mc/lib/charsets.h
Andrew Borodin e7fb3526f3 Core, mceditor, mcviewer and mcdiffviewer code tweak and cleanup
...in case of build with --disable-charset option.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
2012-06-25 16:58:57 +04:00

95 lines
2.6 KiB
C

/** \file charsets.h
* \brief Header: Text conversion from one charset to another
*/
#ifndef MC__CHARSETS_H
#define MC__CHARSETS_H
/*** typedefs(not structures) and defined constants **********************************************/
/*** enums ***************************************************************************************/
/*** structures declarations (and typedefs of structures)*****************************************/
typedef struct
{
char *id;
char *name;
} codepage_desc;
/*** global variables defined in .c file *********************************************************/
extern unsigned char conv_displ[256];
extern unsigned char conv_input[256];
extern const char *cp_display;
extern const char *cp_source;
extern GPtrArray *codepages;
/*** declarations of public functions ************************************************************/
const char *get_codepage_id (const int n);
int get_codepage_index (const char *id);
void load_codepages_list (void);
void free_codepages_list (void);
gboolean is_supported_encoding (const char *encoding);
char *init_translation_table (int cpsource, int cpdisplay);
void convert_to_display (char *str);
void convert_from_input (char *str);
void convert_string (unsigned char *str);
/*
* Converter from utf to selected codepage
* param str, utf char
* return char in needle codepage (by global int mc_global.source_codepage)
*/
unsigned char convert_from_utf_to_current (const char *str);
/*
* Converter from utf to selected codepage
* param input_char, gunichar
* return char in needle codepage (by global int mc_global.source_codepage)
*/
unsigned char convert_from_utf_to_current_c (const int input_char, GIConv conv);
/*
* Converter from selected codepage 8-bit
* param char input_char, GIConv converter
* return int utf char
*/
int convert_from_8bit_to_utf_c (const char input_char, GIConv conv);
/*
* Converter from display codepage 8-bit to utf-8
* param char input_char, GIConv converter
* return int utf char
*/
int convert_from_8bit_to_utf_c2 (const char input_char);
GString *str_convert_to_input (char *str);
GString *str_nconvert_to_input (char *str, int len);
GString *str_convert_to_display (char *str);
GString *str_nconvert_to_display (char *str, int len);
/*** inline functions ****************************************************************************/
/* Convert single characters */
static inline int
convert_to_display_c (int c)
{
if (c < 0 || c >= 256)
return c;
return (int) conv_displ[c];
}
static inline int
convert_from_input_c (int c)
{
if (c < 0 || c >= 256)
return c;
return (int) conv_input[c];
}
#endif /* MC__CHARSETS_H */