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/*
* This file is part of the libjaylink project.
*
* Copyright (C) 2014-2015 Marc Schink <jaylink-dev@marcschink.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "libjaylink.h"
/**
* @file
*
* Error handling.
*/
/**
* Return a human-readable description of a libjaylink error code.
*
* @param[in] error_code A libjaylink error code. See #jaylink_error for valid
* values.
*
* @return A string which describes the given error code, or the string
* <i>unknown error</i> if the error code is not known. The string is
* null-terminated and must not be free'd by the caller.
*
* @since 0.1.0
*/
JAYLINK_API const char *jaylink_strerror(int error_code)
{
switch (error_code) {
case JAYLINK_OK:
return "no error";
case JAYLINK_ERR:
return "unspecified error";
case JAYLINK_ERR_ARG:
return "invalid argument";
case JAYLINK_ERR_MALLOC:
return "memory allocation error";
case JAYLINK_ERR_TIMEOUT:
return "timeout occurred";
case JAYLINK_ERR_PROTO:
return "protocol violation";
case JAYLINK_ERR_NOT_AVAILABLE:
return "entity not available";
case JAYLINK_ERR_NOT_SUPPORTED:
return "operation not supported";
case JAYLINK_ERR_IO:
return "input/output error";
case JAYLINK_ERR_DEV:
return "device: unspecified error";
case JAYLINK_ERR_DEV_NOT_SUPPORTED:
return "device: operation not supported";
case JAYLINK_ERR_DEV_NOT_AVAILABLE:
return "device: entity not available";
case JAYLINK_ERR_DEV_NO_MEMORY:
return "device: not enough memory to perform operation";
default:
return "unknown error";
}
}
/**
* Return the name of a libjaylink error code.
*
* @param[in] error_code A libjaylink error code. See #jaylink_error for valid
* values.
*
* @return A string which contains the name for the given error code, or the
* string <i>unknown error code</i> if the error code is not known. The
* string is null-terminated and must not be free'd by the caller.
*
* @since 0.1.0
*/
JAYLINK_API const char *jaylink_strerror_name(int error_code)
{
switch (error_code) {
case JAYLINK_OK:
return "JAYLINK_OK";
case JAYLINK_ERR:
return "JAYLINK_ERR";
case JAYLINK_ERR_ARG:
return "JAYLINK_ERR_ARG";
case JAYLINK_ERR_MALLOC:
return "JAYLINK_ERR_MALLOC";
case JAYLINK_ERR_TIMEOUT:
return "JAYLINK_ERR_TIMEOUT";
case JAYLINK_ERR_PROTO:
return "JAYLINK_ERR_PROTO";
case JAYLINK_ERR_NOT_AVAILABLE:
return "JAYLINK_ERR_NOT_AVAILABLE";
case JAYLINK_ERR_NOT_SUPPORTED:
return "JAYLINK_ERR_NOT_SUPPORTED";
case JAYLINK_ERR_IO:
return "JAYLINK_ERR_IO";
case JAYLINK_ERR_DEV:
return "JAYLINK_ERR_DEV";
case JAYLINK_ERR_DEV_NOT_SUPPORTED:
return "JAYLINK_ERR_DEV_NOT_SUPPORTED";
case JAYLINK_ERR_DEV_NOT_AVAILABLE:
return "JAYLINK_ERR_DEV_NOT_AVAILABLE";
case JAYLINK_ERR_DEV_NO_MEMORY:
return "JAYLINK_ERR_DEV_NO_MEMORY";
default:
return "unknown error code";
}
}
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