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-rw-r--r--epan/filesystem.c132
-rw-r--r--packaging.vcproj72
-rw-r--r--packaging/portableapps/win32/Makefile.nmake1
-rwxr-xr-xpackaging/portableapps/win32/WiresharkPortable.nsi4
-rw-r--r--ui/gtk/file_dlg.c11
-rw-r--r--ui/gtk/main.c13
-rw-r--r--ui/gtk/main_menubar.c12
-rw-r--r--ui/qt/main.cpp7
-rw-r--r--ui/qt/wireshark_application.cpp5
-rw-r--r--ui/recent.c12
-rw-r--r--wsutil/CMakeLists.txt1
-rw-r--r--wsutil/Makefile.common6
-rw-r--r--wsutil/u3.c199
-rw-r--r--wsutil/u3.h48
14 files changed, 470 insertions, 53 deletions
diff --git a/epan/filesystem.c b/epan/filesystem.c
index b74964f380..fa292da4ce 100644
--- a/epan/filesystem.c
+++ b/epan/filesystem.c
@@ -87,6 +87,8 @@
#define PROFILES_DIR "profiles"
#define PLUGINS_DIR_NAME "plugins"
+#define U3_MY_CAPTURES "\\My Captures"
+
char *persconffile_dir = NULL;
char *persdatafile_dir = NULL;
char *persconfprofile = NULL;
@@ -857,6 +859,9 @@ get_progfile_dir(void)
const char *
get_datafile_dir(void)
{
+#ifdef _WIN32
+ char *u3deviceexecpath;
+#endif
static const char *datafile_dir = NULL;
if (datafile_dir != NULL)
@@ -864,27 +869,39 @@ get_datafile_dir(void)
#ifdef _WIN32
/*
- * Do we have the pathname of the program? If so, assume we're
- * running an installed version of the program. If we fail,
- * we don't change "datafile_dir", and thus end up using the
- * default.
- *
- * XXX - does NSIS put the installation directory into
- * "\HKEY_LOCAL_MACHINE\SOFTWARE\Wireshark\InstallDir"?
- * If so, perhaps we should read that from the registry,
- * instead.
+ * See if we are running in a U3 environment.
*/
- if (progfile_dir != NULL) {
+ u3deviceexecpath = getenv_utf8("U3_DEVICE_EXEC_PATH");
+
+ if (u3deviceexecpath != NULL) {
/*
- * Yes, we do; use that.
+ * We are; use the U3 device executable path.
*/
- datafile_dir = progfile_dir;
+ datafile_dir = u3deviceexecpath;
} else {
/*
- * No, we don't.
- * Fall back on the default installation directory.
+ * Do we have the pathname of the program? If so, assume we're
+ * running an installed version of the program. If we fail,
+ * we don't change "datafile_dir", and thus end up using the
+ * default.
+ *
+ * XXX - does NSIS put the installation directory into
+ * "\HKEY_LOCAL_MACHINE\SOFTWARE\Wireshark\InstallDir"?
+ * If so, perhaps we should read that from the registry,
+ * instead.
*/
- datafile_dir = "C:\\Program Files\\Wireshark\\";
+ if (progfile_dir != NULL) {
+ /*
+ * Yes, we do; use that.
+ */
+ datafile_dir = progfile_dir;
+ } else {
+ /*
+ * No, we don't.
+ * Fall back on the default installation directory.
+ */
+ datafile_dir = "C:\\Program Files\\Wireshark\\";
+ }
}
#else
@@ -1299,35 +1316,46 @@ get_persconffile_dir_no_profile(void)
}
/*
- * Use %APPDATA% or %USERPROFILE%, so that configuration
- * files are stored in the user profile, rather than in
- * the home directory. The Windows convention is to store
- * configuration information in the user profile, and doing
- * so means you can use Wireshark even if the home directory
- * is an inaccessible network drive.
+ * See if we are running in a U3 environment.
*/
- appdatadir = getenv_utf8("APPDATA");
- if (appdatadir != NULL) {
+ altappdatapath = getenv_utf8("U3_APP_DATA_PATH");
+ if (altappdatapath != NULL) {
/*
- * Concatenate %APPDATA% with "\Wireshark".
