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| author | Jon Santmyer <jon@jonsantmyer.com> | 2026-10-03 12:56:27 -0400 |
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| committer | Jon Santmyer <jon@jonsantmyer.com> | 2026-10-03 12:56:27 -0400 |
| commit | 153ac5fa0b8c4d178bf7590f0344612c6c3eaa70 (patch) | |
| tree | 5849f36c0c97ebc90148e772ce549c615b7ea44a /doc | |
| parent | 2497a94013261d6fa9159b9c6e94abe6f2d4fd9e (diff) | |
| download | jove-kernel-153ac5fa0b8c4d178bf7590f0344612c6c3eaa70.tar.gz jove-kernel-153ac5fa0b8c4d178bf7590f0344612c6c3eaa70.tar.bz2 jove-kernel-153ac5fa0b8c4d178bf7590f0344612c6c3eaa70.zip | |
add SYSCALL_MESSAGE_SIZE
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/syscall.md | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/syscall.md b/doc/syscall.md index 3bfa00b..5a3d1e7 100644 --- a/doc/syscall.md +++ b/doc/syscall.md @@ -314,3 +314,14 @@ If the read size + starting index > file size, the kernel will return `-EOOB`. If the message is too small for the read bytes, the kernel will return `-ETOOBIG`. Successful reading returns `0`. + + +### JOVE_OBJ_MESSAGE + +| Syscall | Target Permissions | +|----------------------|--------------------| +| SYSCALL_MESSAGE_SIZE | JOVE_PERM_READ | + +#### SYSCALL_MESSAGE_SIZE + +Returns the size of the message object in bytes. |