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  1. #ifndef _KSYS_H_
  2. #define _KSYS_H_
  3.  
  4. /* Copyright (C) KolibriOS team 2004-2021. All rights reserved. */
  5. /* Distributed under terms of the GNU General Public License    */
  6.  
  7. /* This file contains basic wrappers over KolibriOS system calls. */
  8. /* See sysfuncs.txt file for details. */
  9.  
  10. /*
  11.  * This file was created with you in mind. Lest you reinvent the wheel.
  12.  * If for some reason there is not enough wrapper add! I ask you to stick to the same style: snake_case.
  13.  * Structure names must start with "ksys_" and end with "_t".
  14.  * All wrappers must start with the "_ksys_" prefix.
  15.  * I consider it mandatory to place the wrappers in the correct order in the official documentation.
  16.  * Enjoy writing your code :)
  17.  
  18.  * Warning! The end of the file is the old definitions of function/structure names.
  19.  * They are for compatibility... Better not to use them.
  20. */
  21.  
  22. #include <stddef.h>
  23. #include <stdint.h>
  24.  
  25. #ifdef __cplusplus
  26. extern "C" {
  27. #endif
  28.  
  29. #define KOSAPI     static inline
  30. #define asm_inline __asm__ __volatile__
  31.  
  32. /*============== General structures ==============*/
  33.  
  34. #pragma pack(push, 1)
  35.  
  36. typedef struct {
  37.     uint8_t blue;
  38.     uint8_t green;
  39.     uint8_t red;
  40. } rgb_t;
  41.  
  42. typedef union {
  43.     uint32_t val;
  44.     struct {
  45.         uint8_t hour;
  46.         uint8_t min;
  47.         uint8_t sec;
  48.         uint8_t _zero;
  49.     };
  50. } ksys_time_t;
  51.  
  52. typedef union {
  53.     uint32_t val;
  54.     struct {
  55.         uint8_t year;
  56.         uint8_t month;
  57.         uint8_t day;
  58.         uint8_t _zero;
  59.     };
  60. } ksys_date_t;
  61.  
  62. typedef union {
  63.     uint32_t val;
  64.     struct {
  65.         int16_t y;
  66.         int16_t x;
  67.     };
  68. } ksys_pos_t;
  69.  
  70. typedef union ksys_oskey_t {
  71.     uint32_t val;
  72.     struct {
  73.         uint8_t state;
  74.         uint8_t code;
  75.         uint8_t ctrl_key;
  76.     };
  77. } ksys_oskey_t;
  78.  
  79. typedef struct {
  80.     void* data;
  81.     size_t size;
  82. } ksys_ufile_t;
  83.  
  84. typedef struct {
  85.     uint32_t p00;
  86.     union {
  87.         uint64_t p04;
  88.         struct {
  89.             uint32_t p04dw;
  90.             uint32_t p08dw;
  91.         };
  92.     };
  93.     uint32_t p12;
  94.     union {
  95.         uint32_t p16;
  96.         const char* new_name;
  97.         void* bdfe;
  98.         void* buf16;
  99.         const void* cbuf16;
  100.     };
  101.     char p20;
  102.     const char* p21;
  103. } ksys70_t;
  104.  
  105. typedef struct {
  106.     uint32_t status;
  107.     uint32_t rw_bytes;
  108. } ksys70_status_t;
  109.  
  110. typedef struct {
  111.     uint32_t attributes;
  112.     uint32_t name_cp;
  113.     ksys_time_t creation_time;
  114.     ksys_date_t creation_date;
  115.     ksys_time_t last_access_time;
  116.     ksys_date_t last_access_date;
  117.     ksys_time_t last_modification_time;
  118.     ksys_date_t last_modification_date;
  119.     uint64_t size;
  120.     char name[0];
  121. } ksys_bdfe_t;
  122.  
  123. #define KSYS_THREAD_INFO_SIZE 1024
  124.  
  125. typedef union {
  126.     struct {
  127.         uint32_t cpu_usage;             // CPU usage (cycles per secondgoes)
  128.         uint16_t pos_in_window_stack;   // position of the thread window in the window stack
  129.         uint16_t slot_num_window_stack; // slot number in window stack
  130.         uint16_t __reserved1;           // reserved
  131.         char name[12];                  // process/thread name
  132.         uint32_t memstart;              // process address in memory
  133.         uint32_t memused;               // used memory size - 1
  134.         int pid;                        // identifier (PID/TID)
  135.         int winx_start;                 // window x-coordinate
  136.         int winy_start;                 // window y-coordinate
  137.         int winx_size;                  // x-axis flow window size
  138.         int winy_size;                  // y-axis flow window size
  139.         uint16_t slot_state;            // thread slot state
  140.         uint16_t __reserved2;           // reserved
  141.         int clientx;                    // client area start coordinate x-axis
  142.         int clienty;                    // client area start coordinate y-axis
  143.         int clientwidth;                // client area width
  144.         int clientheight;               // client area height
  145.         uint8_t window_state;           // window state - bitfield
  146.         uint8_t event_mask;             // event mask
  147.         uint8_t key_input_mode;         // keyboard input mode
  148.     };
  149.     uint8_t __reserved3[KSYS_THREAD_INFO_SIZE];
  150. } ksys_thread_t;
  151.  
  152. typedef unsigned int ksys_color_t;
  153.  
  154. typedef struct {
  155.     ksys_color_t frame_area;
  156.     ksys_color_t grab_bar;
  157.     ksys_color_t grab_bar_button;
  158.     ksys_color_t grab_button_text;
  159.     ksys_color_t grab_text;
  160.     ksys_color_t work_area;
  161.     ksys_color_t work_button;
  162.     ksys_color_t work_button_text;
  163.     ksys_color_t work_text;
  164.     ksys_color_t work_graph;
  165. } ksys_colors_table_t;
  166.  
  167. typedef struct {
  168.     unsigned pid;     // PID of sending thread
  169.     unsigned datalen; // data bytes
  170.     char* data;       // data begin
  171. } ksys_ipc_msg;
  172.  
  173. typedef struct {
  174.     unsigned lock;      // nonzero is locked
  175.     unsigned used;      // used bytes in buffer
  176.     ksys_ipc_msg* data; // data begin
  177. } ksys_ipc_buffer;
  178.  
  179. typedef struct {
  180.     char* func_name;
  181.     void* func_ptr;
  182. } ksys_dll_t;
  183.  
  184. typedef unsigned ksys_drv_hand_t;
  185.  
  186. typedef struct {
  187.     ksys_drv_hand_t handler;
  188.     unsigned func_num;
  189.     void* in_data_ptr;
  190.     unsigned in_data_size;
  191.     void* out_data_ptr;
  192.     unsigned out_data_size;
  193. } ksys_ioctl_t;
  194.  
  195. typedef struct {
  196.     char key[64];
  197.     char path[64];
  198. } ksys_dir_key_t;
  199.  
  200. typedef union {
  201.     uint8_t raw_data[24];
  202.     struct {
  203.         uint32_t id;
  204.         uint8_t data[20];
  205.     };
  206. } ksys_signal_info_t;
  207.  
  208. #pragma pack(pop)
  209.  
  210. typedef rgb_t ksys_bitmap_t;
  211.  
  212. enum KSYS_FS_ERRORS {
  213.     KSYS_FS_ERR_SUCCESS = 0, // Success
  214.     KSYS_FS_ERR_1 = 1,       // Base and/or partition of a hard disk is not defined (fn21.7 & fn21.8)
  215.     KSYS_FS_ERR_2 = 2,       // Function is not supported for the given file system
  216.     KSYS_FS_ERR_3 = 3,       // Unknown file system
  217.     KSYS_FS_ERR_4 = 4,       // Reserved, is never returned in the current implementation
  218.     KSYS_FS_ERR_5 = 5,       // File not found
  219.     KSYS_FS_ERR_EOF = 6,     // End of file, EOF
  220.     KSYS_FS_ERR_7 = 7,       // Pointer lies outside of application memory
  221.     KSYS_FS_ERR_8 = 8,       // Disk is full
  222.     KSYS_FS_ERR_9 = 9,       // FAT table is destroyed
  223.     KSYS_FS_ERR_10 = 10,     // Access denied
  224.     KSYS_FS_ERR_11 = 11      // Device error
  225. };
  226.  
  227. enum KSYS_EVENTS {
  228.     KSYS_EVENT_NONE = 0,     /* Event queue is empty */
  229.     KSYS_EVENT_REDRAW = 1,   /* Window and window elements should be redrawn */
  230.     KSYS_EVENT_KEY = 2,      /* A key on the keyboard was pressed */
  231.     KSYS_EVENT_BUTTON = 3,   /* A button was clicked with the mouse */
  232.     KSYS_EVENT_DESKTOP = 5,  /* Desktop redraw finished */
  233.     KSYS_EVENT_MOUSE = 6,    /* Mouse activity (movement, button press) was detected */
  234.     KSYS_EVENT_IPC = 7,      /* Interprocess communication notify */
  235.     KSYS_EVENT_NETWORK = 8,  /* Network event */
  236.     KSYS_EVENT_DEBUG = 9,    /* Debug subsystem event */
  237.     KSYS_EVENT_IRQBEGIN = 16 /* 16..31 IRQ0..IRQ15 interrupt =IRQBEGIN+IRQn */
  238. };
  239.  
