[331] | 1 | /***************************************************************************
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| 2 | * _ _ ____ _
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| 3 | * Project ___| | | | _ \| |
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| 4 | * / __| | | | |_) | |
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| 5 | * | (__| |_| | _ <| |___
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| 6 | * \___|\___/|_| \_\_____|
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| 7 | *
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| 8 | * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
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| 9 | *
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| 10 | * This software is licensed as described in the file COPYING, which
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| 11 | * you should have received as part of this distribution. The terms
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| 12 | * are also available at https://curl.haxx.se/docs/copyright.html.
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| 13 | *
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| 14 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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| 15 | * copies of the Software, and permit persons to whom the Software is
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| 16 | * furnished to do so, under the terms of the COPYING file.
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| 17 | *
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| 18 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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| 19 | * KIND, either express or implied.
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| 20 | *
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| 21 | ***************************************************************************/
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| 22 | #include "tool_setup.h"
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| 23 |
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| 24 | #ifndef CURL_DISABLE_LIBCURL_OPTION
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| 25 |
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| 26 | #define ENABLE_CURLX_PRINTF
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| 27 | /* use our own printf() functions */
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| 28 | #include "curlx.h"
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| 29 |
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| 30 | #include "tool_cfgable.h"
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| 31 | #include "tool_easysrc.h"
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| 32 | #include "tool_setopt.h"
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| 33 | #include "tool_convert.h"
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| 34 |
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| 35 | #include "mime.h"
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| 36 | #include "memdebug.h" /* keep this as LAST include */
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| 37 |
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| 38 | /* Lookup tables for converting setopt values back to symbols */
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| 39 | /* For enums, values may be in any order. */
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| 40 | /* For bit masks, put combinations first, then single bits, */
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| 41 | /* and finally any "NONE" value. */
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| 42 |
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| 43 | #define NV(e) {#e, e}
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| 44 | #define NV1(e, v) {#e, (v)}
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| 45 | #define NVEND {NULL, 0} /* sentinel to mark end of list */
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| 46 |
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| 47 | const NameValue setopt_nv_CURLPROXY[] = {
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| 48 | NV(CURLPROXY_HTTP),
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| 49 | NV(CURLPROXY_HTTP_1_0),
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| 50 | NV(CURLPROXY_HTTPS),
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| 51 | NV(CURLPROXY_SOCKS4),
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| 52 | NV(CURLPROXY_SOCKS5),
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| 53 | NV(CURLPROXY_SOCKS4A),
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| 54 | NV(CURLPROXY_SOCKS5_HOSTNAME),
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| 55 | NVEND,
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| 56 | };
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| 57 |
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| 58 | const NameValue setopt_nv_CURL_SOCKS_PROXY[] = {
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| 59 | NV(CURLPROXY_SOCKS4),
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| 60 | NV(CURLPROXY_SOCKS5),
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| 61 | NV(CURLPROXY_SOCKS4A),
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| 62 | NV(CURLPROXY_SOCKS5_HOSTNAME),
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| 63 | NVEND,
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| 64 | };
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| 65 |
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| 66 | const NameValueUnsigned setopt_nv_CURLAUTH[] = {
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| 67 | NV(CURLAUTH_ANY), /* combination */
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| 68 | NV(CURLAUTH_ANYSAFE), /* combination */
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| 69 | NV(CURLAUTH_BASIC),
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| 70 | NV(CURLAUTH_DIGEST),
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| 71 | NV(CURLAUTH_GSSNEGOTIATE),
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| 72 | NV(CURLAUTH_NTLM),
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| 73 | NV(CURLAUTH_DIGEST_IE),
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| 74 | NV(CURLAUTH_NTLM_WB),
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| 75 | NV(CURLAUTH_ONLY),
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| 76 | NV(CURLAUTH_NONE),
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| 77 | NVEND,
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| 78 | };
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| 79 |
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| 80 | const NameValue setopt_nv_CURL_HTTP_VERSION[] = {
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| 81 | NV(CURL_HTTP_VERSION_NONE),
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| 82 | NV(CURL_HTTP_VERSION_1_0),
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| 83 | NV(CURL_HTTP_VERSION_1_1),
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| 84 | NV(CURL_HTTP_VERSION_2_0),
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| 85 | NV(CURL_HTTP_VERSION_2TLS),
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| 86 | NVEND,
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| 87 | };
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| 88 |
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| 89 | const NameValue setopt_nv_CURL_SSLVERSION[] = {
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| 90 | NV(CURL_SSLVERSION_DEFAULT),
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| 91 | NV(CURL_SSLVERSION_TLSv1),
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| 92 | NV(CURL_SSLVERSION_SSLv2),
