40 lines
2.1 KiB
C
40 lines
2.1 KiB
C
#include <EGL/egl.h>
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#include <libreborn/libreborn.h>
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#include <media-layer/core.h>
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// Functions That Have Their Return Values Used
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static EGLSurface eglCreateWindowSurface_injection(__attribute__((unused)) EGLDisplay display, __attribute__((unused)) EGLConfig config, __attribute__((unused)) NativeWindowType native_window, __attribute__((unused)) EGLint const *attrib_list) {
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return 0;
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}
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static EGLDisplay eglGetDisplay_injection(__attribute__((unused)) NativeDisplayType native_display) {
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return 0;
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}
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static EGLContext eglCreateContext_injection(__attribute__((unused)) EGLDisplay display, __attribute__((unused)) EGLConfig config, __attribute__((unused)) EGLContext share_context, __attribute__((unused)) EGLint const *attrib_list) {
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return 0;
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}
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// Call media_swap_buffers()
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static EGLBoolean eglSwapBuffers_injection(__attribute__((unused)) EGLDisplay display, __attribute__((unused)) EGLSurface surface) {
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media_swap_buffers();
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return EGL_TRUE;
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}
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// Patch EGL Calls
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__attribute__((constructor)) static void patch_egl_calls() {
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// Disable EGL Calls
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unsigned char nop_patch[4] = {0x00, 0xf0, 0x20, 0xe3}; // "nop"
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patch((void *) 0x11d3c, nop_patch); // eglTerminate
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patch((void *) 0x11dbc, nop_patch); // eglBindAPI
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overwrite_call((void *) 0x11e78, (void *) eglCreateWindowSurface_injection); // eglCreateWindowSurface
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patch((void *) 0x11db4, nop_patch); // eglChooseConfig
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patch((void *) 0x11d98, nop_patch); // eglInitialize
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patch((void *) 0x11d20, nop_patch); // eglMakeCurrent #1
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patch((void *) 0x11e90, nop_patch); // eglMakeCurrent #2
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overwrite_call((void *) 0x11d0c, (void *) eglSwapBuffers_injection); // eglSwapBuffers #1
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overwrite_call((void *) 0x14ce4, (void *) eglSwapBuffers_injection); // eglSwapBuffers #2
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overwrite_call((void *) 0x11d7c, (void *) eglGetDisplay_injection); // eglGetDisplay
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patch((void *) 0x11d2c, nop_patch); // eglDestroySurface #1
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patch((void *) 0x11d34, nop_patch); // eglDestroySurface #2
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overwrite_call((void *) 0x11dd0, (void *) eglCreateContext_injection); // eglCreateContext
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}
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