  240. enum KSYS_FILE_ENCODING {
  241.     KSYS_FILE_CP866 = 1,
  242.     KSYS_FILE_UTF16LE = 2,
  243.     KSYS_FILE_UTF8 = 3
  244. };
  245.  
  246. enum KSYS_TITLE_ENCODING {
  247.     KSYS_TITLE_CP866 = 1,
  248.     KSYS_TITLE_UTF16LE = 2,
  249.     KSYS_TITLE_UTF8 = 3
  250. };
  251.  
  252. enum KSYS_SCANCODES {
  253.     KSYS_SCANCODE_ANY = 0,
  254.     KSYS_SCANCODE_ESC = 1,
  255.     KSYS_SCANCODE_1 = 2,
  256.     KSYS_SCANCODE_2 = 3,
  257.     KSYS_SCANCODE_3 = 4,
  258.     KSYS_SCANCODE_4 = 5,
  259.     KSYS_SCANCODE_5 = 6,
  260.     KSYS_SCANCODE_6 = 7,
  261.     KSYS_SCANCODE_7 = 8,
  262.     KSYS_SCANCODE_8 = 9,
  263.     KSYS_SCANCODE_9 = 10,
  264.     KSYS_SCANCODE_0 = 11,
  265.     KSYS_SCANCODE_MINUS = 12,
  266.     KSYS_SCANCODE_EQUAL = 13,
  267.     KSYS_SCANCODE_BACKSPACE = 14,
  268.     KSYS_SCANCODE_TAB = 15,
  269.     KSYS_SCANCODE_Q = 16,
  270.     KSYS_SCANCODE_W = 17,
  271.     KSYS_SCANCODE_E = 18,
  272.     KSYS_SCANCODE_R = 19,
  273.     KSYS_SCANCODE_T = 20,
  274.     KSYS_SCANCODE_Y = 21,
  275.     KSYS_SCANCODE_U = 22,
  276.     KSYS_SCANCODE_I = 23,
  277.     KSYS_SCANCODE_O = 24,
  278.     KSYS_SCANCODE_P = 25,
  279.     KSYS_SCANCODE_LBRACE = 26,
  280.     KSYS_SCANCODE_RBRACE = 27,
  281.     KSYS_SCANCODE_ENTER = 28,
  282.     KSYS_SCANCODE_EXT_NUMPAD_ENTER = 28,
  283.     KSYS_SCANCODE_LCTRL = 29,
  284.     KSYS_SCANCODE_EXT_RCTRL = 29,
  285.     KSYS_SCANCODE_A = 30,
  286.     KSYS_SCANCODE_S = 31,
  287.     KSYS_SCANCODE_D = 32,
  288.     KSYS_SCANCODE_F = 33,
  289.     KSYS_SCANCODE_G = 34,
  290.     KSYS_SCANCODE_H = 35,
  291.     KSYS_SCANCODE_J = 36,
  292.     KSYS_SCANCODE_K = 37,
  293.     KSYS_SCANCODE_L = 38,
  294.     KSYS_SCANCODE_SEMICOLON = 39,
  295.     KSYS_SCANCODE_SQUOTE = 40,
  296.     KSYS_SCANCODE_BQUOTE = 41,
  297.     KSYS_SCANCODE_LSHIFT = 42,
  298.     KSYS_SCANCODE_BACKSLASH = 43,
  299.     KSYS_SCANCODE_Z = 44,
  300.     KSYS_SCANCODE_X = 45,
  301.     KSYS_SCANCODE_C = 46,
  302.     KSYS_SCANCODE_V = 47,
  303.     KSYS_SCANCODE_B = 48,
  304.     KSYS_SCANCODE_N = 49,
  305.     KSYS_SCANCODE_M = 50,
  306.     KSYS_SCANCODE_COMMA = 51,
  307.     KSYS_SCANCODE_POINT = 52,
  308.     KSYS_SCANCODE_SLASH = 53,
  309.     KSYS_SCANCODE_EXT_NUMPAD_DIV = 53,
  310.     KSYS_SCANCODE_RSHIFT = 54,
  311.     KSYS_SCANCODE_NUMPAD_MULT = 55,
  312.     KSYS_SCANCODE_EXT_PRTSCR = 55,
  313.     KSYS_SCANCODE_LALT = 56,
  314.     KSYS_SCANCODE_EXT_RALT = 56,
  315.     KSYS_SCANCODE_SPACE = 57,
  316.     KSYS_SCANCODE_CAPSLOCK = 58,
  317.     KSYS_SCANCODE_F1 = 59,
  318.     KSYS_SCANCODE_F2 = 60,
  319.     KSYS_SCANCODE_F3 = 61,
  320.     KSYS_SCANCODE_F4 = 62,
  321.     KSYS_SCANCODE_F5 = 63,
  322.     KSYS_SCANCODE_F6 = 64,
  323.     KSYS_SCANCODE_F7 = 65,
  324.     KSYS_SCANCODE_F8 = 66,
  325.     KSYS_SCANCODE_F9 = 67,
  326.     KSYS_SCANCODE_F10 = 68,
  327.     KSYS_SCANCODE_NUMLOCK = 69,
  328.     KSYS_SCANCODE_SCRLOCK = 70,
  329.     KSYS_SCANCODE_NUMPAD_7 = 71,
  330.     KSYS_SCANCODE_EXT_HOME = 71,
  331.     KSYS_SCANCODE_NUMPAD_8 = 72,
  332.     KSYS_SCANCODE_EXT_UP = 72,
  333.     KSYS_SCANCODE_NUMPAD_9 = 73,
  334.     KSYS_SCANCODE_EXT_PGUP = 73,
  335.     KSYS_SCANCODE_NUMPAD_MINUS = 74,
  336.     KSYS_SCANCODE_NUMPAD_4 = 75,
  337.     KSYS_SCANCODE_EXT_LEFT = 75,
  338.     KSYS_SCANCODE_NUMPAD_5 = 76,
  339.     KSYS_SCANCODE_NUMPAD_6 = 77,
  340.     KSYS_SCANCODE_EXT_RIGHT = 77,
  341.     KSYS_SCANCODE_NUMPAD_PLUS = 78,
  342.     KSYS_SCANCODE_NUMPAD_1 = 79,
  343.     KSYS_SCANCODE_EXT_END = 79,
  344.     KSYS_SCANCODE_NUMPAD_2 = 80,
  345.     KSYS_SCANCODE_EXT_DOWN = 80,
  346.     KSYS_SCANCODE_NUMPAD_3 = 81,
  347.     KSYS_SCANCODE_EXT_PGDOWN = 81,
  348.     KSYS_SCANCODE_NUMPAD_0 = 82,
  349.     KSYS_SCANCODE_EXT_INSERT = 82,
  350.     KSYS_SCANCODE_NUMPAD_COMMA = 83,
  351.     KSYS_SCANCODE_EXT_DELETE = 83,
  352.     //84-86 doesn't exist
  353.     KSYS_SCANCODE_F11 = 87,
  354.     KSYS_SCANCODE_F12 = 88,
  355.     //89,90 doesn't exist
  356.     KSYS_SCANCODE_EXT_LWIN = 91,
  357.     KSYS_SCANCODE_EXT_RWIN = 92,
  358.     KSYS_SCANCODE_EXT_MENU = 93,
  359.     KSYS_SCANCODE_EXT = 0xE0,
  360.  
  361.     KSYS_SCANCODE_UNK_M_UP = 250 // Is it needed?
  362. };
  363.  
  364. KOSAPI int __strcmp(const char* s1, const char* s2)
  365. {
  366.     while ((*s1) && (*s1 == *s2)) {
  367.         ++s1;
  368.         ++s2;
  369.     }
  370.     return (*(unsigned char*)s1 - *(unsigned char*)s2);
  371. }
  372.  
  373. /* ####################################################################### */
  374. /* ############### С wrappers for system calls Kolibri OS ################ */
  375. /* ####################################################################### */
  376.  
  377. /*=============== Function -1 - terminate thread/process ===============*/
  378.  
  379. KOSAPI void _ksys_exit(void)
  380. {
  381.     asm_inline("int $0x40" ::"a"(-1));
  382. }
  383.  
  384. /*============== Function 0 - define and draw the window. ==============*/
  385.  
