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305 lines
8.3 KiB
305 lines
8.3 KiB
#include <SDL.h>
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#include <rfb/rfbclient.h>
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static rfbBool resize(rfbClient* client) {
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static char first=TRUE;
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#ifdef SDL_ASYNCBLIT
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int flags=SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL;
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#else
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int flags=SDL_HWSURFACE|SDL_HWACCEL;
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#endif
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int width=client->width,height=client->height,
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depth=client->format.bitsPerPixel;
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rfbBool okay=SDL_VideoModeOK(width,height,depth,flags);
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if(!okay)
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for(depth=24;!okay && depth>4;depth/=2)
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okay=SDL_VideoModeOK(width,height,depth,flags);
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if(okay) {
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SDL_Surface* sdl=SDL_SetVideoMode(width,height,depth,flags);
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client->clientData=sdl;
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client->frameBuffer=sdl->pixels;
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if(first || depth!=client->format.bitsPerPixel) {
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first=FALSE;
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client->format.bitsPerPixel=depth;
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client->format.redShift=sdl->format->Rshift;
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client->format.greenShift=sdl->format->Gshift;
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client->format.blueShift=sdl->format->Bshift;
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client->format.redMax=sdl->format->Rmask>>client->format.redShift;
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client->format.greenMax=sdl->format->Gmask>>client->format.greenShift;
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client->format.blueMax=sdl->format->Bmask>>client->format.blueShift;
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SetFormatAndEncodings(client);
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}
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} else {
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SDL_Surface* sdl=client->clientData;
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rfbClientLog("Could not set resolution %dx%d!\n",
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client->width,client->height);
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if(sdl) {
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client->width=sdl->w;
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client->height=sdl->h;
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} else {
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client->width=0;
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client->height=0;
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}
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return FALSE;
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}
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SDL_WM_SetCaption(client->desktopName, "SDL");
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return TRUE;
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}
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static rfbKeySym SDL_keysym2rfbKeySym(int keysym) {
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switch(keysym) {
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case SDLK_BACKSPACE: return XK_BackSpace;
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case SDLK_TAB: return XK_ISO_Left_Tab;
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case SDLK_CLEAR: return XK_Clear;
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case SDLK_RETURN: return XK_Return;
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case SDLK_PAUSE: return XK_Pause;
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case SDLK_ESCAPE: return XK_Escape;
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case SDLK_SPACE: return XK_space;
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case SDLK_EXCLAIM: return XK_exclam;
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case SDLK_QUOTEDBL: return XK_quotedbl;
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case SDLK_HASH: return XK_numbersign;
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case SDLK_DOLLAR: return XK_dollar;
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case SDLK_AMPERSAND: return XK_ampersand;
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case SDLK_QUOTE: return XK_apostrophe;
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case SDLK_LEFTPAREN: return XK_parenleft;
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case SDLK_RIGHTPAREN: return XK_parenright;
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case SDLK_ASTERISK: return XK_asterisk;
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case SDLK_PLUS: return XK_plus;
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case SDLK_COMMA: return XK_comma;
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case SDLK_MINUS: return XK_minus;
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case SDLK_PERIOD: return XK_period;
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case SDLK_SLASH: return XK_slash;
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case SDLK_0: return XK_0;
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case SDLK_1: return XK_1;
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case SDLK_2: return XK_2;
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case SDLK_3: return XK_3;
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case SDLK_4: return XK_4;
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case SDLK_5: return XK_5;
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case SDLK_6: return XK_6;
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case SDLK_7: return XK_7;
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case SDLK_8: return XK_8;
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case SDLK_9: return XK_9;
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case SDLK_COLON: return XK_colon;
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case SDLK_SEMICOLON: return XK_semicolon;
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case SDLK_LESS: return XK_less;
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case SDLK_EQUALS: return XK_equal;
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case SDLK_GREATER: return XK_greater;
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case SDLK_QUESTION: return XK_question;
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case SDLK_AT: return XK_at;
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case SDLK_LEFTBRACKET: return XK_bracketleft;
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case SDLK_BACKSLASH: return XK_backslash;
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case SDLK_RIGHTBRACKET: return XK_bracketright;
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case SDLK_CARET: return XK_asciicircum;
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case SDLK_UNDERSCORE: return XK_underscore;
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case SDLK_BACKQUOTE: return XK_grave;
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case SDLK_a: return XK_a;
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case SDLK_b: return XK_b;
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case SDLK_c: return XK_c;
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case SDLK_d: return XK_d;
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case SDLK_e: return XK_e;
