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reactos/sdk/tools/mkshelllink/mkshelllink.c

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/* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS Shell Link maker
* FILE: tools/mkshelllink/mkshelllink.c
* PURPOSE: Shell Link maker
* PROGRAMMER: Rafal Harabien
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#ifndef _MSC_VER
#include <stdint.h>
#else
typedef unsigned __int8 uint8_t;
typedef unsigned __int16 uint16_t;
typedef unsigned __int32 uint32_t;
#endif
#define SW_SHOWNORMAL 1
#define SW_SHOWMINNOACTIVE 7
typedef struct _GUID
{
uint32_t Data1;
uint16_t Data2;
uint16_t Data3;
uint8_t Data4[8];
} GUID;
typedef struct _FILETIME {
uint32_t dwLowDateTime;
uint32_t dwHighDateTime;
} FILETIME, *PFILETIME;
#define DEFINE_GUID2(name,l,w1,w2,b1,b2,b3,b4,b5,b6,b7,b8) const GUID name = { l,w1,w2,{ b1,b2,b3,b4,b5,b6,b7,b8 } }
DEFINE_GUID2(CLSID_ShellLink,0x00021401L,0,0,0xC0,0,0,0,0,0,0,0x46);
DEFINE_GUID2(CLSID_MyComputer,0x20D04FE0,0x3AEA,0x1069,0xA2,0xD8,0x08,0x00,0x2B,0x30,0x30,0x9D);
#define LINK_ID_LIST 0x01
#define LINK_FILE 0x02
#define LINK_DESCRIPTION 0x04
#define LINK_RELATIVE_PATH 0x08
#define LINK_WORKING_DIR 0x10
#define LINK_CMD_LINE_ARGS 0x20
#define LINK_ICON 0x40
#define LINK_UNICODE 0x80
#define LOCATOR_LOCAL 0x1
#define LOCATOR_NETWORK 0x2
#pragma pack(push, 1)
/* Specification: http://ithreats.files.wordpress.com/2009/05/lnk_the_windows_shortcut_file_format.pdf */
typedef struct _LNK_HEADER
{
uint32_t Signature;
GUID Guid;
uint32_t Flags;
uint32_t Attributes;
FILETIME CreationTime;
FILETIME ModificationTime;
FILETIME LastAccessTime;
uint32_t FileSize;
uint32_t IconNr;
uint32_t Show;
uint32_t Hotkey;
uint32_t Unknown;
uint32_t Unknown2;
} LNK_HEADER;
typedef struct _LNK_LOCATOR_INFO
{
uint32_t Size;
uint32_t DataOffset;
uint32_t Flags;
uint32_t LocalVolumeInfoOffset;
uint32_t LocalBasePathnameOffset;
uint32_t NetworkVolumeInfoOffset;
uint32_t RemainingPathnameOffset;
char Data[0];
} LNK_LOCATOR_INFO;
typedef struct _LNK_LOCAL_VOLUME_INFO
{
uint32_t Size;
uint32_t VolumeType; /* See GetDriveType */
uint32_t SerialNumber;
uint32_t VolumeNameOffset;
char VolumeLabel[0];
} LNK_LOCAL_VOLUME_INFO;
#define PT_GUID 0x1F
#define PT_DRIVE1 0x2F
#define PT_FOLDER 0x31
#define PT_VALUE 0x32
typedef struct _ID_LIST_FILE
{
uint16_t Size;
uint8_t Type;
uint8_t dummy;
uint32_t dwFileSize;
uint16_t uFileDate;
uint16_t uFileTime;
uint16_t uFileAttribs;
char szName[0];
} ID_LIST_FILE;
typedef struct _ID_LIST_GUID
{
uint16_t Size;
uint8_t Type;
uint8_t dummy;
GUID guid;
} ID_LIST_GUID;
typedef struct _ID_LIST_DRIVE
{
uint16_t Size;
uint8_t Type;
char szDriveName[20];
uint16_t unknown;
} ID_LIST_DRIVE;
#pragma pack(pop)
int main(int argc, const char *argv[])
{
int i;
const char *pszOutputPath = "shortcut.lnk";
const char *pszTarget = NULL;
