来自:uT-Kernel 2.0 Specification
3.1.1 General Data Types
typedef signed char B; /* signed 8- bit integer */ typedef signed short H; /* signed 16 - bit integer */ typedef signed long W; /* signed 32 - bit integer */ typedef signed long long D; /* signed 64 - bit integer */ typedef unsigned char UB ; /* unsigned 8- bit integer */ typedef unsigned short UH ; /* unsigned 16 - bit integer */ typedef unsigned long UW ; /* unsigned 32 - bit integer */ typedef unsigned long long UD ; /* unsigned 64 - bit integer */ typedef char VB ; /* 8 - bit data without an intended type */ typedef short VH ; /* 16 - bit data without an intended type */ typedef long VW ; /* 32 - bit data without an intended type */ typedef long long VD ; /* 64 - bit data without an intended type */ typedef void * VP ; /* pointer to data without an intended type */ typedef volatile B _B ; /* volatile declaration */ typedef volatile H _H ; typedef volatile W _W ; typedef volatile D _D ; typedef volatile UB _UB ; typedef volatile UH _UH ; typedef volatile UW _UW ; typedef volatile UD _UD ; typedef signed int INT ; /* signed integer of processor bit width */ typedef unsigned int UINT ; /* unsigned integer of processor bit width */ typedef INT SZ ; /* Generic SiZe */ typedef INT ID ; /* general ID */ typedef W MSEC ; /* general time ( in milliseconds ) */ typedef void (* FP ) () ; /* general function address */ typedef INT (* FUNCP ) () ; /* general function address */ # define LOCAL static /* local symbol definition */ # define EXPORT /* global symbol definition */ # define IMPORT extern /* global symbol reference */ /* * Boolean values * TRUE = 1 is defined , but any value other than 0 is logically TRUE . * Do NOT use as in if ( bool == TRUE ) * use as in if ( bool ) */ typedef UINT BOOL ; # define TRUE 1 /* true */ # define FALSE 0 /* false */ /* * TRON character codes */ typedef UH TC ; /* TRON character codes */ # define TNULL (( TC ) 0) /* TRON code string termination */
3.1.2 Other Defined Data Types
typedef INT FN ; /* Function Codes */ typedef INT RNO ; /* rendezvous number */ typedef UW ATR ; /* Object / handler attributes */ typedef INT ER ; /* Error Code */ typedef INT PRI ; /* Priority */ typedef W TMO ; /* Timeout specification in milliseconds */ typedef D TMO_U ; /* Timeout specification in microseconds with 64 - â bit integer */ typedef UW RELTIM ; /* Relative time in milliseconds */ typedef UD RELTIM_U ; /* Relative time in microseconds with 64 - bit â integer */ typedef struct systim { /* System time in milliseconds */ W hi ; /* High 32 bits */ UW lo ; /* Low 32 bits */ } SYSTIM ; typedef D SYSTIM_U ; /* System time in microseconds with 64 - bit integer â */ /* * Common constants */ # define NULL 0 /* Null pointer */ # define TA_NULL 0 /* No special attributes indicated */ # define TMO_POL 0 /* Polling */ # define TMO_FEVR ( -1) /* Eternal wait */