Annotation of embedaddon/curl/src/tool_libinfo.c, revision 1.1

1.1     ! misho       1: /***************************************************************************
        !             2:  *                                  _   _ ____  _
        !             3:  *  Project                     ___| | | |  _ \| |
        !             4:  *                             / __| | | | |_) | |
        !             5:  *                            | (__| |_| |  _ <| |___
        !             6:  *                             \___|\___/|_| \_\_____|
        !             7:  *
        !             8:  * Copyright (C) 1998 - 2019, 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.haxx.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:  ***************************************************************************/
        !            22: #include "tool_setup.h"
        !            23: 
        !            24: #include "strcase.h"
        !            25: 
        !            26: #define ENABLE_CURLX_PRINTF
        !            27: /* use our own printf() functions */
        !            28: #include "curlx.h"
        !            29: 
        !            30: #include "tool_libinfo.h"
        !            31: 
        !            32: #include "memdebug.h" /* keep this as LAST include */
        !            33: 
        !            34: /* global variable definitions, for libcurl run-time info */
        !            35: 
        !            36: curl_version_info_data *curlinfo = NULL;
        !            37: long built_in_protos = 0;
        !            38: 
        !            39: /*
        !            40:  * libcurl_info_init: retrieves run-time information about libcurl,
        !            41:  * setting a global pointer 'curlinfo' to libcurl's run-time info
        !            42:  * struct, and a global bit pattern 'built_in_protos' composed of
        !            43:  * CURLPROTO_* bits indicating which protocols are actually built
        !            44:  * into library being used.
        !            45:  */
        !            46: 
        !            47: CURLcode get_libcurl_info(void)
        !            48: {
        !            49:   static struct proto_name_pattern {
        !            50:     const char *proto_name;
        !            51:     long        proto_pattern;
        !            52:   } const possibly_built_in[] = {
        !            53:     { "dict",   CURLPROTO_DICT   },
        !            54:     { "file",   CURLPROTO_FILE   },
        !            55:     { "ftp",    CURLPROTO_FTP    },
        !            56:     { "ftps",   CURLPROTO_FTPS   },
        !            57:     { "gopher", CURLPROTO_GOPHER },
        !            58:     { "http",   CURLPROTO_HTTP   },
        !            59:     { "https",  CURLPROTO_HTTPS  },
        !            60:     { "imap",   CURLPROTO_IMAP   },
        !            61:     { "imaps",  CURLPROTO_IMAPS  },
        !            62:     { "ldap",   CURLPROTO_LDAP   },
        !            63:     { "ldaps",  CURLPROTO_LDAPS  },
        !            64:     { "pop3",   CURLPROTO_POP3   },
        !            65:     { "pop3s",  CURLPROTO_POP3S  },
        !            66:     { "rtmp",   CURLPROTO_RTMP   },
        !            67:     { "rtsp",   CURLPROTO_RTSP   },
        !            68:     { "scp",    CURLPROTO_SCP    },
        !            69:     { "sftp",   CURLPROTO_SFTP   },
        !            70:     { "smb",    CURLPROTO_SMB    },
        !            71:     { "smbs",   CURLPROTO_SMBS   },
        !            72:     { "smtp",   CURLPROTO_SMTP   },
        !            73:     { "smtps",  CURLPROTO_SMTPS  },
        !            74:     { "telnet", CURLPROTO_TELNET },
        !            75:     { "tftp",   CURLPROTO_TFTP   },
        !            76:     {  NULL,    0                }
        !            77:   };
        !            78: 
        !            79:   const char *const *proto;
        !            80: 
        !            81:   /* Pointer to libcurl's run-time version information */
        !            82:   curlinfo = curl_version_info(CURLVERSION_NOW);
        !            83:   if(!curlinfo)
        !            84:     return CURLE_FAILED_INIT;
        !            85: 
        !            86:   /* Build CURLPROTO_* bit pattern with libcurl's built-in protocols */
        !            87:   built_in_protos = 0;
        !            88:   if(curlinfo->protocols) {
        !            89:     for(proto = curlinfo->protocols; *proto; proto++) {
        !            90:       struct proto_name_pattern const *p;
        !            91:       for(p = possibly_built_in; p->proto_name; p++) {
        !            92:         if(curl_strequal(*proto, p->proto_name)) {
        !            93:           built_in_protos |= p->proto_pattern;
        !            94:           break;
        !            95:         }
        !            96:       }
        !            97:     }
        !            98:   }
        !            99: 
        !           100:   return CURLE_OK;
        !           101: }

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