const char *pszDescription = "Description";
const char *pszWorkingDir = NULL;
const char *pszCmdLineArgs = NULL;
const char *pszIcon = NULL;
int IconNr = 0;
GUID Guid = CLSID_MyComputer;
int bHelp = 0, bMinimized = 0;
FILE *pFile;
LNK_HEADER Header;
uint16_t uhTmp;
uint32_t dwTmp;
for (i = 1; i < argc; ++i)
{
if (argv[i][0] != '-' && argv[i][0] != '/')
pszTarget = argv[i];
else if (!strcmp(argv[i] + 1, "h"))
bHelp = 1;
else if (!strcmp(argv[i] + 1, "o") && i + 1 < argc)
pszOutputPath = argv[++i];
else if (!strcmp(argv[i] + 1, "d") && i + 1 < argc)
pszDescription = argv[++i];
else if (!strcmp(argv[i] + 1, "w") && i + 1 < argc)
pszWorkingDir = argv[++i];
else if (!strcmp(argv[i] + 1, "c") && i + 1 < argc)
pszCmdLineArgs = argv[++i];
else if (!strcmp(argv[i] + 1, "i") && i + 1 < argc)
{
pszIcon = argv[++i];
if (i + 1 < argc && isdigit(argv[i + 1][0]))
IconNr = atoi(argv[++i]);
}
else if (!strcmp(argv[i] + 1, "m"))
bMinimized = 1;
else if (!strcmp(argv[i] + 1, "g") && i + 1 < argc)
{
unsigned Data4Tmp[8], j;
sscanf(argv[++i], "{%8x-%4hx-%4hx-%2x%2x-%2x%2x%2x%2x%2x%2x}",
&Guid.Data1, &Guid.Data2, &Guid.Data3,
&Data4Tmp[0], &Data4Tmp[1], &Data4Tmp[2], &Data4Tmp[3],
&Data4Tmp[4], &Data4Tmp[5], &Data4Tmp[6], &Data4Tmp[7]);
for (j = 0; j < 8; ++j)
Guid.Data4[j] = (uint8_t)Data4Tmp[j];
}
else
printf("Invalid option: %s\n", argv[i]);
}
if (!pszTarget || bHelp)
{
printf("Usage: %s [-o path][-d descr][-w path][-c cmd_line_args][-i icon_path [nr]][-h][-g guid] target\n"
"-o path\tSets output path\n"
"-d descr\tSets shortcut description\n"
"-w path\tSets working directory for executable\n"
"-c cmd_line_args\tSets command line arguments passed to program\n"
"-i icon_path [nr]\tSets icon file and optionally icon index\n"
"-m\tStart minimized\n"
"-g guid\tSets GUID to which target path is relative. Default value is MyComputer GUID.\n"
"target\tAbsolute or relative to guid specified with -g option path\n", argv[0]);
return 0;
}
pFile = fopen(pszOutputPath, "wb");
if (!pFile)
{
printf("Failed to open %s\n", pszOutputPath);
return -1;
}
// Header
memset(&Header, 0, sizeof(Header));
Header.Signature = (uint32_t)'L';
Header.Guid = CLSID_ShellLink;
Header.Flags = LINK_ID_LIST;
if (pszDescription)
Header.Flags |= LINK_DESCRIPTION;
if (pszWorkingDir)
Header.Flags |= LINK_WORKING_DIR;
if (pszCmdLineArgs)
Header.Flags |= LINK_CMD_LINE_ARGS;
if (pszIcon)
Header.Flags |= LINK_ICON;
Header.IconNr = IconNr;
Header.Show = bMinimized ? SW_SHOWMINNOACTIVE : SW_SHOWNORMAL;
fwrite(&Header, sizeof(Header), 1, pFile);
if (Header.Flags & LINK_ID_LIST)
{
ID_LIST_FILE IdListFile;
ID_LIST_GUID IdListGuid;
ID_LIST_DRIVE IdListDrive;
unsigned cbListSize = sizeof(IdListGuid) + sizeof(uint16_t), cchName;
const char *pszName = pszTarget;
// ID list
// It seems explorer does not accept links without id list. List is relative to desktop.
