/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 |