add docs for syscalls. make syscall code kind-of cleaner

1 files changed, 7 insertions, 13 deletions

diff --git a/sys/syscall_vtt.c b/sys/syscall_vtt.c
index 4dadd6c..dad05ba 100644
--- a/sys/syscall_vtt.c
+++ b/sys/syscall_vtt.c
@@ -20,20 +20,14 @@ s_syscall_vtt_write(
 }
 
 int
-_syscall_handle_vtt(
-        jove_owned_obj_t *pcb_obj,
-        jove_owned_obj_t *objdir,
-        jove_owned_obj_t *message_obj,
-        jove_owned_obj_t *target_obj,
-        struct syscall_header *header,
-        size_t bytes_left,
-        void *payload_data)
+_syscall_handle_vtt(syscall_context_t *ctx)
 {
-    switch(header->callid) {
-        case 0:
-            return s_syscall_vtt_write(target_obj, bytes_left, payload_data);
+
+    switch(ctx->header->callid) {
+        case SYSCALL_VTT_WRITE:
+            return s_syscall_vtt_write(ctx->target.obj, ctx->bytes_left, ctx->payload);
         default:
-            kprintf("syscall_vtt: vtt object does not support syscall %i\n", header->callid);
-            return EOOB;
+            klogf("vtt object does not support syscall %i\n", ctx->header->callid);
+            return -EBADCALL;
     }
 }