65fdf8940d5bc9e562aa478f0335d3;hpb=ef33b97050f8157234abe6d5f2da3da1cdda6d68 diff --git a/crypto/dh/dh.h b/crypto/dh/dh.h index a15fc1c65f..a933601245 100644 --- a/crypto/dh/dh.h +++ b/crypto/dh/dh.h @@ -59,15 +59,19 @@ #ifndef HEADER_DH_H #define HEADER_DH_H -#ifdef NO_DH +#include + +#ifdef OPENSSL_NO_DH #error DH is disabled. #endif -#ifndef NO_BIO +#ifndef OPENSSL_NO_BIO #include #endif +#include +#ifndef OPENSSL_NO_DEPRECATED #include -#include +#endif #define DH_FLAG_CACHE_MONT_P 0x01 @@ -75,22 +79,27 @@ extern "C" { #endif -typedef struct dh_st DH; +/* Already defined in ossl_typ.h */ +/* typedef struct dh_st DH; */ +/* typedef struct dh_method DH_METHOD; */ -typedef struct dh_method { +struct dh_method + { const char *name; /* Methods here */ int (*generate_key)(DH *dh); - int (*compute_key)(unsigned char *key,BIGNUM *pub_key,DH *dh); - int (*bn_mod_exp)(DH *dh, BIGNUM *r, BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx, + int (*compute_key)(unsigned char *key,const BIGNUM *pub_key,DH *dh); + int (*bn_mod_exp)(const DH *dh, BIGNUM *r, const BIGNUM *a, + const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); /* Can be null */ int (*init)(DH *dh); int (*finish)(DH *dh); int flags; char *app_data; -} DH_METHOD; + /* If this is non-NULL, it will be used to generate parameters */ + int (*generate_params)(DH *dh, int prime_len, int generator, BN_GENCB *cb); + }; struct dh_st { @@ -100,7 +109,7 @@ struct dh_st int version; BIGNUM *p; BIGNUM *g; - int length; /* optional */ + long length; /* optional */ BIGNUM *pub_key; /* g^x */ BIGNUM *priv_key; /* x */ @@ -115,7 +124,8 @@ struct dh_st int references; CRYPTO_EX_DATA ex_data; - DH_METHOD *meth; + const DH_METHOD *meth; + ENGINE *engine; }; #define DH_GENERATOR_2 2 @@ -132,73 +142,75 @@ struct dh_st this for backward compatibility: */ #define DH_CHECK_P_NOT_STRONG_PRIME DH_CHECK_P_NOT_SAFE_PRIME -#define DHparams_dup(x) (DH *)ASN1_dup((int (*)())i2d_DHparams, \ - (char *(*)())d2i_DHparams,(char *)(x)) +#define DHparams_dup(x) ASN1_dup_of_const(DH,i2d_DHparams,d2i_DHparams,x) #define d2i_DHparams_fp(fp,x) (DH *)ASN1_d2i_fp((char *(*)())DH_new, \ (char *(*)())d2i_DHparams,(fp),(unsigned char **)(x)) #define i2d_DHparams_fp(fp,x) ASN1_i2d_fp(i2d_DHparams,(fp), \ (unsigned char *)(x)) -#define d2i_DHparams_bio(bp,x) (DH *)ASN1_d2i_bio((char *(*)())DH_new, \ - (char *(*)())d2i_DHparams,(bp),(unsigned char **)(x)) -#ifdef __cplusplus -#define i2d_DHparams_bio(bp,x) ASN1_i2d_bio((int (*)())i2d_DHparams,(bp), \ - (unsigned char *)(x)) -#else -#define i2d_DHparams_bio(bp,x) ASN1_i2d_bio(i2d_DHparams,(bp), \ - (unsigned char *)(x)) -#endif +#define d2i_DHparams_bio(bp,x) ASN1_d2i_bio_of(DH,DH_new,d2i_DHparams,bp,x) +#define i2d_DHparams_bio(bp,x) ASN1_i2d_bio_of_const(DH,i2d_DHparams,bp,x) -DH_METHOD *DH_OpenSSL(void); +const DH_METHOD *DH_OpenSSL(void); -void DH_set_default_method(DH_METHOD *meth); -DH_METHOD *DH_get_default_method(void); -DH_METHOD *DH_set_method(DH *dh, DH_METHOD *meth); -DH *DH_new_method(DH_METHOD *meth); +void DH_set_default_method(const DH_METHOD *meth); +const DH_METHOD *DH_get_default_method(void); +int DH_set_method(DH *dh, const DH_METHOD *meth); +DH *DH_new_method(ENGINE *engine); DH * DH_new(void); void DH_free(DH *dh); -int DH_size(DH *dh); +int DH_up_ref(DH *dh); +int DH_size(const DH *dh); int DH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func); int DH_set_ex_data(DH *d, int idx, void *arg); void *DH_get_ex_data(DH *d, int idx); + +/* Deprecated version */ +#ifndef OPENSSL_NO_DEPRECATED DH * DH_generate_parameters(int prime_len,int generator, void (*callback)(int,int,void *),void *cb_arg); -int DH_check(DH *dh,int *codes); +#endif /* !defined(OPENSSL_NO_DEPRECATED) */ + +/* New version */ +int DH_generate_parameters_ex(DH *dh, int prime_len,int generator, BN_GENCB *cb); + +int DH_check(const DH *dh,int *codes); int DH_generate_key(DH *dh); -int DH_compute_key(unsigned char *key,BIGNUM *pub_key,DH *dh); -DH * d2i_DHparams(DH **a,unsigned char **pp, long length); -int i2d_DHparams(DH *a,unsigned char **pp); -#ifndef NO_FP_API -int DHparams_print_fp(FILE *fp, DH *x); +int DH_compute_key(unsigned char *key,const BIGNUM *pub_key,DH *dh); +DH * d2i_DHparams(DH **a,const unsigned char **pp, long length); +int i2d_DHparams(const DH *a,unsigned char **pp); +#ifndef OPENSSL_NO_FP_API +int DHparams_print_fp(FILE *fp, const DH *x); #endif -#ifndef NO_BIO -int DHparams_print(BIO *bp, DH *x); +#ifndef OPENSSL_NO_BIO +int DHparams_print(BIO *bp, const DH *x); #else -int DHparams_print(char *bp, DH *x); +int DHparams_print(char *bp, const DH *x); #endif -void ERR_load_DH_strings(void ); /* BEGIN ERROR CODES */ /* The following lines are auto generated by the script mkerr.pl. Any changes * made after this point may be overwritten when the script is next run. */ +void ERR_load_DH_strings(void); /* Error codes for the DH functions. */ /* Function codes. */ +#define DH_F_COMPUTE_KEY 102 #define DH_F_DHPARAMS_PRINT 100 #define DH_F_DHPARAMS_PRINT_FP 101 -#define DH_F_DH_COMPUTE_KEY 102 -#define DH_F_DH_GENERATE_KEY 103 -#define DH_F_DH_GENERATE_PARAMETERS 104 -#define DH_F_DH_NEW 105 +#define DH_F_DH_BUILTIN_GENPARAMS 106 +#define DH_F_DH_NEW_METHOD 105 +#define DH_F_GENERATE_KEY 103 +#define DH_F_GENERATE_PARAMETERS 104 /* Reason codes. */ +#define DH_R_BAD_GENERATOR 101 #define DH_R_NO_PRIVATE_VALUE 100 #ifdef __cplusplus } #endif #endif -