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1 | /* |
1 | /* |
- | 2 | * Copyright (c) 2006 Josef Cejka |
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- | 3 | * Copyright (c) 2006 Jakub Vana |
|
2 | * Copyright (c) 2008 Jiri Svoboda |
4 | * Copyright (c) 2008 Jiri Svoboda |
3 | * All rights reserved. |
5 | * All rights reserved. |
4 | * |
6 | * |
5 | * Redistribution and use in source and binary forms, with or without |
7 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
8 | * modification, are permitted provided that the following conditions |
Line 33... | Line 35... | ||
33 | */ |
35 | */ |
34 | 36 | ||
35 | #include <async.h> |
37 | #include <async.h> |
36 | #include <io/stream.h> |
38 | #include <io/stream.h> |
37 | #include <ipc/console.h> |
39 | #include <ipc/console.h> |
- | 40 | #include <ipc/services.h> |
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- | 41 | #include <errno.h> |
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- | 42 | #include <string.h> |
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38 | #include <console.h> |
43 | #include <console.h> |
39 | 44 | ||
- | 45 | static int console_phone = -1; |
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- | 46 | ||
- | 47 | /** Size of cbuffer. */ |
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- | 48 | #define CBUFFER_SIZE 256 |
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- | 49 | ||
- | 50 | /** Buffer for writing characters to the console. */ |
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- | 51 | static char cbuffer[CBUFFER_SIZE]; |
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- | 52 | ||
- | 53 | /** Pointer to end of cbuffer. */ |
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- | 54 | static char *cbuffer_end = cbuffer + CBUFFER_SIZE; |
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- | 55 | ||
- | 56 | /** Pointer to first available field in cbuffer. */ |
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- | 57 | static char *cbp = cbuffer; |
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- | 58 | ||
- | 59 | static ssize_t cons_write(const char *buf, size_t nbyte); |
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- | 60 | static void cons_putchar(int c); |
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- | 61 | ||
- | 62 | static void cbuffer_flush(void); |
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- | 63 | static void cbuffer_drain(void); |
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- | 64 | static void cbuffer_putc(int c); |
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- | 65 | ||
- | 66 | ||
- | 67 | void console_open(bool blocking) |
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- | 68 | { |
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- | 69 | if (console_phone < 0) { |
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- | 70 | int phone; |
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- | 71 | if (blocking) { |
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- | 72 | phone = ipc_connect_me_to_blocking(PHONE_NS, |
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- | 73 | SERVICE_CONSOLE, 0, 0); |
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- | 74 | } else { |
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- | 75 | phone = ipc_connect_me_to(PHONE_NS, SERVICE_CONSOLE, 0, |
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- | 76 | 0); |
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- | 77 | } |
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- | 78 | if (phone >= 0) |
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- | 79 | console_phone = phone; |
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- | 80 | } |
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- | 81 | } |
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- | 82 | ||
- | 83 | void console_close(void) |
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- | 84 | { |
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- | 85 | if (console_phone >= 0) { |
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- | 86 | if (ipc_hangup(console_phone) == 0) { |
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- | 87 | console_phone = -1; |
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- | 88 | } |
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- | 89 | } |
|
- | 90 | } |
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- | 91 | ||
- | 92 | int console_phone_get(bool blocking) |
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- | 93 | { |
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- | 94 | if (console_phone < 0) |
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- | 95 | console_open(blocking); |
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- | 96 | ||
- | 97 | return console_phone; |
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- | 98 | } |
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- | 99 | ||
- | 100 | void console_wait(void) |
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- | 101 | { |
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- | 102 | while (console_phone < 0) |
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- | 103 | console_open(true); |
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- | 104 | } |
|
