1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM syscall_check 4 5 #define TRACE_INCLUDE_PATH trace/hooks 6 #if !defined(_TRACE_HOOK_SYSCALL_CHECK_H) || defined(TRACE_HEADER_MULTI_READ) 7 #define _TRACE_HOOK_SYSCALL_CHECK_H 8 #include <trace/hooks/vendor_hooks.h> 9 /* 10 * Following tracepoints are not exported in tracefs and provide a 11 * mechanism for vendor modules to hook and extend functionality 12 */ 13 struct file; 14 union bpf_attr; 15 16 DECLARE_HOOK(android_vh_check_mmap_file, 17 TP_PROTO(const struct file *file, unsigned long prot, 18 unsigned long flag, unsigned long ret), 19 TP_ARGS(file, prot, flag, ret)); 20 21 DECLARE_HOOK(android_vh_check_file_open, 22 TP_PROTO(const struct file *file), 23 TP_ARGS(file)); 24 25 DECLARE_HOOK(android_vh_check_bpf_syscall, 26 TP_PROTO(int cmd, const union bpf_attr *attr, unsigned int size), 27 TP_ARGS(cmd, attr, size)); 28 29 #endif /* _TRACE_HOOK_SYSCALL_CHECK_H */ 30 /* This part must be outside protection */ 31 #include <trace/define_trace.h> 32