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Annotation of embedaddon/curl/src/tool_libinfo.c, revision 1.1.1.1

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: }