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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 8385 | maxcodehac | 1 | // Console.obj loading for kos32-gcc |
| 2 | // Writed by rgimad and maxcodehack |
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| 3 | |||
| 4 | #include |
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| 5 | #include |
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| 6 | |||
| 7 | #ifndef CONSOLE_OBJ_H |
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| 8 | #define CONSOLE_OBJ_H |
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| 9 | |||
| 10 | #ifdef __cplusplus |
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| 11 | extern "C" { |
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| 12 | #endif |
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| 13 | |||
| 14 | #ifndef NULL |
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| 15 | #define NULL 0 |
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| 16 | #endif |
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| 17 | |||
| 18 | #ifndef cdecl |
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| 19 | #define cdecl __attribute__ ((cdecl)) |
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| 20 | #endif |
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| 21 | |||
| 22 | #ifndef stdcall |
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| 23 | #define stdcall __attribute__ ((stdcall)) |
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| 24 | #endif |
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| 25 | |||
| 26 | typedef unsigned int dword; |
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| 27 | typedef unsigned short word; |
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| 28 | |||
| 29 | const char* imports[] = { |
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| 30 | "START", "version", "con_init", "con_write_asciiz", "con_write_string", |
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| 31 | "con_printf", "con_exit", "con_get_flags", "con_set_flags", "con_kbhit", |
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| 32 | "con_getch", "con_getch2", "con_gets", "con_gets2", "con_get_font_height", |
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| 33 | "con_get_cursor_height", "con_set_cursor_height", "con_cls", |
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| 34 | "con_get_cursor_pos", "con_set_cursor_pos", "con_set_title", |
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| 35 | (char*)0 |
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| 36 | }; |
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| 37 | |||
| 38 | dword *version; |
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| 39 | |||
| 40 | typedef int (stdcall * con_gets2_callback)(int keycode, char** pstr, int* pn, |
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| 41 | int* ppos); |
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| 42 | |||
| 43 | void stdcall (*con_init)(dword wnd_width, dword wnd_height, dword scr_width, dword scr_height, const char* title) = 0; |
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| 44 | void stdcall (*con_exit)(int bCloseWindow) = 0; |
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| 45 | void stdcall (*con_set_title)(const char* title) = 0; |
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| 46 | void stdcall (*con_write_asciiz)(const char* str) = 0; |
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| 47 | void stdcall (*con_write_string)(const char* str, dword length) = 0; |
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| 48 | int cdecl (*con_printf)(const char* format, ...) = 0; |
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| 49 | dword stdcall (*con_get_flags)(void) = 0; |
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| 50 | dword stdcall (*con_set_flags)(dword new_flags) = 0; |
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| 51 | int stdcall (*con_get_font_height)(void) = 0; |
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| 52 | int stdcall (*con_get_cursor_height)(void) = 0; |
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| 53 | int stdcall (*con_set_cursor_height)(int new_height) = 0; |
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| 54 | int stdcall (*con_getch)(void) = 0; |
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| 55 | word stdcall (*con_getch2)(void) = 0; |
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| 56 | int stdcall (*con_kbhit)(void) = 0; |
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| 57 | char* stdcall (*con_gets)(char* str, int n) = 0; |
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| 58 | char* stdcall (*con_gets2)(con_gets2_callback callback, char* str, int n) = 0; |
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| 59 | void stdcall (*con_cls)() = 0; |
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| 60 | void stdcall (*con_get_cursor_pos)(int* px, int* py) = 0; |
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| 61 | void stdcall (*con_set_cursor_pos)(int x, int y) = 0; |
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| 62 | |||
| 63 | const char lib_path[] = "/sys/lib/console.obj"; |
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| 64 | |||
| 65 | void* load_library(const char *name) |
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| 66 | { |
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| 67 | void *table; |
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| 68 | __asm__ __volatile__( |
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| 69 | "int $0x40" |
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| 70 | :"=a"(table) |
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| 71 | :"a"(68), "b"(19), "c"(name)); |
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| 72 | return table; |
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| 73 | } |
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| 74 | |||
