From df0688efa326a03a22bcbc36d1900926b7b1c986 Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Mon, 7 Sep 2026 19:19:24 -0400 Subject: split syscall info into api subfolder. untyped syscalls --- sys/syscall_vtt.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) (limited to 'sys/syscall_vtt.c') diff --git a/sys/syscall_vtt.c b/sys/syscall_vtt.c index 4b58b2c..4dadd6c 100644 --- a/sys/syscall_vtt.c +++ b/sys/syscall_vtt.c @@ -9,16 +9,13 @@ s_syscall_vtt_write( size_t payload_bytes, void *payload_data) { - if(payload_bytes < sizeof(struct syscall_vtt_write)) { - kprintf("syscall_vtt_write: message is too small for this syscall!\n"); - return EOOB; - } - struct syscall_vtt_write *payload = payload_data; - if(payload_bytes < sizeof(struct syscall_vtt_write) + payload->len) { - kprintf("syscall_vtt_write: message is to small for payload! (%i vs %i)\n", - payload->len, payload_bytes); - return EOOB; - } + size_t bytes_needed = sizeof(struct syscall_generic_write); + CHECK_TOOSMALL(bytes_needed, payload_bytes, "Message is too small for this syscall!"); + + struct syscall_generic_write *payload = payload_data; + bytes_needed += payload->len * 2; + CHECK_TOOSMALL(bytes_needed, payload_bytes, "Message is too small for write buffer!"); + return vt_write(vtt, payload->data, payload->len); } -- cgit v1.2.3