Mercurial > sdl-ios-xcode
diff src/video/Xext/Xxf86dga/XF86DGA2.c @ 1895:c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 10 Jul 2006 21:04:37 +0000 |
parents | ecba4bbaf9c2 |
children |
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--- a/src/video/Xext/Xxf86dga/XF86DGA2.c Thu Jul 06 18:01:37 2006 +0000 +++ b/src/video/Xext/Xxf86dga/XF86DGA2.c Mon Jul 10 21:04:37 2006 +0000 @@ -8,7 +8,7 @@ /* THIS IS NOT AN X CONSORTIUM STANDARD */ -#ifdef __EMX__ /* needed here to override certain constants in X headers */ +#ifdef __EMX__ /* needed here to override certain constants in X headers */ #define INCL_DOS #define INCL_DOSIOCTL #include <os2.h> @@ -24,7 +24,7 @@ #include "../extensions/extutil.h" #include <stdio.h> -#if defined(ENABLE_FBCON) /* Needed for framebuffer console support */ +#if defined(ENABLE_FBCON) /* Needed for framebuffer console support */ #include <sys/ioctl.h> #include <linux/fb.h> #endif @@ -37,10 +37,11 @@ static XExtensionInfo _xdga_info_data; static XExtensionInfo *xdga_info = &_xdga_info_data; - -Bool SDL_NAME(XDGAMapFramebuffer)(int, char *, unsigned char*, CARD32, CARD32, CARD32); -void SDL_NAME(XDGAUnmapFramebuffer)(int); -unsigned char* SDL_NAME(XDGAGetMappedMemory)(int); + +Bool SDL_NAME(XDGAMapFramebuffer) (int, char *, unsigned char *, CARD32, + CARD32, CARD32); +void SDL_NAME(XDGAUnmapFramebuffer) (int); +unsigned char *SDL_NAME(XDGAGetMappedMemory) (int); #define XDGACheckExtension(dpy,i,val) \ XextCheckExtension (dpy, i, SDL_NAME(xdga_extension_name), val) @@ -51,160 +52,143 @@ * * *****************************************************************************/ -static int xdga_close_display(Display *dpy, XExtCodes *codes); -static Bool xdga_wire_to_event(Display *dpy, XEvent *event, xEvent *wire_ev); -static Status xdga_event_to_wire(Display *dpy, XEvent *event, xEvent *wire_ev); +static int xdga_close_display(Display * dpy, XExtCodes * codes); +static Bool xdga_wire_to_event(Display * dpy, XEvent * event, + xEvent * wire_ev); +static Status xdga_event_to_wire(Display * dpy, XEvent * event, + xEvent * wire_ev); static XExtensionHooks xdga_extension_hooks = { - NULL, /* create_gc */ - NULL, /* copy_gc */ - NULL, /* flush_gc */ - NULL, /* free_gc */ - NULL, /* create_font */ - NULL, /* free_font */ - xdga_close_display, /* close_display */ - xdga_wire_to_event, /* wire_to_event */ - xdga_event_to_wire, /* event_to_wire */ - NULL, /* error */ - NULL, /* error_string */ + NULL, /* create_gc */ + NULL, /* copy_gc */ + NULL, /* flush_gc */ + NULL, /* free_gc */ + NULL, /* create_font */ + NULL, /* free_font */ + xdga_close_display, /* close_display */ + xdga_wire_to_event, /* wire_to_event */ + xdga_event_to_wire, /* event_to_wire */ + NULL, /* error */ + NULL, /* error_string */ }; -static XEXT_GENERATE_CLOSE_DISPLAY (xdga_close_display, xdga_info) - - -XEXT_GENERATE_FIND_DISPLAY (SDL_NAME(xdga_find_display), xdga_info, - "XFree86-DGA", - &xdga_extension_hooks, - 0, NULL) - - -static Status -xdga_event_to_wire( - Display *dpy, - XEvent *event, - xEvent *wire_ev -){ +static +XEXT_GENERATE_CLOSE_DISPLAY(xdga_close_display, xdga_info) +XEXT_GENERATE_FIND_DISPLAY(SDL_NAME(xdga_find_display), xdga_info, + "XFree86-DGA", &xdga_extension_hooks, 0, NULL) + static Status + xdga_event_to_wire(Display * dpy, XEvent * event, xEvent * wire_ev) +{ return True; } static Bool -xdga_wire_to_event( - Display *dpy, - XEvent *event, - xEvent *wire_ev -){ - dgaEvent *wire = (dgaEvent *) wire_ev; - SDL_NAME(XDGAButtonEvent) *bevent; - SDL_NAME(XDGAKeyEvent) *kevent; - SDL_NAME(XDGAMotionEvent) *mevent; - XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); +xdga_wire_to_event(Display * dpy, XEvent * event, xEvent * wire_ev) +{ + dgaEvent *wire = (dgaEvent *) wire_ev; + SDL_NAME(XDGAButtonEvent) * bevent; + SDL_NAME(XDGAKeyEvent) * kevent; + SDL_NAME(XDGAMotionEvent) * mevent; + XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); - XDGACheckExtension (dpy, info, False); + XDGACheckExtension(dpy, info, False); - switch((wire->u.u.type & 0x7f) - info->codes->first_event) { - case MotionNotify: - mevent = (SDL_NAME(XDGAMotionEvent)*)event; - mevent->type = wire->u.u.type & 0x7F; - mevent->serial = _XSetLastRequestRead(dpy, (xGenericReply *)wire); - mevent->display = dpy; - mevent->screen = wire->u.event.screen; - mevent->time = wire->u.event.time; - mevent->state = wire->u.event.state; - mevent->dx = wire->u.event.dx; - mevent->dy = wire->u.event.dy; - return True; - case ButtonPress: - case ButtonRelease: - bevent = (SDL_NAME(XDGAButtonEvent)*)event; - bevent->type = wire->u.u.type & 0x7F; - bevent->serial = _XSetLastRequestRead(dpy, (xGenericReply *)wire); - bevent->display = dpy; - bevent->screen = wire->u.event.screen; - bevent->time = wire->u.event.time; - bevent->state = wire->u.event.state; - bevent->button = wire->u.u.detail; - return True; - case KeyPress: - case KeyRelease: - kevent = (SDL_NAME(XDGAKeyEvent)*)event; - kevent->type = wire->u.u.type & 0x7F; - kevent->serial = _XSetLastRequestRead(dpy, (xGenericReply *)wire); - kevent->display = dpy; - kevent->screen = wire->u.event.screen; - kevent->time = wire->u.event.time; - kevent->state = wire->u.event.state; - kevent->keycode = wire->u.u.detail; - return True; - } + switch ((wire->u.u.type & 0x7f) - info->codes->first_event) { + case MotionNotify: + mevent = (SDL_NAME(XDGAMotionEvent) *) event; + mevent->type = wire->u.u.type & 0x7F; + mevent->serial = _XSetLastRequestRead(dpy, (xGenericReply *) wire); + mevent->display = dpy; + mevent->screen = wire->u.event.screen; + mevent->time = wire->u.event.time; + mevent->state = wire->u.event.state; + mevent->dx = wire->u.event.dx; + mevent->dy = wire->u.event.dy; + return True; + case ButtonPress: + case ButtonRelease: + bevent = (SDL_NAME(XDGAButtonEvent) *) event; + bevent->type = wire->u.u.type & 0x7F; + bevent->serial = _XSetLastRequestRead(dpy, (xGenericReply *) wire); + bevent->display = dpy; + bevent->screen = wire->u.event.screen; + bevent->time = wire->u.event.time; + bevent->state = wire->u.event.state; + bevent->button = wire->u.u.detail; + return True; + case KeyPress: + case KeyRelease: + kevent = (SDL_NAME(XDGAKeyEvent) *) event; + kevent->type = wire->u.u.type & 0x7F; + kevent->serial = _XSetLastRequestRead(dpy, (xGenericReply *) wire); + kevent->display = dpy; + kevent->screen = wire->u.event.screen; + kevent->time = wire->u.event.time; + kevent->state = wire->u.event.state; + kevent->keycode = wire->u.u.detail; + return True; + } - return False; + return False; } -Bool SDL_NAME(XDGAQueryExtension) ( - Display *dpy, - int *event_basep, - int *error_basep -){ +Bool SDL_NAME(XDGAQueryExtension) (Display * dpy, + int *event_basep, int *error_basep) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); if (XextHasExtension(info)) { - *event_basep = info->codes->first_event; - *error_basep = info->codes->first_error; - return True; + *event_basep = info->codes->first_event; + *error_basep = info->codes->first_error; + return True; } else { - return False; + return False; } } -Bool SDL_NAME(XDGAQueryVersion)( - Display *dpy, - int *majorVersion, - int *minorVersion -){ +Bool SDL_NAME(XDGAQueryVersion) (Display * dpy, + int *majorVersion, int *minorVersion) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGAQueryVersionReply rep; xXDGAQueryVersionReq *req; - XDGACheckExtension (dpy, info, False); + XDGACheckExtension(dpy, info, False); LockDisplay(dpy); GetReq(XDGAQueryVersion, req); req->reqType = info->codes->major_opcode; req->dgaReqType = X_XDGAQueryVersion; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; + if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + return False; } *majorVersion = rep.majorVersion; *minorVersion = rep.minorVersion; UnlockDisplay(dpy); SyncHandle(); - if (*majorVersion >= 2) - { - int i, j; + if (*majorVersion >= 2) { + int i, j; - for (i = 