| /uspace/trunk/fb/main.c |
|---|
| 30,11 → 30,34 |
| #include <ipc/services.h> |
| #include <sysinfo.h> |
| #include <async.h> |
| #include <as.h> |
| #include <align.h> |
| #include <errno.h> |
| #include "fb.h" |
| #include "sysio.h" |
| #include "ega.h" |
| #include "main.h" |
| void receive_comm_area(ipc_callid_t callid, ipc_call_t *call, void **area, |
| size_t maxsize) |
| { |
| void *dest; |
| if (*area) { |
| ipc_answer_fast(callid, ELIMIT, 0, 0); |
| return; |
| } |
| if (IPC_GET_ARG2(*call) > ALIGN_UP(maxsize, PAGE_SIZE)) { |
| ipc_answer_fast(callid, EINVAL, 0, 0); |
| return; |
| } |
| dest = as_get_mappable_page(maxsize); |
| if (ipc_answer_fast(callid, 0, (sysarg_t)dest, 0) == 0) |
| *area = dest; |
| } |
| int main(int argc, char *argv[]) |
| { |
| ipcarg_t phonead; |
| /uspace/trunk/fb/fb.c |
|---|
| 40,9 → 40,12 |
| #include <ipc/services.h> |
| #include <kernel/errno.h> |
| #include <async.h> |
| #include "font-8x16.h" |
| #include "helenos.xbm" |
| #include "fb.h" |
| #include "main.h" |
| #include "../console/screenbuffer.h" |
| #define DEFAULT_BGCOLOR 0x000080 |
| #define DEFAULT_FGCOLOR 0xffff00 |
| 458,6 → 461,22 |
| cursor_print(vp); |
| } |
| static void draw_text_data(int vp, keyfield_t *data) |
| { |
| viewport_t *vport = &viewports[vp]; |
| int i; |
| char c; |
| clear_port(vp); |
| for (i=0; i < vport->cols * vport->rows; i++) { |
| if (data[i].character == ' ') /* TODO: && data[i].style==vport->style */ |
| continue; |
| draw_char(vp, data[i].character, i/vport->rows, i % vport->cols); |
| } |
| cursor_print(vp); |
| } |
| /** Function for handling connections to FB |
| * |
| */ |
| 469,6 → 488,8 |
| int i; |
| unsigned int row,col; |
| char c; |
| keyfield_t *interbuffer = NULL; |
| size_t intersize = 0; |
| int vp = 0; |
| viewport_t *vport = &viewports[0]; |
| 494,6 → 515,25 |
| vport->initialized = 0; |
| ipc_answer_fast(callid,0,0,0); |
| return; /* Exit thread */ |
| case IPC_M_AS_AREA_SEND: |
| /* We accept one area for data interchange */ |
| intersize = IPC_GET_ARG2(call); |
| receive_comm_area(callid,&call,(void **)&interbuffer, |
| sizeof(*interbuffer)*viewports[0].cols*viewports[0].rows); |
| continue; |
| case FB_DRAW_TEXT_DATA: |
| if (!interbuffer) { |
| retval = EINVAL; |
| break; |
| } |
| if (intersize < vport->cols*vport->rows*sizeof(*interbuffer)) { |
| retval = EINVAL; |
| break; |
| } |
| draw_text_data(vp, interbuffer); |
| retval = 0; |
| break; |
| case FB_PUTCHAR: |
| c = IPC_GET_ARG1(call); |
| row = IPC_GET_ARG2(call); |
| /uspace/trunk/fb/main.h |
|---|
| 0,0 → 1,35 |
| /* |
| * Copyright (C) 2006 Ondrej Palkovsky |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * - The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef __MAIN_H_ |
| #define __MAIN_H_ |
| void receive_comm_area(ipc_callid_t callid, ipc_call_t *call, void **area, |
| size_t maxsize); |
| #endif |