quickjs-tart

quickjs-based runtime for wallet-core logic
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usercertinmem.c (9293B)


      1 /***************************************************************************
      2  *                                  _   _ ____  _
      3  *  Project                     ___| | | |  _ \| |
      4  *                             / __| | | | |_) | |
      5  *                            | (__| |_| |  _ <| |___
      6  *                             \___|\___/|_| \_\_____|
      7  *
      8  * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
      9  *
     10  * This software is licensed as described in the file COPYING, which
     11  * you should have received as part of this distribution. The terms
     12  * are also available at https://curl.se/docs/copyright.html.
     13  *
     14  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
     15  * copies of the Software, and permit persons to whom the Software is
     16  * furnished to do so, under the terms of the COPYING file.
     17  *
     18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
     19  * KIND, either express or implied.
     20  *
     21  * SPDX-License-Identifier: curl
     22  *
     23  ***************************************************************************/
     24 /* <DESC>
     25  * Use an in-memory user certificate and RSA key and retrieve an https page.
     26  * </DESC>
     27  */
     28 /* Written by Ishan SinghLevett, based on Theo Borm's cacertinmem.c.
     29  * Note that to maintain simplicity this example does not use a CA certificate
     30  * for peer verification.  However, some form of peer verification
     31  * must be used in real circumstances when a secure connection is required.
     32  */
     33 
     34 #ifndef OPENSSL_SUPPRESS_DEPRECATED
     35 #define OPENSSL_SUPPRESS_DEPRECATED
     36 #endif
     37 
     38 #include <openssl/ssl.h>
     39 #include <openssl/x509.h>
     40 #include <openssl/pem.h>
     41 #include <curl/curl.h>
     42 #include <stdio.h>
     43 
     44 #if defined(__GNUC__) || defined(__clang__)
     45 #pragma GCC diagnostic ignored "-Woverlength-strings"
     46 #endif
     47 
     48 static size_t writefunction(void *ptr, size_t size, size_t nmemb, void *stream)
     49 {
     50   fwrite(ptr, size, nmemb, stream);
     51   return nmemb * size;
     52 }
     53 
     54 static CURLcode sslctx_function(CURL *curl, void *sslctx, void *parm)
     55 {
     56   X509 *cert = NULL;
     57   BIO *bio = NULL;
     58   BIO *kbio = NULL;
     59   RSA *rsa = NULL;
     60   int ret;
     61 
     62   const char *mypem = /* www.cacert.org */
     63     "-----BEGIN CERTIFICATE-----\n"\
     64     "MIIHPTCCBSWgAwIBAgIBADANBgkqhkiG9w0BAQQFADB5MRAwDgYDVQQKEwdSb290\n"\
     65     "IENBMR4wHAYDVQQLExVodHRwOi8vd3d3LmNhY2VydC5vcmcxIjAgBgNVBAMTGUNB\n"\
     66     "IENlcnQgU2lnbmluZyBBdXRob3JpdHkxITAfBgkqhkiG9w0BCQEWEnN1cHBvcnRA\n"\
     67     "Y2FjZXJ0Lm9yZzAeFw0wMzAzMzAxMjI5NDlaFw0zMzAzMjkxMjI5NDlaMHkxEDAO\n"\
     68     "BgNVBAoTB1Jvb3QgQ0ExHjAcBgNVBAsTFWh0dHA6Ly93d3cuY2FjZXJ0Lm9yZzEi\n"\
     69     "MCAGA1UEAxMZQ0EgQ2VydCBTaWduaW5nIEF1dGhvcml0eTEhMB8GCSqGSIb3DQEJ\n"\
     70     "ARYSc3VwcG9ydEBjYWNlcnQub3JnMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIIC\n"\
     71     "CgKCAgEAziLA4kZ97DYoB1CW8qAzQIxL8TtmPzHlawI229Z89vGIj053NgVBlfkJ\n"\
     72     "8BLPRoZzYLdufujAWGSuzbCtRRcMY/pnCujW0r8+55jE8Ez64AO7NV1sId6eINm6\n"\
     73     "zWYyN3L69wj1x81YyY7nDl7qPv4coRQKFWyGhFtkZip6qUtTefWIonvuLwphK42y\n"\
     74     "fk1WpRPs6tqSnqxEQR5YYGUFZvjARL3LlPdCfgv3ZWiYUQXw8wWRBB0bF4LsyFe7\n"\