+ * We are; use the U3 application data path.
*/
- persconffile_dir = g_strdup_printf("%s" G_DIR_SEPARATOR_S "%s",
- appdatadir, PF_DIR);
+ persconffile_dir = altappdatapath;
} else {
/*
- * OK, %APPDATA% wasn't set, so use
- * %USERPROFILE%\Application Data.
+ * Use %APPDATA% or %USERPROFILE%, so that configuration
+ * files are stored in the user profile, rather than in
+ * the home directory. The Windows convention is to store
+ * configuration information in the user profile, and doing
+ * so means you can use Wireshark even if the home directory
+ * is an inaccessible network drive.
*/
- userprofiledir = getenv_utf8("USERPROFILE");
- if (userprofiledir != NULL) {
- persconffile_dir = g_strdup_printf(
- "%s" G_DIR_SEPARATOR_S "Application Data" G_DIR_SEPARATOR_S "%s",
- userprofiledir, PF_DIR);
+ appdatadir = getenv_utf8("APPDATA");
+ if (appdatadir != NULL) {
+ /*
+ * Concatenate %APPDATA% with "\Wireshark".
+ */
+ persconffile_dir = g_strdup_printf("%s" G_DIR_SEPARATOR_S "%s",
+ appdatadir, PF_DIR);
} else {
/*
- * Give up and use "C:".
+ * OK, %APPDATA% wasn't set, so use
+ * %USERPROFILE%\Application Data.
*/
- persconffile_dir = g_strdup_printf("C:" G_DIR_SEPARATOR_S "%s", PF_DIR);
+ userprofiledir = getenv_utf8("USERPROFILE");
+ if (userprofiledir != NULL) {
+ persconffile_dir = g_strdup_printf(
+ "%s" G_DIR_SEPARATOR_S "Application Data" G_DIR_SEPARATOR_S "%s",
+ userprofiledir, PF_DIR);
+ } else {
+ /*
+ * Give up and use "C:".
+ */
+ persconffile_dir = g_strdup_printf("C:" G_DIR_SEPARATOR_S "%s", PF_DIR);
+ }
}
}
#else
@@ -1632,7 +1660,9 @@ copy_persconffile_profile(const char *toname, const char *fromname, gboolean fro
/*
* Get the (default) directory in which personal data is stored.
*
- * On Win32, this is the "My Documents" folder in the personal profile.
+ * On Win32, this is the "My Documents" folder in the personal profile,
+ * except that, if we're running from a U3 device, this is the
+ * "$U3_DEVICE_DOCUMENT_PATH\My Captures" folder.
* On UNIX this is simply the current directory.
*/
/* XXX - should this and the get_home_dir() be merged? */
@@ -1640,6 +1670,7 @@ extern const char *
get_persdatafile_dir(void)
{
#ifdef _WIN32
+ char *u3devicedocumentpath;
TCHAR tszPath[MAX_PATH];
char *szPath;
BOOL bRet;
@@ -1649,17 +1680,32 @@ get_persdatafile_dir(void)
return persdatafile_dir;
/*
- * Hint: SHGetFolderPath is not available on MSVC 6 - without
- * Platform SDK
+ * See if we are running in a U3 environment.