  386. KOSAPI void _ksys_create_window(uint32_t x, uint32_t y, uint32_t w, uint32_t h, const char* name, ksys_color_t workcolor, uint32_t style)
  387. {
  388.     asm_inline(
  389.         "int $0x40"
  390.         :
  391.         : "a"(0),
  392.         "b"((x << 16) | ((w - 1) & 0xFFFF)),
  393.         "c"((y << 16) | ((h - 1) & 0xFFFF)),
  394.         "d"((style << 24) | (workcolor & 0xFFFFFF)),
  395.         "D"(name),
  396.         "S"(0)
  397.         : "memory");
  398. }
  399.  
  400. /*================ Function 1 - put pixel in the window. ===============*/
  401.  
  402. KOSAPI void _ksys_draw_pixel(uint32_t x, uint32_t y, ksys_color_t color)
  403. {
  404.     asm_inline("int $0x40" ::"a"(1), "b"(x), "c"(y), "d"(color));
  405. }
  406.  
  407. /*============ Function 2 - get the code of the pressed key. ===========*/
  408.  
  409. KOSAPI ksys_oskey_t _ksys_get_key(void)
  410. {
  411.     ksys_oskey_t val;
  412.     asm_inline(
  413.         "int $0x40"
  414.         : "=a"(val.val)
  415.         : "a"(2));
  416.     return val;
  417. }
  418.  
  419. /*==================== Function 3 - get system time. ===================*/
  420.  
  421. KOSAPI ksys_time_t _ksys_get_time(void)
  422. {
  423.     ksys_time_t c_time;
  424.     asm_inline(
  425.         "int $0x40"
  426.         : "=a"(c_time)
  427.         : "a"(3)
  428.         : "memory");
  429.     return c_time;
  430. }
  431.  
  432. /*=================== Function 4 - draw text string. ===================*/
  433. KOSAPI void _ksys_draw_text(const char* text, uint32_t x, uint32_t y, uint32_t len, ksys_color_t color)
  434. {
  435.     asm_inline(
  436.         "int $0x40"
  437.         :
  438.         : "a"(4), "d"(text),
  439.         "b"((x << 16) | y),
  440.         "S"(len), "c"(color)
  441.         : "memory");
  442. }
  443.  
  444. /*========================= Function 5 - delay. ========================*/
  445.  
  446. KOSAPI void _ksys_delay(uint32_t time)
  447. {
  448.     asm_inline(
  449.         "int $0x40"
  450.         :
  451.         : "a"(5), "b"(time)
  452.         : "memory");
  453. }
  454.  
  455. /*=============== Function 7 - draw image in the window. ===============*/
  456.  
  457. KOSAPI void _ksys_draw_bitmap(void* bitmap, int x, int y, int w, int h)
  458. {
  459.     asm_inline(
  460.         "int $0x40"
  461.         :
  462.         : "a"(7), "b"(bitmap),
  463.         "c"((w << 16) | h),
  464.         "d"((x << 16) | y)
  465.         : "memory");
  466. }
  467.  
  468. /*=============== Function 8 - define/delete the button. ===============*/
  469.  
  470. KOSAPI void _ksys_define_button(uint32_t x, uint32_t y, uint32_t w, uint32_t h, uint32_t id, ksys_color_t color)
  471. {
  472.     asm_inline(
  473.         "int $0x40"
  474.         :
  475.         : "a"(8),
  476.         "b"((x << 16) + w),
  477.         "c"((y << 16) + h),
  478.         "d"(id),
  479.         "S"(color));
  480. };
  481.  
  482. KOSAPI void _ksys_delete_button(uint32_t id)
  483. {
  484.     asm_inline("int $0x40" ::"a"(8), "d"(id & 0x00FFFFFF | 0x80000000));
  485. }
  486.  
  487. /*============ Function 9 - information on execution thread. ===========*/
  488.  
  489. #define KSYS_THIS_SLOT -1
  490.  
  491. enum KSYS_SLOT_STATES {
  492.     KSYS_SLOT_STATE_RUNNING = 0,
  493.     KSYS_SLOT_STATE_SUSPENDED = 1,
  494.     KSYS_SLOT_STATE_SUSPENDED_WAIT_EVENT = 2,
  495.     KSYS_SLOT_STATE_NORMAL_TERM = 3,
  496.     KSYS_SLOT_STATE_EXCEPT_TERM = 4,
  497.     KSYS_SLOT_STATE_WAIT_EVENT = 5,
  498.     KSYS_SLOT_STATE_FREE = 9
  499. };
  500.  
  501. KOSAPI int _ksys_thread_info(ksys_thread_t* table, int slot)
  502. {
  503.     int val;
  504.     asm_inline(
  505.         "int $0x40"
  506.         : "=a"(val)
  507.         : "a"(9), "b"(table), "c"(slot)
  508.         : "memory");
  509.     return val;
  510. }
  511.  
  512. /*==================== Function 10 - wait for event. ===================*/
  513.  
  514. KOSAPI uint32_t _ksys_wait_event(void)
  515. {
  516.     uint32_t val;
  517.     asm_inline(
  518.         "int $0x40"
  519.         : "=a"(val)
  520.         : "a"(10));
  521.     return val;
  522. }
  523.  
  524. /*=============== Function 11 - check for event, no wait. ==============*/
  525.  
  526. KOSAPI uint32_t _ksys_check_event(void)
  527. {
  528.     uint32_t val;
  529.     asm_inline(
  530.         "int $0x40"
  531.         : "=a"(val)
  532.         : "a"(11));
  533.     return val;
  534. }
  535.  
  536. /*=============== Function 12 - begin/end window redraw. ===============*/
  537.  
  538. KOSAPI void _ksys_start_draw(void)
  539. {
  540.     asm_inline("int $0x40" ::"a"(12), "b"(1));
  541. }
  542.  
  543. KOSAPI void _ksys_end_draw(void)
  544. {
  545.     asm_inline("int $0x40" ::"a"(12), "b"(2));
  546. }
  547.  
  548. /*============ Function 13 - draw a rectangle in the window. ===========*/
  549.  
  550. KOSAPI void _ksys_draw_bar(uint32_t x, uint32_t y, uint32_t w, uint32_t h, ksys_color_t color)
  551. {
  552.     asm_inline(
  553.         "int $0x40"
  554.         :
  555.         : "a"(13), "d"(color),
  556.         "b"((x << 16) | w),
  557.         "c"((y << 16) | h));
  558. }
  559.  
  560. /*=================== Function 14 - get screen size. ===================*/
  561.  
  562. KOSAPI ksys_pos_t _ksys_screen_size(void)
  563. {
  564.     ksys_pos_t size;
  565.     asm_inline(
  566.         "int $0x40"
  567.         : "=a"(size)
  568.         : "a"(14));
  569.     return size;
  570. }
  571.  
  572. /*== Function 15, subfunction 1 - set a size of the background image. ==*/
  573.  
  574. KOSAPI void _ksys_bg_set_size(uint32_t w, uint32_t h)
  575. {
  576.     asm_inline("int $0x40" ::"a"(15), "b"(1), "c"(w), "d"(h));
  577. }
  578.  
  579. /*=== Function 15, subfunction 2 - put pixel on the background image. ==*/
  580.  
  581. KOSAPI void _ksys_bg_put_pixel(uint32_t x, uint32_t y, uint32_t w, ksys_color_t color)
  582. {
  583.     asm_inline("int $0x40" ::"a"(15), "b"(2), "c"((x + y * w) * 3), "d"(color));
  584. }
  585.  
  586. /*=========== Function 15, subfunction 3 - redraw background. ==========*/
  587.  
  588. KOSAPI void _ksys_bg_redraw(void)
  589. {
  590.     asm_inline("int $0x40" ::"a"(15), "b"(3));
  591. }
  592.  
  593. /*== Function 15, subfunction 4 - set drawing mode for the background. =*/
  594.  
  595. enum KSYS_BG_MODES {
  596.     KSYS_BG_MODE_PAVE = 1,
  597.     KSYS_BG_MODE_STRETCH = 2
  598. };
  599.  
  600. KOSAPI void _ksys_bg_set_mode(uint32_t mode)
  601. {
  602.     asm_inline("int $0x40" ::"a"(15), "b"(4), "c"(mode));
  603. }
  604.  
  605. /*===================== Function 15, subfunction 5 =====================*/
  606. /*============ Put block of pixels on the background image. ============*/
  607.  
  608. KOSAPI void _ksys_bg_put_bitmap(ksys_bitmap_t* bitmap, size_t bitmap_size, uint32_t x, uint32_t y, uint32_t w)
  609. {
  610.     asm_inline(
  611.         "int $0x40"
  612.         :
  613.         : "a"(15), "b"(5), "c"(bitmap), "d"((x + y * w) * 3), "S"(bitmap_size));
  614. }
  615.  
  616. /*===================== Function 15, subfunction 6 =====================*/
  617. /*======= Map background data to the address space of process. ==========*/
  618.  
  619. KOSAPI ksys_bitmap_t* _ksys_bg_get_map(void)
  620. {
  621.     ksys_bitmap_t* bitmap;
  622.     asm_inline(
  623.         "int $0x40"
  624.         : "=a"(bitmap)
  625.         : "a"(15), "b"(6));
  626.     return bitmap;
  627. }
  628.  