- | 105 | ||
40 | void console_clear(void) |
106 | void console_clear(void) |
41 | { |
107 | { |
42 | int cons_phone = get_console_phone(); |
108 | int cons_phone = console_phone_get(true); |
- | 109 | ||
- | 110 | cbuffer_drain(); |
|
43 | async_msg_0(cons_phone, CONSOLE_CLEAR); |
111 | async_msg_0(cons_phone, CONSOLE_CLEAR); |
44 | } |
112 | } |
45 | 113 | ||
46 | void console_goto(int row, int col) |
114 | void console_goto(int row, int col) |
47 | { |
115 | { |
48 | int cons_phone = get_console_phone(); |
116 | int cons_phone = console_phone_get(true); |
- | 117 | ||
- | 118 | cbuffer_flush(); |
|
49 | async_msg_2(cons_phone, CONSOLE_GOTO, row, col); |
119 | async_msg_2(cons_phone, CONSOLE_GOTO, row, col); |
50 | } |
120 | } |
51 | 121 | ||
- | 122 | void console_putchar(int c) |
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- | 123 | { |
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- | 124 | cbuffer_putc(c); |
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- | 125 | } |
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- | 126 | ||
- | 127 | /** Write all data from output buffer to the console. */ |
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- | 128 | static void cbuffer_flush(void) |
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- | 129 | { |
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- | 130 | int rc; |
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- | 131 | int len; |
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- | 132 | ||
- | 133 | len = cbp - cbuffer; |
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- | 134 | ||
- | 135 | while (len > 0) { |
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- | 136 | rc = cons_write(cbuffer, cbp - cbuffer); |
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- | 137 | if (rc < 0) |
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- | 138 | return; |
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- | 139 | ||
- | 140 | len -= rc; |
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- | 141 | } |
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- | 142 | ||
- | 143 | cbp = cbuffer; |
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- | 144 | } |
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- | 145 | ||
- | 146 | /** Drop all data in console output buffer. */ |
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- | 147 | static void cbuffer_drain(void) |
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- | 148 | { |
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- | 149 | cbp = cbuffer; |
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- | 150 | } |
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- | 151 | ||
- | 152 | /** Write one character to the output buffer. */ |
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- | 153 | static inline void cbuffer_putc(int c) |
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- | 154 | { |
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- | 155 | if (cbp == cbuffer_end) |
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- | 156 | cbuffer_flush(); |
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- | 157 | ||
- | 158 | *cbp++ = c; |
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- | 159 | ||
- | 160 | if (c == '\n') |
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- | 161 | cbuffer_flush(); |
|
- | 162 | } |
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- | 163 | ||
- | 164 | /** Write one character to the console via IPC. */ |
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- | 165 | static void cons_putchar(int c) |
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- | 166 | { |
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- | 167 | int cons_phone = console_phone_get(true); |
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- | 168 | async_msg_1(cons_phone, CONSOLE_PUTCHAR, c); |
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- | 169 | } |
|
- | 170 | ||
- | 171 | /** Write characters to the console via IPC. */ |
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- | 172 | static ssize_t cons_write(const char *buf, size_t nbyte) |
|
- | 173 | { |
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- | 174 | int cons_phone = console_phone_get(true); |
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- | 175 | ipcarg_t rc; |
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- | 176 | ipc_call_t answer; |
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- | 177 | aid_t req; |
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- | 178 | ||
- | 179 | async_serialize_start(); |
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- | 180 | ||
- | 181 | req = async_send_0(cons_phone, CONSOLE_WRITE, &answer); |
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- | 182 | rc = ipc_data_write_start(cons_phone, (void *) buf, nbyte); |
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- | 183 | ||
- | 184 | if (rc != EOK) { |
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- | 185 | async_wait_for(req, NULL); |
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- | 186 | async_serialize_end(); |
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- | 187 | return (ssize_t) rc; |
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- | 188 | } |
