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Add dumping of lnk files.

This commit is contained in:
Mike McCormack 2005-02-17 11:51:23 +00:00 committed by Alexandre Julliard
parent 3ab57cfe4d
commit 50e9c0145d
4 changed files with 335 additions and 1 deletions
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1
tools/winedump/Makefile.in
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@ -12,6 +12,7 @@ C_SRCS = \
debug.c \
emf.c \
le.c \
lnk.c \
main.c \
misc.c \
msmangle.c \

313
tools/winedump/lnk.c Normal file
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@ -0,0 +1,313 @@
/*
* Dump a shortcut (lnk) file
*
* Copyright 2005 Mike McCormack
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <malloc.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "pshpack1.h"
#define SCF_PIDL 1
#define SCF_LOCATION 2
#define SCF_DESCRIPTION 4
#define SCF_RELATIVE 8
#define SCF_WORKDIR 0x10
#define SCF_ARGS 0x20
#define SCF_CUSTOMICON 0x40
#define SCF_UNICODE 0x80
#define SCF_PRODUCT 0x800
#define SCF_COMPONENT 0x1000
typedef struct _LINK_HEADER
{
DWORD dwSize; /* 0x00 size of the header - 0x4c */
GUID MagicGuid; /* 0x04 is CLSID_ShellLink */
DWORD dwFlags; /* 0x14 describes elements following */
DWORD dwFileAttr; /* 0x18 attributes of the target file */
FILETIME Time1; /* 0x1c */
FILETIME Time2; /* 0x24 */
FILETIME Time3; /* 0x2c */
DWORD dwFileLength; /* 0x34 File length */
DWORD nIcon; /* 0x38 icon number */
DWORD fStartup; /* 0x3c startup type */
DWORD wHotKey; /* 0x40 hotkey */
DWORD Unknown5; /* 0x44 */
DWORD Unknown6; /* 0x48 */
} LINK_HEADER, * PLINK_HEADER;
typedef struct tagLINK_ADVERTISEINFO
{
DWORD size;
DWORD magic;
CHAR bufA[MAX_PATH];
WCHAR bufW[MAX_PATH];
} LINK_ADVERTISEINFO;
typedef struct _LOCATION_INFO
{
DWORD dwTotalSize;
DWORD dwHeaderSize;
DWORD dwFlags;
DWORD dwVolTableOfs;
DWORD dwLocalPathOfs;
DWORD dwNetworkVolTableOfs;
DWORD dwFinalPathOfs;
} LOCATION_INFO;
typedef struct lnk_string_tag {
unsigned short size;
union {
unsigned short w[1];
unsigned char a[1];
} str;
} lnk_string;
#include "poppack.h"
static void guid_to_string(LPGUID guid, char *str)
{
sprintf(str, "{%08lx-%04x-%04x-%02X%02X-%02X%02X%02X%02X%02X%02X}",
guid->Data1, guid->Data2, guid->Data3,
guid->Data4[0], guid->Data4[1], guid->Data4[2], guid->Data4[3],
guid->Data4[4], guid->Data4[5], guid->Data4[6], guid->Data4[7]);
}
/* the size is a short integer */
static void* load_pidl(int fd)
{
int r;
unsigned char *data;
unsigned short size = 0;
r = read( fd, &size, sizeof size );
if (r != sizeof size)
return NULL;
if (size<sizeof size)
return NULL;
data = malloc(size + sizeof size);
memcpy(data, &size, sizeof size);
r = read( fd, data + sizeof size, size );
if (r != size)
{
free(data);
return NULL;
}
return (void*)data;
}
/* size is an integer */
static void* load_long_section(int fd)
{
int r, size = 0;
unsigned char *data;
r = read( fd, &size, sizeof size );
if (r != sizeof size)
return NULL;
if (size<sizeof size)
return NULL;
data = malloc(size);
memcpy(data, &size, sizeof size);
r = read( fd, data + sizeof size, size - sizeof size);
if (r != (size - sizeof size))
{
free(data);
return NULL;
}
return (void*)data;
}
/* the size is a character count in a short integer */
static lnk_string* load_string(int fd, int unicode)
{
int r;
lnk_string *data;
unsigned short size = 0, bytesize;
r = read( fd, &size, sizeof size );
if (r != sizeof size)
return NULL;
if (size < sizeof size)
return NULL;
bytesize = size;
if (unicode)
bytesize *= sizeof(WCHAR);
data = malloc(sizeof *data + bytesize);
data->size = size;
if (unicode)
data->str.w[size] = 0;
else
data->str.a[size] = 0;
r = read(fd, &data->str, bytesize);
if (r != bytesize)
{
free(data);
return NULL;
}
return data;
}
static int dump_pidl(int fd)
{
void *pidl;
pidl = load_pidl(fd);
if (!pidl)
return -1;
printf("PIDL\n");
printf("----\n\n");
free(pidl);
return 0;
}
static void print_unicode_string(unsigned short *str)
{
while(*str)
{
printf("%c", *str);
str++;
}
printf("\n");
}
static int dump_string(int fd, char *what, int unicode)
{
lnk_string *data;
data = load_string(fd, unicode);
if (!data)
return -1;
printf("%s : ", what);
if (unicode)
print_unicode_string(data->str.w);
else
printf("%s",data->str.a);
printf("\n");
free(data);
return 0;
}
static int dump_location(int fd)
{
LOCATION_INFO *loc;
loc = load_long_section(fd);
if (!loc)
return -1;
printf("Location\n");
printf("--------\n\n");
printf("Total size = %ld\n", loc->dwTotalSize);
printf("Header size = %ld\n", loc->dwHeaderSize);
printf("Flags = %08lx\n", loc->dwFlags);
printf("Volume ofs = %08lx\n", loc->dwVolTableOfs);
printf("LocalPath ofs = %08lx\n", loc->dwLocalPathOfs);
printf("Net Path ofs = %08lx\n", loc->dwNetworkVolTableOfs);
printf("Final Path = %08lx\n", loc->dwFinalPathOfs);
printf("\n");
free(loc);
return 0;
}
static int dump_advertise_info(int fd, char *type)
{
LINK_ADVERTISEINFO *avt;
avt = load_long_section(fd);
if (!avt)
return -1;
printf("Advertise Info\n");
printf("--------------\n\n");
printf("magic = %lx\n", avt->magic);
printf("%s = %s\n", type, avt->bufA);
printf("\n");
return 0;
}
static int dump_lnk_fd(int fd)
{
LINK_HEADER *hdr;
char guid[40];
hdr = load_long_section( fd );
if (!hdr)
return -1;
guid_to_string(&hdr->MagicGuid, guid);
printf("Header\n");
printf("------\n\n");
printf("Size: %04lx\n", hdr->dwSize);
printf("GUID: %s\n", guid);
printf("Flags: %04lx\n", hdr->dwFlags);
printf("Length: %04lx\n", hdr->dwFileLength);
printf("\n");
if (hdr->dwFlags & SCF_PIDL)
dump_pidl(fd);
if (hdr->dwFlags & SCF_LOCATION)
dump_location(fd);
if (hdr->dwFlags & SCF_DESCRIPTION)
dump_string(fd, "Description", hdr->dwFlags & SCF_UNICODE);
if (hdr->dwFlags & SCF_RELATIVE)
dump_string(fd, "Relative path", hdr->dwFlags & SCF_UNICODE);
if (hdr->dwFlags & SCF_WORKDIR)
dump_string(fd, "Working directory", hdr->dwFlags & SCF_UNICODE);
if (hdr->dwFlags & SCF_ARGS)
dump_string(fd, "Arguments", hdr->dwFlags & SCF_UNICODE);
if (hdr->dwFlags & SCF_CUSTOMICON)
dump_string(fd, "Icon path", hdr->dwFlags & SCF_UNICODE);
if (hdr->dwFlags & SCF_PRODUCT)
dump_advertise_info(fd, "product");
if (hdr->dwFlags & SCF_COMPONENT)
dump_advertise_info(fd, "component");
return 0;
}
int dump_lnk(const char *emf)
{
int fd;
fd = open(emf,O_RDONLY);
if (fd<0)
return -1;
dump_lnk_fd(fd);
close(fd);
return 0;
}

