Annotation of embedaddon/ntp/kernel/sys/clkdefs.h, revision 1.1.1.1
1.1 misho 1: /*
2: * Defines for the "clk" timestamping STREAMS module
3: */
4:
5: #if defined(sun)
6: #include <sys/ioccom.h>
7: #else
8: #include <sys/ioctl.h>
9: #endif
10:
11: /*
12: * First, we need to define the maximum size of the set of
13: * characters to timestamp. 32 is MORE than enough.
14: */
15:
16: #define CLK_MAXSTRSIZE 32
17: struct clk_tstamp_charset { /* XXX to use _IOW not _IOWN */
18: char val[CLK_MAXSTRSIZE];
19: };
20:
21: /*
22: * ioctl(fd, CLK_SETSTR, (char*)c );
23: *
24: * will tell the driver that any char in the null-terminated
25: * string c should be timestamped. It is possible, though
26: * unlikely that this ioctl number could collide with an
27: * existing one on your system. If so, change the 'K'
28: * to some other letter. However, once you've compiled
29: * the kernel with this include file, you should NOT
30: * change this file.
31: */
32:
33: #if defined(__STDC__) /* XXX avoid __STDC__=0 on SOLARIS */
34: #define CLK_SETSTR _IOW('K', 01, struct clk_tstamp_charset)
35: #else
36: #define CLK_SETSTR _IOW(K, 01, struct clk_tstamp_charset)
37: #endif
38:
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