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-rw-r--r--lib/sanitizer_common/sanitizer_common_syscalls.inc12
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/sanitizer_common/sanitizer_common_syscalls.inc b/lib/sanitizer_common/sanitizer_common_syscalls.inc
index 00bb2aeef111..31ff48cfd2cf 100644
--- a/lib/sanitizer_common/sanitizer_common_syscalls.inc
+++ b/lib/sanitizer_common/sanitizer_common_syscalls.inc
@@ -2873,6 +2873,18 @@ POST_SYSCALL(rt_sigaction)(long res, long signum,
POST_WRITE(oldact, oldact_sz);
}
}
+
+PRE_SYSCALL(getrandom)(void *buf, uptr count, long flags) {
+ if (buf) {
+ PRE_WRITE(buf, count);
+ }
+}
+
+POST_SYSCALL(getrandom)(long res, void *buf, uptr count, long flags) {
+ if (res > 0 && buf) {
+ POST_WRITE(buf, res);
+ }
+}
} // extern "C"
#undef PRE_SYSCALL