diff options
| author | David Carlier <devnexen@gmail.com> | 2018-12-17 20:57:06 +0000 |
|---|---|---|
| committer | David Carlier <devnexen@gmail.com> | 2018-12-17 20:57:06 +0000 |
| commit | dda1670dd59a62d487d2c3ab6a3e921afaa78f74 (patch) | |
| tree | 822c3e1684f55838e1c3f8f583ff2991aec7db78 /lib/sanitizer_common/sanitizer_common_interceptors.inc | |
| parent | 79d385b5c873f8e92bdc3f554ecd380eb18d1bcd (diff) | |
| download | compiler-rt-dda1670dd59a62d487d2c3ab6a3e921afaa78f74.tar.gz | |
[Sanitizer] capsicum variadic api subset
Reviewers: markj, vitalybuka
Reviewed By: markj
Differential Revision: https://reviews.llvm.org/D55714
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@349392 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/sanitizer_common_interceptors.inc')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_common_interceptors.inc | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/lib/sanitizer_common/sanitizer_common_interceptors.inc b/lib/sanitizer_common/sanitizer_common_interceptors.inc index 36d5f9c9f..09fd17ef6 100644 --- a/lib/sanitizer_common/sanitizer_common_interceptors.inc +++ b/lib/sanitizer_common/sanitizer_common_interceptors.inc @@ -7844,6 +7844,74 @@ INTERCEPTOR(UINTMAX_T, strtou, const char *nptr, char **endptr, int base, #endif #if SANITIZER_INTERCEPT_CAPSICUM +#define CAP_RIGHTS_INIT_INTERCEPTOR(cap_rights_init, rights, ...) \ + { \ + void *ctx; \ + COMMON_INTERCEPTOR_ENTER(ctx, cap_rights_init, rights, ##__VA_ARGS__); \ + if (rights) \ + COMMON_INTERCEPTOR_READ_RANGE(ctx, rights, sizeof(*rights)); \ + __sanitizer_cap_rights_t *ret = \ + REAL(cap_rights_init)(rights, ##__VA_ARGS__); \ + if (ret) \ + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, ret, sizeof(*ret)); \ + return ret; \ + } + +#define CAP_RIGHTS_SET_INTERCEPTOR(cap_rights_set, rights, ...) \ + { \ + void *ctx; \ + COMMON_INTERCEPTOR_ENTER(ctx, cap_rights_set, rights, ##__VA_ARGS__); \ + if (rights) \ + COMMON_INTERCEPTOR_READ_RANGE(ctx, rights, sizeof(*rights)); \ + __sanitizer_cap_rights_t *ret = \ + REAL(cap_rights_set)(rights, ##__VA_ARGS__); \ + if (ret) \ + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, ret, sizeof(*ret)); \ + return ret; \ + } + +#define CAP_RIGHTS_CLEAR_INTERCEPTOR(cap_rights_clear, rights, ...) \ + { \ + void *ctx; \ + COMMON_INTERCEPTOR_ENTER(ctx, cap_rights_clear, rights, ##__VA_ARGS__); \ + if (rights) \ + COMMON_INTERCEPTOR_READ_RANGE(ctx, rights, sizeof(*rights)); \ + __sanitizer_cap_rights_t *ret = \ + REAL(cap_rights_clear)(rights, ##__VA_ARGS__); \ + if (ret) \ + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, ret, sizeof(*ret)); \ + return ret; \ + } + +#define CAP_RIGHTS_IS_SET_INTERCEPTOR(cap_rights_is_set, rights, ...) \ + { \ + void *ctx; \ + COMMON_INTERCEPTOR_ENTER(ctx, cap_rights_is_set, rights, ##__VA_ARGS__); \ + if (rights) \ + COMMON_INTERCEPTOR_READ_RANGE(ctx, rights, sizeof(*rights)); \ + return REAL(cap_rights_is_set)(rights, ##__VA_ARGS__); \ + } + +INTERCEPTOR(__sanitizer_cap_rights_t *, cap_rights_init, + __sanitizer_cap_rights_t *rights) { + CAP_RIGHTS_INIT_INTERCEPTOR(cap_rights_init, rights); +} + +INTERCEPTOR(__sanitizer_cap_rights_t *, cap_rights_set, + __sanitizer_cap_rights_t *rights) { + CAP_RIGHTS_SET_INTERCEPTOR(cap_rights_set, rights); +} + +INTERCEPTOR(__sanitizer_cap_rights_t *, cap_rights_clear, + __sanitizer_cap_rights_t *rights) { + CAP_RIGHTS_CLEAR_INTERCEPTOR(cap_rights_clear, rights); +} + +INTERCEPTOR(bool, cap_rights_is_set, + __sanitizer_cap_rights_t *rights) { + CAP_RIGHTS_IS_SET_INTERCEPTOR(cap_rights_is_set, rights); +} + INTERCEPTOR(int, cap_rights_limit, int fd, const __sanitizer_cap_rights_t *rights) { void *ctx; @@ -7932,6 +8000,10 @@ INTERCEPTOR(int, cap_ioctls_get, int fd, uptr *cmds, SIZE_T maxcmds) { return ret; } #define INIT_CAPSICUM \ + COMMON_INTERCEPT_FUNCTION(cap_rights_init); \ + COMMON_INTERCEPT_FUNCTION(cap_rights_set); \ + COMMON_INTERCEPT_FUNCTION(cap_rights_clear); \ + COMMON_INTERCEPT_FUNCTION(cap_rights_is_set); \ COMMON_INTERCEPT_FUNCTION(cap_rights_get); \ COMMON_INTERCEPT_FUNCTION(cap_rights_limit); \ COMMON_INTERCEPT_FUNCTION(cap_rights_contains); \ |