0, j = info->codes->first_event; - i < XF86DGANumberEvents; - i++, j++) - { - XESetWireToEvent(dpy, j, xdga_wire_to_event); - XESetEventToWire(dpy, j, xdga_event_to_wire); - } - SDL_NAME(XDGASetClientVersion)(dpy); + for (i = 0, j = info->codes->first_event; + i < XF86DGANumberEvents; i++, j++) { + XESetWireToEvent(dpy, j, xdga_wire_to_event); + XESetEventToWire(dpy, j, xdga_event_to_wire); + } + SDL_NAME(XDGASetClientVersion) (dpy); } return True; } -Bool SDL_NAME(XDGASetClientVersion)( - Display *dpy -){ +Bool SDL_NAME(XDGASetClientVersion) (Display * dpy) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGASetClientVersionReq *req; - XDGACheckExtension (dpy, info, False); + XDGACheckExtension(dpy, info, False); LockDisplay(dpy); GetReq(XDGASetClientVersion, req); @@ -217,56 +201,52 @@ return True; } -Bool SDL_NAME(XDGAOpenFramebuffer)( - Display *dpy, - int screen -){ +Bool SDL_NAME(XDGAOpenFramebuffer) (Display * dpy, int screen) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGAOpenFramebufferReply rep; xXDGAOpenFramebufferReq *req; char *deviceName = NULL; Bool ret; - XDGACheckExtension (dpy, info, False); + XDGACheckExtension(dpy, info, False); LockDisplay(dpy); GetReq(XDGAOpenFramebuffer, req); req->reqType = info->codes->major_opcode; req->dgaReqType = X_XDGAOpenFramebuffer; req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - return False; + if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) { + UnlockDisplay(dpy); + SyncHandle(); + return False; } - if(rep.length) { - deviceName = Xmalloc(rep.length << 2); - _XRead(dpy, deviceName, rep.length << 2); + if (rep.length) { + deviceName = Xmalloc(rep.length << 2); + _XRead(dpy, deviceName, rep.length << 2); } - ret = SDL_NAME(XDGAMapFramebuffer)(screen, deviceName, - (unsigned char*)(long)rep.mem1, - rep.size, rep.offset, rep.extra); + ret = SDL_NAME(XDGAMapFramebuffer) (screen, deviceName, + (unsigned char *) (long) rep.mem1, + rep.size, rep.offset, rep.extra); - if(deviceName) - Xfree(deviceName); + if (deviceName) + Xfree(deviceName); UnlockDisplay(dpy); SyncHandle(); return ret; } -void SDL_NAME(XDGACloseFramebuffer)( - Display *dpy, - int screen -){ +void SDL_NAME(XDGACloseFramebuffer) (Display * dpy, int screen) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGACloseFramebufferReq *req; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); - SDL_NAME(XDGAUnmapFramebuffer)(screen); + SDL_NAME(XDGAUnmapFramebuffer) (screen); LockDisplay(dpy); GetReq(XDGACloseFramebuffer, req); @@ -279,19 +259,17 @@ -SDL_NAME(XDGAMode)* SDL_NAME(XDGAQueryModes)( - Display *dpy, - int screen, - int *num -){ +SDL_NAME(XDGAMode) * SDL_NAME(XDGAQueryModes) (Display * dpy, + int screen, int *num) +{ XExtDisplayInfo *dinfo = SDL_NAME(xdga_find_display) (dpy); xXDGAQueryModesReply rep; xXDGAQueryModesReq *req; - SDL_NAME(XDGAMode) *modes = NULL; + SDL_NAME(XDGAMode) * modes = NULL; *num = 0; - XDGACheckExtension (dpy, dinfo, NULL); + XDGACheckExtension(dpy, dinfo, NULL); LockDisplay(dpy); GetReq(XDGAQueryModes, req); @@ -299,56 +277,57 @@ req->dgaReqType = X_XDGAQueryModes; req->screen = screen; - if (_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - if(rep.length) { - xXDGAModeInfo info; - int i, size; - char *offset; + if (_XReply(dpy, (xReply *) & rep, 0, xFalse)) { + if (rep.length) { + xXDGAModeInfo info; + int i, size; + char *offset; - size = rep.length << 2; - size -= rep.number * sz_xXDGAModeInfo; /* find text size */ - modes = (SDL_NAME(XDGAMode)*)Xmalloc((rep.number * sizeof(SDL_NAME(XDGAMode))) + size); - offset = (char*)(&modes[rep.number]); /* start of text */ + size = rep.length << 2; + size -= rep.number * sz_xXDGAModeInfo; /* find text size */ + modes = (SDL_NAME(XDGAMode) *) + Xmalloc((rep.number * sizeof(SDL_NAME(XDGAMode))) + size); + offset = (char *) (&modes[rep.number]); /* start of text */ - if(modes) { - for(i = 0; i < rep.number; i++) { - _XRead(dpy, (char*)(&info), sz_xXDGAModeInfo); + if (modes) { + for (i = 0; i < rep.number; i++) { + _XRead(dpy, (char *) (&info), sz_xXDGAModeInfo); - modes[i].num = info.num; - modes[i].verticalRefresh = - (float)info.vsync_num / (float)info.vsync_den; - modes[i].flags = info.flags; - modes[i].imageWidth = info.image_width; - modes[i].imageHeight = info.image_height; - modes[i].pixmapWidth = info.pixmap_width; - modes[i].pixmapHeight = info.pixmap_height; - modes[i].bytesPerScanline = info.bytes_per_scanline; - modes[i].byteOrder = info.byte_order; - modes[i].depth = info.depth; - modes[i].bitsPerPixel = info.bpp; - modes[i].redMask = info.red_mask; - modes[i].greenMask = info.green_mask; - modes[i].blueMask = info.blue_mask; - modes[i].visualClass = info.visual_class; - modes[i].viewportWidth = info.viewport_width; - modes[i].viewportHeight = info.viewport_height; - modes[i].xViewportStep = info.viewport_xstep; - modes[i].yViewportStep = info.viewport_ystep; - modes[i].maxViewportX = info.viewport_xmax; - modes[i].maxViewportY = info.viewport_ymax; - modes[i].viewportFlags = info.viewport_flags; - modes[i].reserved1 = info.reserved1; - modes[i].reserved2 = info.reserved2; + modes[i].num = info.num; + modes[i].verticalRefresh = + (float) info.vsync_num / (float) info.vsync_den; + modes[i].flags = info.flags; + modes[i].imageWidth = info.image_width; + modes[i].imageHeight = info.image_height; + modes[i].pixmapWidth = info.pixmap_width; + modes[i].pixmapHeight = info.pixmap_height; + modes[i].bytesPerScanline = info.bytes_per_scanline; + modes[i].byteOrder = info.byte_order; + modes[i].depth = info.depth; + modes[i].bitsPerPixel = info.bpp; + modes[i].redMask = info.red_mask; + modes[i].greenMask = info.green_mask; + modes[i].blueMask = info.blue_mask; + modes[i].visualClass = info.visual_class; + modes[i].viewportWidth = info.viewport_width; + modes[i].viewportHeight = info.viewport_height; + modes[i].xViewportStep = info.viewport_xstep; + modes[i].yViewportStep = info.viewport_ystep; + modes[i].maxViewportX = info.viewport_xmax; + modes[i].maxViewportY = info.viewport_ymax; + modes[i].viewportFlags = info.viewport_flags; + modes[i].reserved1 = info.reserved1; + modes[i].reserved2 = info.reserved2; - _XRead(dpy, offset, info.name_size); - modes[i].name = offset; - offset += info.name_size; - } - *num = rep.number; - } else - _XEatData(dpy, rep.length << 2); - } + _XRead(dpy, offset, info.name_size); + modes[i].name = offset; + offset += info.name_size; + } + *num = rep.number; + } else + _XEatData(dpy, rep.length << 2); + } } UnlockDisplay(dpy); @@ -358,19 +337,16 @@ } -SDL_NAME(XDGADevice) * -SDL_NAME(XDGASetMode)( - Display *dpy, - int screen, - int mode -){ +SDL_NAME(XDGADevice) * +SDL_NAME(XDGASetMode) (Display * dpy, int screen, int mode) +{ XExtDisplayInfo *dinfo = SDL_NAME(xdga_find_display) (dpy); xXDGASetModeReply rep; xXDGASetModeReq *req; - SDL_NAME(XDGADevice) *dev = NULL; + SDL_NAME(XDGADevice) * dev = NULL; Pixmap pid; - XDGACheckExtension (dpy, dinfo, NULL); + XDGACheckExtension(dpy, dinfo, NULL); LockDisplay(dpy); GetReq(XDGASetMode, req); @@ -379,57 +355,58 @@ req->screen = screen; req->mode = mode; req->pid = pid = XAllocID(dpy); - - if (_XReply(dpy, (xReply *)&rep, 0, xFalse)) { - if(rep.length) { - xXDGAModeInfo info; - int size; + + if (_XReply(dpy, (xReply *) & rep, 0, xFalse)) { + if (rep.length) { + xXDGAModeInfo info; + int size; - size = rep.length << 2; - size -= sz_xXDGAModeInfo; /* get text size */ + size = rep.length << 2; + size -= sz_xXDGAModeInfo; /* get text size */ - dev = (SDL_NAME(XDGADevice)*)Xmalloc(sizeof(SDL_NAME(XDGADevice)) + size); - - if(dev) { - _XRead(dpy, (char*)(&info), sz_xXDGAModeInfo); + dev = (SDL_NAME(XDGADevice) *) + Xmalloc(sizeof(SDL_NAME(XDGADevice)) + size); + + if (dev) { + _XRead(dpy, (char *) (&info), sz_xXDGAModeInfo); - dev->mode.num = info.num; - dev->mode.verticalRefresh = - (float)info.vsync_num / (float)info.vsync_den; - dev->mode.flags = info.flags; - dev->mode.imageWidth = info.image_width; - dev->mode.imageHeight = info.image_height; - dev->mode.pixmapWidth = info.pixmap_width; - dev->mode.pixmapHeight = info.pixmap_height; - dev->mode.bytesPerScanline = info.bytes_per_scanline; - dev->mode.byteOrder = info.byte_order; - dev->mode.depth = info.depth; - dev->mode.bitsPerPixel = info.bpp; - dev->mode.redMask = info.red_mask; - dev->mode.greenMask = info.green_mask; - dev->mode.blueMask = info.blue_mask; - dev->mode.visualClass = info.visual_class; - dev->mode.viewportWidth = info.viewport_width; - dev->mode.viewportHeight = info.viewport_height; - dev->mode.xViewportStep = info.viewport_xstep; - dev->mode.yViewportStep = info.viewport_ystep; - dev->mode.maxViewportX = info.viewport_xmax; - dev->mode.maxViewportY = info.viewport_ymax; - dev->mode.viewportFlags = info.viewport_flags; - dev->mode.reserved1 = info.reserved1; - dev->mode.reserved2 = info.reserved2; + dev->mode.num = info.num; + dev->mode.verticalRefresh = + (float) info.vsync_num / (float) info.vsync_den; + dev->mode.flags = info.flags; + dev->mode.imageWidth = info.image_width; + dev->mode.imageHeight = info.image_height; + dev->mode.pixmapWidth = info.pixmap_width; + dev->mode.pixmapHeight = info.pixmap_height; + dev->mode.bytesPerScanline = info.bytes_per_scanline; + dev->mode.byteOrder = info.byte_order; + dev->mode.depth = info.depth; + dev->mode.bitsPerPixel = info.bpp; + dev->mode.redMask = info.red_mask; + dev->mode.greenMask = info.green_mask; + dev->mode.blueMask = info.blue_mask; + dev->mode.visualClass = info.visual_class; + dev->mode.viewportWidth = info.viewport_width; + dev->mode.viewportHeight = info.viewport_height; + dev->mode.xViewportStep = info.viewport_xstep; + dev->mode.yViewportStep = info.viewport_ystep; + dev->mode.maxViewportX = info.viewport_xmax; + dev->mode.maxViewportY = info.viewport_ymax; + dev->mode.viewportFlags = info.viewport_flags; + dev->mode.reserved1 = info.reserved1; + dev->mode.reserved2 = info.reserved2; - dev->mode.name = (char*)(&dev[1]); - _XRead(dpy, dev->mode.name, info.name_size); + dev->mode.name = (char *) (&dev[1]); + _XRead(dpy, dev->mode.name, info.name_size); - dev->pixmap = (rep.flags & XDGAPixmap) ? pid : 0; - dev->data = SDL_NAME(XDGAGetMappedMemory)(screen); + dev->pixmap = (rep.flags & XDGAPixmap) ? pid : 0; + dev->data = SDL_NAME(XDGAGetMappedMemory) (screen); - if(dev->data) - dev->data += rep.offset; - } - /* not sure what to do if the allocation fails */ - } + if (dev->data) + dev->data += rep.offset; + } + /* not sure what to do if the allocation fails */ + } } UnlockDisplay(dpy); @@ -439,17 +416,13 @@ } -void SDL_NAME(XDGASetViewport)( - Display *dpy, - int screen, - int x, - int y, - int flags -){ +void SDL_NAME(XDGASetViewport) (Display * dpy, + int screen, int x, int y, int flags) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGASetViewportReq *req; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); LockDisplay(dpy); GetReq(XDGASetViewport, req); @@ -464,15 +437,12 @@ } -void SDL_NAME(XDGAInstallColormap)( - Display *dpy, - int screen, - Colormap cmap -){ +void SDL_NAME(XDGAInstallColormap) (Display * dpy, int screen, Colormap cmap) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGAInstallColormapReq *req; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); LockDisplay(dpy); GetReq(XDGAInstallColormap, req); @@ -484,15 +454,12 @@ SyncHandle(); } -void SDL_NAME(XDGASelectInput)( - Display *dpy, - int screen, - long mask -){ +void SDL_NAME(XDGASelectInput) (Display * dpy, int screen, long mask) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGASelectInputReq *req; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); LockDisplay(dpy); GetReq(XDGASelectInput, req); @@ -504,19 +471,17 @@ SyncHandle(); } -void SDL_NAME(XDGAFillRectangle)( - Display *dpy, - int screen, - int x, - int y, - unsigned int width, - unsigned int height, - unsigned