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    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: }