diff options
Diffstat (limited to 'source/OSSupport/GZipFile.cpp')
-rw-r--r-- | source/OSSupport/GZipFile.cpp | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/source/OSSupport/GZipFile.cpp b/source/OSSupport/GZipFile.cpp deleted file mode 100644 index cbf6be6c4..000000000 --- a/source/OSSupport/GZipFile.cpp +++ /dev/null @@ -1,107 +0,0 @@ - -// GZipFile.cpp - -// Implements the cGZipFile class representing a RAII wrapper over zlib's GZip file routines - -#include "Globals.h" -#include "GZipFile.h" - - - - - -cGZipFile::cGZipFile(void) : - m_File(NULL) -{ -} - - - - - -cGZipFile::~cGZipFile() -{ - Close(); -} - - - - - -bool cGZipFile::Open(const AString & a_FileName, eMode a_Mode) -{ - if (m_File != NULL) - { - ASSERT(!"A file is already open in this object"); - return false; - } - m_File = gzopen(a_FileName.c_str(), (a_Mode == fmRead) ? "r" : "w"); - m_Mode = a_Mode; - return (m_File != NULL); -} - - - - - -void cGZipFile::Close(void) -{ - if (m_File != NULL) - { - gzclose(m_File); - m_File = NULL; - } -} - - - - - -int cGZipFile::ReadRestOfFile(AString & a_Contents) -{ - if (m_File == NULL) - { - ASSERT(!"No file has been opened"); - return -1; - } - - if (m_Mode != fmRead) - { - ASSERT(!"Bad file mode, cannot read"); - return -1; - } - - // Since the gzip format doesn't really support getting the uncompressed length, we need to read incrementally. Yuck! - int NumBytesRead = 0; - char Buffer[64 KiB]; - while ((NumBytesRead = gzread(m_File, Buffer, sizeof(Buffer))) > 0) - { - a_Contents.append(Buffer, NumBytesRead); - } - return NumBytesRead; -} - - - - - -bool cGZipFile::Write(const char * a_Contents, int a_Size) -{ - if (m_File == NULL) - { - ASSERT(!"No file has been opened"); - return false; - } - - if (m_Mode != fmWrite) - { - ASSERT(!"Bad file mode, cannot write"); - return false; - } - - return (gzwrite(m_File, a_Contents, a_Size) != 0); -} - - - - |