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| 93 | NV(CURL_SSLVERSION_SSLv3),
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| 94 | NV(CURL_SSLVERSION_TLSv1_0),
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| 95 | NV(CURL_SSLVERSION_TLSv1_1),
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| 96 | NV(CURL_SSLVERSION_TLSv1_2),
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| 97 | NV(CURL_SSLVERSION_TLSv1_3),
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| 98 | NVEND,
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| 99 | };
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| 100 |
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| 101 | const NameValue setopt_nv_CURL_TIMECOND[] = {
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| 102 | NV(CURL_TIMECOND_IFMODSINCE),
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| 103 | NV(CURL_TIMECOND_IFUNMODSINCE),
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| 104 | NV(CURL_TIMECOND_LASTMOD),
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| 105 | NV(CURL_TIMECOND_NONE),
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| 106 | NVEND,
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| 107 | };
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| 108 |
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| 109 | const NameValue setopt_nv_CURLFTPSSL_CCC[] = {
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| 110 | NV(CURLFTPSSL_CCC_NONE),
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| 111 | NV(CURLFTPSSL_CCC_PASSIVE),
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| 112 | NV(CURLFTPSSL_CCC_ACTIVE),
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| 113 | NVEND,
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| 114 | };
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| 115 |
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| 116 | const NameValue setopt_nv_CURLUSESSL[] = {
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| 117 | NV(CURLUSESSL_NONE),
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| 118 | NV(CURLUSESSL_TRY),
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| 119 | NV(CURLUSESSL_CONTROL),
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| 120 | NV(CURLUSESSL_ALL),
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| 121 | NVEND,
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| 122 | };
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| 123 |
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| 124 | const NameValueUnsigned setopt_nv_CURLSSLOPT[] = {
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| 125 | NV(CURLSSLOPT_ALLOW_BEAST),
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| 126 | NV(CURLSSLOPT_NO_REVOKE),
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| 127 | NVEND,
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| 128 | };
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| 129 |
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| 130 | const NameValue setopt_nv_CURL_NETRC[] = {
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| 131 | NV(CURL_NETRC_IGNORED),
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| 132 | NV(CURL_NETRC_OPTIONAL),
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| 133 | NV(CURL_NETRC_REQUIRED),
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| 134 | NVEND,
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| 135 | };
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| 136 |
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| 137 | /* These mappings essentially triplicated - see
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| 138 | * tool_libinfo.c and tool_paramhlp.c */
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| 139 | const NameValue setopt_nv_CURLPROTO[] = {
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| 140 | NV(CURLPROTO_ALL), /* combination */
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| 141 | NV(CURLPROTO_DICT),
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| 142 | NV(CURLPROTO_FILE),
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| 143 | NV(CURLPROTO_FTP),
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| 144 | NV(CURLPROTO_FTPS),
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| 145 | NV(CURLPROTO_GOPHER),
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| 146 | NV(CURLPROTO_HTTP),
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| 147 | NV(CURLPROTO_HTTPS),
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| 148 | NV(CURLPROTO_IMAP),
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| 149 | NV(CURLPROTO_IMAPS),
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| 150 | NV(CURLPROTO_LDAP),
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| 151 | NV(CURLPROTO_LDAPS),
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| 152 | NV(CURLPROTO_POP3),
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| 153 | NV(CURLPROTO_POP3S),
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| 154 | NV(CURLPROTO_RTSP),
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| 155 | NV(CURLPROTO_SCP),
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| 156 | NV(CURLPROTO_SFTP),
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| 157 | NV(CURLPROTO_SMB),
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| 158 | NV(CURLPROTO_SMBS),
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| 159 | NV(CURLPROTO_SMTP),
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| 160 | NV(CURLPROTO_SMTPS),
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| 161 | NV(CURLPROTO_TELNET),
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| 162 | NV(CURLPROTO_TFTP),
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| 163 | NVEND,
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| 164 | };
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| 165 |
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| 166 | /* These options have non-zero default values. */
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| 167 | static const NameValue setopt_nv_CURLNONZERODEFAULTS[] = {
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| 168 | NV1(CURLOPT_SSL_VERIFYPEER, 1),
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| 169 | NV1(CURLOPT_SSL_VERIFYHOST, 1),
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| 170 | NV1(CURLOPT_SSL_ENABLE_NPN, 1),
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| 171 | NV1(CURLOPT_SSL_ENABLE_ALPN, 1),
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| 172 | NV1(CURLOPT_TCP_NODELAY, 1),
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| 173 | NV1(CURLOPT_PROXY_SSL_VERIFYPEER, 1),
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| 174 | NV1(CURLOPT_PROXY_SSL_VERIFYHOST, 1),
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| 175 | NV1(CURLOPT_SOCKS5_AUTH, 1),
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| 176 | NVEND
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| 177 | };
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| 178 |
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| 179 | /* Format and add code; jump to nomem on malloc error */
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| 180 | #define ADD(args) do { \
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| 181 | ret = easysrc_add args; \
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| 182 | if(ret) \
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| 183 | goto nomem; \
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| 184 | } WHILE_FALSE
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| 185 | #define ADDF(args) do { \
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| 186 | ret = easysrc_addf args; \
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| 187 | if(ret) \
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| 188 | goto nomem; \
