/* SASL Config file API * Rob Siemborski * Tim Martin (originally in Cyrus distribution) * $Id: config.c,v 1.1 2004/03/31 18:12:22 dasenbro Exp $ */ /* * Copyright (c) 1998-2003 Carnegie Mellon University. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. The name "Carnegie Mellon University" must not be used to * endorse or promote products derived from this software without * prior written permission. For permission or any other legal * details, please contact * Office of Technology Transfer * Carnegie Mellon University * 5000 Forbes Avenue * Pittsburgh, PA 15213-3890 * (412) 268-4387, fax: (412) 268-7395 * tech-transfer@andrew.cmu.edu * * 4. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by Computing Services * at Carnegie Mellon University (http://www.cmu.edu/computing/)." * * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* * Current Valid keys: * * canon_user_plugin: <string> * pwcheck_method: <string> * auto_transition: <boolean> * plugin_list: <string> * * srvtab: <string> */ #include "sasl.h" #include "saslint.h" #include <stdio.h> #include <stdlib.h> #include <ctype.h> struct configlist { char *key; char *value; }; static struct configlist *configlist; static int nconfiglist; #define CONFIGLISTGROWSIZE 100 int sasl_config_init(const char *filename) { FILE *infile; int lineno = 0; int alloced = 0; char buf[4096]; char *p, *key; int result; nconfiglist=0; infile = fopen(filename, "r"); if (!infile) { return SASL_CONTINUE; } while (fgets(buf, sizeof(buf), infile)) { lineno++; if (buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = '\0'; for (p = buf; *p && isspace((int) *p); p++); if (!*p || *p == '#') continue; key = p; while (*p && (isalnum((int) *p) || *p == '-' || *p == '_')) { if (isupper((int) *p)) *p = tolower(*p); p++; } if (*p != ':') { return SASL_FAIL; } *p++ = '\0'; while (*p && isspace((int) *p)) p++; if (!*p) { return SASL_FAIL; } if (nconfiglist == alloced) { alloced += CONFIGLISTGROWSIZE; configlist=sasl_REALLOC((char *)configlist, alloced * sizeof(struct configlist)); if (configlist==NULL) return SASL_NOMEM; } result = _sasl_strdup(key, &(configlist[nconfiglist].key), NULL); if (result!=SASL_OK) return result; result = _sasl_strdup(p, &(configlist[nconfiglist].value), NULL); if (result!=SASL_OK) return result; nconfiglist++; } fclose(infile); return SASL_OK; } const char *sasl_config_getstring(const char *key,const char *def) { int opt; for (opt = 0; opt < nconfiglist; opt++) { if (*key == configlist[opt].key[0] && !strcmp(key, configlist[opt].key)) return configlist[opt].value; } return def; }