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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Josef Cejka |
2 | * Copyright (c) 2006 Josef Cejka |
3 | * Copyright (c) 2006 Jakub Vana |
3 | * Copyright (c) 2006 Jakub Vana |
4 | * Copyright (c) 2008 Jiri Svoboda |
4 | * Copyright (c) 2008 Jiri Svoboda |
5 | * All rights reserved. |
5 | * All rights reserved. |
6 | * |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
9 | * are met: |
10 | * |
10 | * |
11 | * - Redistributions of source code must retain the above copyright |
11 | * - Redistributions of source code must retain the above copyright |
12 | * notice, this list of conditions and the following disclaimer. |
12 | * notice, this list of conditions and the following disclaimer. |
13 | * - Redistributions in binary form must reproduce the above copyright |
13 | * - Redistributions in binary form must reproduce the above copyright |
14 | * notice, this list of conditions and the following disclaimer in the |
14 | * notice, this list of conditions and the following disclaimer in the |
15 | * documentation and/or other materials provided with the distribution. |
15 | * documentation and/or other materials provided with the distribution. |
16 | * - The name of the author may not be used to endorse or promote products |
16 | * - The name of the author may not be used to endorse or promote products |
17 | * derived from this software without specific prior written permission. |
17 | * derived from this software without specific prior written permission. |
18 | * |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
20 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
20 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
21 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
21 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
22 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
22 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
23 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
23 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
24 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
24 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
25 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
26 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
27 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
28 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
28 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 | */ |
29 | */ |
30 | 30 | ||
31 | /** @addtogroup libc |
31 | /** @addtogroup libc |
32 | * @{ |
32 | * @{ |
33 | */ |
33 | */ |
34 | /** @file |
34 | /** @file |
35 | */ |
35 | */ |
36 | 36 | ||
37 | #include <async.h> |
37 | #include <async.h> |
38 | #include <io/stream.h> |
38 | #include <io/stream.h> |
39 | #include <ipc/console.h> |
39 | #include <ipc/console.h> |
40 | #include <ipc/services.h> |
40 | #include <ipc/services.h> |
- | 41 | #include <errno.h> |
|
- | 42 | #include <string.h> |
|
41 | #include <console.h> |
43 | #include <console.h> |
42 | 44 | ||
43 | static int console_phone = -1; |
45 | static int console_phone = -1; |
44 | 46 | ||
- | 47 | /** Size of cbuffer. */ |
|
- | 48 | #define CBUFFER_SIZE 256 |
|
- | 49 | ||
- | 50 | /** Buffer for writing characters to the console. */ |
|
- | 51 | static char cbuffer[CBUFFER_SIZE]; |
|
- | 52 | ||
- | 53 | /** Pointer to end of cbuffer. */ |
|
- | 54 | static char *cbuffer_end = cbuffer + CBUFFER_SIZE; |
|
- | 55 | ||
- | 56 | /** Pointer to first available field in cbuffer. */ |
|
- | 57 | static char *cbp = cbuffer; |
|
- | 58 | ||
- | 59 | static ssize_t cons_write(const char *buf, size_t nbyte); |
|
- | 60 | static void cons_putchar(int c); |
|
- | 61 | ||
- | 62 | static void cbuffer_flush(void); |
|
- | 63 | static void cbuffer_drain(void); |
|
- | 64 | static void cbuffer_putc(int c); |
|
- | 65 | ||
- | 66 | ||
45 | void console_open(void) |
67 | void console_open(bool blocking) |
46 | { |
68 | { |
47 | if (console_phone < 0) { |
69 | if (console_phone < 0) { |
- | 70 | int phone; |
|
- | 71 | if (blocking) { |
|
- | 72 | phone = ipc_connect_me_to_blocking(PHONE_NS, |