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| 189 | } WHILE_FALSE
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| 190 |
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| 191 | #define DECL0(s) ADD((&easysrc_decl, s))
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| 192 | #define DECL1(f,a) ADDF((&easysrc_decl, f,a))
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| 193 |
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| 194 | #define DATA0(s) ADD((&easysrc_data, s))
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| 195 | #define DATA1(f,a) ADDF((&easysrc_data, f,a))
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| 196 | #define DATA2(f,a,b) ADDF((&easysrc_data, f,a,b))
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| 197 | #define DATA3(f,a,b,c) ADDF((&easysrc_data, f,a,b,c))
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| 198 |
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| 199 | #define CODE0(s) ADD((&easysrc_code, s))
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| 200 | #define CODE1(f,a) ADDF((&easysrc_code, f,a))
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| 201 | #define CODE2(f,a,b) ADDF((&easysrc_code, f,a,b))
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| 202 | #define CODE3(f,a,b,c) ADDF((&easysrc_code, f,a,b,c))
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| 203 |
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| 204 | #define CLEAN0(s) ADD((&easysrc_clean, s))
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| 205 | #define CLEAN1(f,a) ADDF((&easysrc_clean, f,a))
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| 206 |
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| 207 | #define REM0(s) ADD((&easysrc_toohard, s))
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| 208 | #define REM1(f,a) ADDF((&easysrc_toohard, f,a))
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| 209 | #define REM2(f,a,b) ADDF((&easysrc_toohard, f,a,b))
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| 210 |
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| 211 | /* Escape string to C string syntax. Return NULL if out of memory.
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| 212 | * Is this correct for those wacky EBCDIC guys? */
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| 213 | static char *c_escape(const char *str, size_t len)
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| 214 | {
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| 215 | const char *s;
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| 216 | unsigned char c;
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| 217 | char *escaped, *e;
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| 218 |
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| 219 | if(len == CURL_ZERO_TERMINATED)
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| 220 | len = strlen(str);
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| 221 |
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| 222 | /* Check for possible overflow. */
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| 223 | if(len > (~(size_t) 0) / 4)
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| 224 | return NULL;
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| 225 |
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| 226 | /* Allocate space based on worst-case */
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| 227 | escaped = malloc(4 * len + 1);
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| 228 | if(!escaped)
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| 229 | return NULL;
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| 230 |
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| 231 | e = escaped;
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| 232 | for(s = str; (c = *s) != '\0'; s++) {
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| 233 | if(c == '\n') {
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| 234 | strcpy(e, "\\n");
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| 235 | e += 2;
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| 236 | }
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| 237 | else if(c == '\r') {
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| 238 | strcpy(e, "\\r");
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| 239 | e += 2;
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| 240 | }
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| 241 | else if(c == '\t') {
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| 242 | strcpy(e, "\\t");
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| 243 | e += 2;
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| 244 | }
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| 245 | else if(c == '\\') {
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| 246 | strcpy(e, "\\\\");
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| 247 | e += 2;
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| 248 | }
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| 249 | else if(c == '"') {
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| 250 | strcpy(e, "\\\"");
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| 251 | e += 2;
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| 252 | }
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| 253 | else if(! isprint(c)) {
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| 254 | snprintf(e, 5, "\\%03o", (unsigned)c);
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| 255 | e += 4;
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| 256 | }
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| 257 | else
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| 258 | *e++ = c;
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| 259 | }
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| 260 | *e = '\0';
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| 261 | return escaped;
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| 262 | }
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| 263 |
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| 264 | /* setopt wrapper for enum types */
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| 265 | CURLcode tool_setopt_enum(CURL *curl, struct GlobalConfig *config,
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| 266 | const char *name, CURLoption tag,
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| 267 | const NameValue *nvlist, long lval)
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| 268 | {
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| 269 | CURLcode ret = CURLE_OK;
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| 270 | bool skip = FALSE;
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| 271 |
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| 272 | ret = curl_easy_setopt(curl, tag, lval);
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| 273 | if(!lval)
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| 274 | skip = TRUE;
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| 275 |
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| 276 | if(config->libcurl && !skip && !ret) {
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| 277 | /* we only use this for real if --libcurl was used */
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| 278 | const NameValue *nv = NULL;
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| 279 | for(nv = nvlist; nv->name; nv++) {
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| 280 | if(nv->value == lval) break; /* found it */
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| 281 | }
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| 282 | if(! nv->name) {
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| 283 | /* If no definition was found, output an explicit value.