  629. /*===== Function 15, subfunction 7 - close mapped background data. =====*/
  630.  
  631. KOSAPI int _ksys_bg_close_map(ksys_bitmap_t* bitmap)
  632. {
  633.     int status; // 1 - OK, 0 - ERROR
  634.     asm_inline(
  635.         "int $0x40"
  636.         : "=a"(status)
  637.         : "a"(15), "b"(7), "c"(bitmap));
  638.     return status;
  639. }
  640.  
  641. /*===================== Function 15, subfunction 9 =====================*/
  642. /*============= Redraws a rectangular part of the background ===========*/
  643.  
  644. KOSAPI void _ksys_bg_redraw_bar(ksys_pos_t angle1, ksys_pos_t angle2)
  645. {
  646.     asm_inline(
  647.         "int $0x40"
  648.         :
  649.         : "a"(15), "b"(9),
  650.         "c"(angle1.x * (1 << 16) + angle2.x),
  651.         "d"(angle1.y * (1 << 16) + angle2.y));
  652. }
  653.  
  654. /*=============== Function 16 - save ramdisk on a floppy. ==============*/
  655.  
  656. KOSAPI int _ksys_save_ramdisk_fd(uint32_t floppy_id)
  657. {
  658.     int status; // 0 - OK, 1 - ERROR
  659.     asm_inline(
  660.         "int $0x40"
  661.         : "=a"(status)
  662.         : "a"(16), "b"(floppy_id));
  663.     return status;
  664. }
  665.  
  666. /*======= Function 17 - get the identifier of the pressed button. ======*/
  667.  
  668. KOSAPI uint32_t _ksys_get_button(void)
  669. {
  670.     unsigned val;
  671.     asm_inline(
  672.         "int $0x40"
  673.         : "=a"(val)
  674.         : "a"(17));
  675.     return val >> 8;
  676. }
  677.  
  678. /*===================== Function 18, subfunction 1 =====================*/
  679. /*============= Make deactive the window of the given thread. ==========*/
  680.  
  681. KOSAPI void _ksys_unfocus_window(int slot)
  682. {
  683.     asm_inline("int $0x40" ::"a"(18), "b"(1), "c"(slot));
  684. }
  685.  
  686. /*= Function 18, subfunction 2 - terminate process/thread by the slot. =*/
  687.  
  688. KOSAPI void _ksys_kill_by_slot(int slot)
  689. {
  690.     asm_inline(
  691.         "int $0x40" ::"a"(18), "b"(2), "c"(slot));
  692. }
  693.  
  694. /*===================== Function 18, subfunction 3 =====================*/
  695. /*============= Make active the window of the given thread. ============*/
  696.  
  697. KOSAPI void _ksys_focus_window(int slot)
  698. {
  699.     asm_inline("int $0x40" ::"a"(18), "b"(3), "c"(slot));
  700. }
  701.  
  702. /*===================== Function 18, subfunction 4 =====================*/
  703. /*=========== Get counter of idle time units per one second. ===========*/
  704.  
  705. KOSAPI uint32_t _ksys_get_idle(void)
  706. {
  707.     uint32_t sec;
  708.     asm_inline(
  709.         "int $0x40"
  710.         : "=a"(sec)
  711.         : "a"(18), "b"(4));
  712.     return sec;
  713. }
  714.  
  715. /*========== Function 18, subfunction 5 - get CPU clock rate. ==========*/
  716. /*================ modulo 2^32 clock ticks = 4GHz ======================*/
  717.  
  718. KOSAPI uint32_t _ksys_get_cpu_clock(void)
  719. {
  720.     uint32_t clock;
  721.     asm_inline(
  722.         "int $0x40"
  723.         : "=a"(clock)
  724.         : "a"(18), "b"(5));
  725.     return clock;
  726. }
  727.  
  728. /* Function 18, subfunction 6 - save ramdisk to the file on hard drive. */
  729.  
  730. KOSAPI uint32_t _ksys_save_ramdisk_hd(const char* ramdisk_path)
  731. {
  732.     uint32_t fs_err;
  733.     asm_inline(
  734.         "int $0x40"
  735.         : "=a"(fs_err)
  736.         : "a"(18), "b"(6), "c"(ramdisk_path));
  737.     return fs_err;
  738. }
  739.  
  740. /* Function 18, subfunction 9 - system shutdown with the parameter. */
  741.  
  742. enum KSYS_SHD_PARAM {
  743.     KSYS_SHD_POWEROFF = 2,
  744.     KSYS_SHD_REBOOT = 3,
  745.     KSYS_SHD_RESTART_KRN = 4
  746. };
  747.  
  748. KOSAPI void _ksys_shutdown(uint32_t shd_param)
  749. {
  750.     asm_inline("int $0x40" ::"a"(18), "b"(9), "c"(shd_param));
  751. }
  752.  
  753. /*========= Function 18, subfunction 16 - get size of free RAM. ========*/
  754.  
  755. KOSAPI size_t _ksys_get_ram_size(void)
  756. {
  757.     size_t size;
  758.     asm_inline(
  759.         "int $0x40"
  760.         : "=a"(size)
  761.         : "a"(18), "b"(16));
  762.     return size;
  763. }
  764.  
  765. /*======== Function 18, subfunction 17 - get full amount of RAM. =======*/
  766.  
  767. KOSAPI size_t _ksys_get_full_ram(void)
  768. {
  769.     size_t size;
  770.     asm_inline(
  771.         "int $0x40"
  772.         : "=a"(size)
  773.         : "a"(18), "b"(17));
  774.     return size;
  775. }
  776.  
  777. /*===================== Function 18, subfunction 18 ====================*/
  778. /*============= Terminate process/thread by the identifier. ============*/
  779.  
  780. KOSAPI void _ksys_kill_by_pid(uint32_t PID)
  781. {
  782.     asm_inline("int $0x40" ::"a"(18), "b"(18), "c"(PID));
  783. }
  784.  
  785. /*========= Fuction 18, subfunction 19 - get/set mouse settings. ========*/
  786.  
  787. typedef enum KSYS_MOUSE_SETTINGS {
  788.     KSYS_MOUSE_GET_SPEED = 0,              // Get mouse speed
  789.     KSYS_MOUSE_SET_SPEED = 1,              // Set mouse speed
  790.     KSYS_MOUSE_GET_SENS = 2,               // Get mouse sensitivity
  791.     KSYS_MOUSE_SET_SENS = 3,               // Set mouse sensitivity
  792.     KSYS_MOUSE_SET_POS = 4,                // Set the position of the mouse cursor
  793.     KSYS_MOUSE_SIM_STATE = 5,              // Simulate the state of the mouse buttons
  794.     KSYS_MOUSE_GET_DOUBLE_CLICK_DELAY = 6, // Get double click delay.
  795.     KSYS_MOUSE_SET_DOUBLE_CLICK_DELAY = 7  // Set double click delay.
  796. } ksys_mouse_settings_t;
  797.  
  798. KOSAPI uint32_t _ksys_set_mouse_settings(ksys_mouse_settings_t settings, uint32_t arg)
  799. {
  800.     uint32_t retval;
  801.     asm_inline(
  802.         "int $0x40"
  803.         : "=a"(retval)
  804.         : "a"(18), "b"(19), "c"(settings), "d"(arg)
  805.         : "memory");
  806.     return retval;
  807. }
  808.  
  809. #define _ksys_set_mouse_pos(X, Y) _ksys_set_mouse_settings(KSYS_MOUSE_SET_POS, X * 65536 + Y)
  810.  
  811. /*===================== Function 18, subfunction 21 ====================*/
  812. /*=====Get the slot number of the process / thread by identifier.. =====*/
  813.  
  814. KOSAPI int _ksys_get_thread_slot(int PID)
  815. {
  816.     int val;
  817.     asm_inline(
  818.         "int $0x40"
  819.         : "=a"(val)
  820.         : "a"(18), "b"(21), "c"(PID));
  821.     return val;
  822. }
  823.  
  824. /*============= Function 23 - wait for event with timeout. =============*/
  825.  
  826. KOSAPI uint32_t _ksys_wait_event_timeout(uint32_t timeout)
  827. {
  828.     unsigned val;
  829.     asm_inline(
  830.         "int $0x40"
  831.         : "=a"(val)
  832.         : "a"(23), "b"(timeout));
  833.     return val;
  834. }
  835.  
  836. /*=== Function 26, subfunction 9 - get the value of the time counter. ==*/
  837.  
  838. KOSAPI uint32_t _ksys_get_tick_count(void)
  839. {
  840.     unsigned val;
  841.     asm_inline(
  842.         "int $0x40"
  843.         : "=a"(val)
  844.         : "a"(26), "b"(9));
  845.     return val;
  846. }
  847.  
  848. /*===================== Function 26, subfunction 10 ====================*/
  849. /*========== Get the value of the high precision time counter. =========*/
  850.  