     75     "w2t6iPGwcswlWyCR7BYCEo8y6RcYSNDHBS4CMEK4JZwFaz+qOqfrU0j36NK2B5jc\n"\
     76     "G8Y0f3/JHIJ6BVgrCFvzOKKrF11myZjXnhCLotLddJr3cQxyYN/Nb5gznZY0dj4k\n"\
     77     "epKwDpUeb+agRThHqtdB7Uq3EvbXG4OKDy7YCbZZ16oE/9KTfWgu3YtLq1i6L43q\n"\
     78     "laegw1SJpfvbi1EinbLDvhG+LJGGi5Z4rSDTii8aP8bQUWWHIbEZAWV/RRyH9XzQ\n"\
     79     "QUxPKZgh/TMfdQwEUfoZd9vUFBzugcMd9Zi3aQaRIt0AUMyBMawSB3s42mhb5ivU\n"\
     80     "fslfrejrckzzAeVLIL+aplfKkQABi6F1ITe1Yw1nPkZPcCBnzsXWWdsC4PDSy826\n"\
     81     "YreQQejdIOQpvGQpQsgi3Hia/0PsmBsJUUtaWsJx8cTLc6nloQsCAwEAAaOCAc4w\n"\
     82     "ggHKMB0GA1UdDgQWBBQWtTIb1Mfz4OaO873SsDrusjkY0TCBowYDVR0jBIGbMIGY\n"\
     83     "gBQWtTIb1Mfz4OaO873SsDrusjkY0aF9pHsweTEQMA4GA1UEChMHUm9vdCBDQTEe\n"\
     84     "MBwGA1UECxMVaHR0cDovL3d3dy5jYWNlcnQub3JnMSIwIAYDVQQDExlDQSBDZXJ0\n"\
     85     "IFNpZ25pbmcgQXV0aG9yaXR5MSEwHwYJKoZIhvcNAQkBFhJzdXBwb3J0QGNhY2Vy\n"\
     86     "dC5vcmeCAQAwDwYDVR0TAQH/BAUwAwEB/zAyBgNVHR8EKzApMCegJaAjhiFodHRw\n"\
     87     "czovL3d3dy5jYWNlcnQub3JnL3Jldm9rZS5jcmwwMAYJYIZIAYb4QgEEBCMWIWh0\n"\
     88     "dHBzOi8vd3d3LmNhY2VydC5vcmcvcmV2b2tlLmNybDA0BglghkgBhvhCAQgEJxYl\n"\
     89     "aHR0cDovL3d3dy5jYWNlcnQub3JnL2luZGV4LnBocD9pZD0xMDBWBglghkgBhvhC\n"\
     90     "AQ0ESRZHVG8gZ2V0IHlvdXIgb3duIGNlcnRpZmljYXRlIGZvciBGUkVFIGhlYWQg\n"\
     91     "b3ZlciB0byBodHRwOi8vd3d3LmNhY2VydC5vcmcwDQYJKoZIhvcNAQEEBQADggIB\n"\
     92     "ACjH7pyCArpcgBLKNQodgW+JapnM8mgPf6fhjViVPr3yBsOQWqy1YPaZQwGjiHCc\n"\
     93     "nWKdpIevZ1gNMDY75q1I08t0AoZxPuIrA2jxNGJARjtT6ij0rPtmlVOKTV39O9lg\n"\
     94     "18p5aTuxZZKmxoGCXJzN600BiqXfEVWqFcofN8CCmHBh22p8lqOOLlQ+TyGpkO/c\n"\
     95     "gr/c6EWtTZBzCDyUZbAEmXZ/4rzCahWqlwQ3JNgelE5tDlG+1sSPypZt90Pf6DBl\n"\
     96     "Jzt7u0NDY8RD97LsaMzhGY4i+5jhe1o+ATc7iwiwovOVThrLm82asduycPAtStvY\n"\
     97     "sONvRUgzEv/+PDIqVPfE94rwiCPCR/5kenHA0R6mY7AHfqQv0wGP3J8rtsYIqQ+T\n"\
     98     "SCX8Ev2fQtzzxD72V7DX3WnRBnc0CkvSyqD/HMaMyRa+xMwyN2hzXwj7UfdJUzYF\n"\
     99     "CpUCTPJ5GhD22Dp1nPMd8aINcGeGG7MW9S/lpOt5hvk9C8JzC6WZrG/8Z7jlLwum\n"\
    100     "GCSNe9FINSkYQKyTYOGWhlC0elnYjyELn8+CkcY7v2vcB5G5l1YjqrZslMZIBjzk\n"\
    101     "zk6q5PYvCdxTby78dOs6Y5nCpqyJvKeyRKANihDjbPIky/qbn3BHLt4Ui9SyIAmW\n"\
    102     "omTxJBzcoTWcFbLUvFUufQb1nA5V9FrWk9p2rSVzTMVD\n"\
    103     "-----END CERTIFICATE-----\n";
    104 
    105 /* replace the XXX with the actual RSA key */
    106   const char *mykey =
    107     "-----BEGIN RSA PRIVATE KEY-----\n"\
    108     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    109     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    110     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    111     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    112     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    113     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    114     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    115     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    116     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    117     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    118     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    119     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    120     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    121     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    122     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    123     "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n"\
    124     "-----END RSA PRIVATE KEY-----\n";
    125 
    126   (void)curl; /* avoid warnings */
    127   (void)parm; /* avoid warnings */
    128 
    129   /* get a BIO */
