зеркало из https://github.com/github/ruby.git
172 строки
3.5 KiB
C
172 строки
3.5 KiB
C
/*
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* 'OpenSSL for Ruby' project
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* Copyright (C) 2001-2002 Michal Rokos <m.rokos@sh.cvut.cz>
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* All rights reserved.
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*/
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/*
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* This program is licensed under the same licence as Ruby.
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* (See the file 'LICENCE'.)
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*/
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#include RUBY_EXTCONF_H
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#include <string.h> /* memcpy() */
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#if !defined(OPENSSL_NO_ENGINE)
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# include <openssl/engine.h>
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#endif
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#if !defined(OPENSSL_NO_HMAC)
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# include <openssl/hmac.h>
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#endif
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#include <openssl/x509_vfy.h>
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#include "openssl_missing.h"
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/* added in 0.9.8X */
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#if !defined(HAVE_EVP_CIPHER_CTX_NEW)
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EVP_CIPHER_CTX *
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EVP_CIPHER_CTX_new(void)
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{
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EVP_CIPHER_CTX *ctx = OPENSSL_malloc(sizeof(EVP_CIPHER_CTX));
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if (!ctx)
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return NULL;
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EVP_CIPHER_CTX_init(ctx);
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return ctx;
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}
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#endif
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#if !defined(HAVE_EVP_CIPHER_CTX_FREE)
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void
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EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *ctx)
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{
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if (ctx) {
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EVP_CIPHER_CTX_cleanup(ctx);
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OPENSSL_free(ctx);
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}
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}
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#endif
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/* added in 1.0.0 */
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#if !defined(HAVE_EVP_CIPHER_CTX_COPY)
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/*
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* this function does not exist in OpenSSL yet... or ever?.
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* a future version may break this function.
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* tested on 0.9.7d.
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*/
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int
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EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in)
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{
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memcpy(out, in, sizeof(EVP_CIPHER_CTX));
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#if !defined(OPENSSL_NO_ENGINE)
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if (in->engine) ENGINE_add(out->engine);
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if (in->cipher_data) {
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out->cipher_data = OPENSSL_malloc(in->cipher->ctx_size);
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memcpy(out->cipher_data, in->cipher_data, in->cipher->ctx_size);
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}
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#endif
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return 1;
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}
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#endif
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#if !defined(OPENSSL_NO_HMAC)
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#if !defined(HAVE_HMAC_CTX_COPY)
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int
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HMAC_CTX_copy(HMAC_CTX *out, HMAC_CTX *in)
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{
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if (!out || !in)
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return 0;
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memcpy(out, in, sizeof(HMAC_CTX));
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EVP_MD_CTX_copy(&out->md_ctx, &in->md_ctx);
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EVP_MD_CTX_copy(&out->i_ctx, &in->i_ctx);
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EVP_MD_CTX_copy(&out->o_ctx, &in->o_ctx);
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return 1;
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}
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#endif /* HAVE_HMAC_CTX_COPY */
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#endif /* NO_HMAC */
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/* added in 1.0.2 */
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#if !defined(OPENSSL_NO_EC)
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#if !defined(HAVE_EC_CURVE_NIST2NID)
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static struct {
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const char *name;
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int nid;
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} nist_curves[] = {
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{"B-163", NID_sect163r2},
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{"B-233", NID_sect233r1},
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{"B-283", NID_sect283r1},
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{"B-409", NID_sect409r1},
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{"B-571", NID_sect571r1},
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{"K-163", NID_sect163k1},
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{"K-233", NID_sect233k1},
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{"K-283", NID_sect283k1},
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{"K-409", NID_sect409k1},
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{"K-571", NID_sect571k1},
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{"P-192", NID_X9_62_prime192v1},
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{"P-224", NID_secp224r1},
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{"P-256", NID_X9_62_prime256v1},
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{"P-384", NID_secp384r1},
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{"P-521", NID_secp521r1}
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};
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int
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EC_curve_nist2nid(const char *name)
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{
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size_t i;
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for (i = 0; i < (sizeof(nist_curves) / sizeof(nist_curves[0])); i++) {
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if (!strcmp(nist_curves[i].name, name))
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return nist_curves[i].nid;
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}
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return NID_undef;
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}
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#endif
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#endif
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/*** added in 1.1.0 ***/
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#if !defined(HAVE_HMAC_CTX_NEW)
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HMAC_CTX *
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HMAC_CTX_new(void)
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{
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HMAC_CTX *ctx = OPENSSL_malloc(sizeof(HMAC_CTX));
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if (!ctx)
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return NULL;
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HMAC_CTX_init(ctx);
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return ctx;
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}
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#endif
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#if !defined(HAVE_HMAC_CTX_FREE)
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void
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HMAC_CTX_free(HMAC_CTX *ctx)
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{
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if (ctx) {
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HMAC_CTX_cleanup(ctx);
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OPENSSL_free(ctx);
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}
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}
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#endif
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#if !defined(HAVE_X509_CRL_GET0_SIGNATURE)
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void
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X509_CRL_get0_signature(ASN1_BIT_STRING **psig, X509_ALGOR **palg, X509_CRL *crl)
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{
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if (psig != NULL)
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*psig = crl->signature;
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if (palg != NULL)
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*palg = crl->sig_alg;
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}
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#endif
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#if !defined(HAVE_X509_REQ_GET0_SIGNATURE)
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void
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X509_REQ_get0_signature(ASN1_BIT_STRING **psig, X509_ALGOR **palg, X509_REQ *req)
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{
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if (psig != NULL)
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*psig = req->signature;
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if (palg != NULL)
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*palg = req->sig_alg;
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}
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#endif
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