Function lowercase

lib_acl_cpp/independent/connpool/src/string_util.cpp:44–58

}

char* lowercase(const char* src, char* buf, size_t size)
{
	if (src == NULL || buf == NULL || size == 0)
		return NULL;

	char *cp = buf;

	while (size > 1 && *src) {
		*cp++ = tolower(*src++);
		size--;
	}

	*cp = 0;
	return buf;
}

char *strtrim(char *str)
{