1 /* 2 * ---------------------------------------------------------------------------- 3 * "THE BEER-WARE LICENSE" (Revision 42): 4 * <phk@FreeBSD.org> wrote this file. As long as you retain this notice you 5 * can do whatever you want with this stuff. If we meet some day, and you think 6 * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp 7 * ---------------------------------------------------------------------------- 8 * 9 * $FreeBSD: head/lib/libc/gen/sysctlbyname.c 244153 2012-12-12 15:27:33Z pjd $ 10 * 11 */ 12 #include <sys/types.h> 13 #include <sys/sysctl.h> 14 15 int 16 sysctlbyname(const char *name, void *oldp, size_t *oldlenp, 17 const void *newp, size_t newlen) 18 { 19 int real_oid[CTL_MAXNAME+2]; 20 size_t oidlen; 21 22 oidlen = sizeof(real_oid) / sizeof(int); 23 if (sysctlnametomib(name, real_oid, &oidlen) < 0) 24 return (-1); 25 return (sysctl(real_oid, oidlen, oldp, oldlenp, newp, newlen)); 26 } 27