diff options
Diffstat (limited to 'onlineupdate/source/service/servicebase.cxx')
-rw-r--r-- | onlineupdate/source/service/servicebase.cxx | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/onlineupdate/source/service/servicebase.cxx b/onlineupdate/source/service/servicebase.cxx deleted file mode 100644 index 4fb632878cec..000000000000 --- a/onlineupdate/source/service/servicebase.cxx +++ /dev/null @@ -1,97 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "servicebase.hxx" -#include "windowsHelper.hxx" - -// Shared code between applications and updater.exe - -/** - * Verifies if 2 files are byte for byte equivalent. - * - * @param file1Path The first file to verify. - * @param file2Path The second file to verify. - * @param sameContent Out parameter, TRUE if the files are equal - * @return TRUE If there was no error checking the files. - */ -BOOL -VerifySameFiles(LPCWSTR file1Path, LPCWSTR file2Path, BOOL &sameContent) -{ - sameContent = FALSE; - AutoHandle file1(CreateFileW(file1Path, GENERIC_READ, FILE_SHARE_READ, - nullptr, OPEN_EXISTING, 0, nullptr)); - if (file1 == INVALID_HANDLE_VALUE) - { - return FALSE; - } - AutoHandle file2(CreateFileW(file2Path, GENERIC_READ, FILE_SHARE_READ, - nullptr, OPEN_EXISTING, 0, nullptr)); - if (file2 == INVALID_HANDLE_VALUE) - { - return FALSE; - } - - DWORD fileSize1 = GetFileSize(file1.get(), nullptr); - DWORD fileSize2 = GetFileSize(file2.get(), nullptr); - if (INVALID_FILE_SIZE == fileSize1 || INVALID_FILE_SIZE == fileSize2) - { - return FALSE; - } - - if (fileSize1 != fileSize2) - { - // sameContent is already set to FALSE - return TRUE; - } - - char buf1[COMPARE_BLOCKSIZE]; - char buf2[COMPARE_BLOCKSIZE]; - DWORD numBlocks = fileSize1 / COMPARE_BLOCKSIZE; - DWORD leftOver = fileSize1 % COMPARE_BLOCKSIZE; - DWORD readAmount; - for (DWORD i = 0; i < numBlocks; i++) - { - if (!ReadFile(file1.get(), buf1, COMPARE_BLOCKSIZE, &readAmount, nullptr) || - readAmount != COMPARE_BLOCKSIZE) - { - return FALSE; - } - - if (!ReadFile(file2.get(), buf2, COMPARE_BLOCKSIZE, &readAmount, nullptr) || - readAmount != COMPARE_BLOCKSIZE) - { - return FALSE; - } - - if (memcmp(buf1, buf2, COMPARE_BLOCKSIZE)) - { - // sameContent is already set to FALSE - return TRUE; - } - } - - if (leftOver) - { - if (!ReadFile(file1.get(), buf1, leftOver, &readAmount, nullptr) || - readAmount != leftOver) - { - return FALSE; - } - - if (!ReadFile(file2.get(), buf2, leftOver, &readAmount, nullptr) || - readAmount != leftOver) - { - return FALSE; - } - - if (memcmp(buf1, buf2, leftOver)) - { - // sameContent is already set to FALSE - return TRUE; - } - } - - sameContent = TRUE; - return TRUE; -} |