libx52/daemon/x52d_config.c

98 lines
2.4 KiB
C

/*
* Saitek X52 Pro MFD & LED driver - Configuration parser
*
* Copyright (C) 2021 Nirenjan Krishnan (nirenjan@nirenjan.org)
*
* SPDX-License-Identifier: GPL-2.0-only WITH Classpath-exception-2.0
*/
#include "config.h"
#include <errno.h>
#include "pinelog.h"
#include "x52d_config.h"
#include "x52d_const.h"
static struct x52d_config x52d_config;
void x52d_config_load(const char *cfg_file)
{
int rc;
if (cfg_file == NULL) {
cfg_file = X52D_SYS_CFG_FILE;
}
rc = x52d_config_set_defaults(&x52d_config);
if (rc != 0) {
PINELOG_FATAL(_("Error %d setting configuration defaults: %s"),
rc, strerror(rc));
}
rc = x52d_config_load_file(&x52d_config, cfg_file);
if (rc != 0) {
exit(EXIT_FAILURE);
}
// Apply overrides
rc = x52d_config_apply_overrides(&x52d_config);
x52d_config_clear_overrides();
if (rc != 0) {
exit(EXIT_FAILURE);
}
}
void x52d_config_save(const char *cfg_file)
{
int rc;
if (cfg_file == NULL) {
cfg_file = X52D_SYS_CFG_FILE;
}
rc = x52d_config_save_file(&x52d_config, cfg_file);
if (rc != 0) {
PINELOG_ERROR(_("Error %d saving configuration file: %s"),
rc, strerror(rc));
}
}
int x52d_config_set(const char *section, const char *key, const char *value)
{
if (section == NULL || key == NULL || value == NULL) {
return EINVAL;
}
PINELOG_TRACE("Processing config set '%s.%s'='%s'", section, key, value);
return x52d_config_process_kv(&x52d_config, section, key, value);
}
const char *x52d_config_get(const char *section, const char *key)
{
const char *value;
if (section == NULL || key == NULL) {
return NULL;
}
value = x52d_config_get_param(&x52d_config, section, key);
PINELOG_TRACE("Processed config get '%s.%s'='%s'", section, key, value);
return value;
}
/* Callback stubs
* TODO: Remove the ones below when their implementation is complete
*/
void x52d_cfg_set_Profiles_Directory(char* param) { (void)param; }
void x52d_cfg_set_Profiles_ClutchEnabled(bool param) { (void)param; }
void x52d_cfg_set_Profiles_ClutchLatched(bool param) { (void)param; }
void x52d_config_apply(void)
{
#define CFG(section, key, name, parser, def) \
PINELOG_TRACE("Calling configuration callback for " #section "." #key); \
x52d_cfg_set_ ## section ## _ ## key(x52d_config . name);
#include "x52d_config.def"
}