diff options
| author | Dmitry Vyukov <dvyukov@google.com> | 2017-09-02 13:34:24 +0200 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2017-09-02 13:44:28 +0200 |
| commit | 08c91ab698c91dc4b8fbc597c03ac1ca10eb403c (patch) | |
| tree | 25b21743f0dea4e0910c69b2c91aac8aedc6c131 /docs | |
| parent | 9c995bedad0e93426b278929ab46f5fbab130b14 (diff) | |
sys: support ptr64 type
ptr64 is like ptr, but always takes 8 bytes of space.
Needed for some APIs. Unfortunately, most of these APIs
use buffer type, so we can't use ptr64 immidiately.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/syscall_descriptions_syntax.md | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/docs/syscall_descriptions_syntax.md b/docs/syscall_descriptions_syntax.md index 4376dbd16..5bd20ebe2 100644 --- a/docs/syscall_descriptions_syntax.md +++ b/docs/syscall_descriptions_syntax.md @@ -30,8 +30,9 @@ rest of the type-options are type-specific: reference to flags description (see below) "array": a variable/fixed-length array, type-options: type of elements, optional size (fixed "5", or ranged "5:10", boundaries inclusive) -"ptr": a pointer to an object, type-options: +"ptr"/"ptr64": a pointer to an object, type-options: type of the object; direction (in/out/inout) + ptr64 has size of 8 bytes regardless of target pointer size "buffer": a pointer to a memory buffer (like read/write buffer argument), type-options: direction (in/out/inout) "string": a zero-terminated memory buffer (no pointer indirection implied), type-options: |