|
- | 73 | SERVICE_CONSOLE, 0, 0); |
|
- | 74 | } else { |
|
48 | int phone = ipc_connect_me_to(PHONE_NS, SERVICE_CONSOLE, 0, 0); |
75 | phone = ipc_connect_me_to(PHONE_NS, SERVICE_CONSOLE, 0, |
- | 76 | 0); |
|
- | 77 | } |
|
49 | if (phone >= 0) |
78 | if (phone >= 0) |
50 | console_phone = phone; |
79 | console_phone = phone; |
51 | } |
80 | } |
52 | } |
81 | } |
53 | 82 | ||
54 | void console_close(void) |
83 | void console_close(void) |
55 | { |
84 | { |
56 | if (console_phone >= 0) { |
85 | if (console_phone >= 0) { |
57 | if (ipc_hangup(console_phone) == 0) { |
86 | if (ipc_hangup(console_phone) == 0) { |
58 | console_phone = -1; |
87 | console_phone = -1; |
59 | } |
88 | } |
60 | } |
89 | } |
61 | } |
90 | } |
62 | 91 | ||
63 | int console_phone_get(void) |
92 | int console_phone_get(bool blocking) |
64 | { |
93 | { |
65 | if (console_phone < 0) |
94 | if (console_phone < 0) |
66 | console_open(); |
95 | console_open(blocking); |
67 | 96 | ||
68 | return console_phone; |
97 | return console_phone; |
69 | } |
98 | } |
70 | 99 | ||
71 | void console_wait(void) |
100 | void console_wait(void) |
72 | { |
101 | { |
73 | while (console_phone < 0) |
102 | while (console_phone < 0) |
74 | console_open(); |
103 | console_open(true); |
75 | } |
104 | } |
76 | 105 | ||
77 | void console_clear(void) |
106 | void console_clear(void) |
78 | { |
107 | { |
79 | int cons_phone = console_phone_get(); |
108 | int cons_phone = console_phone_get(true); |
- | 109 | ||
- | 110 | cbuffer_drain(); |
|
80 | async_msg_0(cons_phone, CONSOLE_CLEAR); |
111 | async_msg_0(cons_phone, CONSOLE_CLEAR); |
81 | } |
112 | } |
82 | 113 | ||
83 | void console_goto(int row, int col) |
114 | void console_goto(int row, int col) |
84 | { |
115 | { |
85 | int cons_phone = console_phone_get(); |
116 | int cons_phone = console_phone_get(true); |
- | 117 | ||
- | 118 | cbuffer_flush(); |
|
86 | async_msg_2(cons_phone, CONSOLE_GOTO, row, col); |
119 | async_msg_2(cons_phone, CONSOLE_GOTO, row, col); |
87 | } |
120 | } |
88 | 121 | ||
89 | void console_putchar(int c) |
122 | void console_putchar(int c) |
90 | { |
123 | { |
- | 124 | cbuffer_putc(c); |
|
- | 125 | } |
|
- | 126 | ||
- | 127 | /** Write all data from output buffer to the console. */ |
|
- | 128 | static void cbuffer_flush(void) |
|
- | 129 | { |
|
- | 130 | int rc; |
|
- | 131 | int len; |
|
- | 132 | ||
- | 133 | len = cbp - cbuffer; |
|
- | 134 | ||
- | 135 | while (len > 0) { |
|
- | 136 | rc = cons_write(cbuffer, cbp - cbuffer); |
|
- | 137 | if (rc < 0) |
|
- | 138 | return; |
|
- | 139 | ||
- | 140 | len -= rc; |
|
- | 141 | } |
|
- | 142 | ||
- | 143 | cbp = cbuffer; |
|
- | 144 | } |
|
- | 145 | ||
- | 146 | /** Drop all data in console output buffer. */ |
|
- | 147 | static void cbuffer_drain(void) |
|
- | 148 | { |
|
- | 149 | cbp = cbuffer; |
|
- | 150 | } |
|
- | 151 | ||
- | 152 | /** Write one character to the output buffer. */ |
|
- | 153 | static inline void cbuffer_putc(int c) |
|
- | 154 | { |
|
- | 155 | if (cbp == cbuffer_end) |
|
- | 156 | cbuffer_flush(); |
|
- | 157 | ||
- | 158 | *cbp++ = c; |
|
- | 159 | ||
- | 160 | if (c == '\n') |
|
- | 161 | cbuffer_flush(); |
|
- | 162 | } |
|
- | 163 | ||
- | 164 | /** Write one character to the console via IPC. */ |
|
- | 165 | static void cons_putchar(int c) |
|
- | 166 | { |
|
91 | int cons_phone = console_phone_get(); |
167 | int cons_phone = console_phone_get(true); |
92 | async_msg_1(cons_phone, CONSOLE_PUTCHAR, c); |
168 | async_msg_1(cons_phone, CONSOLE_PUTCHAR, c); |
93 | } |
169 | } |
94 | 170 | ||
- | 171 | /** Write characters to the console via IPC. */ |
|
- | 172 | static ssize_t cons_write(const char *buf, size_t nbyte) |
|
- | 173 | { |
|
- | 174 | int cons_phone = console_phone_get(true); |
|
- | 175 | ipcarg_t rc; |
|
- | 176 | ipc_call_t answer; |
|
- | 177 | aid_t req; |
|
- | 178 | ||
- | 179 | async_serialize_start(); |
|
- | 180 | ||
- | 181 | req = async_send_0(cons_phone, CONSOLE_WRITE, &answer); |
|
- | 182 | rc = ipc_data_write_start(cons_phone, (void *) buf, nbyte); |
|
- | 183 | ||
- | 184 | if (rc != EOK) { |
|
