1 | #ifndef HEADER_CURL_SSLUSE_H
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2 | #define HEADER_CURL_SSLUSE_H
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3 | /***************************************************************************
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4 | * _ _ ____ _
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5 | * Project ___| | | | _ \| |
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6 | * / __| | | | |_) | |
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7 | * | (__| |_| | _ <| |___
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8 | * \___|\___/|_| \_\_____|
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9 | *
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10 | * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
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11 | *
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12 | * This software is licensed as described in the file COPYING, which
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13 | * you should have received as part of this distribution. The terms
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14 | * are also available at https://curl.haxx.se/docs/copyright.html.
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15 | *
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16 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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17 | * copies of the Software, and permit persons to whom the Software is
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18 | * furnished to do so, under the terms of the COPYING file.
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19 | *
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20 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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21 | * KIND, either express or implied.
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22 | *
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23 | ***************************************************************************/
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24 |
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25 | #include "curl_setup.h"
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26 |
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27 | #ifdef USE_OPENSSL
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28 | /*
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29 | * This header should only be needed to get included by vtls.c and openssl.c
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30 | */
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31 |
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32 | #include "urldata.h"
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33 |
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34 | CURLcode Curl_ossl_connect(struct connectdata *conn, int sockindex);
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35 | CURLcode Curl_ossl_connect_nonblocking(struct connectdata *conn,
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36 | int sockindex,
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37 | bool *done);
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38 |
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39 | /* close a SSL connection */
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40 | void Curl_ossl_close(struct connectdata *conn, int sockindex);
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41 |
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42 | /* tell OpenSSL to close down all open information regarding connections (and
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43 | thus session ID caching etc) */
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44 | void Curl_ossl_close_all(struct SessionHandle *data);
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45 |
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46 | /* Sets an OpenSSL engine */
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47 | CURLcode Curl_ossl_set_engine(struct SessionHandle *data, const char *engine);
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48 |
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49 | /* function provided for the generic SSL-layer, called when a session id
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50 | should be freed */
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51 | void Curl_ossl_session_free(void *ptr);
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52 |
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53 | /* Sets engine as default for all SSL operations */
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54 | CURLcode Curl_ossl_set_engine_default(struct SessionHandle *data);
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55 |
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56 | /* Build list of OpenSSL engines */
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57 | struct curl_slist *Curl_ossl_engines_list(struct SessionHandle *data);
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58 |
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59 | int Curl_ossl_init(void);
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60 | void Curl_ossl_cleanup(void);
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61 |
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62 | size_t Curl_ossl_version(char *buffer, size_t size);
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63 | int Curl_ossl_check_cxn(struct connectdata *cxn);
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64 | int Curl_ossl_shutdown(struct connectdata *conn, int sockindex);
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65 | bool Curl_ossl_data_pending(const struct connectdata *conn,
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66 | int connindex);
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67 |
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68 | /* return 0 if a find random is filled in */
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69 | int Curl_ossl_random(struct SessionHandle *data, unsigned char *entropy,
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70 | size_t length);
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71 | void Curl_ossl_md5sum(unsigned char *tmp, /* input */
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72 | size_t tmplen,
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73 | unsigned char *md5sum /* output */,
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74 | size_t unused);
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75 | void Curl_ossl_sha256sum(const unsigned char *tmp, /* input */
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76 | size_t tmplen,
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77 | unsigned char *sha256sum /* output */,
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78 | size_t unused);
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79 |
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80 | bool Curl_ossl_cert_status_request(void);
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81 |
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82 | /* Set the API backend definition to OpenSSL */
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83 | #define CURL_SSL_BACKEND CURLSSLBACKEND_OPENSSL
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84 |
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85 | /* this backend supports the CAPATH option */
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86 | #define have_curlssl_ca_path 1
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87 |
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88 | /* this backend supports CURLOPT_CERTINFO */
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89 | #define have_curlssl_certinfo 1
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90 |
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91 | /* this backend suppots CURLOPT_SSL_CTX_* */
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92 | #define have_curlssl_ssl_ctx 1
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93 |
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94 | /* API setup for OpenSSL */
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95 | #define curlssl_init Curl_ossl_init
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96 | #define curlssl_cleanup Curl_ossl_cleanup
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97 | #define curlssl_connect Curl_ossl_connect
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98 | #define curlssl_connect_nonblocking Curl_ossl_connect_nonblocking
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99 | #define curlssl_session_free(x) Curl_ossl_session_free(x)
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100 | #define curlssl_close_all Curl_ossl_close_all
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101 | #define curlssl_close Curl_ossl_close
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102 | #define curlssl_shutdown(x,y) Curl_ossl_shutdown(x,y)
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103 | #define curlssl_set_engine(x,y) Curl_ossl_set_engine(x,y)
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104 | #define curlssl_set_engine_default(x) Curl_ossl_set_engine_default(x)
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105 | #define curlssl_engines_list(x) Curl_ossl_engines_list(x)
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106 | #define curlssl_version Curl_ossl_version
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107 | #define curlssl_check_cxn Curl_ossl_check_cxn
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108 | #define curlssl_data_pending(x,y) Curl_ossl_data_pending(x,y)
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109 | #define curlssl_random(x,y,z) Curl_ossl_random(x,y,z)
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110 | #define curlssl_md5sum(a,b,c,d) Curl_ossl_md5sum(a,b,c,d)
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111 | #if (OPENSSL_VERSION_NUMBER >= 0x0090800fL) && !defined(OPENSSL_NO_SHA256)
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112 | #define curlssl_sha256sum(a,b,c,d) Curl_ossl_sha256sum(a,b,c,d)
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113 | #endif
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114 | #define curlssl_cert_status_request() Curl_ossl_cert_status_request()
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115 |
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116 | #define DEFAULT_CIPHER_SELECTION \
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117 | "ALL:!EXPORT:!EXPORT40:!EXPORT56:!aNULL:!LOW:!RC4:@STRENGTH"
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118 |
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119 | #endif /* USE_OPENSSL */
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120 | #endif /* HEADER_CURL_SSLUSE_H */
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