  851. KOSAPI uint64_t _ksys_get_ns_count(void)
  852. {
  853.     uint64_t val;
  854.     asm_inline(
  855.         "int $0x40"
  856.         : "=A"(val)
  857.         : "a"(26), "b"(10));
  858.     return val;
  859. }
  860.  
  861. /*=================== Function 29 - get system date. ===================*/
  862.  
  863. KOSAPI ksys_date_t _ksys_get_date(void)
  864. {
  865.     ksys_date_t val;
  866.     asm_inline(
  867.         "int $0x40"
  868.         : "=a"(val)
  869.         : "a"(29));
  870.     return val;
  871. }
  872.  
  873. /*===========+ Function 30 - work with the current folder.==============*/
  874. /*--------- Subfunction 1 - set current folder for the thread. ---------*/
  875.  
  876. KOSAPI void _ksys_setcwd(char* dir)
  877. {
  878.     asm_inline("int $0x40" ::"a"(30), "b"(1), "c"(dir));
  879. }
  880.  
  881. /*--------- Subfunction 2 - get current folder for the thread. ---------*/
  882.  
  883. KOSAPI int _ksys_getcwd(char* buf, int bufsize)
  884. {
  885.     int val;
  886.     asm_inline(
  887.         "int $0x40"
  888.         : "=a"(val)
  889.         : "a"(30), "b"(2), "c"(buf), "d"(bufsize));
  890.     return val;
  891. }
  892.  
  893. /* ---- Subfunction 3 - install the add.system directory for the kernel ------*/
  894.  
  895. KOSAPI int _ksys_set_kernel_dir(ksys_dir_key_t* table)
  896. {
  897.     int val;
  898.     asm_inline(
  899.         "int $0x40"
  900.         : "=a"(val)
  901.         : "a"(30), "b"(3), "c"(table)
  902.         : "memory");
  903.     return val;
  904. }
  905.  
  906. /*=================== Function 37 - work with mouse. ===================*/
  907.  
  908. enum KSYS_MOUSE_POS {
  909.     KSYS_MOUSE_SCREEN_POS = 0,
  910.     KSYS_MOUSE_WINDOW_POS = 1
  911. };
  912.  
  913. KOSAPI ksys_pos_t _ksys_get_mouse_pos(int origin)
  914. {
  915.     ksys_pos_t pos;
  916.     asm_inline(
  917.         "int $0x40"
  918.         : "=a"(pos)
  919.         : "a"(37), "b"(origin));
  920.     return pos;
  921. }
  922.  
  923. enum KSYS_MOUSE_BUTTON {
  924.     KSYS_MOUSE_LBUTTON_PRESSED = (1 << 0),
  925.     KSYS_MOUSE_RBUTTON_PRESSED = (1 << 1),
  926.     KSYS_MOUSE_MBUTTON_PRESSED = (1 << 2),
  927.     KSYS_MOUSE_4BUTTON_PRESSED = (1 << 3),
  928.     KSYS_MOUSE_5BUTTON_PRESSED = (1 << 4)
  929. };
  930.  
  931. KOSAPI uint32_t _ksys_get_mouse_buttons(void) // subfunction 2 - states of the mouse buttons
  932. {
  933.     uint32_t val;
  934.     asm_inline(
  935.         "int $0x40"
  936.         : "=a"(val)
  937.         : "a"(37), "b"(2));
  938.     return val;
  939. }
  940.  
  941. KOSAPI uint32_t _ksys_get_mouse_eventstate(void) // subfunction 3 - states and events of the mouse buttons
  942. {
  943.     uint32_t val;
  944.     asm_inline(
  945.         "int $0x40"
  946.         : "=a"(val)
  947.         : "a"(37), "b"(3));
  948.     return val;
  949. }
  950.  
  951. enum KSYS_CURSOR_SRC {
  952.     KSYS_CURSOR_FROM_FILE = 0,
  953.     KSYS_CURSOR_FROM_MEM = 1,
  954.     KSYS_CURSOR_INDIRECT = 2
  955. };
  956.  
  957. KOSAPI void* _ksys_load_cursor(void* path, uint32_t flags) // subfunction 4 - load cursor
  958. {
  959.     void* val;
  960.     asm_inline(
  961.         "int $0x40"
  962.         : "=a"(val)
  963.         : "a"(37), "b"(4), "c"(path), "d"(flags)
  964.         : "memory");
  965.     return val;
  966. }
  967.  
  968. KOSAPI void* _ksys_set_cursor(void* cursor) // subfunction 5 - set cursor
  969. {
  970.     void* old;
  971.     asm_inline(
  972.         "int $0x40"
  973.         : "=a"(old)
  974.         : "a"(37), "b"(5), "c"(cursor));
  975.     return old;
  976. }
  977.  
  978. KOSAPI int _ksys_delete_cursor(void* cursor) // subfunction 6 - delete cursor
  979. {
  980.     int ret;
  981.     asm_inline(
  982.         "int $0x40"
  983.         : "=a"(ret)
  984.         : "a"(37), "b"(6), "c"(cursor)
  985.         : "memory");
  986.     return ret;
  987. }
  988.  
  989. KOSAPI uint32_t _ksys_get_mouse_wheels(void) // subfunction 7 - get scroll data
  990. {
  991.     uint32_t val;
  992.     asm_inline(
  993.         "int $0x40"
  994.         : "=a"(val)
  995.         : "a"(37), "b"(7));
  996.     return val;
  997. }
  998.  
  999. /*=========== Function 40 - set the mask for expected events. ==========*/
  1000.  
  1001. enum KSYS_EVENT_MASK {
  1002.     KSYS_EVM_REDRAW = 1,
  1003.     KSYS_EVM_KEY = 2,
  1004.     KSYS_EVM_BUTTON = 4,
  1005.     KSYS_EVM_EXIT = 8,
  1006.     KSYS_EVM_BACKGROUND = 16,
  1007.     KSYS_EVM_MOUSE = 32,
  1008.     KSYS_EVM_IPC = 64,
  1009.     KSYS_EVM_STACK = 128,
  1010.     KSYS_EVM_DEBUG = 256,
  1011.     KSYS_EVM_STACK2 = 512,
  1012.     KSYS_EVM_MOUSE_FILTER = 0x80000000,
  1013.     KSYS_EVM_CURSOR_FILTER = 0x40000000,
  1014. };
  1015.  
  1016. KOSAPI uint32_t _ksys_set_event_mask(uint32_t mask)
  1017. {
  1018.     unsigned val;
  1019.     asm_inline(
  1020.         "int $0x40"
  1021.         : "=a"(val)
  1022.         : "a"(40), "b"(mask));
  1023.     return val;
  1024. }
  1025.  
  1026. /*====================== Function 38 - draw line. ======================*/
  1027.  
  1028. KOSAPI void _ksys_draw_line(int xs, int ys, int xe, int ye, ksys_color_t color)
  1029. {
  1030.     asm_inline(
  1031.         "int $0x40"
  1032.         :
  1033.         : "a"(38), "d"(color),
  1034.         "b"((xs << 16) | xe),
  1035.         "c"((ys << 16) | ye));
  1036. }
  1037.  
  1038. /*============= Function 47 - draw a number in the window. =============*/
  1039.  
  1040. KOSAPI void _ksys_draw_number(int number, int x, int y, int len, ksys_color_t color)
  1041. {
  1042.     unsigned fmt;
  1043.     fmt = len << 16 | 0x80000000; // no leading zeros + width
  1044.     asm_inline(
  1045.         "int $0x40"
  1046.         :
  1047.         : "a"(47), "b"(fmt), "c"(number), "d"((x << 16) | y), "S"(color));
  1048. }
  1049.  
  1050. KOSAPI void _ksys_draw_number_bg(unsigned number, int x, int y, int len, ksys_color_t color, ksys_color_t bg)
  1051. {
  1052.     unsigned fmt;
  1053.     fmt = len << 16 | 0x80000000; // no leading zeros + width
  1054.     asm_inline(
  1055.         "int $0x40"
  1056.         :
  1057.         : "a"(47), "b"(fmt), "c"(number), "d"((x << 16) | y), "S"(color), "D"(bg));
  1058. }
  1059.  
  1060. /*====== Function 48, subfunction 3 - get standard window colors. ======*/
  1061.  
  1062. KOSAPI void _ksys_get_system_colors(ksys_colors_table_t* color_table)
  1063. {
  1064.     asm_inline("int $0x40" ::"a"(48), "b"(3), "c"(color_table), "d"(40));
  1065. }
  1066.  
  1067. /*============ Function 48, subfunction 4 - get skin height. ===========*/
  1068.  
  1069. KOSAPI uint32_t _ksys_get_skin_height()
  1070. {
  1071.     unsigned height;
  1072.     asm_inline(
  1073.         "int $0x40"
  1074.         : "=a"(height)
  1075.         : "a"(48), "b"(4));
  1076.     return height;
  1077. }
  1078.  
  1079. /*==================== Function 51 - create thread. ====================*/
  1080.  