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| 284 | * This could happen if new values are defined and used
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| 285 | * but the NameValue list is not updated. */
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| 286 | CODE2("curl_easy_setopt(hnd, %s, %ldL);", name, lval);
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| 287 | }
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| 288 | else {
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| 289 | CODE2("curl_easy_setopt(hnd, %s, (long)%s);", name, nv->name);
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| 290 | }
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| 291 | }
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| 292 |
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| 293 | nomem:
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| 294 | return ret;
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| 295 | }
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| 296 |
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| 297 | /* setopt wrapper for flags */
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| 298 | CURLcode tool_setopt_flags(CURL *curl, struct GlobalConfig *config,
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| 299 | const char *name, CURLoption tag,
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| 300 | const NameValue *nvlist, long lval)
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| 301 | {
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| 302 | CURLcode ret = CURLE_OK;
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| 303 | bool skip = FALSE;
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| 304 |
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| 305 | ret = curl_easy_setopt(curl, tag, lval);
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| 306 | if(!lval)
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| 307 | skip = TRUE;
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| 308 |
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| 309 | if(config->libcurl && !skip && !ret) {
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| 310 | /* we only use this for real if --libcurl was used */
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| 311 | char preamble[80]; /* should accommodate any symbol name */
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| 312 | long rest = lval; /* bits not handled yet */
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| 313 | const NameValue *nv = NULL;
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| 314 | snprintf(preamble, sizeof(preamble),
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| 315 | "curl_easy_setopt(hnd, %s, ", name);
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| 316 | for(nv = nvlist; nv->name; nv++) {
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| 317 | if((nv->value & ~ rest) == 0) {
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| 318 | /* all value flags contained in rest */
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| 319 | rest &= ~ nv->value; /* remove bits handled here */
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| 320 | CODE3("%s(long)%s%s",
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| 321 | preamble, nv->name, rest ? " |" : ");");
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| 322 | if(!rest)
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| 323 | break; /* handled them all */
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| 324 | /* replace with all spaces for continuation line */
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| 325 | snprintf(preamble, sizeof(preamble), "%*s", strlen(preamble), "");
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| 326 | }
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| 327 | }
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| 328 | /* If any bits have no definition, output an explicit value.
