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# include <dlfcn.h>
static int crude_hack_fd;
static void *e_drm2_lib;
void (*sym_ecore_drm2_output_crtc_size_get_120)(Ecore_Drm2_Output *output, int *w, int *h);
void (*sym_ecore_drm2_output_geometry_get_120)(Ecore_Drm2_Output *output, int *x, int *y, int *w, int *h);
void (*sym_ecore_drm2_output_resolution_get_120)(Ecore_Drm2_Output *output, int *w, int *h, unsigned int *refresh);
Ecore_Drm2_Device *(*sym_ecore_drm2_device_find_120)(const char *seat, unsigned int tty);
int (*sym_ecore_drm2_device_open_120)(Ecore_Drm2_Device *device);
Ecore_Drm2_Device *(*sym_ecore_drm2_device_open_121)(const char *seat, unsigned int tty);
void (*sym_ecore_drm2_device_free_120)(Ecore_Drm2_Device *device);
void (*sym_ecore_drm2_output_info_get_121)(Ecore_Drm2_Output *output, int *x, int *y, int *w, int *h, unsigned int *refresh);
Ecore_Drm2_Fb *(*sym_ecore_drm2_fb_create_120)(int fd, int width, int height, int depth, int bpp, unsigned int format);
Ecore_Drm2_Fb *(*sym_ecore_drm2_fb_create_121)(Ecore_Drm2_Device *dev, int width, int height, int depth, int bpp, unsigned int format);
int (*sym_ecore_drm2_output_rotation_get_122)(Ecore_Drm2_Output *output);
Eina_Bool (*sym_ecore_drm2_output_rotation_set_122)(Ecore_Drm2_Output *output, int rotation);
#define E_DRM2_EFL_VERSION_MINIMUM(MAJ, MIN, MIC) \
((eina_version->major > MAJ) || (eina_version->minor > MIN) ||\
((eina_version->minor == MIN) && (eina_version->micro >= MIC)))
static Eina_Bool
e_drm2_compat_init(void)
{
#define EDRM2SYM(sym, ver) \
sym_##sym##_##ver = dlsym(e_drm2_lib, #sym); \
if (!sym_##sym##_##ver) \
{ \
dlclose(e_drm2_lib); \
e_drm2_lib = NULL; \
return EINA_FALSE; \
}
e_drm2_lib = dlopen("libecore_drm2.so.1", RTLD_NOW | RTLD_LOCAL);
if (E_DRM2_EFL_VERSION_MINIMUM(1, 21, 99))
{
EDRM2SYM(ecore_drm2_output_rotation_get, 122);
EDRM2SYM(ecore_drm2_output_rotation_set, 122);
}
if (E_DRM2_EFL_VERSION_MINIMUM(1, 20, 99))
{
EDRM2SYM(ecore_drm2_device_open, 121);
EDRM2SYM(ecore_drm2_output_info_get, 121);
EDRM2SYM(ecore_drm2_fb_create, 121);
return EINA_TRUE;
}
EDRM2SYM(ecore_drm2_output_crtc_size_get, 120);
EDRM2SYM(ecore_drm2_output_geometry_get, 120);
EDRM2SYM(ecore_drm2_output_resolution_get, 120);
EDRM2SYM(ecore_drm2_device_find, 120);
EDRM2SYM(ecore_drm2_device_open, 120);
EDRM2SYM(ecore_drm2_device_free, 120);
EDRM2SYM(ecore_drm2_fb_create, 120);
return EINA_TRUE;
#undef EDRM2SYM
}
static void
e_drm2_compat_shutdown(void)
{
if (e_drm2_lib) dlclose(e_drm2_lib);
}
static inline Ecore_Drm2_Device *
e_drm2_device_open(const char *seat, int vt)
{
Ecore_Drm2_Device *out;
if (E_DRM2_EFL_VERSION_MINIMUM(1, 20, 99))
{
return sym_ecore_drm2_device_open_121(seat, vt);
}
out = sym_ecore_drm2_device_find_120(seat, vt);
if (!out) return NULL;
crude_hack_fd = sym_ecore_drm2_device_open_120(out);
if (crude_hack_fd < 0)
{
ecore_drm2_device_close(out);
return NULL;
}
return out;
}
static inline void
e_drm2_device_close(Ecore_Drm2_Device *device)
{
if (E_DRM2_EFL_VERSION_MINIMUM(1, 20, 99))
{
ecore_drm2_device_close(device);
return;
}
ecore_drm2_device_close(device);
sym_ecore_drm2_device_free_120(device);
}
static inline void
e_drm2_output_info_get(Ecore_Drm2_Output *op, int *x, int *y, int *w, int *h, unsigned int *refresh)
{
if (E_DRM2_EFL_VERSION_MINIMUM(1, 20, 99))
{
sym_ecore_drm2_output_info_get_121(op, x, y, w, h, refresh);
return;
}
sym_ecore_drm2_output_geometry_get_120(op, x, y, w, h);
sym_ecore_drm2_output_resolution_get_120(op, NULL, NULL, refresh);
}
static inline Ecore_Drm2_Fb *
e_drm2_fb_create(Ecore_Drm2_Device *device, int width, int height, int depth, int bpp, unsigned int format)
{
if (E_DRM2_EFL_VERSION_MINIMUM(1, 20, 99))
{
return sym_ecore_drm2_fb_create_121(device, width, height, depth, bpp, format);
}
return sym_ecore_drm2_fb_create_120(crude_hack_fd, width, height, depth, bpp, format);
}
static int
e_drm2_output_rotation_get(Ecore_Drm2_Output *output)
{
if (E_DRM2_EFL_VERSION_MINIMUM(1, 21, 99))
{
return sym_ecore_drm2_output_rotation_get_122(output);
}
return 0;
}
static Eina_Bool
e_drm2_output_rotation_set(Ecore_Drm2_Output *output, int rotation)
{
if (E_DRM2_EFL_VERSION_MINIMUM(1, 21, 99))
{
return sym_ecore_drm2_output_rotation_set_122(output, rotation);
}
return EINA_FALSE;
}
#undef E_DRM2_EFL_VERSION_MINIMUM