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- #ifndef _IPXE_TIME_H
- #define _IPXE_TIME_H
-
- /** @file
- *
- * Time source
- *
- */
-
- FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
-
- #include <sys/time.h>
- #include <ipxe/api.h>
- #include <config/time.h>
-
- /**
- * Calculate static inline time API function name
- *
- * @v _prefix Subsystem prefix
- * @v _api_func API function
- * @ret _subsys_func Subsystem API function
- */
- #define TIME_INLINE( _subsys, _api_func ) \
- SINGLE_API_INLINE ( TIME_PREFIX_ ## _subsys, _api_func )
-
- /**
- * Provide a time API implementation
- *
- * @v _prefix Subsystem prefix
- * @v _api_func API function
- * @v _func Implementing function
- */
- #define PROVIDE_TIME( _subsys, _api_func, _func ) \
- PROVIDE_SINGLE_API ( TIME_PREFIX_ ## _subsys, _api_func, _func )
-
- /**
- * Provide a static inline time API implementation
- *
- * @v _prefix Subsystem prefix
- * @v _api_func API function
- */
- #define PROVIDE_TIME_INLINE( _subsys, _api_func ) \
- PROVIDE_SINGLE_API_INLINE ( TIME_PREFIX_ ## _subsys, _api_func )
-
- /* Include all architecture-independent time API headers */
- #include <ipxe/null_time.h>
- #include <ipxe/efi/efi_time.h>
- #include <ipxe/linux/linux_time.h>
-
- /* Include all architecture-dependent time API headers */
- #include <bits/time.h>
-
- extern signed long time_offset;
-
- /**
- * Get current time in seconds (ignoring system clock offset)
- *
- * @ret time Time, in seconds
- */
- time_t time_now ( void );
-
- /**
- * Adjust system clock
- *
- * @v delta Clock adjustment, in seconds
- */
- static inline __attribute__ (( always_inline )) void
- time_adjust ( signed long delta ) {
-
- time_offset += delta;
- }
-
- #endif /* _IPXE_TIME_H */
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