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| 329 | * This could happen if new bits are defined and used
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| 330 | * but the NameValue list is not updated. */
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| 331 | if(rest)
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| 332 | CODE2("%s%ldL);", preamble, rest);
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| 333 | }
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| 334 |
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| 335 | nomem:
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| 336 | return ret;
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| 337 | }
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| 338 |
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| 339 | /* setopt wrapper for bitmasks */
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| 340 | CURLcode tool_setopt_bitmask(CURL *curl, struct GlobalConfig *config,
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| 341 | const char *name, CURLoption tag,
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| 342 | const NameValueUnsigned *nvlist,
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| 343 | long lval)
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| 344 | {
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| 345 | CURLcode ret = CURLE_OK;
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| 346 | bool skip = FALSE;
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| 347 |
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| 348 | ret = curl_easy_setopt(curl, tag, lval);
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| 349 | if(!lval)
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| 350 | skip = TRUE;
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| 351 |
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| 352 | if(config->libcurl && !skip && !ret) {
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| 353 | /* we only use this for real if --libcurl was used */
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| 354 | char preamble[80];
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| 355 | unsigned long rest = (unsigned long)lval;
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| 356 | const NameValueUnsigned *nv = NULL;
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| 357 | snprintf(preamble, sizeof(preamble),
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| 358 | "curl_easy_setopt(hnd, %s, ", name);
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| 359 | for(nv = nvlist; nv->name; nv++) {
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| 360 | if((nv->value & ~ rest) == 0) {
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| 361 | /* all value flags contained in rest */
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| 362 | rest &= ~ nv->value; /* remove bits handled here */
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| 363 | CODE3("%s(long)%s%s",
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| 364 | preamble, nv->name, rest ? " |" : ");");
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| 365 | if(!rest)
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| 366 | break; /* handled them all */
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| 367 | /* replace with all spaces for continuation line */
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| 368 | snprintf(preamble, sizeof(preamble), "%*s", strlen(preamble), "");
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| 369 | }
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| 370 | }
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| 371 | /* If any bits have no definition, output an explicit value.
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| 372 | * This could happen if new bits are defined and used
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| 373 | * but the NameValue list is not updated. */
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| 374 | if(rest)
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| 375 | CODE2("%s%luUL);", preamble, rest);
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| 376 | }
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| 377 |
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| 378 | nomem:
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| 379 | return ret;
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| 380 | }
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| 381 |
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| 382 | /* Generate code for a struct curl_slist. */
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| 383 | static CURLcode libcurl_generate_slist(struct curl_slist *slist, int *slistno)
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| 384 | {
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| 385 | CURLcode ret = CURLE_OK;
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| 386 | char *escaped = NULL;
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| 387 |
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| 388 | /* May need several slist variables, so invent name */
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| 389 | *slistno = ++easysrc_slist_count;
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| 390 |
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| 391 | DECL1("struct curl_slist *slist%d;", *slistno);
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| 392 | DATA1("slist%d = NULL;", *slistno);
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| 393 | CLEAN1("curl_slist_free_all(slist%d);", *slistno);
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| 394 | CLEAN1("slist%d = NULL;", *slistno);
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| 395 | for(; slist; slist = slist->next) {
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| 396 | Curl_safefree(escaped);
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| 397 | escaped = c_escape(slist->data, CURL_ZERO_TERMINATED);
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| 398 | if(!escaped)
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| 399 | return CURLE_OUT_OF_MEMORY;
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| 400 | DATA3("slist%d = curl_slist_append(slist%d, \"%s\");",
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| 401 | *slistno, *slistno, escaped);
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| 402 | }
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| 403 |
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| 404 | nomem:
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| 405 | Curl_safefree(escaped);
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| 406 | return ret;
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| 407 | }
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| 408 |
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| 409 | /* Generate source code for a mime structure. */
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| 410 | static CURLcode libcurl_generate_mime(curl_mime *mime, int *mimeno)
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| 411 | {
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| 412 | CURLcode ret = CURLE_OK;
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| 413 | int i;
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| 414 | curl_off_t size;
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| 415 | curl_mimepart *part;
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| 416 | char *filename;
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| 417 | char *escaped = NULL;
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| 418 | char *cp;
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| 419 | char *data;
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| 420 |
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| 421 | /* May need several mime variables, so invent name */
