crypto/ocsp/ocsp_http.c

   1 /*
   2  * Copyright 2001-2019 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <openssl/ocsp.h>
  11 #include <openssl/http.h>
  12 #include "../http/http_local.h"
  13
  14 #ifndef OPENSSL_NO_OCSP
  15
  16 int OCSP_REQ_CTX_set1_req(OCSP_REQ_CTX *rctx, const OCSP_REQUEST *req)
  17 {
  18     return OCSP_REQ_CTX_i2d(rctx, "application/ocsp-request",
  19                             ASN1_ITEM_rptr(OCSP_REQUEST), (ASN1_VALUE *)req);
  20 }
  21
  22 OCSP_REQ_CTX *OCSP_sendreq_new(BIO *io, const char *path, OCSP_REQUEST *req,
  23                                int maxline)
  24 {
  25     BIO *req_mem = HTTP_asn1_item2bio(ASN1_ITEM_rptr(OCSP_REQUEST),
  26                                       (ASN1_VALUE *)req);
  27     OCSP_REQ_CTX *res =
  28         HTTP_REQ_CTX_new(io, io, 0 /* no HTTP proxy used */, NULL, NULL, path,
  29                          NULL /* headers */, "application/ocsp-request",
  30                          req_mem /* may be NULL */,
  31                          maxline, 0 /* default max_resp_len */,
  32                          0 /* no timeout, blocking indefinite */, NULL,
  33                          1 /* expect_asn1 */);
  34     BIO_free(req_mem);
  35     return res;
  36 }
  37
  38 int OCSP_sendreq_nbio(OCSP_RESPONSE **presp, OCSP_REQ_CTX *rctx)
  39 {
  40     *presp = (OCSP_RESPONSE *)
  41         OCSP_REQ_CTX_nbio_d2i(rctx, ASN1_ITEM_rptr(OCSP_RESPONSE));
  42     return *presp != NULL;
  43 }
  44
  45 OCSP_RESPONSE *OCSP_sendreq_bio(BIO *b, const char *path, OCSP_REQUEST *req)
  46 {
  47     OCSP_RESPONSE *resp = NULL;
  48     OCSP_REQ_CTX *ctx;
  49     int rv;
  50
  51     ctx = OCSP_sendreq_new(b, path, req, -1 /* default max resp line length */);
  52     if (ctx == NULL)
  53         return NULL;
  54
  55     rv = OCSP_sendreq_nbio(&resp, ctx);
  56
  57     /* this indirectly calls ERR_clear_error(): */
  58     OCSP_REQ_CTX_free(ctx);
  59
  60     return rv == 1 ? resp : NULL;
  61 }
  62 #endif /* !defined(OPENSSL_NO_OCSP) */