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kernel: set maximum length of a stored application path name to 1023 bytes

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git-svn-id: svn://kolibrios.org@6338 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2016-03-13 10:30:38 +00:00
parent 8bb7273e0f
commit 22e9386a23
2 changed files with 32 additions and 7 deletions
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18
kernel/trunk/core/taskman.inc
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@ -870,23 +870,35 @@ common_app_entry:
.copy_full_path: .copy_full_path:
mov esi, [current_slot] mov esi, [current_slot]
mov esi, [esi+APPDATA.cur_dir] mov esi, [esi+APPDATA.cur_dir]
mov ebx, 1023
mov al, '/' mov al, '/'
stosb stosb
@@:
.copy_path:
dec ebx
jz .finish_path
lodsb lodsb
stosb stosb
test al, al test al, al
jnz @B jnz .copy_path
mov byte [edi-1], '/' mov byte [edi-1], '/'
cmp ecx, ebx
jbe @F
mov ecx, ebx
@@:
lea esi, [ebp+sizeof.APP_HDR] lea esi, [ebp+sizeof.APP_HDR]
xor eax, eax xor eax, eax
rep movsb rep movsb
stosb stosb
jmp .check_cmdline jmp .check_cmdline
.copy_filename: .finish_path:
xor eax, eax
stosb
jmp .check_cmdline
.copy_filename:
cmp byte [esi], '/' cmp byte [esi], '/'
jne .copy_full_path jne .copy_full_path

13
kernel/trunk/fs/fs_lfn.inc
View File

@ -135,6 +135,19 @@ file_system_lfn:
lodsb lodsb
@@: @@:
lea ebp, [esi-1] lea ebp, [esi-1]
if 0
cmp [ebx], dword 0
jne @F
DEBUGF 1,'read file %s\n',ebp
jmp .1
@@:
cmp [ebx], dword 5
jne @F
DEBUGF 1,'get file attributes %s\n',ebp
@@:
.1:
end if
cmp dword [ebx], 7 cmp dword [ebx], 7
jne @F jne @F
mov edx, [ebx+4] mov edx, [ebx+4]