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| 422 | *mimeno = ++easysrc_mime_count;
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| 423 |
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| 424 | DECL1("curl_mime *mime%d;", *mimeno);
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| 425 | DATA1("mime%d = NULL;", *mimeno);
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| 426 | CODE1("mime%d = curl_mime_init(hnd);", *mimeno);
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| 427 | CLEAN1("curl_mime_free(mime%d);", *mimeno);
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| 428 | CLEAN1("mime%d = NULL;", *mimeno);
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| 429 | if(mime->firstpart) {
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| 430 | DECL1("curl_mimepart *part%d;", *mimeno);
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| 431 | for(part = mime->firstpart; part; part = part->nextpart) {
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| 432 | CODE2("part%d = curl_mime_addpart(mime%d);", *mimeno, *mimeno);
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| 433 | filename = part->filename;
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| 434 | switch(part->kind) {
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| 435 | case MIMEKIND_FILE:
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| 436 | Curl_safefree(escaped);
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| 437 | escaped = c_escape(part->data, CURL_ZERO_TERMINATED);
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| 438 | if(!escaped)
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| 439 | return CURLE_OUT_OF_MEMORY;
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| 440 | CODE2("curl_mime_filedata(part%d, \"%s\");", *mimeno, escaped);
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| 441 | if(!filename)
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| 442 | CODE1("curl_mime_filename(part%d, NULL);", *mimeno);
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| 443 | else {
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| 444 | /* Fast check to see if remote file name is base name. */
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| 445 | filename = part->data;
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| 446 | for(cp = filename; *cp; cp++)
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| 447 | if(*cp == '/' || *cp == '\\')
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| 448 | filename = cp + 1;
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| 449 | if(!part->filename || !strcmp(filename, part->filename))
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| 450 | filename = NULL;
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| 451 | else
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| 452 | filename = part->filename;
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| 453 | }
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| 454 | break;
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| 455 | case MIMEKIND_CALLBACK:
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| 456 | /* Can only be reading stdin in the current context. */
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| 457 | CODE1("curl_mime_data_cb(part%d, -1, (curl_read_callback) fread, \\",
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| 458 | *mimeno);
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| 459 | CODE0(" (curl_seek_callback) fseek, NULL, stdin);");
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| 460 | break;
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| 461 | case MIMEKIND_DATA:
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| 462 | #ifdef CURL_DOES_CONVERSIONS
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| 463 | /* Data is stored in ASCII and we want in in the host character
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| 464 | code. Convert it back for output. */
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| 465 | data = malloc(part->datasize + 1);
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| 466 | if(!data) {
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| 467 | ret = CURLE_OUT_OF_MEMORY;
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| 468 | goto nomem;
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| 469 | }
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| 470 | memcpy(data, part->data, part->datasize + 1);
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| 471 | ret = convert_from_network(data, strlen(data));
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| 472 | if(ret) {
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| 473 | Curl_safefree(data);
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| 474 | goto nomem;
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| 475 | }
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| 476 | #else
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| 477 | data = part->data;
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| 478 | #endif
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| 479 |
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| 480 | /* Are there any nul byte in data? */
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| 481 | for(cp = data; *cp; cp++)
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| 482 | ;
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| 483 | size = (cp == data + part->datasize)? (curl_off_t) -1: part->datasize;
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| 484 | Curl_safefree(escaped);
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| 485 | escaped = c_escape(data, (size_t) part->datasize);
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| 486 | #ifdef CURL_DOES_CONVERSIONS
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| 487 | Curl_safefree(data);
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| 488 | #endif
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| 489 | if(!escaped)
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| 490 | return CURLE_OUT_OF_MEMORY;
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| 491 | if(size >= 0)
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| 492 | CODE3("curl_mime_data(part%d, \"%s\", %" CURL_FORMAT_CURL_OFF_T ");",
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| 493 | *mimeno, escaped, size);
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| 494 | else
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| 495 | CODE2("curl_mime_data(part%d, \"%s\", CURL_ZERO_TERMINATED);",
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| 496 | *mimeno, escaped);
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| 497 | break;
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| 498 | case MIMEKIND_MULTIPART:
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| 499 | ret = libcurl_generate_mime(part->arg, &i);
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| 500 | if(ret)
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| 501 | goto nomem;
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| 502 | CODE2("curl_mime_subparts(part%d, mime%d);", *mimeno, i);
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| 503 | CODE1("mime%d = NULL;", i); /* Avoid freeing in CLEAN sequence. */
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| 504 | break;
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| 505 | default:
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| 506 | /* Other cases not possible in this context. */
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| 507 | break;
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| 508 | }
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| 509 |
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| 510 | if(part->encoder) {
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| 511 | Curl_safefree(escaped);
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| 512 | escaped = c_escape(part->encoder->name, CURL_ZERO_TERMINATED);
