-/*****************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ \| |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 2000, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2014, 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.
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
*
* 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.
+ * furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
- * $Id$
- *****************************************************************************/
+ ***************************************************************************/
-#include "setup.h"
+#include "curl_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
-
#include <curl/curl.h>
+#include "netrc.h"
#include "strequal.h"
+#include "strtok.h"
+#include "curl_memory.h"
+#include "rawstr.h"
-/* Debug this single source file with:
- 'make netrc' then run './netrc'!
+#define _MPRINTF_REPLACE /* use our functions only */
+#include <curl/mprintf.h>
- Oh, make sure you have a .netrc file too ;-)
- */
+/* The last #include file should be: */
+#include "memdebug.h"
/* Get user and password from .netrc when given a machine name */
-enum {
+enum host_lookup_state {
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 */
+ HOSTVALID /* this is "our" machine! */
};
-/* 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)
+/*
+ * @unittest: 1304
+ *
+ * *loginp and *passwordp MUST be allocated if they aren't NULL when passed
+ * in.
+ */
+int Curl_parsenetrc(const char *host,
+ char **loginp,
+ char **passwordp,
+ char *netrcfile)
{
FILE *file;
- char netrcbuffer[256];
int retcode=1;
-
- char *home = NULL;
- int state=NOTHING;
+ int specific_login = (*loginp && **loginp != 0);
+ bool netrc_alloc = FALSE;
+ enum host_lookup_state state=NOTHING;
- char state_login=0;
- char state_password=0;
+ char state_login=0; /* Found a login keyword */
+ char state_password=0; /* Found a password keyword */
+ int state_our_login=FALSE; /* With specific_login, found *our* login name */
#define NETRC DOT_CHAR "netrc"
-#if defined(HAVE_GETPWUID) && defined(HAVE_GETEUID)
- struct passwd *pw;
- pw= getpwuid(geteuid());
- if (pw)
- home = pw->pw_dir;
-#else
- void *pw=NULL;
+ if(!netrcfile) {
+ bool home_alloc = FALSE;
+ char *home = curl_getenv("HOME"); /* portable environment reader */
+ if(home) {
+ home_alloc = TRUE;
+#if defined(HAVE_GETPWUID_R) && defined(HAVE_GETEUID)
+ }
+ else {
+ struct passwd pw, *pw_res;
+ char pwbuf[1024];
+ if(!getpwuid_r(geteuid(), &pw, pwbuf, sizeof(pwbuf), &pw_res)
+ && pw_res) {
+ home = strdup(pw.pw_dir);
+ if(!home)
+ return CURLE_OUT_OF_MEMORY;
+ home_alloc = TRUE;
+ }
+#elif defined(HAVE_GETPWUID) && defined(HAVE_GETEUID)
+ }
+ else {
+ struct passwd *pw;
+ pw= getpwuid(geteuid());
+ if(pw) {
+ home = pw->pw_dir;
+ }
#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;
- }
+ if(!home)
+ return retcode; /* no home directory found (or possibly out of memory) */
- sprintf(netrcbuffer, "%s%s%s", home, DIR_CHAR, NETRC);
+ netrcfile = curl_maprintf("%s%s%s", home, DIR_CHAR, NETRC);
+ if(home_alloc)
+ Curl_safefree(home);
+ if(!netrcfile) {
+ return -1;
+ }
+ netrc_alloc = TRUE;
+ }
- file = fopen(netrcbuffer, "r");
+ file = fopen(netrcfile, "r");
+ if(netrc_alloc)
+ Curl_safefree(netrcfile);
if(file) {
char *tok;
- while(fgets(netrcbuffer, sizeof(netrcbuffer), file)) {
- tok=strtok(netrcbuffer, " \t\n");
- 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(NULL, " \t\n");
- } /* while (tok) */
+ char *tok_buf;
+ bool done=FALSE;
+ char netrcbuffer[256];
+ int netrcbuffsize = (int)sizeof(netrcbuffer);
+
+ while(!done && fgets(netrcbuffer, netrcbuffsize, file)) {
+ tok=strtok_r(netrcbuffer, " \t\n", &tok_buf);
+ while(!done && tok) {
+
+ if((*loginp && **loginp) && (*passwordp && **passwordp)) {
+ done=TRUE;
+ break;
+ }
+
+ switch(state) {
+ case NOTHING:
+ if(Curl_raw_equal("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(Curl_raw_equal(host, tok)) {
+ /* and yes, this is our host! */
+ state=HOSTVALID;
+ 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) {
+ if(specific_login) {
+ state_our_login = Curl_raw_equal(*loginp, tok);
+ }
+ else {
+ free(*loginp);
+ *loginp = strdup(tok);
+ if(!*loginp) {
+ retcode = -1; /* allocation failed */
+ goto out;
+ }
+ }
+ state_login=0;
+ }
+ else if(state_password) {
+ if(state_our_login || !specific_login) {
+ free(*passwordp);
+ *passwordp = strdup(tok);
+ if(!*passwordp) {
+ retcode = -1; /* allocation failed */
+ goto out;
+ }
+ }
+ state_password=0;
+ }
+ else if(Curl_raw_equal("login", tok))
+ state_login=1;
+ else if(Curl_raw_equal("password", tok))
+ state_password=1;
+ else if(Curl_raw_equal("machine", tok)) {
+ /* ok, there's machine here go => */
+ state = HOSTFOUND;
+ state_our_login = FALSE;
+ }
+ break;
+ } /* switch (state) */
+
+ tok = strtok_r(NULL, " \t\n", &tok_buf);
+ } /* while(tok) */
} /* while fgets() */
+ out:
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