  1081. KOSAPI int _ksys_create_thread(void* thread_entry, void* stack_top)
  1082. {
  1083.     int val;
  1084.     asm_inline(
  1085.         "int $0x40"
  1086.         : "=a"(val)
  1087.         : "a"(51), "b"(1), "c"(thread_entry), "d"(stack_top)
  1088.         : "memory");
  1089.     return val;
  1090. }
  1091.  
  1092. /*==================== Function 54, subfunction 0 ======================*/
  1093. /*============== Get the number of slots in the clipboard. =============*/
  1094.  
  1095. enum KSYS_CLIP_ENCODING {
  1096.     KSYS_CLIP_UTF8 = 0,
  1097.     KSYS_CLIP_CP866 = 1,
  1098.     KSYS_CLIP_CP1251 = 2
  1099. };
  1100.  
  1101. enum KSYS_CLIP_TYPES {
  1102.     KSYS_CLIP_TEXT = 0,
  1103.     KSYS_CLIP_IMAGE = 1,
  1104.     KSYS_CLIP_RAW = 2
  1105. };
  1106.  
  1107. KOSAPI int _ksys_clip_num(void)
  1108. {
  1109.     unsigned val;
  1110.     asm_inline(
  1111.         "int $0x40"
  1112.         : "=a"(val)
  1113.         : "a"(54), "b"(0));
  1114.     return val;
  1115. }
  1116.  
  1117. /*==================== Function 54, subfunction 1 ======================*/
  1118. /*================= Read the data from the clipboard. ==================-*/
  1119.  
  1120. KOSAPI char* _ksys_clip_get(int n) // returned buffer must be freed by _ksys_free()
  1121. {
  1122.     char* val;
  1123.     asm_inline(
  1124.         "int $0x40"
  1125.         : "=a"(val)
  1126.         : "a"(54), "b"(1), "c"(n));
  1127.     return val;
  1128. }
  1129.  
  1130. /*==================== Function 54, subfunction 2 ======================*/
  1131. /*================= Write the data to the clipboard. ===================*/
  1132.  
  1133. KOSAPI int _ksys_clip_set(int n, char* buffer)
  1134. {
  1135.     unsigned val;
  1136.     asm_inline(
  1137.         "int $0x40"
  1138.         : "=a"(val)
  1139.         : "a"(54), "b"(2), "c"(n), "d"(buffer)
  1140.         : "memory");
  1141.     return val;
  1142. }
  1143.  
  1144. /*===================== Function 54, subfunction 3 =====================*/
  1145. /*================ Delete the last slot in the clipboard ===============*/
  1146.  
  1147. KOSAPI int _ksys_clip_pop()
  1148. {
  1149.     unsigned val;
  1150.     asm_inline(
  1151.         "int $0x40"
  1152.         : "=a"(val)
  1153.         : "a"(54), "b"(3));
  1154.     return val;
  1155. }
  1156.  
  1157. /*===================== Function 54, subfunction 4 =====================*/
  1158. /*===================== Alarm reset the lock buffer ====================*/
  1159.  
  1160. KOSAPI int _ksys_clip_unlock()
  1161. {
  1162.     unsigned val;
  1163.     asm_inline(
  1164.         "int $0x40"
  1165.         : "=a"(val)
  1166.         : "a"(54), "b"(4));
  1167.     return val;
  1168. }
  1169.  
  1170. /*============== Function 63 - work with the debug board. ==============*/
  1171.  
  1172. KOSAPI void _ksys_debug_putc(char c)
  1173. {
  1174.     asm_inline("int $0x40" ::"a"(63), "b"(1), "c"(c));
  1175. }
  1176.  
  1177. KOSAPI void _ksys_debug_puts(const char* s)
  1178. {
  1179.     unsigned i = 0;
  1180.     while (*(s + i)) {
  1181.         asm_inline("int $0x40" ::"a"(63), "b"(1), "c"(*(s + i)));
  1182.         i++;
  1183.     }
  1184. }
  1185.  
  1186. /*========= Function 65 - draw image with the palette in window. =============*/
  1187.  
  1188. KOSAPI void ksys_draw_bitmap_palette(void* bitmap, int x, int y, int w, int h, int bpp, void* palette, int offset)
  1189. {
  1190.     asm_inline(
  1191.         "pushl %%ebp,\n\t"            // save EBP register
  1192.         "movl 0x24(%%ebp), %%ebp\n\t" // 0x24 - "offset" param
  1193.         "int $0x40\n\t"
  1194.         "popl %%ebp" // restore EBP register
  1195.         :
  1196.         : "a"(65),
  1197.         "b"(bitmap),
  1198.         "c"((w << 16) + h),
  1199.         "d"((x << 16) + y),
  1200.         "S"(bpp),
  1201.         "D"(palette));
  1202. }
  1203.  
  1204. /*========= Function 66, subfunction 1 - set keyboard input mode. ==============*/
  1205.  
  1206. typedef enum KSYS_KEY_INPUT_MODE {
  1207.     KSYS_KEY_INPUT_MODE_ASCII = 0,
  1208.     KSYS_KEY_INPUT_MODE_SCANC = 1,
  1209. } ksys_key_input_mode_t;
  1210.  
  1211. KOSAPI void _ksys_set_key_input_mode(ksys_key_input_mode_t mode)
  1212. {
  1213.     asm_inline("int $0x40" ::"a"(66), "b"(1), "c"(mode));
  1214. }
  1215.  
  1216. /*========= Function 66, subfunction 3 - get the state of the control keys. ========*/
  1217.  
  1218. enum KSYS_CONTROL_KEYS {
  1219.     KSYS_CONTROL_LSHIFT = (1 << 0),
  1220.     KSYS_CONTROL_RSHIFT = (1 << 1),
  1221.     KSYS_CONTROL_LCTRL = (1 << 2),
  1222.     KSYS_CONTROL_RCTRL = (1 << 3),
  1223.     KSYS_CONTROL_LALT = (1 << 4),
  1224.     KSYS_CONTROL_RALT = (1 << 5),
  1225.     KSYS_CONTROL_CAPS = (1 << 6),
  1226.     KSYS_CONTROL_NUM_LOCK = (1 << 7),
  1227.     KSYS_CONTROL_SCROLL_LOCK = (1 << 8)
  1228. };
  1229.  
  1230. KOSAPI uint32_t _ksys_get_control_key_state(void)
  1231. {
  1232.     uint32_t key_state;
  1233.     asm_inline(
  1234.         "int $0x40"
  1235.         : "=a"(key_state)
  1236.         : "a"(66), "b"(3));
  1237.     return key_state;
  1238. }
  1239.  
  1240. /*========= Function 66, subfunction 4 - set system-wide hotkey. ========*/
  1241.  
  1242. enum KSYS_SYS_HOTKEY_CONTROL_KEY_STATES {
  1243.     KSYS_SYS_HOTKEY_SHIFT_NONE = 0x0,
  1244.     KSYS_SYS_HOTKEY_SHIFT_ONE = 0x1,
  1245.     KSYS_SYS_HOTKEY_SHIFT_BOTH = 0x2,
  1246.     KSYS_SYS_HOTKEY_SHIFT_LEFTONLY = 0x3,
  1247.     KSYS_SYS_HOTKEY_SHIFT_RIGHTONLY = 0x4,
  1248.  
  1249.     KSYS_SYS_HOTKEY_CTRL_NONE = 0x00,
  1250.     KSYS_SYS_HOTKEY_CTRL_ONE = 0x10,
  1251.     KSYS_SYS_HOTKEY_CTRL_BOTH = 0x20,
  1252.     KSYS_SYS_HOTKEY_CTRL_LEFTONLY = 0x30,
  1253.     KSYS_SYS_HOTKEY_CTRL_RIGHTONLY = 0x40,
  1254.  
  1255.     KSYS_SYS_HOTKEY_ALT_NONE = 0x000,
  1256.     KSYS_SYS_HOTKEY_ALT_ONE = 0x100,
  1257.     KSYS_SYS_HOTKEY_ALT_BOTH = 0x200,
  1258.     KSYS_SYS_HOTKEY_ALT_LEFTONLY = 0x300,
  1259.     KSYS_SYS_HOTKEY_ALT_RIGHTONLY = 0x400,
  1260. };
  1261.  
  1262. KOSAPI int _ksys_set_sys_hotkey(uint8_t scancode, uint16_t control_key_states)
  1263. {
  1264.     int res;
  1265.     asm_inline(
  1266.         "int $0x40"
  1267.         : "=a"(res)
  1268.         : "a"(66), "b"(4), "c"(scancode), "d"(control_key_states)
  1269.         : "memory");
  1270.     return res;
  1271. }
  1272.  
  1273. /*========= Function 66, subfunction 5 - delete installed hotkey. ========*/
  1274.  
