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// Common/ListFileUtils.cpp
#include "StdAfx.h"
#include "../../C/CpuArch.h"
#include "ListFileUtils.h"
#include "MyBuffer.h"
#include "StringConvert.h"
#include "UTFConvert.h"
#include "../Windows/FileIO.h"
#define CSysInFile NWindows::NFile::NIO::CInFile
#define MY_GET_LAST_ERROR ::GetLastError()
#define kQuoteChar '\"'
static void AddName(UStringVector &strings, UString &s)
{
s.Trim();
if (s.Len() >= 2 && s[0] == kQuoteChar && s.Back() == kQuoteChar)
{
s.DeleteBack();
s.Delete(0);
}
if (!s.IsEmpty())
strings.Add(s);
}
static bool My_File_Read(CSysInFile &file, void *data, size_t size, DWORD &lastError)
{
size_t processed;
if (!file.ReadFull(data, size, processed))
{
lastError = MY_GET_LAST_ERROR;
return false;
}
if (processed != size)
{
lastError = 1; // error: size of listfile was changed
return false;
}
return true;
}
bool ReadNamesFromListFile2(CFSTR fileName, UStringVector &strings, UINT codePage, DWORD &lastError)
{
lastError = 0;
CSysInFile file;
if (!file.Open(fileName))
{
lastError = MY_GET_LAST_ERROR;
return false;
}
UInt64 fileSize;
if (!file.GetLength(fileSize))
{
lastError = MY_GET_LAST_ERROR;
return false;
}
if (fileSize >= ((UInt32)1 << 31) - 32)
return false;
UString u;
if (codePage == Z7_WIN_CP_UTF16 || codePage == Z7_WIN_CP_UTF16BE)
{
if ((fileSize & 1) != 0)
return false;
CByteArr buf((size_t)fileSize);
if (!My_File_Read(file, buf, (size_t)fileSize, lastError))
return false;
file.Close();
const size_t num = (size_t)fileSize / 2;
wchar_t *p = u.GetBuf((unsigned)num);
if (codePage == Z7_WIN_CP_UTF16)
for (size_t i = 0; i < num; i++)
{
const wchar_t c = GetUi16(buf.ConstData() + (size_t)i * 2);
if (c == 0)
return false;
p[i] = c;
}
else
for (size_t i = 0; i < num; i++)
{
const wchar_t c = (wchar_t)GetBe16(buf.ConstData() + (size_t)i * 2);
if (c == 0)
return false;
p[i] = c;
}
p[num] = 0;
u.ReleaseBuf_SetLen((unsigned)num);
}
else
{
AString s;
char *p = s.GetBuf((unsigned)fileSize);
if (!My_File_Read(file, p, (size_t)fileSize, lastError))
return false;
file.Close();
s.ReleaseBuf_CalcLen((unsigned)fileSize);
if (s.Len() != fileSize)
return false;
// #ifdef CP_UTF8
if (codePage == CP_UTF8)
{
// we must check UTF8 here, if convert function doesn't check
if (!CheckUTF8_AString(s))
return false;
if (!ConvertUTF8ToUnicode(s, u))
return false;
}
else
// #endif
MultiByteToUnicodeString2(u, s, codePage);
}
const wchar_t kGoodBOM = 0xFEFF;
// const wchar_t kBadBOM = 0xFFFE;
UString s;
unsigned i = 0;
for (; i < u.Len() && u[i] == kGoodBOM; i++);
for (; i < u.Len(); i++)
{
wchar_t c = u[i];
/*
if (c == kGoodBOM || c == kBadBOM)
return false;
*/
if (c == '\n' || c == 0xD)
{
AddName(strings, s);
s.Empty();
}
else
s += c;
}
AddName(strings, s);
return true;
}
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