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case SDLK_f: return XK_f;
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case SDLK_g: return XK_g;
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case SDLK_h: return XK_h;
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case SDLK_i: return XK_i;
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case SDLK_j: return XK_j;
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case SDLK_k: return XK_k;
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case SDLK_l: return XK_l;
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case SDLK_m: return XK_m;
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case SDLK_n: return XK_n;
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case SDLK_o: return XK_o;
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case SDLK_p: return XK_p;
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case SDLK_q: return XK_q;
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case SDLK_r: return XK_r;
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case SDLK_s: return XK_s;
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case SDLK_t: return XK_t;
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case SDLK_u: return XK_u;
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case SDLK_v: return XK_v;
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case SDLK_w: return XK_w;
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case SDLK_x: return XK_x;
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case SDLK_y: return XK_y;
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case SDLK_z: return XK_z;
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case SDLK_DELETE: return XK_Delete;
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case SDLK_KP0: return XK_KP_0;
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case SDLK_KP1: return XK_KP_1;
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case SDLK_KP2: return XK_KP_2;
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case SDLK_KP3: return XK_KP_3;
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case SDLK_KP4: return XK_KP_4;
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case SDLK_KP5: return XK_KP_5;
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case SDLK_KP6: return XK_KP_6;
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case SDLK_KP7: return XK_KP_7;
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case SDLK_KP8: return XK_KP_8;
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case SDLK_KP9: return XK_KP_9;
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case SDLK_KP_PERIOD: return XK_KP_Decimal;
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case SDLK_KP_DIVIDE: return XK_KP_Divide;
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case SDLK_KP_MULTIPLY: return XK_KP_Multiply;
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case SDLK_KP_MINUS: return XK_KP_Subtract;
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case SDLK_KP_PLUS: return XK_KP_Add;
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case SDLK_KP_ENTER: return XK_KP_Enter;
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case SDLK_KP_EQUALS: return XK_KP_Equal;
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case SDLK_UP: return XK_Up;
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case SDLK_DOWN: return XK_Down;
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case SDLK_RIGHT: return XK_Right;
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case SDLK_LEFT: return XK_Left;
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case SDLK_INSERT: return XK_Insert;
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case SDLK_HOME: return XK_Home;
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case SDLK_END: return XK_End;
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case SDLK_PAGEUP: return XK_Page_Up;
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case SDLK_PAGEDOWN: return XK_Page_Down;
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case SDLK_F1: return XK_F1;
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case SDLK_F2: return XK_F2;
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case SDLK_F3: return XK_F3;
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case SDLK_F4: return XK_F4;
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case SDLK_F5: return XK_F5;
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case SDLK_F6: return XK_F6;
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case SDLK_F7: return XK_F7;
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case SDLK_F8: return XK_F8;
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case SDLK_F9: return XK_F9;
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case SDLK_F10: return XK_F10;
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case SDLK_F11: return XK_F11;
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case SDLK_F12: return XK_F12;
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case SDLK_F13: return XK_F13;
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case SDLK_F14: return XK_F14;
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case SDLK_F15: return XK_F15;
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case SDLK_NUMLOCK: return XK_Num_Lock;
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case SDLK_CAPSLOCK: return XK_Caps_Lock;
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case SDLK_SCROLLOCK: return XK_Scroll_Lock;
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case SDLK_RSHIFT: return XK_Shift_R;
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case SDLK_LSHIFT: return XK_Shift_L;
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case SDLK_RCTRL: return XK_Control_R;
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case SDLK_LCTRL: return XK_Control_L;
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case SDLK_RALT: return XK_Alt_R;
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case SDLK_LALT: return XK_Alt_L;
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case SDLK_RMETA: return XK_Meta_R;
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case SDLK_LMETA: return XK_Meta_L;
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#if 0
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/* TODO: find out keysyms */
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case SDLK_LSUPER: return XK_LSuper; /* left "windows" key */
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case SDLK_RSUPER: return XK_RSuper; /* right "windows" key */
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case SDLK_COMPOSE: return XK_Compose;
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#endif
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case SDLK_MODE: return XK_Mode_switch;
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case SDLK_HELP: return XK_Help;
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case SDLK_PRINT: return XK_Print;
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case SDLK_SYSREQ: return XK_Sys_Req;
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case SDLK_BREAK: return XK_Break;
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default: rfbClientLog("Unknown keysym: %d\n",keysym);
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}
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return 0;
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}
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static void update(rfbClient* cl,int x,int y,int w,int h) {
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SDL_UpdateRect(cl->clientData, x, y, w, h);
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}
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#ifdef __MINGW32__
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#define LOG_TO_FILE
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#endif
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#ifdef LOG_TO_FILE
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#include <stdarg.h>
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static void
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log_to_file(const char *format, ...)
