From f9f1eb0d75a108385d613cbaee0d7cebb5559bec Mon Sep 17 00:00:00 2001 From: pathoswithin Date: Fri, 9 Dec 2016 09:48:32 +0000 Subject: [PATCH] preparation git-svn-id: svn://kolibrios.org@6792 a494cfbc-eb01-0410-851d-a64ba20cac60 --- kernel/trunk/core/dll.inc | 10 ++- kernel/trunk/core/memory.inc | 16 +---- kernel/trunk/core/taskman.inc | 32 ++++----- kernel/trunk/fs/fs_lfn.inc | 129 ++++++++++++++++------------------ 4 files changed, 85 insertions(+), 102 deletions(-) diff --git a/kernel/trunk/core/dll.inc b/kernel/trunk/core/dll.inc index 989d66ca5f..5811e648d8 100644 --- a/kernel/trunk/core/dll.inc +++ b/kernel/trunk/core/dll.inc @@ -899,7 +899,7 @@ coff_get_align: ret align 4 -proc load_library stdcall, file_name:dword +proc load_library stdcall, file_name:dword, encoding:dword locals fullname dd ? fileinfo rb 40 @@ -910,8 +910,12 @@ proc load_library stdcall, file_name:dword ; resolve file name stdcall kernel_alloc, maxPathLength mov [fullname], eax - mov ebx, [file_name] - stdcall get_full_file_name, eax, maxPathLength + mov edi, eax + mov esi, [file_name] + mov eax, [encoding] + push ebp + call getFullPath + pop ebp test eax, eax jz .fail ; scan for required DLL in list of already loaded for this process, diff --git a/kernel/trunk/core/memory.inc b/kernel/trunk/core/memory.inc index 653b1e52a1..9b456e0f76 100644 --- a/kernel/trunk/core/memory.inc +++ b/kernel/trunk/core/memory.inc @@ -1101,13 +1101,11 @@ align 4 f68: cmp ebx, 4 jbe sys_sheduler - cmp ebx, 11 jb undefined_syscall - cmp ebx, 27 ja undefined_syscall - + xor eax, eax jmp dword [f68call+ebx*4-11*4] .11: call init_heap @@ -1143,7 +1141,7 @@ f68: .19: cmp ecx, OS_BASE jae .fail - stdcall load_library, ecx + stdcall load_library, ecx, eax mov [esp+SYSCALL_STACK._eax], eax ret .20: @@ -1155,26 +1153,21 @@ f68: .21: cmp ecx, OS_BASE jae .fail - cmp edx, OS_BASE jae .fail - stdcall load_pe_driver, ecx, edx mov [esp+SYSCALL_STACK._eax], eax ret .22: cmp ecx, OS_BASE jae .fail - stdcall shmem_open, ecx, edx, esi mov [esp+SYSCALL_STACK._edx], edx mov [esp+SYSCALL_STACK._eax], eax ret - .23: cmp ecx, OS_BASE jae .fail - stdcall shmem_close, ecx mov [esp+SYSCALL_STACK._eax], eax ret @@ -1195,27 +1188,22 @@ f68: bts [eax+APPDATA.except_mask], ecx @@: ret - .26: stdcall user_unmap, ecx, edx, esi mov [esp+SYSCALL_STACK._eax], eax ret - .27: cmp ecx, OS_BASE jae .fail - stdcall load_file_umode, ecx mov [esp+SYSCALL_STACK._edx], edx mov [esp+SYSCALL_STACK._eax], eax ret .fail: - xor eax, eax mov [esp+SYSCALL_STACK._eax], eax ret - align 4 f68call: ; keep this table closer to main code diff --git a/kernel/trunk/core/taskman.inc b/kernel/trunk/core/taskman.inc index 08a0eb6c84..c4c34c3bbf 100644 --- a/kernel/trunk/core/taskman.inc +++ b/kernel/trunk/core/taskman.inc @@ -66,11 +66,19 @@ _strnlen: fs_execute_from_sysdir: xor ebx, ebx fs_execute_from_sysdir_param: + stdcall kernel_alloc, maxPathLength + push eax ebx + mov esi, ebp + mov edi, eax + xor eax, eax + call getFullPath + pop ecx ebx xor edx, edx proc fs_execute -; ebx - cmdline -; edx - flags -; ebp - full filename +; edx = flags +; ecx -> cmdline +; ebx -> absolute file path +; eax = string length locals cmdline rd 1 flags rd 1 @@ -91,16 +99,13 @@ proc fs_execute endl mov [flags], edx - mov [cmdline], ebx - stdcall kernel_alloc, maxPathLength - mov [path_string], eax - mov ebx, [ebp] - stdcall get_full_file_name, eax, maxPathLength + mov [cmdline], ecx + mov [path_string], ebx + mov [filename_size], eax + mov esi, -ERROR_FILE_NOT_FOUND test eax, eax jz .err_file - - stdcall load_file, [path_string] - mov esi, -ERROR_FILE_NOT_FOUND + stdcall load_file, ebx test eax, eax jz .err_file @@ -141,7 +146,6 @@ proc fs_execute jz @f stosb loop @b - @@: mov edi, [cmdline] xor eax, eax @@ -169,10 +173,6 @@ proc fs_execute lea edx, [ebx+APPDATA.list] lea ecx, [eax+PROC.thr_list] list_add_tail edx, ecx - mov edi, [path_string] - mov ecx, maxPathLength - call _strnlen - mov [filename_size], eax mov eax, [cmdline_size] add eax, sizeof.APP_HDR stdcall kernel_alloc, eax diff --git a/kernel/trunk/fs/fs_lfn.inc b/kernel/trunk/fs/fs_lfn.inc index 205b2d82fb..d6a81bf0d1 100644 --- a/kernel/trunk/fs/fs_lfn.inc +++ b/kernel/trunk/fs/fs_lfn.inc @@ -40,17 +40,6 @@ file_system_lfn_protected: file_system_lfn: ; in: ebx -> parameter structure -; operation codes: -; 0 = read file -; 1 = read folder -; 2 = create/rewrite file -; 3 = write/append to file -; 4 = set file end -; 5 = get file info -; 6 = set file info -; start application -; 8 = delete file/folder -; 9 = create folder lea ebp, [ebx+20] cmp byte [ebp], 0 jnz @f @@ -69,23 +58,25 @@ file_system_lfn: cmp word [ebp+3], 0 jz .rootdir @@: + stdcall kernel_alloc, maxPathLength + push eax ebx + xchg eax, edi + mov esi, ebp + xor eax, eax + call getFullPath + pop ebx ebp + test eax, eax + jz .notfound cmp dword[ebx], 7 ; start application jnz @f mov edx, [ebx+4] - mov ebx, [ebx+8] - call fs_execute ; ebp, ebx, edx + mov ecx, [ebx+8] + mov ebx, ebp + call fs_execute mov [image_of_eax], eax ret @@: - stdcall kernel_alloc, maxPathLength - push ebx - mov ebx, ebp - mov ebp, eax - stdcall get_full_file_name, eax, maxPathLength - pop ebx - test eax, eax - jz .notfound lea esi, [ebp+2] mov ax, [esi] or ax, 2020h @@ -491,40 +482,42 @@ sys_current_directory: ; sysfunction 30 ret .set: - pop eax - push maxPathLength - push edi - push eax - mov ebx, ecx -get_full_file_name: -; in: ebx -> file name, [esp+4] -> destination, [esp+8] = max length -; out: UTF-8 string, eax=0 -> out of length - push ebp ebx - cmp byte [ebx], 0 - jz .set_relative - mov esi, ebx - cmp byte [ebx], 4 - jnc @f - inc esi -@@: - cmp byte [esi], '/' - jnz .set_relative - inc esi + mov esi, ecx + xor eax, eax +getFullPath: +; in: esi -> file path, eax = string encoding, edi -> destination +; out: UTF-8 string (with marker), eax = length, 0 -> error + test eax, eax + jnz @f cmp byte [esi], 4 jnc @f - mov ebx, esi - inc esi - cmp byte [esi], '/' - jnz .start - inc esi + cmp byte [esi], 0 + jz @f + lodsb @@: - cmp byte [ebx], 2 + cmp byte [esi], '/' + jnz .relative + cmp eax, 2 + jnz @f + cmp word [esi], '/' + jnz .relative + inc esi + inc esi + jmp .start + +@@: + inc esi + cmp byte [esi], 4 + jnc .start + lodsb + cmp byte [esi], '/' jnz .start inc esi .start: + push eax edi call process_replace_file_name - mov edi, [esp+12] - mov ecx, [esp+16] + mov edi, [esp] + mov ecx, maxPathLength mov al, 3 mov ah, '/' stosw @@ -540,9 +533,9 @@ get_full_file_name: mov esi, ebp dec edi .absolute: - cmp byte [ebx], 2 + cmp byte [esp+4], 2 jz .utf16 - cmp byte [ebx], 3 + cmp byte [esp+4], 3 jz .utf8 call cp866toUTF8_string jns .end @@ -562,31 +555,29 @@ get_full_file_name: jns .end .fail: mov byte [edi], 0 + pop eax eax xor eax, eax - pop ebx ebp - ret 8 + ret -.set_relative: +.relative: + push eax edi + mov ebx, esi mov edi, [current_slot] mov edi, [edi+APPDATA.cur_dir] mov edx, edi - mov ecx, [esp+16] + mov ecx, maxPathLength xor eax, eax repnz scasb mov esi, edi - dec esi - mov edi, [esp+12] + mov edi, [esp] jecxz .fail cmp byte [ebx], 0 jz .set_ok - cmp byte [ebx], 4 - jnc @f - inc ebx -@@: + dec esi cmp edx, edi ; is destination equal to cur_dir? mov edi, esi jz @f - mov edi, [esp+12] + mov edi, [esp] mov ecx, esi sub ecx, edx mov esi, edx @@ -597,9 +588,8 @@ get_full_file_name: inc edi mov esi, ebx mov ecx, edx - add ecx, [esp+16] + add ecx, maxPathLength sub ecx, edi - mov ebx, [esp] jmp .absolute .set_ok: @@ -609,15 +599,16 @@ get_full_file_name: sub ecx, edx mov esi, edx rep movsb - mov byte [edi], 0 @@: - mov al, 1 - pop ebx ebp - ret 8 + pop eax + sub edi, eax + pop eax + mov eax, edi + ret .end: or ecx, -1 - mov edi, [esp+12] + mov edi, [esp] xor eax, eax push edi repnz scasb @@ -641,7 +632,7 @@ get_full_file_name: jnz @f mov edx, ecx mov ecx, edi - sub ecx, [esp+12] + sub ecx, [esp] sub ecx, 2 jc .fail sub edi, 2