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| 513 | if(!escaped)
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| 514 | return CURLE_OUT_OF_MEMORY;
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| 515 | CODE2("curl_mime_encoder(part%d, \"%s\");", *mimeno, escaped);
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| 516 | }
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| 517 |
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| 518 | if(filename) {
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| 519 | Curl_safefree(escaped);
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| 520 | escaped = c_escape(filename, CURL_ZERO_TERMINATED);
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| 521 | if(!escaped)
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| 522 | return CURLE_OUT_OF_MEMORY;
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| 523 | CODE2("curl_mime_filename(part%d, \"%s\");", *mimeno, escaped);
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| 524 | }
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| 525 |
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| 526 | if(part->name) {
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| 527 | Curl_safefree(escaped);
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| 528 | escaped = c_escape(part->name, CURL_ZERO_TERMINATED);
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| 529 | if(!escaped)
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| 530 | return CURLE_OUT_OF_MEMORY;
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| 531 | CODE2("curl_mime_name(part%d, \"%s\");", *mimeno, escaped);
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| 532 | }
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| 533 |
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| 534 | if(part->mimetype) {
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| 535 | Curl_safefree(escaped);
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| 536 | escaped = c_escape(part->mimetype, CURL_ZERO_TERMINATED);
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| 537 | if(!escaped)
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| 538 | return CURLE_OUT_OF_MEMORY;
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| 539 | CODE2("curl_mime_type(part%d, \"%s\");", *mimeno, escaped);
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| 540 | }
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| 541 |
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| 542 | if(part->userheaders) {
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| 543 | int ownership = part->flags & MIME_USERHEADERS_OWNER? 1: 0;
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| 544 |
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| 545 | ret = libcurl_generate_slist(part->userheaders, &i);
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| 546 | if(ret)
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| 547 | goto nomem;
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| 548 | CODE3("curl_mime_headers(part%d, slist%d, %d);",
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| 549 | *mimeno, i, ownership);
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| 550 | if(ownership)
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| 551 | CODE1("slist%d = NULL;", i); /* Prevent freeing in CLEAN sequence. */
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| 552 | }
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| 553 | }
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| 554 | }
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| 555 |
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| 556 | nomem:
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| 557 | Curl_safefree(escaped);
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| 558 | return ret;
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| 559 | }
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| 560 |
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| 561 | /* setopt wrapper for CURLOPT_MIMEPOST */
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| 562 | CURLcode tool_setopt_mimepost(CURL *curl, struct GlobalConfig *config,
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| 563 | const char *name, CURLoption tag,
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| 564 | curl_mime *mimepost)
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| 565 | {
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| 566 | CURLcode ret = CURLE_OK;
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| 567 |
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| 568 | ret = curl_easy_setopt(curl, tag, mimepost);
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| 569 |
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| 570 | if(config->libcurl && mimepost && !ret) {
|
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| 571 | int i;
|
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| 572 |
|
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| 573 | ret = libcurl_generate_mime(mimepost, &i);
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| 574 |
|
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| 575 | if(!ret)
|
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| 576 | CODE2("curl_easy_setopt(hnd, %s, mime%d);", name, i);
|
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| 577 | }
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| 578 |
|
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| 579 | nomem:
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| 580 | return ret;
|
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| 581 | }
|
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| 582 |
|
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| 583 | /* setopt wrapper for curl_slist options */
|
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| 584 | CURLcode tool_setopt_slist(CURL *curl, struct GlobalConfig *config,
|
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| 585 | const char *name, CURLoption tag,
|
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| 586 | struct curl_slist *list)
|
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| 587 | {
|
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| 588 | CURLcode ret = CURLE_OK;
|
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| 589 |
|
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| 590 | ret = curl_easy_setopt(curl, tag, list);
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| 591 |
|
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| 592 | if(config->libcurl && list && !ret) {
|
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| 593 | int i;
|
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| 594 |
|
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| 595 | ret = libcurl_generate_slist(list, &i);
|
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| 596 | if(!ret)
|
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| 597 | CODE2("curl_easy_setopt(hnd, %s, slist%d);", name, i);
|
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| 598 | }
|
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| 599 |
|
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| 600 | nomem:
|
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| 601 | return ret;
|
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| 602 | }
|
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| 603 |
|
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| 604 | /* generic setopt wrapper for all other options.
|
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| 605 | * Some type information is encoded in the tag value. */
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| 606 | CURLcode tool_setopt(CURL *curl, bool str, struct GlobalConfig *config,
|
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| 607 | const char *name, CURLoption tag, ...)
