/*
 * Copyright (C) 2020  Tomasz Kramkowski <tk@the-tk.com>
 * SPDX-License-Identifier: MIT
 */
#include <stddef.h>

#include "common.h"
#include "pack.h"

size_t getsize(enum pack_type t)
{
	switch (t) {
	case PACK_TYPE_SCHAR:   case PACK_TYPE_UCHAR:
	case PACK_TYPE_PADDING:
		return 1;
	case PACK_TYPE_SHORT:   case PACK_TYPE_USHORT:
	case PACK_TYPE_INT:     case PACK_TYPE_UINT:
		return 2;
	case PACK_TYPE_LONG:    case PACK_TYPE_ULONG:
	case PACK_TYPE_FLOAT:
		return 4;
	case PACK_TYPE_LLONG:   case PACK_TYPE_ULLONG:
	case PACK_TYPE_DOUBLE:
		return 8;
	default: return (size_t)-1;
	}
}

const char *pack_strerror(enum pack_status status)
{
	switch (status) {
	case PACK_OK: return "Success";
	case PACK_FMTINVAL: return "Invalid format parameter";
	case PACK_TOOSMALL: return "Buffer too small";
	default: return "Invalid Status";
	}
}