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Define a convenience macro, SYSCTL_OUT_STR() for handling strings the

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standard way (including the nulterm byte in the data returned to userland).

This augments the existing sysctl_handle_string() in that this can be used
with const strings without ugly inappropriate casting.
This commit is contained in:
Ian Lepore 2015-03-14 21:38:51 +00:00
parent 79565afed8
commit 8a0d2c613b
1 changed files with 1 additions and 0 deletions
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sys/sys/sysctl.h
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@ -186,6 +186,7 @@ struct sysctl_oid {
#define SYSCTL_IN(r, p, l) (r->newfunc)(r, p, l)
#define SYSCTL_OUT(r, p, l) (r->oldfunc)(r, p, l)
#define SYSCTL_OUT_STR(r, p) (r->oldfunc)(r, p, strlen(p) + 1)
int sysctl_handle_int(SYSCTL_HANDLER_ARGS);
int sysctl_msec_to_ticks(SYSCTL_HANDLER_ARGS);