static void readconfig () {
const char* homedir = getenv("HOME");
const char* relconfig = ".config/dwm/config.json";
char* rulesFile = calloc(strlen(homedir) + strlen(relconfig) + 2, sizeof(char));
char* content;
const nx_json *json, *js;
strcpy(rulesFile, homedir);
strcat(rulesFile, "/");
strcat(rulesFile, relconfig);
content = load_file(rulesFile);
if (content) {
json = nx_json_parse_utf8(content);
for (js = json->child; js; js = js->next) {
if (!strcmp(js->key, "rules"))
readjsonrules(js);
else if (!strcmp(js->key, "tags"))
readtags(js);
else if (!strcmp(js->key, "font"))
readfont(js);
}
nx_json_free(json);
free(content);
}
if (!font) {
font = calloc(strlen(fallbackfont) + 1, sizeof(char));
strcpy(font, fallbackfont);
}
}
/*
Parse json string to c data structure, and then store them in global config
*/
int do_parse_config(const char *json_str, unsigned int size)
{
int ret = -1;
char *json_str_cpy = NULL;
const nx_json *js = NULL, *js_elem = NULL;
if (json_str == NULL || size <= 0) {
AC_ERROR("invalid parameters.");
return -1;
}
json_str_cpy = malloc(sizeof(char) * (size + 1));
if (json_str_cpy == NULL) {
goto out;
}
bzero(json_str_cpy, size + 1);
memcpy(json_str_cpy, json_str, size);
js = nx_json_parse_utf8(json_str_cpy);
if (js == NULL) {
AC_ERROR("config parse failed.\n");
goto out;
}
if (nx_json_verify(js) != 0) {
AC_ERROR("nxjson verify failed.\n");
goto out;
}
init_global_config();
/*parse control set*/
js_elem = nx_json_get(js, CONTROL_SET_KEY);
if (js_elem->type != NX_JSON_NULL) {
if (do_parse_control_set(js_elem, &s_config.control->set) == 0) {
display_control_set(&s_config.control->set);
}
}
/*parse audit set*/
js_elem = nx_json_get(js, AUDIT_SET_KEY);
if (js_elem->type != NX_JSON_NULL) {
if (do_parse_audit_set(js_elem, &s_config.audit->set) == 0) {
display_audit_set(&s_config.audit->set);
}
}
/*parse control rule*/
js_elem = nx_json_get(js, CONTROL_RULE_KEY);
if (js_elem->type != NX_JSON_NULL) {
if (do_parse_control_rule(js_elem, &s_config.control->rule) == 0) {
display_control_rule(&s_config.control->rule);
}
else {
goto out;
}
}
/*parse audit rule*/
js_elem = nx_json_get(js, AUDIT_RULE_KEY);
if (js_elem->type != NX_JSON_NULL) {
if (do_parse_audit_rule(js_elem, &s_config.audit->rule) == 0) {
display_audit_rule(&s_config.audit->rule);
}
else {
goto out;
}
}
ret = 0;
out:
if (js != NULL) {
nx_json_free(js);
}
if (json_str_cpy) {
free(json_str_cpy);
}
if (ret != 0) {
free_global_config();
}
return ret;
}
