HulaAudioError.h

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#ifndef HL_AUDIO_ERROR_H
#define HL_AUDIO_ERROR_H

#include <cstdio>
#include <iostream>

#include "HulaVersion.h"

/******************************************************************************
 *
 * Collection of global information for HulaLoop
 *
******************************************************************************/

#define HL_PRINT_PREFIX "[HulaLoop] "

#define HL_ERROR_PREFIX "[HulaLoop] "

#define hlDebug() \
    if (HL_NO_DEBUG_OUTPUT) {} \
    else std::cerr << HL_PRINT_PREFIX

#define hlDebugf(...) \
    if (HL_NO_DEBUG_OUTPUT) {} \
    else fprintf(stderr, HL_PRINT_PREFIX __VA_ARGS__);

/******************************************************************************
 *
 * Collection of error codes and exceptions for hlaudio
 *
******************************************************************************/

// OSAudio error messages
#define HL_OS_INIT_CODE -1
#define HL_OS_INIT_MSG  "Could not initialize OS audio module!"

#define HL_PA_INIT_CODE -2
#define HL_PA_INIT_MSG  "Could not initialize Port Audio!"

#define HL_PA_GET_DEVICES_CODE -3
#define HL_PA_GET_DEVICES_MSG  "Could not fetch Port Audio devices!"

#define HL_PA_OPEN_STREAM_CODE -4
#define HL_PA_OPEN_STREAM_MSG  "Could not open Port Audio device stream!"

#define HL_PA_CLOSE_STREAM_CODE -5
#define HL_PA_CLOSE_STREAM_MSG  "Could not close Port Audio device stream!"

#define HL_DEVICE_NOT_FOUND_CODE -6
#define HL_DEVICE_NOT_FOUND_MSG  "Device not found!"

#define HL_CHECK_PARAMS_CODE -7
#define HL_CHECK_PARAMS_MSG  "The specified sample rate or format is invalid!"

#define HL_PA_DEVICE_READ_STREAM_CODE -8
#define HL_PA_DEVICE_READ_STREAM_MSG  "Error during read from device stream!"

// OSXAudio error messages
#define HL_OSX_DAEMON_INIT_CODE -9
#define HL_OSX_DAEMON_INIT_MSG  "Could not start hulaloop-osx-daemon process!"

#define HL_OSX_DAEMON_CRASH_CODE -10
#define HL_OSX_DAEMON_CRASH_MSG  "The hulaloop-osx-daemon process crashed!"

#define HL_OSX_PGREP_CODE -11
#define HL_OSX_PGREP_MSG  "Could not start pgrep process!"

#define HL_OSX_EXEPATH_CODE -12
#define HL_OSX_EXEPATH_MSG  "Could not retrieve path to current executable!"

#define HL_OSX_EXEPATH_TRIM_CODE -13
#define HL_OSX_EXEPATH_TRIM_MSG  "Could not trim executable name from install path!"

// LinuxAudio error messages
#define HL_LINUX_OPEN_DEVICE_CODE -14
#define HL_LINUX_OPEN_DEVICE_MSG  "Could not open ALSA audio device!"

#define HL_LINUX_ALSA_CLOSE_STREAM_CODE -15
#define HL_LINUX_ALSA_CLOSE_STREAM_MSG  "Could not close ALSA device stream!"

#define HL_LINUX_SET_PARAMS_CODE -16
#define HL_LINUX_SET_PARAMS_MSG "Could not set ALSA device params!"

// WindowsAudio error messages
#define HL_WIN_GET_DEVICES_CODE -17
#define HL_WIN_GET_DEVICES_MSG "Could not fetch WASAPI audio devices!"

#define HL_WIN_OPEN_STREAM_CODE -18
#define HL_WIN_OPEN_STREAM_MSG  "Could not open WASAPI device stream!"

// HulaRingBuffer error messages
#define HL_RB_ALLOC_BUFFER_CODE -19
#define HL_RB_ALLOC_BUFFER_MSG  "Could not allocate ring buffer!"

#define HL_RB_INIT_BUFFER_CODE -20
#define HL_RB_INIT_BUFFER_MSG  "Could not initialize ring buffer! Perhaps the size is not power of 2?"

namespace hula
{
    class AudioException {

        private:
            int errorCode;
            std::string msg;

        public:
            AudioException(int errorCode, const std::string &msg)
            {
                this->errorCode = errorCode;
                this->msg = msg;
            }

            const std::string getMessage() const
            {
                return msg;
            }

            int getErrorCode() const
            {
                return errorCode;
            }
    };
}

#endif // END HL_AUDIO_ERROR_H