myvtm/libtoolkit/kvpconfig.c

#include "precompile.h"
#include "kvpconfig.h"

TOOLKIT_API int kvpconfig_init(struct kvpconfig_entry_t* pe, void *container)
{
	struct kvpconfig_entry_t* entry = pe;
	while (entry && entry->key) {
		if (entry->type == KVP_INTEGER) {
			*(int*)((char*)container + entry->member_offset) = atoi(entry->default_value);
		} else if (entry->type == KVP_STRING) {
			char *tmp = _strdup(entry->default_value);
			char **member = (char**)((char*)container + entry->member_offset);
			*member = tmp;
		} else if (entry->type == KVP_BOOLEAN) {
			int *member = (int*)((char*)container + entry->member_offset);
			if (_stricmp(entry->default_value, "true") == 0 || _stricmp(entry->default_value, "1") == 0)
				*member = 1;
			else if (_stricmp(entry->default_value, "false") == 0 || _stricmp(entry->default_value, "0") == 0)
				*member = 0;
			else
				return -1;
		} else {
			assert(0);
		}
		entry++;
	}
	return 0;
}

TOOLKIT_API int kvpconfig_term(struct kvpconfig_entry_t* pe, void *container)
{
	struct kvpconfig_entry_t* entry = pe;
	while (entry && entry->key) {
		if (entry->type == KVP_STRING) {
			char **member = (char**)((char*)container + entry->member_offset);
			if (*member)
				free(*member);
		}
		entry++;
	}
	return 0;
}

TOOLKIT_API int kvpconfig_set(struct kvpconfig_entry_t* pe, 
				  void *container, 
				  const char *key, 
				  const char *value)
{
	struct kvpconfig_entry_t* entry = pe;
	while (entry && entry->key) {
		if (_stricmp(key, entry->key) == 0) {
			if (entry->type == KVP_INTEGER) {
				*(int*)((char*)container + entry->member_offset) = atoi(value);
			} else if (entry->type == KVP_STRING) {
				char **member = (char**)((char*)container + entry->member_offset);
				if (*member)
					free(*member);
				*member = _strdup(value);
			} else if (entry->type == KVP_BOOLEAN) {
				if (_stricmp(value, "true") == 0 || _stricmp(value, "1") == 0)
					*(int*)((char*)container + entry->member_offset) = 1;
				else if (_stricmp(value, "false") == 0 || _stricmp(value, "0") == 0)
					*(int*)((char*)container + entry->member_offset) = 0;
				else
					return -1;
			} else {
				assert(0);
			}
			return 0;
		}
		++entry;
	}
	return -1;
}


TOOLKIT_API int kvpconfig_get(struct kvpconfig_entry_t* pe, 
						   void *container, 
						   const char *key, 
						   char *value)
{
	struct kvpconfig_entry_t* entry = pe;
	while (entry && entry->key) {
		if (_stricmp(key, entry->key) == 0) {
			if (entry->type == KVP_INTEGER) {
				_itoa(*(int*)((char*)container + entry->member_offset), value, 10);
			} else if (entry->type == KVP_STRING) {
				strcpy(value, *(char**)((char*)container + entry->member_offset));
			} else if (entry->type == KVP_BOOLEAN) {
				int t = *(int*)((char*)container + entry->member_offset);
				strcpy(value, t ? "true" : "false");
			} else {
				assert(0);
			}
			return 0;
		}
		++entry;
	}
	return -1;
}