diff options
Diffstat (limited to 'include/user/syscall-trace.h')
| -rw-r--r-- | include/user/syscall-trace.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/user/syscall-trace.h b/include/user/syscall-trace.h new file mode 100644 index 000000000..614cfacfa --- /dev/null +++ b/include/user/syscall-trace.h @@ -0,0 +1,42 @@ +/* + * Common System Call Tracing Wrappers for *-user + * + * Copyright (c) 2019 Linaro + * Written by Alex Bennée <alex.bennee@linaro.org> + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef SYSCALL_TRACE_H +#define SYSCALL_TRACE_H + +#include "trace/trace-root.h" + +/* + * These helpers just provide a common place for the various + * subsystems that want to track syscalls to put their hooks in. We + * could potentially unify the -strace code here as well. + */ + +static inline void record_syscall_start(void *cpu, int num, + abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6, + abi_long arg7, abi_long arg8) +{ + trace_guest_user_syscall(cpu, num, + arg1, arg2, arg3, arg4, + arg5, arg6, arg7, arg8); + qemu_plugin_vcpu_syscall(cpu, num, + arg1, arg2, arg3, arg4, + arg5, arg6, arg7, arg8); +} + +static inline void record_syscall_return(void *cpu, int num, abi_long ret) +{ + trace_guest_user_syscall_ret(cpu, num, ret); + qemu_plugin_vcpu_syscall_ret(cpu, num, ret); +} + + +#endif /* _SYSCALL_TRACE_H_ */ |