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// CompressCall.cpp
#include "StdAfx.h"
#include "Common/IntToString.h"
#include "Common/MyCom.h"
#include "Common/Random.h"
#include "Common/StringConvert.h"
#include "Windows/FileDir.h"
#include "Windows/FileMapping.h"
#include "Windows/Process.h"
#include "Windows/Synchronization.h"
#include "../FileManager/ProgramLocation.h"
#include "../FileManager/RegistryUtils.h"
#include "CompressCall.h"
using namespace NWindows;
#define MY_TRY_BEGIN try {
#define MY_TRY_FINISH } \
catch(...) { ErrorMessageHRESULT(E_FAIL); return E_FAIL; }
static LPCWSTR kShowDialogSwitch = L" -ad";
static LPCWSTR kEmailSwitch = L" -seml.";
static LPCWSTR kIncludeSwitch = L" -i";
static LPCWSTR kArchiveTypeSwitch = L" -t";
static LPCWSTR kArcIncludeSwitches = L" -an -ai";
static LPCWSTR kStopSwitchParsing = L" --";
static LPCWSTR kLargePagesDisable = L" -slp-";
UString GetQuotedString(const UString &s)
{
return UString(L'\"') + s + UString(L'\"');
}
static void ErrorMessage(LPCWSTR message)
{
MessageBoxW(g_HWND, message, L"7-Zip", MB_ICONERROR | MB_OK);
}
static void ErrorMessageHRESULT(HRESULT res, LPCWSTR s = NULL)
{
UString s2 = HResultToMessage(res);
if (s)
{
s2 += L'\n';
s2 += s;
}
ErrorMessage(s2);
}
static HRESULT MyCreateProcess(LPCWSTR imageName, const UString ¶ms,
LPCWSTR curDir, bool waitFinish,
NSynchronization::CBaseEvent *event)
{
CProcess process;
WRes res = process.Create(imageName, params, curDir);
if (res != 0)
{
ErrorMessageHRESULT(res, imageName);
return res;
}
if (waitFinish)
process.Wait();
else if (event != NULL)
{
HANDLE handles[] = { process, *event };
::WaitForMultipleObjects(sizeof(handles) / sizeof(handles[0]), handles, FALSE, INFINITE);
}
return S_OK;
}
static void AddLagePagesSwitch(UString ¶ms)
{
if (!ReadLockMemoryEnable())
params += kLargePagesDisable;
}
static UString Get7zGuiPath()
{
UString path;
GetProgramFolderPath(path);
return path + L"7zG.exe";
}
class CRandNameGenerator
{
CRandom _random;
public:
CRandNameGenerator() { _random.Init(); }
UString GenerateName()
{
wchar_t temp[16];
ConvertUInt32ToString((UInt32)_random.Generate(), temp);
return temp;
}
};
static HRESULT CreateMap(const UStringVector &names,
CFileMapping &fileMapping, NSynchronization::CManualResetEvent &event,
UString ¶ms)
{
UInt32 totalSize = 1;
for (int i = 0; i < names.Size(); i++)
totalSize += (names[i].Length() + 1);
totalSize *= sizeof(wchar_t);
CRandNameGenerator random;
UString mappingName;
for (;;)
{
mappingName = L"7zMap" + random.GenerateName();
WRes res = fileMapping.Create(PAGE_READWRITE, totalSize, GetSystemString(mappingName));
if (fileMapping.IsCreated() && res == 0)
break;
if (res != ERROR_ALREADY_EXISTS)
return res;
fileMapping.Close();
}
UString eventName;
for (;;)
{
eventName = L"7zEvent" + random.GenerateName();
WRes res = event.CreateWithName(false, GetSystemString(eventName));
if (event.IsCreated() && res == 0)
break;
if (res != ERROR_ALREADY_EXISTS)
return res;
event.Close();
}
params += L'#';
params += mappingName;
params += L':';
wchar_t temp[16];
ConvertUInt32ToString(totalSize, temp);
params += temp;
params += L':';
params += eventName;
LPVOID data = fileMapping.Map(FILE_MAP_WRITE, 0, totalSize);
if (data == NULL)
return E_FAIL;
CFileUnmapper unmapper(data);
{
wchar_t *cur = (wchar_t *)data;
*cur++ = 0;
for (int i = 0; i < names.Size(); i++)
{
const UString &s = names[i];
int len = s.Length() + 1;
memcpy(cur, (const wchar_t *)s, len * sizeof(wchar_t));
cur += len;
}
}
return S_OK;
}
HRESULT CompressFiles(
const UString &arcPathPrefix,
const UString &arcName,
const UString &arcType,
const UStringVector &names,
bool email, bool showDialog, bool waitFinish)
{
MY_TRY_BEGIN
UString params = L'a';
CFileMapping fileMapping;
NSynchronization::CManualResetEvent event;
params += kIncludeSwitch;
RINOK(CreateMap(names, fileMapping, event, params));
if (!arcType.IsEmpty())
{
params += kArchiveTypeSwitch;
params += arcType;
}
if (email)
params += kEmailSwitch;
if (showDialog)
params += kShowDialogSwitch;
AddLagePagesSwitch(params);
params += kStopSwitchParsing;
params += L' ';
params += GetQuotedString(
#ifdef UNDER_CE
arcPathPrefix +
#endif
arcName);
return MyCreateProcess(Get7zGuiPath(), params,
(arcPathPrefix.IsEmpty()? 0: (LPCWSTR)arcPathPrefix), waitFinish, &event);
MY_TRY_FINISH
}
static HRESULT ExtractGroupCommand(const UStringVector &arcPaths, UString ¶ms)
{
AddLagePagesSwitch(params);
params += kArcIncludeSwitches;
CFileMapping fileMapping;
NSynchronization::CManualResetEvent event;
RINOK(CreateMap(arcPaths, fileMapping, event, params));
return MyCreateProcess(Get7zGuiPath(), params, 0, false, &event);
}
HRESULT ExtractArchives(const UStringVector &arcPaths, const UString &outFolder, bool showDialog)
{
MY_TRY_BEGIN
UString params = L'x';
if (!outFolder.IsEmpty())
{
params += L" -o";
params += GetQuotedString(outFolder);
}
if (showDialog)
params += kShowDialogSwitch;
return ExtractGroupCommand(arcPaths, params);
MY_TRY_FINISH
}
HRESULT TestArchives(const UStringVector &arcPaths)
{
MY_TRY_BEGIN
UString params = L't';
return ExtractGroupCommand(arcPaths, params);
MY_TRY_FINISH
}
HRESULT Benchmark()
{
MY_TRY_BEGIN
return MyCreateProcess(Get7zGuiPath(), L'b', 0, false, NULL);
MY_TRY_FINISH
}
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