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dddvb/lib/src/config.c

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/*
(C) 2012-17 Digital Devices GmbH.
This file is part of the libdddvb.
Libdddvb is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Octoserve is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with octoserve. If not, see <http://www.gnu.org/licenses/>.
*/
#include "dddvb.h"
#include <string.h>
int parse_config(struct dddvb *dd, char *name, char *sec,
void (*cb)(struct dddvb *, char *, char *) )
{
char line[256], csec[80], par[80], val[80], *p;
FILE *f;
char fname[90];
size_t name_len, config_len;
name_len = strlen(name);
config_len = strlen(dd->config);
if (name_len + config_len > sizeof(fname) - 1)
return -1;
memcpy(fname, dd->config, config_len);
if (name_len)
memcpy(fname + config_len, name, name_len);
else
memcpy(fname + config_len, "dddvb.conf", 11);
if ((f = fopen (fname, "r")) == NULL) {
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dprintf(2, "config file %s not found\n", fname);
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return -1;
}
while ((p = fgets(line, sizeof(line), f))) {
if (*p == '\r' || *p == '\n' || *p == '#')
continue;
if (*p == '[') {
if ((p = strtok(line + 1, "]")) == NULL)
continue;
strncpy(csec, p, sizeof(csec));
//printf("current section %s\n", csec);
if (!strcmp(sec, csec) && cb)
cb(dd, NULL, NULL);
continue;
}
if (!(p = strtok(line, "=")))
continue;
strncpy(par, p, sizeof(par));
if (!(p = strtok(NULL, "=")))
continue;
strncpy (val, p, sizeof(val));
//printf("%s=%s\n", par, val);
if (!strcmp(sec, csec) && cb)
cb(dd, par, val);
}
if (!strcmp(sec, csec) && cb)
cb(dd, NULL, NULL);
fclose(f);
return 0;
}