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9897 483 d 0 h dunkaist /kernel/trunk/ [kernel] Fix reading from empty board buffer (sf63.2)

Syscall 63.2, reading from the board buffer, was overwriting registers
edx and ebp when the buffer was empty. Now it sets eax and ebx according
to the kernel API.

Because of this ancient bug BOARD checks the status of sf63.2 syscall
this way:
mcall 63, 2
cmp ebx, 1
jne no_data
; when the buffer is empty, ebx is untouched, i.e. still 2, haha
; edx and ebp are destroyed, the code is lucky not to use them

By the way, the bug was found using umka tool.
 
/kernel/trunk/kernel.asm
9831 721 d 13 h dunkaist /kernel/trunk/ Rename fields in SYSCALL_STACK struct: _eax -> eax, etc  
/kernel/trunk/const.inc
/kernel/trunk/core/memory.inc
/kernel/trunk/core/sys32.inc
/kernel/trunk/gui/mouse.inc
/kernel/trunk/kernel.asm
/kernel/trunk/posix/futex.inc
/kernel/trunk/posix/pipe.inc
/kernel/trunk/posix/posix.inc
9828 723 d 4 h Doczom /kernel/trunk/ KERNEL: reducing the use of current_slot_idx  
/kernel/trunk/core/dll.inc
/kernel/trunk/core/heap.inc
/kernel/trunk/core/sys32.inc
/kernel/trunk/core/v86.inc
/kernel/trunk/fs/iso9660.inc
/kernel/trunk/gui/mouse.inc
/kernel/trunk/hid/keyboard.inc
/kernel/trunk/kernel.asm
/kernel/trunk/video/cursors.inc
9823 726 d 20 h dunkaist /kernel/trunk/ [kernel] Add is_string_userspace func, like is_region_userspace  
/kernel/trunk/core/dll.inc
/kernel/trunk/core/memory.inc
/kernel/trunk/kernel.asm
9743 799 d 11 h Doczom /kernel/trunk/ fix bug in free group of port(46 sysf) in deleting thread  
/kernel/trunk/core/sys32.inc
/kernel/trunk/kernel.asm
9742 800 d 23 h Doczom /kernel/trunk/ small update 46 system function(no tested!)  
/kernel/trunk/core/sys32.inc
/kernel/trunk/kernel.asm
9715 834 d 10 h Doczom /kernel/trunk/ small update copyright year in kernel  
/kernel/trunk/const.inc
/kernel/trunk/core/apic.inc
/kernel/trunk/core/clipboard.inc
/kernel/trunk/core/conf_lib-sp.inc
/kernel/trunk/core/conf_lib.inc
/kernel/trunk/core/debug.inc
/kernel/trunk/core/dll.inc
/kernel/trunk/core/export.inc
/kernel/trunk/core/exports.inc
/kernel/trunk/core/ext_lib.inc
/kernel/trunk/core/fpu.inc
/kernel/trunk/core/heap.inc
/kernel/trunk/core/hpet.inc
/kernel/trunk/core/irq.inc
/kernel/trunk/core/malloc.inc
/kernel/trunk/core/memory.inc
/kernel/trunk/core/mtrr.inc
/kernel/trunk/core/peload.inc
/kernel/trunk/core/sched.inc
/kernel/trunk/core/slab.inc
/kernel/trunk/core/string.inc
/kernel/trunk/core/sync.inc
/kernel/trunk/core/sys32-sp.inc
/kernel/trunk/core/sys32.inc
/kernel/trunk/core/syscall.inc
/kernel/trunk/core/taskman.inc
/kernel/trunk/core/test_malloc.asm
/kernel/trunk/core/timers.inc
/kernel/trunk/core/v86.inc
/kernel/trunk/crc.inc
/kernel/trunk/data16.inc
/kernel/trunk/data32.inc
/kernel/trunk/data32et.inc
/kernel/trunk/data32sp.inc
/kernel/trunk/docs/events_subsystem.ru.txt
/kernel/trunk/docs/events_subsystem.txt
/kernel/trunk/encoding.inc
/kernel/trunk/fdo.inc
/kernel/trunk/hid/keyboard.inc
/kernel/trunk/hid/mousedrv.inc
/kernel/trunk/hid/set_dtc.inc
/kernel/trunk/imports.inc
/kernel/trunk/init.inc
/kernel/trunk/kernel.asm