| 75 | void *load_library_procedure(void *exports, const char *name) |
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| 76 | { |
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| 77 | if (exports == NULL) { return 0; } |
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| 78 | while (*(dword*)exports != 0) |
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| 79 | { |
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| 80 | char *str1 = (char*)(*(dword*)exports); |
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| 81 | if (strcmp(str1, name) == 0) |
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| 82 | { |
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| 83 | void *ptr = (void*)*(dword*)(exports + 4); |
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| 84 | return ptr; |
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| 85 | } |
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| 86 | exports += 8; |
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| 87 | } |
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| 88 | return 0; |
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| 89 | } |
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| 90 | |||
| 91 | void output_debug_string(const char *s) |
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| 92 | { |
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| 93 | unsigned int i = 0; |
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| 94 | while(*(s + i)) |
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| 95 | { |
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| 96 | asm volatile ("int $0x40"::"a"(63), "b"(1), "c"(*(s + i))); |
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| 97 | i++; |
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| 98 | } |
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| 99 | } |
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| 100 | |||
| 101 | void load_console() |
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| 102 | { |
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| 103 | void *lib = load_library(lib_path); |
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| 104 | |||
| 105 | if (!lib) |
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| 106 | { |
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| 107 | output_debug_string("Console.obj loading error\r\n"); |
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| 108 | exit(1); |
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| 109 | } |
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| 110 | |||
| 111 | dword (*start_lib)(dword) = (dword(*)(dword))load_library_procedure(lib, imports[0]); |
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| 112 | |||
| 113 | version = (dword*)load_library_procedure(lib, imports[1]); |
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| 114 | |||
| 115 | con_init = (void stdcall(*)(dword,dword,dword,dword,const char*))load_library_procedure(lib, imports[2]); |
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| 116 | con_write_asciiz = (void stdcall(*)(const char*))load_library_procedure(lib, imports[3]); |
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| 117 | con_write_string = (void stdcall(*)(const char*,dword))load_library_procedure(lib, imports[4]); |
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| 118 | con_printf = (int cdecl(*)(const char*,...))load_library_procedure(lib, imports[5]); |
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| 119 | con_exit = (void stdcall(*)(int))load_library_procedure(lib, imports[6]); |
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| 120 | con_get_flags = (dword stdcall(*)(void))load_library_procedure(lib, imports[7]); |
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| 121 | con_set_flags = (dword stdcall(*)(dword))load_library_procedure(lib, imports[8]); |
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| 122 | con_kbhit = (int stdcall(*)(void))load_library_procedure(lib, imports[9]); |
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| 123 | con_getch = (int stdcall(*)(void))load_library_procedure(lib, imports[10]); |
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| 124 | con_getch2 = (word stdcall(*)(void))load_library_procedure(lib, imports[11]); |
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| 125 | con_gets = (char* stdcall(*)(char*,int))load_library_procedure(lib, imports[12]); |
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| 126 | con_gets2 = (char* stdcall(*)(con_gets2_callback,char*,int))load_library_procedure(lib, imports[13]); |
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| 127 | con_get_font_height = (int stdcall(*)(void))load_library_procedure(lib, imports[14]); |
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| 128 | con_get_cursor_height = (int stdcall(*)(void))load_library_procedure(lib, imports[15]); |
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| 129 | con_set_cursor_height = (int stdcall(*)(int))load_library_procedure(lib, imports[16]); |
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| 130 | con_cls = (void stdcall(*)(void))load_library_procedure(lib, imports[17]); |
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| 131 | con_get_cursor_pos = (void stdcall(*)(int*,int*))load_library_procedure(lib, imports[18]); |
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| 132 | con_set_cursor_pos = (void stdcall(*)(int,int))load_library_procedure(lib, imports[19]); |
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| 133 | con_set_title = (void stdcall(*)(const char*))load_library_procedure(lib, imports[20]); |
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| 134 | |||
| 135 | } |
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| 136 | |||
| 137 | #ifdef __cplusplus |
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| 138 | } |
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| 139 | #endif |
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| 140 | |||
| 141 | #endif |