arch/all-hosted/hidd/x11/x11_hostlib.c

   1 /*
   2     Copyright © 1995-2014, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <aros/config.h>
   7
   8 #include "x11gfx_intern.h"
   9 #include "x11.h"
  10
  11 #include <aros/symbolsets.h>
  12
  13 #include <proto/hostlib.h>
  14
  15 #include LC_LIBDEFS_FILE
  16
  17 #define DEBUG 0
  18 #include <aros/debug.h>
  19
  20 void *x11_handle = NULL;
  21 void *libc_handle = NULL;
  22 void *xf86vm_handle = NULL;
  23
  24 struct x11_func x11_func;
  25 struct libc_func libc_func;
  26 struct xf86vm_func xf86vm_func;
  27
  28 static const char *xf86vm_func_names[] = {
  29     "XF86VidModeGetAllModeLines",
  30     "XF86VidModeSwitchToMode",
  31     "XF86VidModeSetViewPort",
  32     "XF86VidModeQueryVersion",
  33     "XF86VidModeQueryExtension"
  34 };
  35
  36 #define XF86VM_NUM_FUNCS (5)
  37
  38 static const char *x11_func_names[] = {
  39     "XCreateImage",
  40     "XInitImage",
  41     "XGetImage",
  42     "XOpenDisplay",
  43     "XDisplayName",
  44     "XInternAtom",
  45     "XCreateColormap",
  46     "XCreatePixmapCursor",
  47     "XCreateFontCursor",
  48     "XCreateGC",
  49     "XCreatePixmap",
  50     "XCreateSimpleWindow",
  51     "XCreateWindow",
  52     "XLookupKeysym",
  53     "XMaxRequestSize",
  54     "XVisualIDFromVisual",
  55     "XSetErrorHandler",
  56     "XSetIOErrorHandler",
  57     "XSetWMHints",
  58     "XSetWMNormalHints",
  59     "XSetWMProtocols",
  60     "XAutoRepeatOff",
  61     "XAutoRepeatOn",
  62     "XChangeGC",
  63     "XChangeProperty",
  64     "XChangeWindowAttributes",
  65     "XClearArea",
  66     "XCloseDisplay",
  67     "XConfigureWindow",
  68     "XConvertSelection",
  69     "XCopyArea",
  70     "XCopyPlane",
  71     "XDefineCursor",
  72     "XDeleteProperty",
  73     "XDestroyWindow",
  74     "XDrawArc",
  75     "XDrawLine",
  76     "XDrawPoint",
  77     "XDrawString",
  78     "XEventsQueued",
  79     "XFillRectangle",
  80     "XFlush",
  81     "XFree",
  82     "XFreeColormap",
  83     "XFreeGC",
  84     "XFreePixmap",
  85     "XGetErrorText",
  86     "XGetVisualInfo",
  87     "XGetWindowProperty",
  88     "XGetWindowAttributes",
  89     "XGrabKeyboard",
  90     "XGrabPointer",
  91     "XMapRaised",
  92     "XMapWindow",
  93     "XNextEvent",
  94     "XParseGeometry",
  95     "XPending",
  96     "XPutImage",
  97     "XRecolorCursor",
  98     "XRefreshKeyboardMapping",
  99     "XSelectInput",
 100     "XSendEvent",
 101     "XSetBackground",
 102     "XSetClipMask",
 103     "XSetClipRectangles",
 104     "XSetFillStyle",
 105     "XSetForeground",
 106     "XSetFunction",
 107     "XSetIconName",
 108     "XSetSelectionOwner",
 109     "XStoreColor",
 110     "XStoreName",
 111     "XSync",
 112     "XAllocColor",
 113     "XLookupString",
 114     "XQueryExtension",
 115     "XDefaultScreen",
 116     "XRootWindow",
 117     "XAllocClassHint",
 118     "XSetClassHint"
 119 #if DEBUG_X11_SYNCHRON
 120     , "XSynchronize"
 121 #endif
 122 };
 123
 124 #if DEBUG_X11_SYNCHRON
 125 #define X11_NUM_FUNCS (81)
 126 #else
 127 #define X11_NUM_FUNCS (80)
 128 #endif
 129
 130
 131 static const char *libc_func_names[] = {
 132 #if USE_XSHM
 133     "ftok",
 134     "shmctl",
 135     "shmget",
 136     "shmat",
 137     "shmdt",
 138 #endif
 139     "raise"
 140 };
 141
 142 #if USE_XSHM
 143 #define LIBC_NUM_FUNCS (6)
 144 #else
 145 #define LIBC_NUM_FUNCS (1)
 146 #endif
 147
 148 void *HostLibBase;
 149
 150 void *x11_hostlib_load_so(const char *sofile, const char **names, int nfuncs, void **funcptr) {
 151     void *handle;
 152     char *err;
 153     int i;
 154
 155     D(bug("[x11] loading %d functions from %s\n", nfuncs, sofile));
 156
 157     if ((handle = HostLib_Open(sofile, &err)) == NULL) {
 158         kprintf("[x11] couldn't open '%s': %s\n", sofile, err);
 159         return NULL;
 160     }
 161
 162     for (i = 0; i < nfuncs; i++) {
 163         funcptr[i] = HostLib_GetPointer(handle, names[i], &err);
 164         D(bug("%s(%x)\n", names[i], funcptr[i]));
 165         if (err != NULL) {
 166             kprintf("[x11] couldn't get symbol '%s' from '%s': %s\n", names[i], sofile, err);
 167             HostLib_Close(handle, NULL);
 168             return NULL;
 169         }
 170     }
 171
 172     D(bug("[x11] done\n"));
 173
 174     return handle;
 175 }
 176
 177 static int x11_hostlib_init(LIBBASETYPEPTR LIBBASE) {
 178     D(bug("[x11] hostlib init\n"));
 179
 180     if ((HostLibBase = OpenResource("hostlib.resource")) == NULL) {
 181         kprintf("[x11] couldn't open hostlib.resource\n");
 182         return FALSE;
 183     }
 184     if ((xf86vm_handle = x11_hostlib_load_so(XF86VM_SOFILE, xf86vm_func_names, XF86VM_NUM_FUNCS, (void **) &xf86vm_func)) == NULL)
 185         return FALSE;
 186
 187     if ((x11_handle = x11_hostlib_load_so(X11_SOFILE, x11_func_names, X11_NUM_FUNCS, (void **) &x11_func)) == NULL)
 188         return FALSE;
 189
 190     if ((libc_handle = x11_hostlib_load_so(LIBC_SOFILE, libc_func_names, LIBC_NUM_FUNCS, (void **) &libc_func)) == NULL) {
 191         HostLib_Close(x11_handle, NULL);
 192         return FALSE;
 193     }
 194
 195     return TRUE;
 196 }
 197
 198 static int x11_hostlib_expunge(LIBBASETYPEPTR LIBBASE) {
 199     D(bug("[x11] hostlib expunge\n"));
 200
 201     if (xf86vm_handle != NULL)
 202         HostLib_Close(xf86vm_handle, NULL);
 203
 204     if (x11_handle != NULL)
 205         HostLib_Close(x11_handle, NULL);
 206
 207     if (libc_handle != NULL)
 208         HostLib_Close(libc_handle, NULL);
 209
 210     return TRUE;
 211 }
 212
 213 ADD2INITLIB(x11_hostlib_init, 0)
 214 ADD2EXPUNGELIB(x11_hostlib_expunge, 0)
 215