forked from KolibriOS/kolibrios
77 lines
3.3 KiB
C
77 lines
3.3 KiB
C
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/*
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This is adapded thunk for console.obj sys library
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Only for internal use in stdio.h
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Adapted for tcc by Siemargl, 2016
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*/
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#ifndef _CONIO_H_
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#define _CONIO_H_
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#define cdecl __attribute__ ((cdecl))
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#define stdcall __attribute__ ((stdcall))
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extern void stdcall (*__con_write_asciiz)(const char* str);
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/* Display ASCIIZ-string to the console at the current position, shifting
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the current position. */
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extern void stdcall (*__con_write_string)(const char* str, unsigned length);
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/* Similar to __con_write_asciiz, but length of the string must be given as a
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separate parameter */
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extern int stdcall (*__con_getch)(void);
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/* Get one character from the keyboard.
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For normal characters function returns ASCII-code. For extended
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characters (eg, Fx, and arrows), first function call returns 0
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and second call returns the extended code (similar to the DOS-function
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input). Starting from version 7, after closing the console window,
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this function returns 0. */
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extern short stdcall (*__con_getch2)(void);
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/* Reads a character from the keyboard. Low byte contains the ASCII-code
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(0 for extended characters), high byte - advanced code (like in BIOS
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input functions). Starting from version 7, after closing the console
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window, this function returns 0. */
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extern int stdcall (*__con_kbhit)(void);
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/* Returns 1 if a key was pressed, 0 otherwise. To read pressed keys use
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__con_getch and __con_getch2. Starting from version 6, after closing
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the console window, this function returns 1. */
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extern char* stdcall (*__con_gets)(char* str, int n);
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/* Reads a string from the keyboard. Reading is interrupted when got
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"new line" character, or after reading the (n-1) characters (depending on
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what comes first). In the first case the newline is also recorded in the
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str. The acquired line is complemented by a null character.
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Starting from version 6, the function returns a pointer to the entered
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line if reading was successful, and NULL if the console window was closed. */
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typedef int (stdcall * __con_gets2_callback)(int keycode, char** pstr, int* pn,
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int* ppos);
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extern char* stdcall (*__con_gets2)(__con_gets2_callback callback, char* str, int n);
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/* Con_gets completely analogous, except that when the user
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press unrecognized key, it calls the specified callback-procedure
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(which may, for example, handle up / down for history and tab to enter
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autocompletion). You should pass to the procedure: key code and three pointers
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- to the string, to the maximum length and to the current position.
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function may change the contents of string and may change the string
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itself (for example, to reallocate memory for increase the limit),
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maximum length, and position of the line - pointers are passed for it.
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Return value: 0 = line wasn't changed 1 = line changed, you should
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remove old string and display new, 2 = line changed, it is necessary
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to display it; 3 = immediately exit the function.
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Starting from version 6, the function returns a pointer to the entered
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line with the successful reading, and NULL if the console window was closed. */
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extern int __con_is_load;
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extern unsigned *__con_dll_ver;
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extern int __con_init(void);
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extern int __con_init_opt(int wnd_width, int wnd_height, int scr_width, int scr_height, const char* title);
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extern void stdcall (*__con_exit)(int status);
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#endif
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