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--- agent/kernel.c.orig 2023-08-15 20:32:01 UTC
+++ agent/kernel.c
@@ -252,7 +252,37 @@ free_kmem(void)
kmem = -1;
}
}
+#elif defined(__FreeBSD__)
+kvm_t *kd;
+/**
+ * Initialize the libkvm descriptor. On FreeBSD we can use most of libkvm
+ * without requiring /dev/kmem access. Only kvm_nlist() and kvm_read() need
+ * that, and we don't use them.
+ *
+ * @return TRUE upon success; FALSE upon failure.
+ */
+int
+init_kmem(const char *file)
+{
+ char err[4096];
+
+ kd = kvm_openfiles(NULL, "/dev/null", NULL, O_RDONLY, err);
+ if (!kd) {
+ snmp_log(LOG_CRIT, "init_kmem: kvm_openfiles failed: %s\n", err);
+ return FALSE;
+ }
+ return TRUE;
+}
+
+void
+free_kmem(void)
+{
+ if (kd != NULL) {
+ (void)kvm_close(kd);
+ kd = NULL;
+ }
+}
#else
int
init_kmem(const char *file)
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