tests: test uid_wrapper_syscall_{valid,va} interaction using swrap_fake_uid_wrapper.so

[socket_wrapper.git] / tests / swrap_fake_uid_wrapper.c

diff --git a/tests/swrap_fake_uid_wrapper.c b/tests/swrap_fake_uid_wrapper.c
new file mode 100644 (file)
index 0000000..286d7ad
--- /dev/null
+++ b/tests/swrap_fake_uid_wrapper.c
@@ -0,0 +1,44 @@
+#include "config.h"
+
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <cmocka.h>
+
+#include <stdbool.h>
+#include <string.h>
+#include <sys/time.h>
+#include <unistd.h>
+#include <errno.h>
+
+#ifdef HAVE_SYS_SYSCALL_H
+#include <sys/syscall.h>
+#endif
+#ifdef HAVE_SYSCALL_H
+#include <syscall.h>
+#endif
+
+#include "swrap_fake_uid_wrapper.h"
+
+/* simulate uid_wrapper hooks */
+bool uid_wrapper_syscall_valid(long int sysno)
+{
+       if (sysno == __FAKE_UID_WRAPPER_SYSCALL_NO) {
+               return true;
+       }
+
+       return false;
+}
+
+long int uid_wrapper_syscall_va(long int sysno, va_list va)
+{
+       (void) va; /* unused */
+
+       if (sysno == __FAKE_UID_WRAPPER_SYSCALL_NO) {
+               errno = 0;
+               return __FAKE_UID_WRAPPER_SYSCALL_RC;
+       }
+
+       errno = ENOSYS;
+       return -1;
+}