  1275. KOSAPI int _ksys_del_sys_hotkey(uint8_t scancode, uint16_t control_key_states)
  1276. {
  1277.     int res;
  1278.     asm_inline(
  1279.         "int $0x40"
  1280.         : "=a"(res)
  1281.         : "a"(66), "b"(5), "c"(scancode), "d"(control_key_states)
  1282.         : "memory");
  1283.     return res;
  1284. }
  1285.  
  1286. /*========= Function 67 - change position/sizes of the window. =========*/
  1287.  
  1288. KOSAPI void _ksys_change_window(int new_x, int new_y, int new_w, int new_h)
  1289. {
  1290.     asm_inline("int $0x40" ::"a"(67), "b"(new_x), "c"(new_y), "d"(new_w), "S"(new_h));
  1291. }
  1292.  
  1293. /*===== Function 68, subfunction 1 - switch to the next thread of execution ====*/
  1294.  
  1295. KOSAPI void _ksys_thread_yield(void)
  1296. {
  1297.     asm_inline("int $0x40" ::"a"(68), "b"(1));
  1298. }
  1299.  
  1300. /*======== Function 68, subfunction 12 - allocate memory block. ========*/
  1301.  
  1302. KOSAPI void* _ksys_alloc(size_t size)
  1303. {
  1304.     void* val;
  1305.     asm_inline(
  1306.         "int $0x40"
  1307.         : "=a"(val)
  1308.         : "a"(68), "b"(12), "c"(size));
  1309.     return val;
  1310. }
  1311.  
  1312. /*========== Function 68, subfunction 13 - free memory block. ==========*/
  1313.  
  1314. KOSAPI int _ksys_free(void* mem)
  1315. {
  1316.     int val;
  1317.     asm_inline(
  1318.         "int $0x40"
  1319.         : "=a"(val)
  1320.         : "a"(68), "b"(13), "c"(mem));
  1321.     return val;
  1322. }
  1323.  
  1324. /*====== Function 68, subfunction 14 - Wait signal from other applications/drivers. =====*/
  1325.  
  1326. KOSAPI void _ksys_wait_signal(ksys_signal_info_t* signal)
  1327. {
  1328.     asm_inline(
  1329.         "int $0x40"
  1330.         :
  1331.         : "a"(68), "b"(14), "c"(signal)
  1332.         : "memory");
  1333. }
  1334.  
  1335. /*============= Function 68, subfunction 16 - load driver. =============*/
  1336.  
  1337. KOSAPI ksys_drv_hand_t _ksys_load_driver(char* driver_name)
  1338. {
  1339.     ksys_drv_hand_t driver_h;
  1340.     asm_inline(
  1341.         "int $0x40"
  1342.         : "=a"(driver_h)
  1343.         : "a"(68), "b"(16), "c"(driver_name));
  1344.     return driver_h;
  1345. }
  1346.  
  1347. /*============ Function 68, subfunction 17 - driver control. ===========*/
  1348.  
  1349. KOSAPI int _ksys_driver_control(ksys_ioctl_t* ioctl)
  1350. {
  1351.     int status;
  1352.     asm_inline(
  1353.         "int $0x40"
  1354.         : "=a"(status)
  1355.         : "a"(68), "b"(17), "c"(ioctl)
  1356.         : "memory");
  1357.     return status;
  1358. }
  1359.  
  1360. /*== Function 68, subfunction 18 - subfunction 19 - load DLL (MS COFF) ==*/
  1361.  
  1362. KOSAPI ksys_dll_t* _ksys_dlopen(const char* path)
  1363. {
  1364.     ksys_dll_t* table;
  1365.     asm_inline(
  1366.         "int $0x40"
  1367.         : "=a"(table)
  1368.         : "a"(68), "b"(19), "c"(path)
  1369.         : "memory");
  1370.     return table;
  1371. }
  1372.  
  1373. /* It is not a system call, it serves as an auxiliary tool*/
  1374.  
  1375. KOSAPI void* _ksys_dlsym(ksys_dll_t* table, const char* fun_name)
  1376. {
  1377.     unsigned i = 0;
  1378.     while (1) {
  1379.         if (!(table + i)->func_name) {
  1380.             break;
  1381.         } else {
  1382.             if (!__strcmp(fun_name, (table + i)->func_name)) {
  1383.                 return (table + i)->func_ptr;
  1384.             }
  1385.         }
  1386.         i++;
  1387.     }
  1388.     return NULL;
  1389. }
  1390.  
  1391. /* Function 68, subfunction 20 - reallocate memory block.*/
  1392.  
  1393. KOSAPI void* _ksys_realloc(void* mem, size_t size)
  1394. {
  1395.     void* val;
  1396.     asm_inline(
  1397.         "int $0x40"
  1398.         : "=a"(val)
  1399.         : "a"(68), "b"(20), "c"(size), "d"(mem)
  1400.         : "memory");
  1401.     return val;
  1402. }
  1403.  
  1404. /* Function 68, subfunction 21 - load driver by full name. */
  1405.  
  1406. KOSAPI ksys_drv_hand_t _ksys_load_driver_opt(char* driver_path, char* cmd_line)
  1407. {
  1408.     ksys_drv_hand_t driver_h;
  1409.     asm_inline(
  1410.         "int $0x40"
  1411.         : "=a"(driver_h)
  1412.         : "a"(68), "b"(21), "c"(driver_path), "d"(cmd_line));
  1413.     return driver_h;
  1414. }
  1415.  
  1416. /*======== Function 68, subfunction 22 - open named memory area. =======*/
  1417.  
  1418. enum KSYS_SHM_MODE {
  1419.     KSYS_SHM_OPEN = 0x00,
  1420.     KSYS_SHM_OPEN_ALWAYS = 0x04,
  1421.     KSYS_SHM_CREATE = 0x08,
  1422.     KSYS_SHM_READ = 0x00,
  1423.     KSYS_SHM_WRITE = 0x01,
  1424. };
  1425.  
  1426. KOSAPI int _ksys_shm_open(char* name, int mode, int size, char** new_shm)
  1427. {
  1428.     int error;
  1429.     asm_inline(
  1430.         "int $0x40"
  1431.         : "=a"(*new_shm), "=d"(error)
  1432.         : "a"(68), "b"(22), "c"(name), "d"(size), "S"(mode));
  1433.     return error;
  1434. }
  1435.  
  1436. /*======= Function 68, subfunction 23 - close named memory area. =======*/
  1437.  
  1438. KOSAPI void _ksys_shm_close(char* shm_name)
  1439. {
  1440.     asm_inline(
  1441.         "int $0x40"
  1442.         :
  1443.         : "a"(68), "b"(23), "c"(shm_name));
  1444. }
  1445.  
  1446. /*====== Function 68, subfunction 26 - release memory pages ============*/
  1447.  
  1448. KOSAPI int* _ksys_unmap(void* base, size_t offset, size_t size)
  1449. {
  1450.     int* val;
  1451.     asm_inline(
  1452.         "int $0x40"
  1453.         : "=a"(val)
  1454.         : "a"(68), "b"(26), "c"(base), "d"(offset), "S"(size));
  1455.     return val;
  1456. }
  1457.  
  1458. /*========== Function 68, subfunction 27 - load file ===================*/
  1459.  
  1460. KOSAPI ksys_ufile_t _ksys_load_file(const char* path)
  1461. {
  1462.     ksys_ufile_t uf;
  1463.     asm_inline(
  1464.         "int $0x40"
  1465.         : "=a"(uf.data), "=d"(uf.size)
  1466.         : "a"(68), "b"(27), "c"(path)
  1467.         : "memory");
  1468.     return uf;
  1469. }
  1470.  
  1471. /*==== Function 68, subfunction 28 - load file, specifying the encoding ===*/
  1472.  
  1473. KOSAPI ksys_ufile_t _ksys_load_file_enc(const char* path, unsigned file_encoding)
  1474. {
  1475.     ksys_ufile_t uf;
  1476.     asm_inline(
  1477.         "int $0x40"
  1478.         : "=a"(uf.data), "=d"(uf.size)
  1479.         : "a"(68), "b"(28), "c"(path), "d"(file_encoding)
  1480.         : "memory");
  1481.     return uf;
  1482. }
  1483.  
  1484. /*==== Function 70 - work with file system with long names support. ====*/
  1485.  
  1486. KOSAPI ksys70_status_t _ksys70(const ksys70_t* k)
  1487. {
  1488.     ksys70_status_t status;
  1489.     asm_inline(
  1490.         "int $0x40"
  1491.         : "=a"(status.status), "=b"(status.rw_bytes)
  1492.         : "a"(70), "b"(k)
  1493.         : "memory");
  1494.     return status;
  1495. }
  1496.  
  1497. /*====== Function 70, subfunction 0 - read file with long names support. ======*/
  1498.  
  1499. KOSAPI ksys70_status_t _ksys_file_read(const char* name, uint64_t offset, uint32_t size, void* buf)
  1500. {
  1501.     ksys70_t k;
  1502.     k.p00 = 0;
  1503.     k.p04 = offset;
  1504.     k.p12 = size;
  1505.     k.buf16 = buf;
  1506.     k.p20 = 0;
  1507.     k.p21 = name;
  1508.     return _ksys70(&k);
  1509. }
  1510.  
