* commit '3c0425cd95a7918d1dbfecf32aef3b238bf236a5': Additional parameter validation for EGL functions
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commit
db8c267ec2
@ -516,8 +516,11 @@ EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config,
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egl_connection_t* cnx = NULL;
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const egl_display_ptr dp = validate_display_connection(dpy, cnx);
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if (dpy) {
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if (dp) {
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if (share_list != EGL_NO_CONTEXT) {
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if (!ContextRef(dp.get(), share_list).get()) {
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return setError(EGL_BAD_CONTEXT, EGL_NO_CONTEXT);
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}
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egl_context_t* const c = get_context(share_list);
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share_list = c->context;
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}
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@ -601,7 +604,7 @@ EGLBoolean eglMakeCurrent( EGLDisplay dpy, EGLSurface draw,
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// validate the context (if not EGL_NO_CONTEXT)
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if ((ctx != EGL_NO_CONTEXT) && !_c.get()) {
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// EGL_NO_CONTEXT is valid
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return EGL_FALSE;
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return setError(EGL_BAD_CONTEXT, EGL_FALSE);
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}
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// these are the underlying implementation's object
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@ -622,12 +625,12 @@ EGLBoolean eglMakeCurrent( EGLDisplay dpy, EGLSurface draw,
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impl_ctx = c->context;
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} else {
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// no context given, use the implementation of the current context
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if (cur_c == NULL) {
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// no current context
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if (draw != EGL_NO_SURFACE || read != EGL_NO_SURFACE) {
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// calling eglMakeCurrent( ..., !=0, !=0, EGL_NO_CONTEXT);
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return setError(EGL_BAD_MATCH, EGL_FALSE);
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}
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if (cur_c == NULL) {
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// no current context
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// not an error, there is just no current context.
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return EGL_TRUE;
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}
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@ -635,12 +638,14 @@ EGLBoolean eglMakeCurrent( EGLDisplay dpy, EGLSurface draw,
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// retrieve the underlying implementation's draw EGLSurface
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if (draw != EGL_NO_SURFACE) {
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if (!_d.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
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d = get_surface(draw);
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impl_draw = d->surface;
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}
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// retrieve the underlying implementation's read EGLSurface
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if (read != EGL_NO_SURFACE) {
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if (!_r.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
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r = get_surface(read);
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impl_read = r->surface;
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}
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