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- | 189 | ||
- | 190 | async_wait_for(req, &rc); |
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- | 191 | async_serialize_end(); |
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- | 192 | ||
- | 193 | if (rc == EOK) |
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- | 194 | return (ssize_t) IPC_GET_ARG1(answer); |
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- | 195 | else |
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- | 196 | return -1; |
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- | 197 | } |
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- | 198 | ||
- | 199 | /** Write characters to the console. */ |
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- | 200 | ssize_t console_write(const char *buf, size_t nbyte) |
|
- | 201 | { |
|
- | 202 | size_t left; |
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- | 203 | ||
- | 204 | left = nbyte; |
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- | 205 | ||
- | 206 | while (left > 0) { |
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- | 207 | cbuffer_putc(*buf++); |
|
- | 208 | --left; |
|
- | 209 | } |
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- | 210 | ||
- | 211 | return nbyte; |
|
- | 212 | } |
|
- | 213 | ||
- | 214 | /** Write a NULL-terminated string to the console. */ |
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- | 215 | void console_putstr(const char *s) |
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- | 216 | { |
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- | 217 | size_t len; |
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- | 218 | ssize_t rc; |
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- | 219 | ||
- | 220 | len = strlen(s); |
|
- | 221 | while (len > 0) { |
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- | 222 | rc = console_write(s, len); |
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- | 223 | if (rc < 0) |
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- | 224 | return; /* Error */ |
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- | 225 | s += rc; |
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- | 226 | len -= rc; |
|
- | 227 | } |
|
- | 228 | } |
|
- | 229 | ||
- | 230 | /** Flush all output to the console. */ |
|
52 | void console_flush(void) |
231 | void console_flush(void) |
53 | { |
232 | { |
54 | int cons_phone = get_console_phone(); |
233 | int cons_phone = console_phone_get(false); |
- | 234 | ||
- | 235 | cbuffer_flush(); |
|
55 | async_msg_0(cons_phone, CONSOLE_FLUSH); |
236 | async_msg_0(cons_phone, CONSOLE_FLUSH); |
56 | } |
237 | } |
57 | 238 | ||
58 | int console_get_size(int *rows, int *cols) |
239 | int console_get_size(int *rows, int *cols) |
59 | { |
240 | { |
60 | int cons_phone = get_console_phone(); |
241 | int cons_phone = console_phone_get(true); |
61 | ipcarg_t r, c; |
242 | ipcarg_t r, c; |
62 | int rc; |
243 | int rc; |
63 | 244 | ||
64 | rc = async_req_0_2(cons_phone, CONSOLE_GETSIZE, &r, &c); |
245 | rc = async_req_0_2(cons_phone, CONSOLE_GETSIZE, &r, &c); |
65 | 246 | ||
Line 69... | Line 250... | ||
69 | return rc; |
250 | return rc; |
70 | } |
251 | } |
71 | 252 | ||
72 | void console_set_style(int style) |
253 | void console_set_style(int style) |
73 | { |
254 | { |
74 | int cons_phone = get_console_phone(); |
255 | int cons_phone = console_phone_get(true); |
- | 256 | ||
- | 257 | cbuffer_flush(); |
|
75 | async_msg_1(cons_phone, CONSOLE_SET_STYLE, style); |
258 | async_msg_1(cons_phone, CONSOLE_SET_STYLE, style); |
76 | } |
259 | } |
77 | 260 | ||
78 | void console_set_color(int fg_color, int bg_color, int flags) |
261 | void console_set_color(int fg_color, int bg_color, int flags) |
79 | { |
262 | { |
80 | int cons_phone = get_console_phone(); |
263 | int cons_phone = console_phone_get(true); |
- | 264 | ||
- | 265 | cbuffer_flush(); |
|
81 | async_msg_3(cons_phone, CONSOLE_SET_COLOR, fg_color, bg_color, flags); |
266 | async_msg_3(cons_phone, CONSOLE_SET_COLOR, fg_color, bg_color, flags); |
82 | } |
267 | } |
83 | 268 | ||
84 | void console_set_rgb_color(int fg_color, int bg_color) |
269 | void console_set_rgb_color(int fg_color, int bg_color) |
85 | { |
270 | { |
86 | int cons_phone = get_console_phone(); |
271 | int cons_phone = console_phone_get(true); |
- | 272 | ||
- | 273 | cbuffer_flush(); |
|
87 | async_msg_2(cons_phone, CONSOLE_SET_RGB_COLOR, fg_color, bg_color); |
274 | async_msg_2(cons_phone, CONSOLE_SET_RGB_COLOR, fg_color, bg_color); |
88 | } |
275 | } |
89 | 276 | ||
90 | void console_cursor_visibility(int show) |
277 | void console_cursor_visibility(int show) |
91 | { |
278 | { |
92 | int cons_phone = get_console_phone(); |
279 | int cons_phone = console_phone_get(true); |
- | 280 | ||
- | 281 | cbuffer_flush(); |
|
93 | async_msg_1(cons_phone, CONSOLE_CURSOR_VISIBILITY, show != 0); |
282 | async_msg_1(cons_phone, CONSOLE_CURSOR_VISIBILITY, show != 0); |
94 | } |
283 | } |
95 | 284 | ||
- | 285 | void console_kcon_enable(void) |
|
- | 286 | { |
|
- | 287 | int cons_phone = console_phone_get(true); |
|
- | 288 | ||
- | 289 | cbuffer_flush(); |
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- | 290 | async_msg_0(cons_phone, CONSOLE_KCON_ENABLE); |
|
- | 291 | } |
|
- | 292 | ||
96 | /** @} |
293 | /** @} |
97 | */ |
294 | */ |