    130   bio = BIO_new_mem_buf((char *)mypem, -1);
    131 
    132   if(!bio) {
    133     printf("BIO_new_mem_buf failed\n");
    134   }
    135 
    136   /* use it to read the PEM formatted certificate from memory into an X509
    137    * structure that SSL can use
    138    */
    139   cert = PEM_read_bio_X509(bio, NULL, 0, NULL);
    140   if(!cert) {
    141     printf("PEM_read_bio_X509 failed...\n");
    142   }
    143 
    144   /* tell SSL to use the X509 certificate */
    145   ret = SSL_CTX_use_certificate((SSL_CTX*)sslctx, cert);
    146   if(ret != 1) {
    147     printf("Use certificate failed\n");
    148   }
    149 
    150   /* create a bio for the RSA key */
    151   kbio = BIO_new_mem_buf((char *)mykey, -1);
    152   if(!kbio) {
    153     printf("BIO_new_mem_buf failed\n");
    154   }
    155 
    156   /* read the key bio into an RSA object */
    157   rsa = PEM_read_bio_RSAPrivateKey(kbio, NULL, 0, NULL);
    158   if(!rsa) {
    159     printf("Failed to create key bio\n");
    160   }
    161 
    162   /* tell SSL to use the RSA key from memory */
    163   ret = SSL_CTX_use_RSAPrivateKey((SSL_CTX*)sslctx, rsa);
    164   if(ret != 1) {
    165     printf("Use Key failed\n");
    166   }
    167 
    168   /* free resources that have been allocated by OpenSSL functions */
    169   if(bio)
    170     BIO_free(bio);
    171 
    172   if(kbio)
    173     BIO_free(kbio);
    174 
    175   if(rsa)
    176     RSA_free(rsa);
    177 
    178   if(cert)
    179     X509_free(cert);
    180 
    181   /* all set to go */
    182   return CURLE_OK;
    183 }
    184 
    185 int main(void)
    186 {
    187   CURL *ch;
    188   CURLcode rv;
    189 
    190   curl_global_init(CURL_GLOBAL_ALL);
    191   ch = curl_easy_init();
    192   curl_easy_setopt(ch, CURLOPT_VERBOSE, 0L);
    193   curl_easy_setopt(ch, CURLOPT_HEADER, 0L);
    194   curl_easy_setopt(ch, CURLOPT_NOPROGRESS, 1L);
    195   curl_easy_setopt(ch, CURLOPT_NOSIGNAL, 1L);
    196   curl_easy_setopt(ch, CURLOPT_WRITEFUNCTION, writefunction);
    197   curl_easy_setopt(ch, CURLOPT_WRITEDATA, stdout);
    198   curl_easy_setopt(ch, CURLOPT_HEADERFUNCTION, writefunction);
    199   curl_easy_setopt(ch, CURLOPT_HEADERDATA, stderr);
    200   curl_easy_setopt(ch, CURLOPT_SSLCERTTYPE, "PEM");
    201 
    202   /* both VERIFYPEER and VERIFYHOST are set to 0 in this case because there is
    203      no CA certificate */
    204 
    205   curl_easy_setopt(ch, CURLOPT_SSL_VERIFYPEER, 0L);
    206   curl_easy_setopt(ch, CURLOPT_SSL_VERIFYHOST, 0L);
    207   curl_easy_setopt(ch, CURLOPT_URL, "https://www.example.com/");
    208   curl_easy_setopt(ch, CURLOPT_SSLKEYTYPE, "PEM");
    209 
    210   /* first try: retrieve page without user certificate and key -> fails */
    211   rv = curl_easy_perform(ch);
    212   if(rv == CURLE_OK) {
    213     printf("*** transfer succeeded ***\n");
    214   }
    215   else {
    216     printf("*** transfer failed ***\n");
    217   }
    218 
    219   /* second try: retrieve page using user certificate and key -> succeeds
    220    * load the certificate and key by installing a function doing the necessary
    221    * "modifications" to the SSL CONTEXT just before link init
    222    */
    223   curl_easy_setopt(ch, CURLOPT_SSL_CTX_FUNCTION, sslctx_function);
    224   rv = curl_easy_perform(ch);
    225   if(rv == CURLE_OK) {
    226     printf("*** transfer succeeded ***\n");
    227   }
    228   else {
    229     printf("*** transfer failed ***\n");
    230   }
    231 
    232   curl_easy_cleanup(ch);
    233   curl_global_cleanup();
    234   return (int)rv;
    235 }