/kernel/trunk/kernel32.inc
/kernel/trunk/kernelsp.inc
/kernel/trunk/kglobals.inc
/kernel/trunk/macros.inc
/kernel/trunk/memmap.inc
/kernel/trunk/posix/futex.inc
/kernel/trunk/posix/pipe.inc
/kernel/trunk/posix/posix.inc
/kernel/trunk/sound/playnote.inc
/kernel/trunk/unicode.inc
/kernel/trunk/unpacker.inc
/kernel/trunk/video/blitter.inc
/kernel/trunk/video/cursors.inc
/kernel/trunk/video/framebuffer.inc
/kernel/trunk/video/vesa12.inc
/kernel/trunk/video/vesa20.inc
/kernel/trunk/video/vga.inc
9710 837 d 9 h Doczom /kernel/trunk/ delete APPDATA.mem_start  
/kernel/trunk/const.inc
/kernel/trunk/core/taskman.inc
/kernel/trunk/kernel.asm
9709 837 d 11 h Doczom /kernel/trunk/ delete TASKDATA  
/kernel/trunk/const.inc
/kernel/trunk/core/debug.inc
/kernel/trunk/core/sched.inc
/kernel/trunk/core/sync.inc
/kernel/trunk/core/sys32.inc
/kernel/trunk/core/taskman.inc
/kernel/trunk/core/v86.inc
/kernel/trunk/gui/button.inc
/kernel/trunk/gui/event.inc
/kernel/trunk/gui/mouse.inc
/kernel/trunk/gui/window.inc
/kernel/trunk/kernel.asm
/kernel/trunk/network/socket.inc
/kernel/trunk/posix/futex.inc
/kernel/trunk/posix/pipe.inc
/kernel/trunk/video/vesa12.inc
/kernel/trunk/video/vga.inc
9692 840 d 7 h Doczom /kernel/trunk/ replacing TASK DATA.pid with APPDATA.tid  
/kernel/trunk/build.bat
/kernel/trunk/core/dll.inc
/kernel/trunk/core/heap.inc
/kernel/trunk/core/memory.inc
/kernel/trunk/core/sys32.inc
/kernel/trunk/core/taskman.inc
/kernel/trunk/fs/iso9660.inc
/kernel/trunk/gui/event.inc
/kernel/trunk/kernel.asm
/kernel/trunk/network/socket.inc
/kernel/trunk/video/cursors.inc
9614 866 d 7 h Doczom /kernel/trunk/ replacing TASKDATA.event_mask with APPDATA.event_mask and cleared code  
/kernel/trunk/core/taskman.inc
/kernel/trunk/gui/event.inc
/kernel/trunk/kernel.asm
9613 866 d 17 h Doczom /kernel/trunk/ add APPDATA.state for delete TASKDATA  
/kernel/trunk/core/taskman.inc
/kernel/trunk/gui/event.inc
/kernel/trunk/kernel.asm
9612 867 d 5 h Doczom /kernel/trunk/ add APPDATA.state for delete TASKDATA  
/kernel/trunk/hid/set_dtc.inc
/kernel/trunk/kernel.asm
9608 867 d 11 h Doczom /kernel/trunk/ add APPDATA.wnd_number  
/kernel/trunk/const.inc
/kernel/trunk/core/taskman.inc
/kernel/trunk/kernel.asm
9605 868 d 16 h Doczom /kernel/trunk/ replacing TASKDATA.mem_start with APPDATA.memstart  
/kernel/trunk/core/taskman.inc
/kernel/trunk/kernel.asm
9592 870 d 2 h Doczom /kernel/trunk/ fix cpu_usage  
/kernel/trunk/kernel.asm
9591 870 d 5 h Doczom /kernel/trunk/ fix cpu_usage  
/kernel/trunk/core/sched.inc
/kernel/trunk/kernel.asm
9590 870 d 6 h Doczom /kernel/trunk/ replacing TASKDATA.cpu_usage with APPDATA.cpu_usage  
/kernel/trunk/core/sched.inc
/kernel/trunk/kernel.asm
9571 873 d 9 h Doczom /kernel/trunk/ add 3 constants  
/kernel/trunk/bus/usb/init.inc
/kernel/trunk/kernel.asm
9514 880 d 12 h rgimad /kernel/trunk/ [KERNEL] - removed commented outdated read_floppy_file function
- removed setmouse function that doesnt do anything
- redmousepos moved from kernel.asm to gui/mouse.inc
- small style fixes
 
/kernel/trunk/gui/mouse.inc
/kernel/trunk/kernel.asm

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