diff options
Diffstat (limited to 'thirdparty/libwebsockets/tls/mbedtls/wrapper/library/ssl_pkey.c')
| -rw-r--r-- | thirdparty/libwebsockets/tls/mbedtls/wrapper/library/ssl_pkey.c | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/thirdparty/libwebsockets/tls/mbedtls/wrapper/library/ssl_pkey.c b/thirdparty/libwebsockets/tls/mbedtls/wrapper/library/ssl_pkey.c new file mode 100644 index 0000000000..567a33e2c2 --- /dev/null +++ b/thirdparty/libwebsockets/tls/mbedtls/wrapper/library/ssl_pkey.c @@ -0,0 +1,239 @@ +// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at + +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +#include "ssl_pkey.h" +#include "ssl_methods.h" +#include "ssl_dbg.h" +#include "ssl_port.h" + +/** + * @brief create a private key object according to input private key + */ +EVP_PKEY* __EVP_PKEY_new(EVP_PKEY *ipk) +{ + int ret; + EVP_PKEY *pkey; + + pkey = ssl_mem_zalloc(sizeof(EVP_PKEY)); + if (!pkey) { + SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "no enough memory > (pkey)"); + goto no_mem; + } + + if (ipk) { + pkey->method = ipk->method; + } else { + pkey->method = EVP_PKEY_method(); + } + + ret = EVP_PKEY_METHOD_CALL(new, pkey, ipk); + if (ret) { + SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "EVP_PKEY_METHOD_CALL(new) return %d", ret); + goto failed; + } + + return pkey; + +failed: + ssl_mem_free(pkey); +no_mem: + return NULL; +} + +/** + * @brief create a private key object + */ +EVP_PKEY* EVP_PKEY_new(void) +{ + return __EVP_PKEY_new(NULL); +} + +/** + * @brief free a private key object + */ +void EVP_PKEY_free(EVP_PKEY *pkey) +{ + SSL_ASSERT3(pkey); + + EVP_PKEY_METHOD_CALL(free, pkey); + + ssl_mem_free(pkey); +} + +/** + * @brief load a character key context into system context. If '*a' is pointed to the + * private key, then load key into it. Or create a new private key object + */ +EVP_PKEY *d2i_PrivateKey(int type, + EVP_PKEY **a, + const unsigned char **pp, + long length) +{ + int m = 0; + int ret; + EVP_PKEY *pkey; + + SSL_ASSERT2(pp); + SSL_ASSERT2(*pp); + SSL_ASSERT2(length); + + if (a && *a) { + pkey = *a; + } else { + pkey = EVP_PKEY_new();; + if (!pkey) { + SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "EVP_PKEY_new() return NULL"); + goto failed1; + } + + m = 1; + } + + ret = EVP_PKEY_METHOD_CALL(load, pkey, *pp, length); + if (ret) { + SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "EVP_PKEY_METHOD_CALL(load) return %d", ret); + goto failed2; + } + + if (a) + *a = pkey; + + return pkey; + +failed2: + if (m) + EVP_PKEY_free(pkey); +failed1: + return NULL; +} + +/** + * @brief set the SSL context private key + */ +int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey) +{ + SSL_ASSERT1(ctx); + SSL_ASSERT1(pkey); + + if (ctx->cert->pkey == pkey) + return 1; + + if (ctx->cert->pkey) + EVP_PKEY_free(ctx->cert->pkey); + + ctx->cert->pkey = pkey; + + return 1; +} + +/** + * @brief set the SSL private key + */ +int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey) +{ + SSL_ASSERT1(ssl); + SSL_ASSERT1(pkey); + + if (ssl->cert->pkey == pkey) + return 1; + + if (ssl->cert->pkey) + EVP_PKEY_free(ssl->cert->pkey); + + ssl->cert->pkey = pkey; + + return 1; +} + +/** + * @brief load private key into the SSL context + */ +int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx, + const unsigned char *d, long len) +{ + int ret; + EVP_PKEY *pk; + + pk = d2i_PrivateKey(0, NULL, &d, len); + if (!pk) { + SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "d2i_PrivateKey() return NULL"); + goto failed1; + } + + ret = SSL_CTX_use_PrivateKey(ctx, pk); + if (!ret) { + SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "SSL_CTX_use_PrivateKey() return %d", ret); + goto failed2; + } + + return 1; + +failed2: + EVP_PKEY_free(pk); +failed1: + return 0; +} + +/** + * @brief load private key into the SSL + */ +int SSL_use_PrivateKey_ASN1(int type, SSL *ssl, + const unsigned char *d, long len) +{ + int ret; + EVP_PKEY *pk; + + pk = d2i_PrivateKey(0, NULL, &d, len); + if (!pk) { + SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "d2i_PrivateKey() return NULL"); + goto failed1; + } + + ret = SSL_use_PrivateKey(ssl, pk); + if (!ret) { + SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "SSL_use_PrivateKey() return %d", ret); + goto failed2; + } + + return 1; + +failed2: + EVP_PKEY_free(pk); +failed1: + return 0; +} + +/** + * @brief load the private key file into SSL context + */ +int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type) +{ + return 0; +} + +/** + * @brief load the private key file into SSL + */ +int SSL_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type) +{ + return 0; +} + +/** + * @brief load the RSA ASN1 private key into SSL context + */ +int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len) +{ + return SSL_CTX_use_PrivateKey_ASN1(0, ctx, d, len); +} |