| 949,54 → 949,73 |
|---|
| |
| sys_IPC: |
| ;input: |
| ; eax=1 - set ipc buffer area |
| ; ebx=address of buffer |
| ; ecx=size of buffer |
| ; ebx=1 - set ipc buffer area |
| ; ecx=address of buffer |
| ; edx=size of buffer |
| ; eax=2 - send message |
| ; ebx=PID |
| ; ecx=address of message |
| ; edx=size of message |
| |
| cmp eax,1 |
| jne @f |
| call set_ipc_buff |
| mov [esp+36], eax |
| ret |
| @@: |
| cmp eax, 2 |
| jne @f |
| stdcall sys_ipc_send, ebx, ecx, edx |
| mov [esp+36], eax |
| ret |
| @@: |
| xor eax, eax |
| not eax |
| mov [esp+36], eax |
| ret |
| dec ebx |
| jnz @f |
| |
| align 4 |
| proc set_ipc_buff |
| |
| mov eax,[current_slot] |
| pushf |
| cli |
| mov [eax+APPDATA.ipc_start],ebx ;set fields in extended information area |
| mov [eax+APPDATA.ipc_size],ecx |
| mov [eax+APPDATA.ipc_start],ecx ;set fields in extended information area |
| mov [eax+APPDATA.ipc_size],edx |
| |
| add ecx, ebx |
| add ecx, 4095 |
| and ecx, not 4095 |
| add edx, ecx |
| add edx, 4095 |
| and edx, not 4095 |
| |
| .touch: mov eax, [ebx] |
| add ebx, 0x1000 |
| cmp ebx, ecx |
| .touch: mov eax, [ecx] |
| add ecx, 0x1000 |
| cmp ecx, edx |
| jb .touch |
| |
| popf |
| xor eax, eax |
| mov [esp+32], ebx ;ebx=0 |
| ret |
| endp |
| |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| ;2 |
| @@: |
| dec ebx |
| jnz @f |
| |
| stdcall sys_ipc_send, ecx, edx, esi |
| mov [esp+32], eax |
| ret |
| @@: |
| or eax,-1 |
| mov [esp+32], eax |
| ret |
| |
| ;align 4 |
| ;proc set_ipc_buff |
| |
| ; mov eax,[current_slot] |
| ; pushf |
| ; cli |
| ; mov [eax+APPDATA.ipc_start],ebx ;set fields in extended information area |
| ; mov [eax+APPDATA.ipc_size],ecx |
| ; |
| ; add ecx, ebx |
| ; add ecx, 4095 |
| ; and ecx, not 4095 |
| ; |
| ;.touch: mov eax, [ebx] |
| ; add ebx, 0x1000 |
| ; cmp ebx, ecx |
| ; jb .touch |
| ; |
| ; popf |
| ; xor eax, eax |
| ; ret |
| ;endp |
| |
| proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword |
| locals |
| dst_slot dd ? |