/*
 * SIDLib common utility functions
 * Programmed and designed by Matti 'ccr' Hämäläinen <ccr@tnsp.org>
 * (C) Copyright 2014-2020 Tecnic Software productions (TNSP)
 */
#ifndef SIDUTIL_H
#define SIDUTIL_H 1

#include "th_util.h"
#ifdef HAVE_ICONV
#    include <iconv.h>
#endif


#ifdef __cplusplus
extern "C" {
#endif


//
// Some constants
//

// HVSC documents directory
#define SIDUTIL_HVSC_DOCUMENTS   "DOCUMENTS"

// Songlengths database filename prefix (.md5|.txt appended)
#define SIDUTIL_SLDB_FILEBASE    "Songlengths"

// STIL database file
#define SIDUTIL_STILDB_FILENAME  "STIL.txt"


enum
{
    TH_LANG_UTF8,
    TH_LANG_ISO88591,
    TH_LANG_CP850,
    TH_LANG_CP437,
};


//
// Typedefs
//
typedef struct
{
    BOOL enabled;
    char *outLang;
#ifdef HAVE_ICONV
    iconv_t iconvCtx;
#else
    int outLangID;
#endif
} SIDUtilChConvCtx;


//
// Functions
//
void           sidutil_print_license(void);

char *         sidutil_escape_string(const char *str, const char *escchars);
void           sidutil_print_string_escaped(FILE *outFile, const char *str);

const char *   sidutil_strip_hvsc_path(const char *hvscPath, const char *filename);
char *         sidutil_check_hvsc_file(const char *hvscPath, const char *filebase, const char *fext);

char *         sidutil_chconv_convert(SIDUtilChConvCtx *ctx, const char *src);

int            sidutil_chconv_init(SIDUtilChConvCtx *ctx, const char *outLang);
void           sidutil_chconv_close(SIDUtilChConvCtx *ctx);


#ifdef __cplusplus
}
#endif
#endif // SIDUTIL_H