Changing syscall interface to jump to KUSER_CODE, allowing use

[tpg/acess2.git] / Usermode / Libraries / libacess.so_src / syscalls.inc.asm

diff --git a/Usermode/Libraries/libacess.so_src/syscalls.inc.asm b/Usermode/Libraries/libacess.so_src/syscalls.inc.asm
index fc0b9c0..8e4e26a 100644 (file)
--- a/Usermode/Libraries/libacess.so_src/syscalls.inc.asm
+++ b/Usermode/Libraries/libacess.so_src/syscalls.inc.asm
@@ -4,13 +4,15 @@
 
 %include "../../../Kernel/include/syscalls.inc.asm"
 
+SYSCALL_JUMP equ       0xCFFF0000
+
 ; System Call - No Arguments
 %macro SYSCALL0        2
 [global %1:func]
 %1:
        push ebx
        mov eax, %2
-       int 0xAC
+       jmp SYSCALL_JUMP
        mov [_errno], ebx
        pop ebx
        ret
@@ -25,7 +27,7 @@
        push ebx
        mov eax, %2
        mov ebx, [ebp+8]
-       int 0xAC
+       jmp SYSCALL_JUMP
        mov [_errno], ebx
        pop ebx
        pop ebp
@@ -42,7 +44,7 @@
        mov eax, %2
        mov ebx, [ebp+8]
        mov ecx, [ebp+12]
-       int 0xAC
+       jmp SYSCALL_JUMP
        mov [_errno], ebx
        pop ebx
        pop ebp
@@ -60,7 +62,7 @@
        mov ebx, [ebp+8]
        mov ecx, [ebp+12]
        mov edx, [ebp+16]
-       int 0xAC
+       jmp SYSCALL_JUMP
        mov [_errno], ebx
        pop ebx
        pop ebp
@@ -80,8 +82,57 @@
        mov ecx, [ebp+12]
        mov edx, [ebp+16]
        mov edi, [ebp+20]
-       int 0xAC
+       jmp SYSCALL_JUMP
+       mov [_errno], ebx
+       pop edi
+       pop ebx
+       pop ebp
+       ret
+%endmacro
+
+; System Call - 5 Arguments
+%macro SYSCALL5        2
+[global %1:func]
+%1:
+       push ebp
+       mov ebp, esp
+       push ebx
+       push edi
+       push esi
+       mov eax, %2
+       mov ebx, [ebp+8]
+       mov ecx, [ebp+12]
+       mov edx, [ebp+16]
+       mov edi, [ebp+20]
+       mov esi, [ebp+24]
+       jmp SYSCALL_JUMP
+       mov [_errno], ebx
+       pop esi
+       pop edi
+       pop ebx
+       pop ebp
+       ret
+%endmacro
+
+; System Call - 6 Arguments
+%macro SYSCALL6        2
+[global %1:func]
+%1:
+       push ebp
+       mov ebp, esp
+       push ebx
+       push edi
+       push esi
+       mov eax, %2
+       mov ebx, [ebp+8]
+       mov ecx, [ebp+12]
+       mov edx, [ebp+16]
+       mov edi, [ebp+20]
+       mov esi, [ebp+24]
+       mov ebp, [ebp+28]
+       jmp SYSCALL_JUMP
        mov [_errno], ebx
+       pop esi
        pop edi
        pop ebx
        pop ebp