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| author | Dmitry V. Levin <ldv@strace.io> | 2021-02-03 08:00:00 +0000 |
|---|---|---|
| committer | Dmitry V. Levin <ldv@strace.io> | 2021-02-03 08:00:00 +0000 |
| commit | ecb3ed78107c851f71696df6730a15afff91ed3d (patch) | |
| tree | 0b3d2b083040fc9b08d129f80d027ff41b995059 /src/linux/x32/check_scno.c | |
| parent | c47943de06204a269e16f732e7c9c71d4284b23f (diff) | |
| download | strace-ecb3ed78107c851f71696df6730a15afff91ed3d.tar.gz | |
Move source files into src subdirectory
* src/Makefile.am: New file.
* src/.gitignore: Likewise.
* scno.am: Move into src subdirectory.
* scno.head: Likewise.
* strace-graph: Likewise.
* strace-log-merge: Likewise.
* linux/: Likewise.
* types/: Likewise.
* xlat/: Likewise.
* *.awk: Likewise.
* *.c: Likewise.
* *.h: Likewise.
* *.sh: Likewise.
* .gitignore: Update.
* Makefile.am: Update.
* bootstrap: Update.
* configure.ac: Update.
* debian/rules: Update.
* debian/strace-udeb.install: Update.
* debian/strace.examples: Update.
* debian/strace.install: Update.
* debian/strace64.install: Update.
* m4/gen_bpf_attr_m4.sh: Update.
* m4/mpers.m4: Update.
* tests/Makefile.am: Update.
* tests/init.sh: Update.
* tests/legacy_syscall_info.test: Update.
* tests/strace-log-merge-error.test: Update.
* tests/strace-log-merge-suffix.test: Update.
Diffstat (limited to 'src/linux/x32/check_scno.c')
| -rw-r--r-- | src/linux/x32/check_scno.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/linux/x32/check_scno.c b/src/linux/x32/check_scno.c new file mode 100644 index 000000000..423870128 --- /dev/null +++ b/src/linux/x32/check_scno.c @@ -0,0 +1,22 @@ +/* + * Copyright (c) 2010-2018 The strace developers. + * All rights reserved. + * + * SPDX-License-Identifier: LGPL-2.1-or-later + */ + +/* Return codes: 1 - ok, 0 - ignore, other - error. */ +static int +arch_check_scno(struct tcb *tcp) +{ + + const kernel_ulong_t scno = ptrace_sci.entry.nr; + + if (tcp->currpers == 0 && !(scno & __X32_SYSCALL_BIT)) { + error_msg("syscall_%" PRI_klu "(...) in unsupported " + "64-bit mode of process PID=%d", scno, tcp->pid); + return 0; + } + + return 1; +} |