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/** BEGIN COPYRIGHT BLOCK
* Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
* Copyright (C) 2021 Red Hat, Inc.
* All rights reserved.
*
* License: GPL (version 3 or any later version).
* See LICENSE for details.
* END COPYRIGHT BLOCK **/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "collate.h"
#include "config.h"
#include <stdio.h>
#include <string.h>
#include "slap.h"
#define MAXARGS 16
static char *
strtok_quote(char *line, char *sep)
{
int inquote;
char *tmp, *d;
static char *next;
if (line != NULL) {
next = line;
}
while (*next && strchr(sep, *next)) {
next++;
}
if (*next == '\0') {
next = NULL;
return (NULL);
}
d = tmp = next;
for (inquote = 0; *next; next++) {
switch (*next) {
case '"':
if (inquote) {
inquote = 0;
} else {
inquote = 1;
}
break;
case '\\':
*d++ = *++next;
break;
default:
if (!inquote) {
if (strchr(sep, *next) != NULL) {
*d++ = '\0';
next++;
return (tmp);
}
}
*d++ = *next;
break;
}
}
*d = '\0';
return (tmp);
}
static void
fp_parse_line(
char *line,
int *argcp,
char **argv)
{
char *token;
*argcp = 0;
for (token = strtok_quote(line, " \t"); token != NULL;
token = strtok_quote(NULL, " \t")) {
if (*argcp == MAXARGS) {
slapi_log_err(SLAPI_LOG_ERR, COLLATE_PLUGIN_SUBSYSTEM, "fp_parse_line - Too many tokens (max %d)\n",
MAXARGS);
exit(1);
}
argv[(*argcp)++] = token;
}
argv[*argcp] = NULL;
}
static char buf[BUFSIZ];
static char *line;
static int lmax, lcur;
static void
fp_getline_init(int *lineno)
{
*lineno = -1;
buf[0] = '\0';
}
#define CATLINE(buf) \
{ \
int len; \
len = strlen(buf); \
while (lcur + len + 1 > lmax) { \
lmax += BUFSIZ; \
line = (char *)slapi_ch_realloc(line, lmax); \
} \
strcpy(line + lcur, buf); \
lcur += len; \
}
static char *
fp_getline(FILE *fp, int *lineno)
{
char *p;
lcur = 0;
CATLINE(buf);
(*lineno)++;
/* hack attack - keeps us from having to keep a stack of bufs... */
if (strncasecmp(line, "include", 7) == 0) {
buf[0] = '\0';
return (line);
}
while (fgets(buf, sizeof(buf), fp) != NULL) {
if ((p = strchr(buf, '\n')) != NULL) {
*p = '\0';
}
if (!isspace(buf[0])) {
return (line);
}
CATLINE(buf);
(*lineno)++;
}
buf[0] = '\0';
return (line[0] ? line : NULL);
}
void
collation_read_config(char *fname)
{
FILE *fp;
char *cfg_line;
int cargc;
char *cargv[MAXARGS];
int lineno;
fp = fopen(fname, "r");
if (fp == NULL) {
slapi_log_err(SLAPI_LOG_ERR, COLLATE_PLUGIN_SUBSYSTEM,
"collation_read_config - Could not open config file \"%s\" - absolute path?\n",
fname);
return; /* Do not exit */
}
slapi_log_err(SLAPI_LOG_CONFIG, "collation_read_config", "Reading config file %s\n", fname);
fp_getline_init(&lineno);
while ((cfg_line = fp_getline(fp, &lineno)) != NULL) {
/* skip comments and blank lines */
if (cfg_line[0] == '#' || cfg_line[0] == '\0') {
continue;
}
slapi_log_err(SLAPI_LOG_CONFIG, COLLATE_PLUGIN_SUBSYSTEM,
"collation_read_config - line %d: %s\n", lineno, cfg_line);
fp_parse_line(line, &cargc, cargv);
if (cargc < 1) {
slapi_log_err(SLAPI_LOG_ERR, COLLATE_PLUGIN_SUBSYSTEM,
"collation_read_config - %s: line %d: bad config line (ignored)\n",
fname, lineno);
continue;
}
collation_config(cargc, cargv, fname, lineno);
}
fclose(fp);
}
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