long color -){ +void SDL_NAME(XDGAFillRectangle) (Display * dpy, + int screen, + int x, + int y, + unsigned int width, + unsigned int height, unsigned long color) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGAFillRectangleReq *req; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); LockDisplay(dpy); GetReq(XDGAFillRectangle, req); @@ -532,20 +497,17 @@ SyncHandle(); } -void SDL_NAME(XDGACopyArea)( - Display *dpy, - int screen, - int srcx, - int srcy, - unsigned int width, - unsigned int height, - int dstx, - int dsty -){ +void SDL_NAME(XDGACopyArea) (Display * dpy, + int screen, + int srcx, + int srcy, + unsigned int width, + unsigned int height, int dstx, int dsty) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGACopyAreaReq *req; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); LockDisplay(dpy); GetReq(XDGACopyArea, req); @@ -562,21 +524,18 @@ SyncHandle(); } -void SDL_NAME(XDGACopyTransparentArea)( - Display *dpy, - int screen, - int srcx, - int srcy, - unsigned int width, - unsigned int height, - int dstx, - int dsty, - unsigned long key -){ +void SDL_NAME(XDGACopyTransparentArea) (Display * dpy, + int screen, + int srcx, + int srcy, + unsigned int width, + unsigned int height, + int dstx, int dsty, unsigned long key) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGACopyTransparentAreaReq *req; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); LockDisplay(dpy); GetReq(XDGACopyTransparentArea, req); @@ -595,62 +554,54 @@ } -int SDL_NAME(XDGAGetViewportStatus)( - Display *dpy, - int screen -){ +int SDL_NAME(XDGAGetViewportStatus) (Display * dpy, int screen) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGAGetViewportStatusReply rep; xXDGAGetViewportStatusReq *req; int status = 0; - XDGACheckExtension (dpy, info, 0); + XDGACheckExtension(dpy, info, 0); LockDisplay(dpy); GetReq(XDGAGetViewportStatus, req); req->reqType = info->codes->major_opcode; req->dgaReqType = X_XDGAGetViewportStatus; req->screen = screen; - if (!_XReply(dpy, (xReply *)&rep, 0, xFalse)) - status = rep.status; + if (!_XReply(dpy, (xReply *) & rep, 0, xFalse)) + status = rep.status; UnlockDisplay(dpy); SyncHandle(); return status; } -void SDL_NAME(XDGASync)( - Display *dpy, - int screen -){ +void SDL_NAME(XDGASync) (Display * dpy, int screen) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGASyncReply rep; xXDGASyncReq *req; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); LockDisplay(dpy); GetReq(XDGASync, req); req->reqType = info->codes->major_opcode; req->dgaReqType = X_XDGASync; req->screen = screen; - _XReply(dpy, (xReply *)&rep, 0, xFalse); + _XReply(dpy, (xReply *) & rep, 0, xFalse); UnlockDisplay(dpy); SyncHandle(); } -void SDL_NAME(XDGAChangePixmapMode)( - Display *dpy, - int screen, - int *x, - int *y, - int mode -){ +void SDL_NAME(XDGAChangePixmapMode) (Display * dpy, + int screen, int *x, int *y, int mode) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGAChangePixmapModeReq *req; xXDGAChangePixmapModeReply rep; - XextSimpleCheckExtension (dpy, info, SDL_NAME(xdga_extension_name)); + XextSimpleCheckExtension(dpy, info, SDL_NAME(xdga_extension_name)); LockDisplay(dpy); GetReq(XDGAChangePixmapMode, req); @@ -660,24 +611,22 @@ req->x = *x; req->y = *y; req->flags = mode; - _XReply(dpy, (xReply *)&rep, 0, xFalse); + _XReply(dpy, (xReply *) & rep, 0, xFalse); *x = rep.x; *y = rep.y; UnlockDisplay(dpy); SyncHandle(); } -Colormap SDL_NAME(XDGACreateColormap)( - Display *dpy, - int screen, - SDL_NAME(XDGADevice) *dev, - int alloc -){ +Colormap SDL_NAME(XDGACreateColormap) (Display * dpy, + int screen, + SDL_NAME(XDGADevice) * dev, int alloc) +{ XExtDisplayInfo *info = SDL_NAME(xdga_find_display) (dpy); xXDGACreateColormapReq *req; Colormap cid; - XDGACheckExtension (dpy, info, -1); + XDGACheckExtension(dpy, info, -1); LockDisplay(dpy); GetReq(XDGACreateColormap, req); @@ -694,10 +643,9 @@ } -void