|
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| 608 | {
|
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| 609 | va_list arg;
|
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| 610 | char buf[256];
|
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| 611 | const char *value = NULL;
|
---|
| 612 | bool remark = FALSE;
|
---|
| 613 | bool skip = FALSE;
|
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| 614 | bool escape = FALSE;
|
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| 615 | char *escaped = NULL;
|
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| 616 | CURLcode ret = CURLE_OK;
|
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| 617 |
|
---|
| 618 | va_start(arg, tag);
|
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| 619 |
|
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| 620 | if(tag < CURLOPTTYPE_OBJECTPOINT) {
|
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| 621 | /* Value is expected to be a long */
|
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| 622 | long lval = va_arg(arg, long);
|
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| 623 | long defval = 0L;
|
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| 624 | const NameValue *nv = NULL;
|
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| 625 | for(nv = setopt_nv_CURLNONZERODEFAULTS; nv->name; nv++) {
|
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| 626 | if(!strcmp(name, nv->name)) {
|
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| 627 | defval = nv->value;
|
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| 628 | break; /* found it */
|
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| 629 | }
|
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| 630 | }
|
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| 631 |
|
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| 632 | snprintf(buf, sizeof(buf), "%ldL", lval);
|
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| 633 | value = buf;
|
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| 634 | ret = curl_easy_setopt(curl, tag, lval);
|
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| 635 | if(lval == defval)
|
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| 636 | skip = TRUE;
|
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| 637 | }
|
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| 638 | else if(tag < CURLOPTTYPE_OFF_T) {
|
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| 639 | /* Value is some sort of object pointer */
|
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| 640 | void *pval = va_arg(arg, void *);
|
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| 641 |
|
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| 642 | /* function pointers are never printable */
|
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| 643 | if(tag >= CURLOPTTYPE_FUNCTIONPOINT) {
|
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| 644 | if(pval) {
|
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| 645 | value = "functionpointer";
|
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| 646 | remark = TRUE;
|
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| 647 | }
|
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| 648 | else
|
---|
| 649 | skip = TRUE;
|
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| 650 | }
|
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| 651 |
|
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| 652 | else if(pval && str) {
|
---|
| 653 | value = (char *)pval;
|
---|
| 654 | escape = TRUE;
|
---|
| 655 | }
|
---|
| 656 | else if(pval) {
|
---|
| 657 | value = "objectpointer";
|
---|
| 658 | remark = TRUE;
|
---|
| 659 | }
|
---|
| 660 | else
|
---|
| 661 | skip = TRUE;
|
---|
| 662 |
|
---|
| 663 | ret = curl_easy_setopt(curl, tag, pval);
|
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| 664 |
|
---|
| 665 | }
|
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| 666 | else {
|
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| 667 | /* Value is expected to be curl_off_t */
|
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| 668 | curl_off_t oval = va_arg(arg, curl_off_t);
|
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| 669 | snprintf(buf, sizeof(buf),
|
---|
| 670 | "(curl_off_t)%" CURL_FORMAT_CURL_OFF_T, oval);
|
---|
| 671 | value = buf;
|
---|
| 672 | ret = curl_easy_setopt(curl, tag, oval);
|
---|
| 673 |
|
---|
| 674 | if(!oval)
|
---|
| 675 | skip = TRUE;
|
---|
| 676 | }
|
---|
| 677 |
|
---|
| 678 | va_end(arg);
|
---|
| 679 |
|
---|
| 680 | if(config->libcurl && !skip && !ret) {
|
---|
| 681 | /* we only use this for real if --libcurl was used */
|
---|
| 682 |
|
---|
| 683 | if(remark)
|
---|
| 684 | REM2("%s set to a %s", name, value);
|
---|
| 685 | else {
|
---|
| 686 | if(escape) {
|
---|
| 687 | escaped = c_escape(value, CURL_ZERO_TERMINATED);
|
---|
| 688 | if(!escaped) {
|
---|
| 689 | ret = CURLE_OUT_OF_MEMORY;
|
---|
| 690 | goto nomem;
|
---|
| 691 | }
|
---|
| 692 | CODE2("curl_easy_setopt(hnd, %s, \"%s\");", name, escaped);
|
---|
| 693 | }
|
---|
| 694 | else
|
---|
| 695 | CODE2("curl_easy_setopt(hnd, %s, %s);", name, value);
|
---|
| 696 | }
|
---|
| 697 | }
|
---|
| 698 |
|
---|
| 699 | nomem:
|
---|
| 700 | Curl_safefree(escaped);
|
---|
| 701 | return ret;
|
---|
| 702 | }
|
---|
| 703 |
|
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| 704 | #endif /* CURL_DISABLE_LIBCURL_OPTION */
|
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