diff options
Diffstat (limited to 'src/VBox/GuestHost/OpenGL/include/cr_string.h')
| -rw-r--r-- | src/VBox/GuestHost/OpenGL/include/cr_string.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/VBox/GuestHost/OpenGL/include/cr_string.h b/src/VBox/GuestHost/OpenGL/include/cr_string.h index 87f1df38..972d08f1 100644 --- a/src/VBox/GuestHost/OpenGL/include/cr_string.h +++ b/src/VBox/GuestHost/OpenGL/include/cr_string.h @@ -36,6 +36,30 @@ DECLEXPORT(int) crIsDigit( char c ); DECLEXPORT(void) crBytesToString( char *string, int nstring, void *data, int ndata ); DECLEXPORT(void) crWordsToString( char *string, int nstring, void *data, int ndata ); +#define CR_GLVERSION_OFFSET_MAJOR (24) +#define CR_GLVERSION_OFFSET_MINOR (16) +#define CR_GLVERSION_OFFSET_BUILD (0) + +#define CR_GLVERSION_MAX_MAJOR (0x7f) +#define CR_GLVERSION_MAX_MINOR (0xff) +#define CR_GLVERSION_MAX_BUILD (0xffff) + +#define CR_GLVERSION_MASK_MAJOR (CR_GLVERSION_MAX_MAJOR << CR_GLVERSION_OFFSET_MAJOR) +#define CR_GLVERSION_MASK_MINOR (CR_GLVERSION_MAX_MINOR << CR_GLVERSION_OFFSET_MINOR) +#define CR_GLVERSION_MASK_BUILD (CR_GLVERSION_MAX_BUILD << CR_GLVERSION_OFFSET_BUILD) + +#define CR_GLVERSION_COMPOSE_EL(_val, _type) (((_val) << CR_GLVERSION_OFFSET_##_type) & CR_GLVERSION_MASK_##_type) + +#define CR_GLVERSION_COMPOSE(_maj, _min, _build) (CR_GLVERSION_COMPOSE_EL((_maj), MAJOR) \ + + CR_GLVERSION_COMPOSE_EL((_min), MINOR) \ + + CR_GLVERSION_COMPOSE_EL((_build), BUILD)) + +#define CR_GLVERSION_GET_EL(_val, _type) (((_val) & CR_GLVERSION_MASK_##_type) >> CR_GLVERSION_OFFSET_##_type) +#define CR_GLVERSION_GET_MAJOR(_val) CR_GLVERSION_GET_EL((_val), MAJOR) +#define CR_GLVERSION_GET_MINOR(_val) CR_GLVERSION_GET_EL((_val), MINOR) +#define CR_GLVERSION_GET_BUILD(_val) CR_GLVERSION_GET_EL((_val), BUILD) + +DECLEXPORT(int) crStrParseGlVersion(const char * ver); RT_C_DECLS_END #endif /* CR_STRING_H */ |