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* Create a branch for USB experiments.
svn path=/branches/usb-experiments/; revision=72629
This commit is contained in:
Amine Khaldi
parent
28d8ba0d3e
commit
0ee830d7a4
23049 changed files with 0 additions and 1313991 deletions
262
base/applications/network/ftp/ruserpass.c
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262
base/applications/network/ftp/ruserpass.c
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/*
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* Copyright (c) 1985 Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the University of California, Berkeley. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#include "precomp.h"
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#ifndef lint
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static char sccsid[] = "@(#)ruserpass.c 5.1 (Berkeley) 3/1/89";
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#endif /* not lint */
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struct utmp *getutmp();
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static FILE *cfile;
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#ifndef MAXHOSTNAMELEN
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#define MAXHOSTNAMELEN 64
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#endif
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#define DEFAULT 1
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#define LOGIN 2
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#define PASSWD 3
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#define ACCOUNT 4
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#define MACDEF 5
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#define ID 10
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#define MACH 11
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static char tokval[100];
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static struct toktab {
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const char *tokstr;
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int tval;
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} toktab[]= {
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{"default", DEFAULT},
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{"login", LOGIN},
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{"password", PASSWD},
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{"passwd", PASSWD},
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{"account", ACCOUNT},
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{"machine", MACH},
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{"macdef", MACDEF},
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{0, 0}
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};
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extern char *hostname;
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static int token(void);
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int ruserpass(const char *host, char **aname, char **apass, char **aacct)
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{
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const char *hdir, *mydomain;
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char buf[BUFSIZ], *tmp;
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char myname[MAXHOSTNAMELEN];
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int t, i, c, usedefault = 0;
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struct stat stb;
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hdir = getenv("HOME");
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if (hdir == NULL)
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hdir = ".";
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(void) sprintf(buf, "%s/.netrc", hdir);
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cfile = fopen(buf, "r");
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if (cfile == NULL) {
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if (errno != ENOENT)
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perror(buf);
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return(0);
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}
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if (gethostname(myname, sizeof(myname)) < 0)
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myname[0] = '\0';
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if ((mydomain = index(myname, '.')) == NULL)
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mydomain = "";
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next:
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while ((t = token())) switch(t) {
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case DEFAULT:
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usedefault = 1;
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/* FALL THROUGH */
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case MACH:
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if (!usedefault) {
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if (token() != ID)
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continue;
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/*
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* Allow match either for user's input host name
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* or official hostname. Also allow match of
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* incompletely-specified host in local domain.
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*/
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if (strcasecmp(host, tokval) == 0)
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goto match;
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if (strcasecmp(hostname, tokval) == 0)
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goto match;
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if ((tmp = index(hostname, '.')) != NULL &&
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strcasecmp(tmp, mydomain) == 0 &&
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strncasecmp(hostname, tokval, tmp - hostname) == 0 &&
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tokval[tmp - hostname] == '\0')
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goto match;
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if ((tmp = index(host, '.')) != NULL &&
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strcasecmp(tmp, mydomain) == 0 &&
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strncasecmp(host, tokval, tmp - host) == 0 &&
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tokval[tmp - host] == '\0')
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goto match;
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continue;
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}
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match:
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while ((t = token()) && t != MACH && t != DEFAULT) switch(t) {
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case LOGIN:
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if (token()) {
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if (*aname == 0) {
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*aname = malloc((unsigned) strlen(tokval) + 1);
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(void) strcpy(*aname, tokval);
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} else {
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if (strcmp(*aname, tokval))
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goto next;
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}
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}
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break;
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case PASSWD:
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if (strcmp(*aname, "anonymous") &&
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fstat(fileno(cfile), &stb) >= 0 &&
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(stb.st_mode & 077) != 0) {
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fprintf(stderr, "Error - .netrc file not correct mode.\n");
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fprintf(stderr, "Remove password or correct mode.\n");
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goto bad;
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}
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if (token() && *apass == 0) {
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*apass = malloc((unsigned) strlen(tokval) + 1);
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(void) strcpy(*apass, tokval);
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}
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break;
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case ACCOUNT:
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if (fstat(fileno(cfile), &stb) >= 0
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&& (stb.st_mode & 077) != 0) {
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fprintf(stderr, "Error - .netrc file not correct mode.\n");
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fprintf(stderr, "Remove account or correct mode.\n");
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goto bad;
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}
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if (token() && *aacct == 0) {
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*aacct = malloc((unsigned) strlen(tokval) + 1);
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(void) strcpy(*aacct, tokval);
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}
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break;
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case MACDEF:
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if (proxy) {
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(void) fclose(cfile);
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return(0);
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}
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while ((c=getc(cfile)) != EOF && (c == ' ' || c == '\t'));
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if (c == EOF || c == '\n') {
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printf("Missing macdef name argument.\n");
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goto bad;
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}
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if (macnum == 16) {
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printf("Limit of 16 macros have already been defined\n");
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goto bad;
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}
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tmp = macros[macnum].mac_name;
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*tmp++ = c;
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for (i=0; i < 8 && (c=getc(cfile)) != EOF &&
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!isspace(c); ++i) {
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*tmp++ = c;
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}
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if (c == EOF) {
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printf("Macro definition missing null line terminator.\n");
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goto bad;
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}
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*tmp = '\0';
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if (c != '\n') {
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while ((c=getc(cfile)) != EOF && c != '\n');
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}
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if (c == EOF) {
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printf("Macro definition missing null line terminator.\n");
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goto bad;
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}
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if (macnum == 0) {
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macros[macnum].mac_start = macbuf;
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}
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else {
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macros[macnum].mac_start = macros[macnum-1].mac_end + 1;
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}
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tmp = macros[macnum].mac_start;
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while (tmp != macbuf + 4096) {
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if ((c=getc(cfile)) == EOF) {
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printf("Macro definition missing null line terminator.\n");
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goto bad;
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}
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*tmp = c;
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if (*tmp == '\n') {
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if (*(tmp-1) == '\0') {
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macros[macnum++].mac_end = tmp - 1;
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break;
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}
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*tmp = '\0';
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}
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tmp++;
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}
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if (tmp == macbuf + 4096) {
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printf("4K macro buffer exceeded\n");
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goto bad;
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}
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break;
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default:
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fprintf(stderr, "Unknown .netrc keyword %s\n", tokval);
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break;
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}
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goto done;
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}
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done:
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(void) fclose(cfile);
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return(0);
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bad:
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(void) fclose(cfile);
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return(-1);
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}
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static int token(void)
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{
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char *cp;
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int c;
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struct toktab *t;
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if (feof(cfile))
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return (0);
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while ((c = getc(cfile)) != EOF &&
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(c == '\r' || c == '\n' || c == '\t' || c == ' ' || c == ','))
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continue;
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if (c == EOF)
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return (0);
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cp = tokval;
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if (c == '"') {
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while ((c = getc(cfile)) != EOF && c != '"') {
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if (c == '\\')
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c = getc(cfile);
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*cp++ = c;
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}
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} else {
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*cp++ = c;
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while ((c = getc(cfile)) != EOF
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&& c != '\n' && c != '\t' && c != ' ' && c != ',' && c != '\r') {
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if (c == '\\')
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c = getc(cfile);
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*cp++ = c;
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}
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}
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*cp = 0;
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if (tokval[0] == 0)
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return (0);
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for (t = toktab; t->tokstr; t++)
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if (!strcmp(t->tokstr, tokval))
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return (t->tval);
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return (ID);
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}
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