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#include <stdlib.h>
#include <string.h>
#include "eglcontext.h"
#include "egldisplay.h"
#include "eglglobals.h"
#include "eglhash.h"
static char *
my_strdup(const char *s)
{
int l = strlen(s);
char *s2 = malloc(l + 1);
strcpy(s2, s);
return s2;
}
/**
* We're assuming that the NativeDisplayType parameter is actually
* a string.
* Return a new _EGLDisplay object for the given displayName
*/
_EGLDisplay *
_eglNewDisplay(NativeDisplayType displayName)
{
_EGLDisplay *dpy = (_EGLDisplay *) calloc(1, sizeof(_EGLDisplay));
if (dpy) {
EGLuint key = _eglHashGenKey(_eglGlobal.Displays);
dpy->Handle = (EGLDisplay) key;
_eglHashInsert(_eglGlobal.Displays, key, dpy);
if (displayName)
dpy->Name = my_strdup((char *) displayName);
else
dpy->Name = NULL;
dpy->Driver = NULL; /* this gets set later */
}
return dpy;
}
/**
* Return the public handle for an internal _EGLDisplay.
* This is the inverse of _eglLookupDisplay().
*/
EGLDisplay
_eglGetDisplayHandle(_EGLDisplay *display)
{
if (display)
return display->Handle;
else
return EGL_NO_DISPLAY;
}
/**
* Return the _EGLDisplay object that corresponds to the given public/
* opaque display handle.
* This is the inverse of _eglGetDisplayHandle().
*/
_EGLDisplay *
_eglLookupDisplay(EGLDisplay dpy)
{
EGLuint key = (EGLuint) dpy;
_EGLDisplay *d = (_EGLDisplay *) _eglHashLookup(_eglGlobal.Displays, key);
return d;
}
_EGLDisplay *
_eglGetCurrentDisplay(void)
{
_EGLContext *ctx = _eglGetCurrentContext();
if (ctx)
return ctx->Display;
else
return NULL;
}
void
_eglCleanupDisplay(_EGLDisplay *disp)
{
/* XXX incomplete */
free(disp->Configs);
free(disp->Name);
/* driver deletes _EGLDisplay */
}
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