diff options
Diffstat (limited to 'contrib/ntp/kernel/sys/clkdefs.h')
-rw-r--r-- | contrib/ntp/kernel/sys/clkdefs.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/contrib/ntp/kernel/sys/clkdefs.h b/contrib/ntp/kernel/sys/clkdefs.h new file mode 100644 index 0000000..afbc77a --- /dev/null +++ b/contrib/ntp/kernel/sys/clkdefs.h @@ -0,0 +1,38 @@ +/* + * Defines for the "clk" timestamping STREAMS module + */ + +#if defined(sun) +#include <sys/ioccom.h> +#else +#include <sys/ioctl.h> +#endif + +/* + * First, we need to define the maximum size of the set of + * characters to timestamp. 32 is MORE than enough. + */ + +#define CLK_MAXSTRSIZE 32 +struct clk_tstamp_charset { /* XXX to use _IOW not _IOWN */ + char val[CLK_MAXSTRSIZE]; +}; + +/* + * ioctl(fd, CLK_SETSTR, (char*)c ); + * + * will tell the driver that any char in the null-terminated + * string c should be timestamped. It is possible, though + * unlikely that this ioctl number could collide with an + * existing one on your system. If so, change the 'K' + * to some other letter. However, once you've compiled + * the kernel with this include file, you should NOT + * change this file. + */ + +#if defined(__STDC__) /* XXX avoid __STDC__=0 on SOLARIS */ +#define CLK_SETSTR _IOW('K', 01, struct clk_tstamp_charset) +#else +#define CLK_SETSTR _IOW(K, 01, struct clk_tstamp_charset) +#endif + |