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{
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FILE* logfile;
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static char* logfile_str=0;
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va_list args;
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char buf[256];
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time_t log_clock;
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if(!rfbEnableClientLogging)
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return;
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if(logfile_str==0) {
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logfile_str=getenv("VNCLOG");
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if(logfile_str==0)
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logfile_str="vnc.log";
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}
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logfile=fopen(logfile_str,"a");
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va_start(args, format);
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time(&log_clock);
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strftime(buf, 255, "%d/%m/%Y %X ", localtime(&log_clock));
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fprintf(logfile,buf);
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vfprintf(logfile, format, args);
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fflush(logfile);
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va_end(args);
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fclose(logfile);
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}
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#endif
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#ifdef mac
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#define main SDLmain
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#endif
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int main(int argc,char** argv) {
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rfbClient* cl;
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int i,buttonMask=0;
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SDL_Event e;
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#ifdef LOG_TO_FILE
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rfbClientLog=rfbClientErr=log_to_file;
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#endif
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SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE);
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/* 16-bit: cl=rfbGetClient(5,3,2); */
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cl=rfbGetClient(8,3,4);
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cl->MallocFrameBuffer=resize;
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cl->GotFrameBufferUpdate=update;
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if(!rfbInitClient(cl,&argc,argv))
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return 1;
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while(1) {
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if(SDL_PollEvent(&e))
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switch(e.type) {
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#if SDL_MAJOR_VERSION>1 || SDL_MINOR_VERSION>=2
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case SDL_VIDEOEXPOSE:
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SendFramebufferUpdateRequest(cl,0,0,cl->width,cl->height,FALSE);
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break;
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#endif
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case SDL_MOUSEBUTTONUP: case SDL_MOUSEBUTTONDOWN:
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case SDL_MOUSEMOTION: {
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int x,y;
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int state=SDL_GetMouseState(&x,&y);
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struct { int sdl; int rfb; } buttonMapping[]={
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{1, rfbButton1Mask},
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{3, rfbButton2Mask},
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{2, rfbButton3Mask},
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{0,0}
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};
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int i;
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for(buttonMask=0,i=0;buttonMapping[i].sdl;i++)
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if(state&SDL_BUTTON(buttonMapping[i].sdl))
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buttonMask|=buttonMapping[i].rfb;
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SendPointerEvent(cl,x,y,buttonMask);
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}
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break;
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case SDL_KEYUP: case SDL_KEYDOWN:
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SendKeyEvent(cl,SDL_keysym2rfbKeySym(e.key.keysym.sym),(e.type==SDL_KEYDOWN)?TRUE:FALSE);
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break;
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case SDL_QUIT:
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rfbClientCleanup(cl);
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return 0;
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case SDL_ACTIVEEVENT:
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break;
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default:
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rfbClientLog("ignore SDL event: 0x%x\n",e.type);
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}
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else {
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i=WaitForMessage(cl,500);
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if(i<0)
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return 0;
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if(i)
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if(!HandleRFBServerMessage(cl))
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return 0;
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}
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}
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return 0;
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}
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