Usermode/libc - Fix strchr and strrchr behavior

[tpg/acess2.git] / Kernel / syscalls.c

diff --git a/Kernel/syscalls.c b/Kernel/syscalls.c
deleted file mode 100644 (file)
index d89d6e6..0000000
--- a/Kernel/syscalls.c
+++ /dev/null
@@ -1,146 +0,0 @@
-/*
- * AcessOS Microkernel Version
- * syscalls.c
- */
-#define DEBUG  1
-
-#include <common.h>
-#include <syscalls.h>
-#include <proc.h>
-#include <errno.h>
-
-// === IMPORTS ===
-extern int     Proc_Clone(Uint *Err, Uint Flags);
-extern Uint    Proc_SendMessage(Uint *Err, Uint Dest, Uint Length, void *Data);
-extern int     Proc_GetMessage(Uint *Err, Uint *Source, void *Buffer);
-extern int     Proc_Execve(char *File, char **ArgV, char **EnvP);
-extern Uint    Binary_Load(char *file, Uint *entryPoint);
-
-// === CODE ===
-void SyscallHandler(tSyscallRegs *Regs)
-{
-       Uint    ret=0, err=0;
-       #if DEBUG
-       ENTER("iThread iNum", gCurrentThread->TID, Regs->Num);
-       if(Regs->Num < NUM_SYSCALLS)
-               LOG("Syscall %s", cSYSCALL_NAMES[Regs->Num]);
-       LOG("Arg1: 0x%x, Arg2: 0x%x, Arg3: 0x%x", Regs->Arg1, Regs->Arg2, Regs->Arg3);
-       #endif
-       switch(Regs->Num)
-       {
-       // -- Exit the current thread
-       case SYS_EXIT:  Proc_Exit();    break;
-       
-       // -- Put the current thread to sleep
-       case SYS_SLEEP: Proc_Sleep();   Log(" SyscallHandler: %i is alive", gCurrentThread->TID);       break;
-       
-       // -- Yield current timeslice
-       case SYS_YIELD: Proc_Yield();   break;
-       
-       // -- Clone the current thread
-       case SYS_CLONE:
-               // Call clone system call
-               ret = Proc_Clone(&err, Regs->Arg1);
-               // Change user stack if requested
-               if(ret == 0 && Regs->Arg2)
-                       Regs->StackPointer = Regs->Arg2;
-               break;
-       
-       // -- Send a signal
-       case SYS_KILL:
-               err = -ENOSYS;
-               ret = -1;
-               break;
-       
-       // -- Map an address
-       case SYS_MAP:   MM_Map(Regs->Arg1, Regs->Arg2); break;
-       // -- Allocate an address
-       case SYS_ALLOCATE:      ret = MM_Allocate(Regs->Arg1);  break;
-       // -- Unmap an address
-       case SYS_UNMAP:         MM_Deallocate(Regs->Arg1);      break;
-       
-       // -- Get Thread/Process IDs
-       case SYS_GETTID:        ret = gCurrentThread->TID;      break;
-       case SYS_GETPID:        ret = gCurrentThread->TGID;     break;
-       // -- Get User/Group IDs
-       case SYS_GETUID:        ret = gCurrentThread->UID;      break;
-       case SYS_GETGID:        ret = gCurrentThread->GID;      break;
-       
-       // -- Send Message
-       case SYS_SENDMSG:
-               ret = Proc_SendMessage(&err, Regs->Arg1, Regs->Arg2, (void*)Regs->Arg3);
-               break;
-       // -- Check for messages
-       case SYS_GETMSG:
-               ret = Proc_GetMessage(&err, (Uint*)Regs->Arg1, (void*)Regs->Arg2);
-               break;
-       
-       // -- Set the thread's name
-       case SYS_SETNAME:
-               // Sanity Check
-               if(!Regs->Arg1) {       ret = -1;       err = -EINVAL;  break;  }
-               // Lock Process
-               LOCK( &gCurrentThread->IsLocked );
-               // Free old name
-               if(gCurrentThread->ThreadName && (Uint)gCurrentThread->ThreadName > 0xE0800000)
-                       free(gCurrentThread->ThreadName);
-               // Change name
-               gCurrentThread->ThreadName = malloc( strlen( (char*)Regs->Arg1 ) + 1 );
-               strcpy(gCurrentThread->ThreadName, (char*)Regs->Arg1);
-               // Unlock
-               RELEASE( &gCurrentThread->IsLocked );
-               break;
-       
-       // ---
-       // Binary Control
-       // ---
-       case SYS_EXECVE:
-               ret = Proc_Execve((char*)Regs->Arg1, (char**)Regs->Arg2, (char**)Regs->Arg3);
-               break;
-       case SYS_LOADBIN:
-               ret = Binary_Load((char*)Regs->Arg1, (Uint*)Regs->Arg2);
-               break;
-       
-       // ---
-       // Virtual Filesystem
-       // ---
-       case SYS_OPEN:
-               ret = VFS_Open((char*)Regs->Arg1, Regs->Arg2 | VFS_OPENFLAG_USER);
-               break;
-       
-       case SYS_CLOSE:
-               VFS_Close( Regs->Arg1 );
-               break;
-       
-       case SYS_WRITE:
-               #if BITS < 64
-               VFS_Write( Regs->Arg1, Regs->Arg2|((Uint64)Regs->Arg3<<32), (void*)Regs->Arg4 );
-               #else
-               VFS_Write( Regs->Arg1, Regs->Arg2, (void*)Regs->Arg3 );
-               #endif
-               break;
-       
-       
-       // -- Debug
-       case SYS_DEBUG:
-               Log((char*)Regs->Arg1,
-                       Regs->Arg2, Regs->Arg3, Regs->Arg4, Regs->Arg5, Regs->Arg6);
-               break;
-       
-       // -- Default (Return Error)
-       default:
-               Warning("SyscallHandler: Unknown System Call %i", Regs->Num);
-               if(Regs->Num < NUM_SYSCALLS)
-                       Warning(" Syscall %s", cSYSCALL_NAMES[Regs->Num]);
-               err = -ENOSYS;
-               ret = -1;
-               break;
-       }
-       Regs->Return = ret;
-       Regs->Error = err;
-       #if DEBUG
-       LOG("SyscallHandler: err = %i", err);
-       LEAVE('x', ret);
-       #endif
-}
-