| /***************************************************************************** |
| * _ _ ____ _ |
| * Project ___| | | | _ \| | |
| * / __| | | | |_) | | |
| * | (__| |_| | _ <| |___ |
| * \___|\___/|_| \_\_____| |
| * |
| * Copyright (C) 2000, Daniel Stenberg, <daniel@haxx.se>, et al. |
| * |
| * In order to be useful for every potential user, curl and libcurl are |
| * dual-licensed under the MPL and the MIT/X-derivate licenses. |
| * |
| * You may opt to use, copy, modify, merge, publish, distribute and/or sell |
| * copies of the Software, and permit persons to whom the Software is |
| * furnished to do so, under the terms of the MPL or the MIT/X-derivate |
| * licenses. You may pick one of these licenses. |
| * |
| * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
| * KIND, either express or implied. |
| * |
| * $Id$ |
| *****************************************************************************/ |
| |
| #include "setup.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #ifdef HAVE_SYS_TYPES_H |
| #include <sys/types.h> |
| #endif |
| #ifdef HAVE_UNISTD_H |
| #include <unistd.h> |
| #endif |
| #ifdef HAVE_PWD_H |
| #include <pwd.h> |
| #endif |
| #ifdef VMS |
| #include <unixlib.h> |
| #endif |
| |
| #include <curl/curl.h> |
| |
| #include "strequal.h" |
| #include "strtok.h" |
| |
| /* The last #include file should be: */ |
| #ifdef MALLOCDEBUG |
| #include "memdebug.h" |
| #endif |
| |
| /* Debug this single source file with: |
| 'make netrc' then run './netrc'! |
| |
| Oh, make sure you have a .netrc file too ;-) |
| */ |
| |
| /* Get user and password from .netrc when given a machine name */ |
| |
| enum { |
| NOTHING, |
| HOSTFOUND, /* the 'machine' keyword was found */ |
| HOSTCOMPLETE, /* the machine name following the keyword was found too */ |
| HOSTVALID, /* this is "our" machine! */ |
| |
| HOSTEND /* LAST enum */ |
| }; |
| |
| /* make sure we have room for at least this size: */ |
| #define LOGINSIZE 64 |
| #define PASSWORDSIZE 64 |
| |
| int Curl_parsenetrc(char *host, |
| char *login, |
| char *password) |
| { |
| FILE *file; |
| char netrcbuffer[256]; |
| int retcode=1; |
| |
| char *home = NULL; |
| int state=NOTHING; |
| |
| char state_login=0; |
| char state_password=0; |
| |
| #define NETRC DOT_CHAR "netrc" |
| |
| #if defined(HAVE_GETPWUID) && defined(HAVE_GETEUID) |
| struct passwd *pw; |
| pw= getpwuid(geteuid()); |
| if (pw) { |
| #ifdef VMS |
| home = decc$translate_vms(pw->pw_dir); |
| #else |
| home = pw->pw_dir; |
| #endif |
| } |
| #else |
| void *pw=NULL; |
| #endif |
| |
| if(NULL == pw) { |
| home = curl_getenv("HOME"); /* portable environment reader */ |
| if(!home) { |
| return -1; |
| } |
| } |
| |
| if(strlen(home)>(sizeof(netrcbuffer)-strlen(NETRC))) { |
| if(NULL==pw) |
| free(home); |
| return -1; |
| } |
| |
| sprintf(netrcbuffer, "%s%s%s", home, DIR_CHAR, NETRC); |
| |
| file = fopen(netrcbuffer, "r"); |
| if(file) { |
| char *tok; |
| char *tok_buf; |
| while(fgets(netrcbuffer, sizeof(netrcbuffer), file)) { |
| tok=strtok_r(netrcbuffer, " \t\n", &tok_buf); |
| while(tok) { |
| switch(state) { |
| case NOTHING: |
| if(strequal("machine", tok)) { |
| /* the next tok is the machine name, this is in itself the |
| delimiter that starts the stuff entered for this machine, |
| after this we need to search for 'login' and |
| 'password'. */ |
| state=HOSTFOUND; |
| } |
| break; |
| case HOSTFOUND: |
| if(strequal(host, tok)) { |
| /* and yes, this is our host! */ |
| state=HOSTVALID; |
| #ifdef _NETRC_DEBUG |
| printf("HOST: %s\n", tok); |
| #endif |
| retcode=0; /* we did find our host */ |
| } |
| else |
| /* not our host */ |
| state=NOTHING; |
| break; |
| case HOSTVALID: |
| /* we are now parsing sub-keywords concerning "our" host */ |
| if(state_login) { |
| strncpy(login, tok, LOGINSIZE-1); |
| #ifdef _NETRC_DEBUG |
| printf("LOGIN: %s\n", login); |
| #endif |
| state_login=0; |
| } |
| else if(state_password) { |
| strncpy(password, tok, PASSWORDSIZE-1); |
| #if _NETRC_DEBUG |
| printf("PASSWORD: %s\n", password); |
| #endif |
| state_password=0; |
| } |
| else if(strequal("login", tok)) |
| state_login=1; |
| else if(strequal("password", tok)) |
| state_password=1; |
| else if(strequal("machine", tok)) { |
| /* ok, there's machine here go => */ |
| state = HOSTFOUND; |
| } |
| break; |
| } /* switch (state) */ |
| tok = strtok_r(NULL, " \t\n", &tok_buf); |
| } /* while (tok) */ |
| } /* while fgets() */ |
| |
| fclose(file); |
| } |
| |
| if(NULL==pw) |
| free(home); |
| |
| return retcode; |
| } |
| |
| #ifdef _NETRC_DEBUG |
| int main(int argc, char **argv) |
| { |
| char login[64]=""; |
| char password[64]=""; |
| |
| if(argc<2) |
| return -1; |
| |
| if(0 == ParseNetrc(argv[1], login, password)) { |
| printf("HOST: %s LOGIN: %s PASSWORD: %s\n", |
| argv[1], login, password); |
| } |
| } |
| |
| #endif |