| 46,6 → 46,7 |
|---|
| #include "fb.h" |
| #include "main.h" |
| #include "../console/screenbuffer.h" |
| #include "ppm.h" |
| |
| #define DEFAULT_BGCOLOR 0x000080 |
| #define DEFAULT_FGCOLOR 0xffff00 |
| 474,7 → 475,89 |
|---|
| cursor_print(vp); |
| } |
| |
| static int shm_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
| { |
| static keyfield_t *interbuffer = NULL; |
| static size_t intersize = 0; |
| |
| static char *pixmap = NULL; |
| static ipcarg_t pixmap_id = 0; |
| static size_t pixmap_size; |
| |
| int handled = 1; |
| int retval = 0; |
| viewport_t *vport = &viewports[vp]; |
| unsigned int x,y; |
| |
| switch (IPC_GET_METHOD(*call)) { |
| case IPC_M_AS_AREA_SEND: |
| /* We accept one area for data interchange */ |
| if (IPC_GET_ARG1(*call) == pixmap_id) { |
| void *dest = as_get_mappable_page(IPC_GET_ARG2(*call)); |
| pixmap_size = IPC_GET_ARG2(*call); |
| if (!ipc_answer_fast(callid, 0, (sysarg_t)dest, 0)) |
| pixmap = dest; |
| else |
| pixmap_id = 0; |
| if (pixmap[0] != 'P') |
| while (1) |
| ; |
| return 1; |
| } else { |
| intersize = IPC_GET_ARG2(*call); |
| receive_comm_area(callid,call,(void **)&interbuffer); |
| } |
| return 1; |
| case FB_PREPARE_SHM: |
| if (pixmap_id) |
| retval = EBUSY; |
| else |
| pixmap_id = IPC_GET_ARG1(*call); |
| break; |
| |
| case FB_DROP_SHM: |
| if (pixmap) { |
| as_area_destroy(pixmap); |
| pixmap = NULL; |
| } |
| pixmap_id = 0; |
| break; |
| |
| case FB_DRAW_PPM: |
| if (!pixmap) { |
| retval = EINVAL; |
| break; |
| } |
| x = IPC_GET_ARG1(*call); |
| y = IPC_GET_ARG2(*call); |
| if (x > vport->width || y > vport->height) { |
| retval = EINVAL; |
| break; |
| } |
| |
| draw_ppm(pixmap, pixmap_size, IPC_GET_ARG1(*call), IPC_GET_ARG2(*call), |
| vport->width - x, vport->height - y, putpixel, vp); |
| break; |
| 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); |
| break; |
| default: |
| handled = 0; |
| } |
| |
| if (handled) |
| ipc_answer_fast(callid, retval, 0, 0); |
| return handled; |
| } |
| |
| /** Function for handling connections to FB |
| * |
| */ |
| 486,8 → 569,6 |
|---|
| int i; |
| unsigned int row,col; |
| char c; |
| keyfield_t *interbuffer = NULL; |
| size_t intersize = 0; |
| |
| int vp = 0; |
| viewport_t *vport = &viewports[0]; |
| 505,6 → 586,9 |
|---|
| cursor_blink(vp); |
| continue; |
| } |
| if (shm_handle(callid, &call, vp)) |
| continue; |
| |
| switch (IPC_GET_METHOD(call)) { |
| case IPC_M_PHONE_HUNGUP: |
| client_connected = 0; |
| 513,25 → 597,7 |
|---|
| 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); |