- | 185 | async_wait_for(req, NULL); |
|
- | 186 | async_serialize_end(); |
|
- | 187 | return (ssize_t) rc; |
|
- | 188 | } |
|
- | 189 | ||
- | 190 | async_wait_for(req, &rc); |
|
- | 191 | async_serialize_end(); |
|
- | 192 | ||
- | 193 | if (rc == EOK) |
|
- | 194 | return (ssize_t) IPC_GET_ARG1(answer); |
|
- | 195 | else |
|
- | 196 | return -1; |
|
- | 197 | } |
|
- | 198 | ||
- | 199 | /** Write characters to the console. */ |
|
- | 200 | ssize_t console_write(const char *buf, size_t nbyte) |
|
- | 201 | { |
|
- | 202 | size_t left; |
|
- | 203 | ||
- | 204 | left = nbyte; |
|
- | 205 | ||
- | 206 | while (left > 0) { |
|
- | 207 | cbuffer_putc(*buf++); |
|
- | 208 | --left; |
|
- | 209 | } |
|
- | 210 | ||
- | 211 | return nbyte; |
|
- | 212 | } |
|
- | 213 | ||
- | 214 | /** Write a NULL-terminated string to the console. */ |
|
- | 215 | void console_putstr(const char *s) |
|
- | 216 | { |
|
- | 217 | size_t len; |
|
- | 218 | ssize_t rc; |
|
- | 219 | ||
- | 220 | len = strlen(s); |
|
- | 221 | while (len > 0) { |
|
- | 222 | rc = console_write(s, len); |
|
- | 223 | if (rc < 0) |
|
- | 224 | return; /* Error */ |
|
- | 225 | s += rc; |
|
- | 226 | len -= rc; |
|
- | 227 | } |
|
- | 228 | } |
|
- | 229 | ||
- | 230 | /** Flush all output to the console. */ |
|
95 | void console_flush(void) |
231 | void console_flush(void) |
96 | { |
232 | { |
97 | int cons_phone = console_phone_get(); |
233 | int cons_phone = console_phone_get(false); |
- | 234 | ||
- | 235 | cbuffer_flush(); |
|
98 | async_msg_0(cons_phone, CONSOLE_FLUSH); |
236 | async_msg_0(cons_phone, CONSOLE_FLUSH); |
99 | } |
237 | } |
100 | 238 | ||
101 | int console_get_size(int *rows, int *cols) |
239 | int console_get_size(int *rows, int *cols) |
102 | { |
240 | { |
103 | int cons_phone = console_phone_get(); |
241 | int cons_phone = console_phone_get(true); |
104 | ipcarg_t r, c; |
242 | ipcarg_t r, c; |
105 | int rc; |
243 | int rc; |
106 | 244 | ||
107 | rc = async_req_0_2(cons_phone, CONSOLE_GETSIZE, &r, &c); |
245 | rc = async_req_0_2(cons_phone, CONSOLE_GETSIZE, &r, &c); |
108 | 246 | ||
109 | *rows = (int) r; |
247 | *rows = (int) r; |
110 | *cols = (int) c; |
248 | *cols = (int) c; |
111 | 249 | ||
112 | return rc; |
250 | return rc; |
113 | } |
251 | } |
114 | 252 | ||
115 | void console_set_style(int style) |
253 | void console_set_style(int style) |
116 | { |
254 | { |
117 | int cons_phone = console_phone_get(); |
255 | int cons_phone = console_phone_get(true); |
- | 256 | ||
- | 257 | cbuffer_flush(); |
|
118 | async_msg_1(cons_phone, CONSOLE_SET_STYLE, style); |
258 | async_msg_1(cons_phone, CONSOLE_SET_STYLE, style); |
119 | } |
259 | } |
120 | 260 | ||
121 | 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) |
122 | { |
262 | { |
123 | int cons_phone = console_phone_get(); |
263 | int cons_phone = console_phone_get(true); |
- | 264 | ||
- | 265 | cbuffer_flush(); |
|
124 | 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); |
125 | } |
267 | } |
126 | 268 | ||
127 | void console_set_rgb_color(int fg_color, int bg_color) |
269 | void console_set_rgb_color(int fg_color, int bg_color) |
128 | { |
270 | { |
129 | int cons_phone = console_phone_get(); |
271 | int cons_phone = console_phone_get(true); |
- | 272 | ||
- | 273 | cbuffer_flush(); |
|
130 | 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); |
131 | } |
275 | } |
132 | 276 | ||
133 | void console_cursor_visibility(int show) |
277 | void console_cursor_visibility(int show) |
134 | { |
278 | { |
135 | int cons_phone = console_phone_get(); |
279 | int cons_phone = console_phone_get(true); |
- | 280 | ||
- | 281 | cbuffer_flush(); |
|
136 | async_msg_1(cons_phone, CONSOLE_CURSOR_VISIBILITY, show != 0); |
282 | async_msg_1(cons_phone, CONSOLE_CURSOR_VISIBILITY, show != 0); |
137 | } |
283 | } |
- | 284 | ||
- | 285 | void console_kcon_enable(void) |
|
- | 286 | { |
|
- | 287 | int cons_phone = console_phone_get(true); |
|
- | 288 | ||
- | 289 | cbuffer_flush(); |
|
- | 290 | async_msg_0(cons_phone, CONSOLE_KCON_ENABLE); |
|
- | 291 | } |
|
138 | 292 | ||
139 | /** @} |
293 | /** @} |
140 | */ |
294 | */ |
141 | 295 |