pszName = pszTarget;
if (pszName[0] && pszName[1] == ':')
{
cbListSize += sizeof(IdListDrive);
pszName += 2;
while (*pszName == '\\' || *pszName == '/')
++pszName;
}
while (*pszName)
{
cchName = 0;
while (pszName[cchName] && pszName[cchName] != '\\' && pszName[cchName] != '/')
++cchName;
if (cchName != 1 || pszName[0] != '.')
cbListSize += sizeof(IdListFile) + 2 * (cchName + 1);
pszName += cchName;
while (*pszName == '\\' || *pszName == '/')
++pszName;
}
uhTmp = cbListSize;
fwrite(&uhTmp, sizeof(uhTmp), 1, pFile); // size
IdListGuid.Size = sizeof(IdListGuid);
IdListGuid.Type = PT_GUID;
IdListGuid.dummy = 0x50;
IdListGuid.guid = Guid;
fwrite(&IdListGuid, sizeof(IdListGuid), 1, pFile);
pszName = pszTarget;
if (isalpha(pszName[0]) && pszName[1] == ':')
{
memset(&IdListDrive, 0, sizeof(IdListDrive));
IdListDrive.Size = sizeof(IdListDrive);
IdListDrive.Type = PT_DRIVE1;
sprintf(IdListDrive.szDriveName, "%c:\\", pszName[0]);
fwrite(&IdListDrive, sizeof(IdListDrive), 1, pFile);
pszName += 2;
while(*pszName == '\\' || *pszName == '/')
++pszName;
}
while (*pszName)
{
cchName = 0;
while (pszName[cchName] && pszName[cchName] != '\\' && pszName[cchName] != '/')
++cchName;
if (cchName != 1 || pszName[0] != '.')
{
memset(&IdListFile, 0, sizeof(IdListFile));
IdListFile.Size = sizeof(IdListFile) + 2 * (cchName + 1);
if (!pszName[cchName])
IdListFile.Type = PT_VALUE; // File
else
IdListFile.Type = PT_FOLDER;
fwrite(&IdListFile, sizeof(IdListFile), 1, pFile);
fwrite(pszName, cchName, 1, pFile);
fputc(0, pFile);
fwrite(pszName, cchName, 1, pFile);
fputc(0, pFile);
}
pszName += cchName;
while (*pszName == '\\' || *pszName == '/')
++pszName;
}
uhTmp = 0; // list end
fwrite(&uhTmp, sizeof(uhTmp), 1, pFile);
}
if (Header.Flags & LINK_DESCRIPTION)
{
// Dscription
uhTmp = strlen(pszDescription);
fwrite(&uhTmp, sizeof(uhTmp), 1, pFile);
fputs(pszDescription, pFile);
}
if (Header.Flags & LINK_RELATIVE_PATH)
{
// Relative Path
uhTmp = strlen(pszTarget);
fwrite(&uhTmp, sizeof(uhTmp), 1, pFile);
fputs(pszTarget, pFile);
}
if (Header.Flags & LINK_WORKING_DIR)
{
// Working Dir
uhTmp = strlen(pszWorkingDir);
fwrite(&uhTmp, sizeof(uhTmp), 1, pFile);
fputs(pszWorkingDir, pFile);
}
if (Header.Flags & LINK_CMD_LINE_ARGS)
{
// Command line arguments
uhTmp = strlen(pszCmdLineArgs);
fwrite(&uhTmp, sizeof(uhTmp), 1, pFile);
fputs(pszCmdLineArgs, pFile);
}
if (Header.Flags & LINK_ICON)
{
// Command line arguments
uhTmp = strlen(pszIcon);
fwrite(&uhTmp, sizeof(uhTmp), 1, pFile);
fputs(pszIcon, pFile);
}
// Extra stuff
dwTmp = 0;
fwrite(&dwTmp, sizeof(dwTmp), 1, pFile);
fclose(pFile);
return 0;
}
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