diff options
author | Dr. Stephen Henson <steve@openssl.org> | 1999-08-22 17:57:38 +0000 |
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committer | Dr. Stephen Henson <steve@openssl.org> | 1999-08-22 17:57:38 +0000 |
commit | c0711f7f0fc026ab87fe6607bb5136ab790e2334 (patch) | |
tree | 8db64939a0e30e6c1d6375b13de3e9190d00c13f /crypto/dsa/dsa_lib.c | |
parent | 8484721adb154f47de28e64d581b40adca6c5e68 (diff) |
Initial support for DSA_METHOD...
Diffstat (limited to 'crypto/dsa/dsa_lib.c')
-rw-r--r-- | crypto/dsa/dsa_lib.c | 67 |
1 files changed, 66 insertions, 1 deletions
diff --git a/crypto/dsa/dsa_lib.c b/crypto/dsa/dsa_lib.c index ce8e204f7e..ff8b254b40 100644 --- a/crypto/dsa/dsa_lib.c +++ b/crypto/dsa/dsa_lib.c @@ -66,11 +66,45 @@ const char *DSA_version="DSA" OPENSSL_VERSION_PTEXT; +static DSA_METHOD *default_DSA_method; +static int dsa_meth_num = 0; +static STACK *dsa_meth = NULL; + +void DSA_set_default_method(DSA_METHOD *meth) +{ + default_DSA_method = meth; +} + +DSA_METHOD *DSA_get_default_method(void) +{ + if(!default_DSA_method) default_DSA_method = DSA_OpenSSL(); + return default_DSA_method; +} + DSA *DSA_new(void) +{ + return DSA_new_method(NULL); +} + +DSA_METHOD *DSA_set_method(DSA *dsa, DSA_METHOD *meth) +{ + DSA_METHOD *mtmp; + mtmp = dsa->meth; + if (mtmp->finish) mtmp->finish(dsa); + dsa->meth = meth; + if (meth->init) meth->init(dsa); + return mtmp; +} + + +DSA *DSA_new_method(DSA_METHOD *meth) { DSA *ret; ret=(DSA *)Malloc(sizeof(DSA)); + if(!default_DSA_method) default_DSA_method = DSA_OpenSSL(); + if(meth) ret->meth = meth; + else ret->meth = default_DSA_method; if (ret == NULL) { DSAerr(DSA_F_DSA_NEW,ERR_R_MALLOC_FAILURE); @@ -82,7 +116,6 @@ DSA *DSA_new(void) ret->p=NULL; ret->q=NULL; ret->g=NULL; - ret->flags=DSA_FLAG_CACHE_MONT_P; ret->pub_key=NULL; ret->priv_key=NULL; @@ -92,6 +125,16 @@ DSA *DSA_new(void) ret->method_mont_p=NULL; ret->references=1; + /* ret->flags=DSA_FLAG_CACHE_MONT_P; */ + ret->flags=ret->meth->flags; + if ((ret->meth->init != NULL) && !ret->meth->init(ret)) + { + Free(ret); + ret=NULL; + } + else + CRYPTO_new_ex_data(dsa_meth,(char *)ret,&ret->ex_data); + return(ret); } @@ -114,6 +157,10 @@ void DSA_free(DSA *r) } #endif + CRYPTO_free_ex_data(dsa_meth, (char *)r, &r->ex_data); + + if(r->meth->finish) r->meth->finish(r); + if (r->p != NULL) BN_clear_free(r->p); if (r->q != NULL) BN_clear_free(r->q); if (r->g != NULL) BN_clear_free(r->g); @@ -145,6 +192,24 @@ int DSA_size(DSA *r) return(ret); } +int DSA_get_ex_new_index(long argl, char *argp, int (*new_func)(), + int (*dup_func)(), void (*free_func)()) + { + dsa_meth_num++; + return(CRYPTO_get_ex_new_index(dsa_meth_num-1, + &dsa_meth,argl,argp,new_func,dup_func,free_func)); + } + +int DSA_set_ex_data(DSA *d, int idx, char *arg) + { + return(CRYPTO_set_ex_data(&d->ex_data,idx,arg)); + } + +char *DSA_get_ex_data(DSA *d, int idx) + { + return(CRYPTO_get_ex_data(&d->ex_data,idx)); + } + #ifndef NO_DH DH *DSA_dup_DH(DSA *r) { |