  1511. /*===================== Function 70, subfunction 2 =====================*/
  1512. /*============ Create/rewrite file with long names support. ============*/
  1513.  
  1514. KOSAPI int _ksys_file_create(const char* name)
  1515. {
  1516.     ksys70_t k;
  1517.     k.p00 = 2;
  1518.     k.p04dw = 0;
  1519.     k.p08dw = 0;
  1520.     k.p12 = 0;
  1521.     k.p21 = name;
  1522.     return _ksys70(&k).status;
  1523. }
  1524.  
  1525. /*===================== Function 70, subfunction 3 =====================*/
  1526. /*=========== Write to existing file with long names support. ==========*/
  1527.  
  1528. KOSAPI ksys70_status_t _ksys_file_write(const char* name, uint64_t offset, uint32_t size, const void* buf)
  1529. {
  1530.     ksys70_t k;
  1531.     k.p00 = 3;
  1532.     k.p04 = offset;
  1533.     k.p12 = size;
  1534.     k.cbuf16 = buf;
  1535.     k.p20 = 0;
  1536.     k.p21 = name;
  1537.     return _ksys70(&k);
  1538. }
  1539.  
  1540. /*========== Function 70, subfunction 5 - get information on file/folder. =====*/
  1541.  
  1542. KOSAPI int _ksys_file_info(const char* name, ksys_bdfe_t* bdfe)
  1543. {
  1544.     ksys70_t k;
  1545.     k.p00 = 5;
  1546.     k.p04dw = 0;
  1547.     k.p08dw = 0;
  1548.     k.p12 = 0;
  1549.     k.bdfe = bdfe;
  1550.     k.p20 = 0;
  1551.     k.p21 = name;
  1552.     return _ksys70(&k).status;
  1553. }
  1554.  
  1555. #define _ksys_dir_info _ksys_file_info
  1556.  
  1557. /*=========== Function 70, subfunction 7 - start application. ===========*/
  1558.  
  1559. KOSAPI int _ksys_exec(const char* app_name, char* args)
  1560. {
  1561.     ksys70_t file_opt;
  1562.     file_opt.p00 = 7;
  1563.     file_opt.p04dw = 0;
  1564.     file_opt.p08dw = (uint32_t)args;
  1565.  
  1566.     file_opt.p12 = 0;
  1567.     file_opt.p16 = 0;
  1568.     file_opt.p20 = 0;
  1569.  
  1570.     file_opt.p21 = app_name;
  1571.     return _ksys70(&file_opt).status;
  1572. }
  1573.  
  1574. /*========== Function 70, subfunction 8 - delete file/folder. ==========*/
  1575.  
  1576. KOSAPI int _ksys_file_delete(const char* name)
  1577. {
  1578.     ksys70_t k;
  1579.     k.p00 = 8;
  1580.     k.p20 = 0;
  1581.     k.p21 = name;
  1582.     return _ksys70(&k).status;
  1583. }
  1584.  
  1585. /*============= Function 70, subfunction 9 - create folder. =============*/
  1586.  
  1587. KOSAPI int _ksys_mkdir(const char* path)
  1588. {
  1589.     ksys70_t dir_opt;
  1590.     dir_opt.p00 = 9;
  1591.     dir_opt.p21 = path;
  1592.     return _ksys70(&dir_opt).status;
  1593. }
  1594.  
  1595. /*============= Function 70, subfunction 10 - rename/move. =============*/
  1596.  
  1597. KOSAPI int _ksys_file_rename(const char* name, const char* new_name)
  1598. {
  1599.     ksys70_t k;
  1600.     k.p00 = 10;
  1601.     k.new_name = new_name;
  1602.     k.p20 = 0;
  1603.     k.p21 = name;
  1604.     return _ksys70(&k).status;
  1605. }
  1606.  
  1607. #define _ksys_dir_rename _ksys_file_rename
  1608.  
  1609. /*============= Function 71, subfunction 1 - set window title =============*/
  1610.  
  1611. KOSAPI void _ksys_set_window_title(const char* title)
  1612. {
  1613.     asm_inline(
  1614.         "int $0x40"
  1615.         :
  1616.         : "a"(71), "b"(1), "c"(title)
  1617.         : "memory");
  1618. }
  1619.  
  1620. #define _ksys_clear_window_title() _ksys_set_window_title(NULL)
  1621.  
  1622. /*============= Function 77, subfunction 0 - create futex object =============*/
  1623.  
  1624. KOSAPI uint32_t _ksys_futex_create(void* futex_ctrl)
  1625. {
  1626.     uint32_t futex_desc;
  1627.     asm_inline(
  1628.         "int $0x40"
  1629.         : "=a"(futex_desc)
  1630.         : "a"(77), "b"(0), "c"(futex_ctrl)
  1631.         : "memory");
  1632.     return futex_desc;
  1633. }
  1634.  
  1635. /*============= Function 77, subfunction 1 - destroy futex object =============*/
  1636.  
  1637. KOSAPI int _ksys_futex_destroy(uint32_t futex_desc)
  1638. {
  1639.     int res;
  1640.     asm_inline(
  1641.         "int $0x40"
  1642.         : "=a"(res)
  1643.         : "a"(77), "b"(1), "c"(futex_desc));
  1644.     return res;
  1645. }
  1646.  
  1647. /*============= Function 77, subfunction 2 - futex wait =============*/
  1648.  
  1649. KOSAPI int _ksys_futex_wait(uint32_t futex_desc, int ctrl_val, int timeout)
  1650. {
  1651.     int res;
  1652.     asm_inline(
  1653.         "int $0x40"
  1654.         : "=a"(res)
  1655.         : "a"(77), "b"(2), "c"(futex_desc), "d"(ctrl_val), "S"(timeout));
  1656.     return res;
  1657. }
  1658.  
  1659. /*============= Function 77, subfunction 3 - futex wake =============*/
  1660.  
  1661. KOSAPI int _ksys_futex_wake(uint32_t futex_desc, int max_wake_count)
  1662. {
  1663.     int count;
  1664.     asm_inline(
  1665.         "int $0x40"
  1666.         : "=a"(count)
  1667.         : "a"(77), "b"(3), "c"(futex_desc), "d"(max_wake_count));
  1668.     return count;
  1669. }
  1670.  
  1671. /*============= Function 77, subfunction 10 - read from file to buffer =============*/
  1672.  
  1673. KOSAPI int _ksys_posix_read(int pipefd, void* buff, int n)
  1674. {
  1675.     int count;
  1676.     asm_inline(
  1677.         "int $0x40"
  1678.         : "=a"(count)
  1679.         : "a"(77), "b"(10), "c"(pipefd), "d"(buff), "S"(n)
  1680.         : "memory");
  1681.     return count;
  1682. }
  1683.  
  1684. /*============= Function 77, subfunction 11 - write from buffer to file =============*/
  1685.  
  1686. KOSAPI int _ksys_posix_write(int pipefd, void* buff, int n)
  1687. {
  1688.     int count;
  1689.     asm_inline(
  1690.         "int $0x40"
  1691.         : "=a"(count)
  1692.         : "a"(77), "b"(11), "c"(pipefd), "d"(buff), "S"(n)
  1693.         : "memory");
  1694.     return count;
  1695. }
  1696.  
  1697. /*============= Function 77, subfunction 13 - create new pipe =============*/
  1698.  
  1699. KOSAPI int _ksys_posix_pipe2(int pipefd[2], int flags)
  1700. {
  1701.     int err;
  1702.     asm_inline(
  1703.         "int $0x40"
  1704.         : "=a"(err)
  1705.         : "a"(77), "b"(13), "c"(pipefd), "d"(flags)
  1706.         : "memory");
  1707.     return err;
  1708. }
  1709.  
  1710. /* ######### Old names of functions and structures. Do not use again! ##########*/
  1711.  
  1712. #define _ksys_get_event     _ksys_wait_event
  1713. #define _ksys_file_get_info _ksys_file_info
  1714.  
  1715. static inline int _ksys_file_read_file(const char* name, unsigned long long offset, unsigned size, void* buff, unsigned* bytes_read)
  1716. {
  1717.     ksys70_status_t res = _ksys_file_read(name, offset, size, buff);
  1718.     *bytes_read = res.rw_bytes;
  1719.     return res.status;
  1720. }
  1721.  
  1722. static inline int _ksys_file_write_file(const char* name, unsigned long long offset, unsigned size, const void* buff, unsigned* bytes_write)
  1723. {
  1724.     ksys70_status_t res = _ksys_file_write(name, offset, size, buff);
  1725.     *bytes_write = res.rw_bytes;
  1726.     return res.status;
  1727. }
  1728.  
  1729. #ifdef __cplusplus
  1730. }
  1731. #endif
  1732.  
  1733. #endif // _KSYS_H_
  1734.