57 lines
2.2 KiB
C
57 lines
2.2 KiB
C
#ifndef _MINIX_SYSUTIL_H
|
|
#define _MINIX_SYSUTIL_H 1
|
|
|
|
/* Extra system library definitions to support device drivers and servers.
|
|
*
|
|
* Created:
|
|
* Mar 15, 2004 by Jorrit N. Herder
|
|
*
|
|
* Changes:
|
|
* May 31, 2005: added printf, kputc (relocated from syslib)
|
|
* May 31, 2005: added getuptime
|
|
* Mar 18, 2005: added tickdelay
|
|
* Oct 01, 2004: added env_parse, env_prefix, env_panic
|
|
* Jul 13, 2004: added fkey_ctl
|
|
* Apr 28, 2004: added report, panic
|
|
* Mar 31, 2004: setup like other libraries, such as syslib
|
|
*/
|
|
|
|
/*==========================================================================*
|
|
* Miscellaneous helper functions.
|
|
*==========================================================================*/
|
|
|
|
/* Environment parsing return values. */
|
|
#define EP_BUF_SIZE 128 /* local buffer for env value */
|
|
#define EP_UNSET 0 /* variable not set */
|
|
#define EP_OFF 1 /* var = off */
|
|
#define EP_ON 2 /* var = on (or field left blank) */
|
|
#define EP_SET 3 /* var = 1:2:3 (nonblank field) */
|
|
#define EP_EGETKENV 4 /* sys_getkenv() failed ... */
|
|
|
|
_PROTOTYPE( void env_setargs, (int argc, char *argv[]) );
|
|
_PROTOTYPE( int env_get_param, (char *key, char *value, int max_size) );
|
|
_PROTOTYPE( int env_prefix, (char *env, char *prefix) );
|
|
_PROTOTYPE( void env_panic, (char *key) );
|
|
_PROTOTYPE( int env_parse, (char *env, char *fmt, int field, long *param,
|
|
long min, long max) );
|
|
|
|
#define fkey_map(fkeys, sfkeys) fkey_ctl(FKEY_MAP, (fkeys), (sfkeys))
|
|
#define fkey_unmap(fkeys, sfkeys) fkey_ctl(FKEY_UNMAP, (fkeys), (sfkeys))
|
|
#define fkey_events(fkeys, sfkeys) fkey_ctl(FKEY_EVENTS, (fkeys), (sfkeys))
|
|
_PROTOTYPE( int fkey_ctl, (int req, int *fkeys, int *sfkeys) );
|
|
|
|
_PROTOTYPE( int printf, (const char *fmt, ...));
|
|
_PROTOTYPE( void kputc, (int c));
|
|
_PROTOTYPE( void report, (char *who, char *mess, int num));
|
|
_PROTOTYPE( void panic, (char *who, char *mess, int num));
|
|
_PROTOTYPE( int getuptime, (clock_t *ticks));
|
|
_PROTOTYPE( int getuptime2, (clock_t *ticks, time_t *boottime));
|
|
_PROTOTYPE( int tickdelay, (clock_t ticks));
|
|
_PROTOTYPE( int micro_delay_calibrate, (void));
|
|
_PROTOTYPE( int micro_delay, (u32_t micros));
|
|
|
|
#define MICROS_TO_TICKS(m) (((m)*HZ/1000000)+1)
|
|
|
|
#endif /* _MINIX_SYSUTIL_H */
|
|
|