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Begin defining the process/thread api

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This commit is contained in:
Drew Galbraith 2023-06-06 15:01:31 -07:00
parent e3661e7848
commit a092a57483
6 changed files with 31 additions and 18 deletions
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10
zion/syscall/syscall.cpp
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@ -3,7 +3,6 @@
#include <stdint.h>
#include "debug/debug.h"
#include "include/cap_types.h"
#include "include/zcall.h"
#include "include/zerrors.h"
#include "loader/elf_loader.h"
@ -58,7 +57,7 @@ void InitSyscall() {
SetMSR(LSTAR, reinterpret_cast<uint64_t>(syscall_enter));
}
uint64_t ProcessSpawn(ZProcessSpawnReq* req) {
uint64_t ProcessSpawnElf(ZProcessSpawnElfReq* req) {
auto& curr_proc = gScheduler->CurrentProcess();
auto cap = curr_proc.GetCapability(req->cap_id);
if (cap.empty()) {
@ -68,7 +67,7 @@ uint64_t ProcessSpawn(ZProcessSpawnReq* req) {
return ZE_INVALID;
}
if (!cap->HasPermissions(ZC_PROC_SPAWN_CHILD)) {
if (!cap->HasPermissions(ZC_PROC_SPAWN_PROC)) {
return ZE_DENIED;
}
dbgln("Proc spawn: %u:%u", req->elf_base, req->elf_size);
@ -82,7 +81,8 @@ uint64_t ProcessSpawn(ZProcessSpawnReq* req) {
extern "C" uint64_t SyscallHandler(uint64_t call_id, char* message) {
Thread& thread = gScheduler->CurrentThread();
switch (call_id) {
case Z_THREAD_EXIT:
case Z_PROCESS_EXIT:
// FIXME: kill process here.
thread.Exit();
panic("Returned from thread exit");
break;
@ -90,7 +90,7 @@ extern "C" uint64_t SyscallHandler(uint64_t call_id, char* message) {
dbgln("[Debug] %s", message);
break;
case Z_PROCESS_SPAWN:
return ProcessSpawn(reinterpret_cast<ZProcessSpawnReq*>(message));
return ProcessSpawnElf(reinterpret_cast<ZProcessSpawnElfReq*>(message));
default:
panic("Unhandled syscall number: %u", call_id);
}