SDL_NAME(XDGAKeyEventToXKeyEvent)( - SDL_NAME(XDGAKeyEvent)* dk, - XKeyEvent* xk -){ +void SDL_NAME(XDGAKeyEventToXKeyEvent) (SDL_NAME(XDGAKeyEvent) * dk, + XKeyEvent * xk) +{ xk->type = dk->type; xk->serial = dk->serial; xk->send_event = False; @@ -716,7 +664,7 @@ #include <stdlib.h> #include <stdio.h> #include <fcntl.h> -#if defined(ISC) +#if defined(ISC) # define HAS_SVR3_MMAP # include <sys/types.h> # include <errno.h> @@ -754,115 +702,111 @@ -typedef struct _DGAMapRec{ - unsigned char *physical; - unsigned char *virtual; - CARD32 size; - int fd; - int screen; - struct _DGAMapRec *next; +typedef struct _DGAMapRec +{ + unsigned char *physical; + unsigned char *virtual; + CARD32 size; + int fd; + int screen; + struct _DGAMapRec *next; } DGAMapRec, *DGAMapPtr; static Bool -DGAMapPhysical(int, char*, unsigned char*, CARD32, CARD32, CARD32, DGAMapPtr); +DGAMapPhysical(int, char *, unsigned char *, CARD32, CARD32, CARD32, + DGAMapPtr); static void DGAUnmapPhysical(DGAMapPtr); static DGAMapPtr _Maps = NULL; -unsigned char* -SDL_NAME(XDGAGetMappedMemory)(int screen) +unsigned char *SDL_NAME(XDGAGetMappedMemory) (int screen) { DGAMapPtr pMap = _Maps; unsigned char *pntr = NULL; - while(pMap != NULL) { - if(pMap->screen == screen) { - pntr = pMap->virtual; - break; - } - pMap = pMap->next; + while (pMap != NULL) { + if (pMap->screen == screen) { + pntr = pMap->virtual; + break; + } + pMap = pMap->next; } return pntr; } -Bool -SDL_NAME(XDGAMapFramebuffer)( - int screen, - char *name, /* optional device name */ - unsigned char* base, /* physical memory */ - CARD32 size, /* size */ - CARD32 offset, /* optional offset */ - CARD32 extra /* optional extra data */ -){ - DGAMapPtr pMap = _Maps; - Bool result; - - /* is it already mapped ? */ - while(pMap != NULL) { - if(pMap->screen == screen) - return True; - pMap = pMap->next; - } +Bool SDL_NAME(XDGAMapFramebuffer) (int screen, char *name, /* optional device name */ + unsigned char *base, /* physical memory */ + CARD32 size, /* size */ + CARD32 offset, /* optional offset */ + CARD32 extra /* optional extra data */ + ) +{ + DGAMapPtr pMap = _Maps; + Bool result; + + /* is it already mapped ? */ + while (pMap != NULL) { + if (pMap->screen == screen) + return True; + pMap = pMap->next; + } - if(extra & XDGANeedRoot) { - /* we should probably check if we have root permissions and - return False here */ + if (extra & XDGANeedRoot) { + /* we should probably check if we have root permissions and + return False here */ - } + } - pMap = (DGAMapPtr)Xmalloc(sizeof(DGAMapRec)); + pMap = (DGAMapPtr) Xmalloc(sizeof(DGAMapRec)); - result = DGAMapPhysical(screen, name, base, size, offset, extra, pMap); + result = DGAMapPhysical(screen, name, base, size, offset, extra, pMap); - if(result) { - pMap->next = _Maps; - _Maps = pMap; - } else - Xfree(pMap); - - return result; + if (result) { + pMap->next = _Maps; + _Maps = pMap; + } else + Xfree(pMap); + + return result; } -void -SDL_NAME(XDGAUnmapFramebuffer)(int screen) +void SDL_NAME(XDGAUnmapFramebuffer) (int screen) { - DGAMapPtr pMap = _Maps; - DGAMapPtr pPrev = NULL; + DGAMapPtr pMap = _Maps; + DGAMapPtr pPrev = NULL; - /* is it already mapped */ - while(pMap != NULL) { - if(pMap->screen == screen) - break; - pPrev = pMap; - pMap = pMap->next; + /* is it already mapped */ + while (pMap != NULL) { + if (pMap->screen == screen) + break; + pPrev = pMap; + pMap = pMap->next; } - if(!pMap) - return; + if (!pMap) + return; DGAUnmapPhysical(pMap); - if(!pPrev) - _Maps = pMap->next; + if (!pPrev) + _Maps = pMap->next; else - pPrev->next = pMap->next; + pPrev->next = pMap->next; Xfree(pMap); } static Bool -DGAMapPhysical( - int screen, - char *name, /* optional device name */ - unsigned char* base, /* physical memory */ - CARD32 size, /* size */ - CARD32 offset, /* optional offset */ - CARD32 extra, /* optional extra data */ - DGAMapPtr pMap -) { +DGAMapPhysical(int screen, char *name, /* optional device name */ + unsigned char *base, /* physical memory */ + CARD32 size, /* size */ + CARD32 offset, /* optional offset */ + CARD32 extra, /* optional extra data */ + DGAMapPtr pMap) +{ #if defined(ISC) && defined(HAS_SVR3_MMAP) struct kd_memloc mloc; #elif defined(__EMX__) @@ -870,7 +814,7 @@ ULONG action; HFILE hfd; #endif - + base += offset; pMap->screen = screen; @@ -879,14 +823,14 @@ #if defined(ISC) && defined(HAS_SVR3_MMAP) if ((pMap->fd = open("/dev/mmap", O_RDWR)) < 0) - return False; - mloc.vaddr = (char *)0; - mloc.physaddr = (char *)base; + return False; + mloc.vaddr = (char *) 0; + mloc.physaddr = (char *) base; mloc.length = size; - mloc.ioflg=1; + mloc.ioflg = 1; - if ((pMap->virtual = (void *)ioctl(pMap->fd, MAP, &mloc)) == (void *)-1) - return False; + if ((pMap->virtual = (void *) ioctl(pMap->fd, MAP, &mloc)) == (void *) -1) + return False; #elif defined (__EMX__) /* * Dragon warning here! /dev/pmap$ is never closed, except on progam exit. @@ -895,43 +839,46 @@ */ rc = DosOpen("/dev/pmap$", &hfd, &action, 0, FILE_NORMAL, FILE_OPEN, - OPEN_ACCESS_READWRITE | OPEN_SHARE_DENYNONE, (PEAOP2)NULL); + OPEN_ACCESS_READWRITE | OPEN_SHARE_DENYNONE, (PEAOP2) NULL); if (rc != 0) - return False; + return False; { - struct map_ioctl { - union { - ULONG phys; - void* user; - } a; - ULONG size; - } pmap,dmap; - ULONG plen,dlen; + struct map_ioctl + { + union + { + ULONG phys; + void *user; + } a; + ULONG size; + } pmap, dmap; + ULONG plen, dlen; #define XFREE86_PMAP 0x76 #define PMAP_MAP 0x44 - pmap.a.phys = base; - pmap.size = size; - rc = DosDevIOCtl(hfd, XFREE86_PMAP, PMAP_MAP, - (PULONG)&pmap, sizeof(pmap), &plen, - (PULONG)&dmap, sizeof(dmap), &dlen); - if (rc == 0) { - pMap->virtual = dmap.a.user; - } - } - if (rc != 0) - return False; + pmap.a.phys = base; + pmap.size = size; + rc = DosDevIOCtl(hfd, XFREE86_PMAP, PMAP_MAP, + (PULONG) & pmap, sizeof(pmap), &plen, + (PULONG) & dmap, sizeof(dmap), &dlen); + if (rc == 0) { + pMap->virtual = dmap.a.user; + } + } + if (rc != 0) + return False; #elif defined (Lynx) - pMap->virtual = smem_create("XF86DGA", (char*)base, size, SM_READ|SM_WRITE); + pMap->virtual = + smem_create("XF86DGA", (char *) base, size, SM_READ | SM_WRITE); #else #ifndef MAP_FILE #define MAP_FILE 0 #endif if (!name) - name = DEV_MEM; + name = DEV_MEM; if ((pMap->fd = open(name, O_RDWR)) < 0) #if defined(ENABLE_FBCON) - { /* /dev/fb0 fallback added by Sam Lantinga <hercules@lokigames.com> */ + { /* /dev/fb0 fallback added by Sam Lantinga <hercules@lokigames.com> */ /* Try to fall back to /dev/fb on Linux - FIXME: verify the device */ struct fb_fix_screeninfo finfo; @@ -941,7 +888,7 @@ /* The useable framebuffer console memory may not be the whole framebuffer that X has access to. :-( */ - if ( ioctl(pMap->fd, FBIOGET_FSCREENINFO, &finfo) < 0 ) { + if (ioctl(pMap->fd, FBIOGET_FSCREENINFO, &finfo) < 0) { close(pMap->fd); return False; } @@ -953,12 +900,12 @@ size = pMap->size = finfo.smem_len; } #else - return False; + return False; #endif - pMap->virtual = mmap(NULL, size, PROT_READ | PROT_WRITE, - MAP_FILE | MAP_SHARED, pMap->fd, (off_t)base); - if (pMap->virtual == (void *)-1) - return False; + pMap->virtual = mmap(NULL, size, PROT_READ | PROT_WRITE, + MAP_FILE | MAP_SHARED, pMap->fd, (off_t) base); + if (pMap->virtual == (void *) -1) + return False; #endif #if !defined(ISC) && !defined(HAS_SVR3_MMAP) && !defined(Lynx) \ @@ -976,13 +923,15 @@ { #if !defined(ISC) && !defined(HAS_SVR3_MMAP) && !defined(Lynx) \ && !defined(__EMX__) - mprotect(pMap->virtual,pMap->size, PROT_READ); + mprotect(pMap->virtual, pMap->size, PROT_READ); #elif defined(Lynx) - /* XXX this doesn't allow enable after disable */ + /* XXX this doesn't allow enable after disable */ smem_create(NULL, pMap->virtual, pMap->size, SM_DETACH); smem_remove("XF86DGA"); #endif - /* We need to unmap and close too !!!!!!!!!!*/ + /* We need to unmap and close too !!!!!!!!!! */ } + +/* vi: set ts=4 sw=4 expandtab: */