17
tools/winedump/main.c
View File

@ -86,6 +86,13 @@ static void do_dumpemf(void)
}
static void do_dumplnk(void)
{
if (globals.mode != NONE) fatal("Only one mode can be specified\n");
globals.mode = LNK;
}
static void do_code (void)
{
globals.do_code = 1;
@ -221,6 +228,7 @@ static const struct option option_table[] = {
{"-j", DUMP, 1, do_dumpsect, "-j sect_name Dumps only the content of section sect_name (import, export, debug, resource, tls)"},
{"-x", DUMP, 0, do_dumpall, "-x Dumps everything"},
{"emf", EMF, 0, do_dumpemf, "emf Dumps an Enhanced Meta File"},
{"lnk", LNK, 0, do_dumplnk, "lnk Dumps a shortcut (.lnk) file"},
{NULL, NONE, 0, NULL, NULL}
};
@ -249,6 +257,10 @@ void do_usage (void)
for (opt = option_table; opt->name; opt++)
if (opt->mode == EMF)
printf ("\t %s\n", opt->usage);
printf ("\tWhen used in lnk mode\n");
for (opt = option_table; opt->name; opt++)
if (opt->mode == LNK)
printf ("\t %s\n", opt->usage);
puts ("\n");
exit (1);
@ -486,6 +498,11 @@ int main (int argc, char *argv[])
fatal("No file name has been given\n");
dump_emf(globals.input_name);
break;
case LNK:
if (globals.input_name == NULL)
fatal("No file name has been given\n");
dump_lnk(globals.input_name);
break;
}
return 0;

5
tools/winedump/winedump.h
View File

@ -72,7 +72,7 @@
#define SYM_THISCALL 0x4
#define SYM_DATA 0x8 /* Data, not a function */
typedef enum {NONE, DMGL, SPEC, DUMP, EMF} Mode;
typedef enum {NONE, DMGL, SPEC, DUMP, EMF, LNK} Mode;
/* Structure holding a parsed symbol */
typedef struct __parsed_symbol
@ -156,6 +156,9 @@ extern _globals globals;
/* EMF functions */
int dump_emf (const char *emf);
/* LNK functions */
int dump_lnk (const char *lnk);
/* Image functions */
void dump_file(const char* name);