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mark CreateImageKHR function as unsafe #19

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mark CreateImageKHR function as unsafe #19

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38 changes: 17 additions & 21 deletions src/eglext.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -42,36 +42,32 @@ pub static EGL_BITMAP_PIXEL_LUMINANCE_OFFSET_KHR: c_uint = 0x30CD; /* eglQueryS
#[link(name = "EGL")]
extern {}

pub fn CreateImageKHR(dpy: EGLDisplay, context: EGLContext, target: EGLenum,
pub unsafe fn CreateImageKHR(dpy: EGLDisplay, context: EGLContext, target: EGLenum,
buffer: EGLClientBuffer, attrib_list: *const EGLint) -> EGLImageKHR {
unsafe {
let name = ffi::CString::new("eglCreateImageKHR").unwrap();
let name = ffi::CString::new("eglCreateImageKHR").unwrap();

let addr = eglGetProcAddress(name.as_ptr() as *const _);
let addr = eglGetProcAddress(name.as_ptr() as *const _);

if addr == ptr::null() {
panic!("Unable to find an entry point for eglCreateImageKHR");
}

let eglCreateImageKHR: extern "C" fn(dpy: EGLDisplay, context: EGLContext, target: EGLenum,
buffer: EGLClientBuffer, attrib_list: *const EGLint) -> EGLImageKHR = mem::transmute(addr);
return eglCreateImageKHR(dpy, context, target, buffer, attrib_list);
if addr == ptr::null() {
panic!("Unable to find an entry point for eglCreateImageKHR");
}
}

pub fn DestroyImageKHR(dpy: EGLDisplay, image: EGLImageKHR) -> EGLBoolean {
unsafe {
let name = ffi::CString::new("eglDestroyImageKHR").unwrap();
let eglCreateImageKHR: extern "C" fn(dpy: EGLDisplay, context: EGLContext, target: EGLenum,
buffer: EGLClientBuffer, attrib_list: *const EGLint) -> EGLImageKHR = mem::transmute(addr);
return eglCreateImageKHR(dpy, context, target, buffer, attrib_list);
}

let addr = eglGetProcAddress(name.as_ptr() as *const _);
pub unsafe fn DestroyImageKHR(dpy: EGLDisplay, image: EGLImageKHR) -> EGLBoolean {
let name = ffi::CString::new("eglDestroyImageKHR").unwrap();

if addr == ptr::null() {
panic!("Unable to find an entry point for eglDestroyImageKHR");
}
let addr = eglGetProcAddress(name.as_ptr() as *const _);

let eglDestroyImageKHR: extern "C" fn(dpy: EGLDisplay, image: EGLImageKHR) -> EGLBoolean = mem::transmute(addr);
return eglDestroyImageKHR(dpy, image);
if addr == ptr::null() {
panic!("Unable to find an entry point for eglDestroyImageKHR");
}

let eglDestroyImageKHR: extern "C" fn(dpy: EGLDisplay, image: EGLImageKHR) -> EGLBoolean = mem::transmute(addr);
return eglDestroyImageKHR(dpy, image);
}

extern {
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