*/
- bRet = SHGetSpecialFolderPath(NULL, tszPath, CSIDL_PERSONAL,
- FALSE);
- if(bRet == TRUE) {
- szPath = utf_16to8(tszPath);
+ u3devicedocumentpath = getenv_utf8("U3_DEVICE_DOCUMENT_PATH");
+
+ if (u3devicedocumentpath != NULL) {
+ /* the "My Captures" sub-directory is created (if it doesn't
+ exist) by u3util.exe when the U3 Wireshark is first run */
+
+ szPath = g_strdup_printf("%s%s", u3devicedocumentpath, U3_MY_CAPTURES);
+
persdatafile_dir = szPath;
return szPath;
} else {
- return "";
+ /*
+ * Hint: SHGetFolderPath is not available on MSVC 6 - without
+ * Platform SDK
+ */
+ bRet = SHGetSpecialFolderPath(NULL, tszPath, CSIDL_PERSONAL,
+ FALSE);
+ if(bRet == TRUE) {
+ szPath = utf_16to8(tszPath);
+ persdatafile_dir = szPath;
+ return szPath;
+ } else {
+ return "";
+ }
}
#else
return "";
diff --git a/packaging.vcproj b/packaging.vcproj
index f30af6662d..38131b2dbd 100644
--- a/packaging.vcproj
+++ b/packaging.vcproj
@@ -37,6 +37,26 @@
/>
</Configuration>
<Configuration
+ Name="U3|Win32"
+ OutputDirectory="$(ConfigurationName)"
+ IntermediateDirectory="$(ConfigurationName)"
+ ConfigurationType="0"
+ >
+ <Tool
+ Name="VCNMakeTool"
+ BuildCommandLine="nmake -f Makefile.nmake packaging"
+ ReBuildCommandLine=""
+ CleanCommandLine=""
+ Output=""
+ PreprocessorDefinitions="WIN32;NDEBUG"
+ IncludeSearchPath=""
+ ForcedIncludes=""
+ AssemblySearchPath=""
+ ForcedUsingAssemblies=""
+ CompileAsManaged=""
+ />
+ </Configuration>
+ <Configuration
Name="zip_gtk1|Win32"
OutputDirectory="$(ConfigurationName)"
IntermediateDirectory="$(ConfigurationName)"
@@ -101,6 +121,58 @@
</References>
<Files>
<Filter
+ Name="u3.win32"
+ >
+ <File
+ RelativePath=".\packaging\u3\win32\makefile.nmake"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\win32\manifest.tmpl"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\win32\README.txt"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\win32\u3util.c"
+ >
+ </File>
+ </Filter>
+ <Filter
+ Name="u3.tools"
+ >
+ <File
+ RelativePath=".\packaging\u3\tools\makefile.nmake"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\tools\README.txt"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\tools\sysdep.c"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\tools\sysdep.h"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\tools\utest.c"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\tools\uuid.c"
+ >
+ </File>
+ <File
+ RelativePath=".\packaging\u3\tools\uuid.h"
+ >
+ </File>
+ </Filter>
+ <Filter
Name="nsis"
>
<File
diff --git a/packaging/portableapps/win32/Makefile.nmake b/packaging/portableapps/win32/Makefile.nmake
index f889ce8d65..aebe11f805 100644
--- a/packaging/portableapps/win32/Makefile.nmake
+++ b/packaging/portableapps/win32/Makefile.nmake
@@ -19,6 +19,7 @@ NSIS_PLUGINS = nsis-plugins
FINDPROCDLL = $(WIRESHARK_LIB_DIR)\$(NSIS_PLUGINS)\FindProcDLL.dll
TOPDIR = ..\..\..
+U3DIST = ..\..\u3\win32
COPY = xcopy
MKDIR = mkdir
COPY_FLAGS = /d /y
diff --git a/packaging/portableapps/win32/WiresharkPortable.nsi b/packaging/portableapps/win32/WiresharkPortable.nsi
index 9732f06518..50538ac646 100755
--- a/packaging/portableapps/win32/WiresharkPortable.nsi
+++ b/packaging/portableapps/win32/WiresharkPortable.nsi
@@ -151,9 +151,7 @@ Section "Main"
Abort
FoundProgramEXE:
- ;=== Check if Wireshark running from somwehere else
- ; XXX We might be able to use the Wireshark-is-running mutex here.
- ; See IsWiresharkRunning in packaging\nsis\common.nsh for details.
+ ;=== Check if Wireshark running from somwehere else (e.g. U3 device)
; if the following step fails, you'll need the FindProcDLL plug-in from:
; http://nsis.sourceforge.net/Find_Process_By_Name
;FindProcDLL::FindProc "${PROGRAMEXECUTABLE}"
diff --git a/ui/gtk/file_dlg.c b/ui/gtk/file_dlg.c
index e215f9fc90..88b3f84660 100644
--- a/ui/gtk/file_dlg.c
+++ b/ui/gtk/file_dlg.c
@@ -75,6 +75,9 @@ file_selection_new(const gchar *title, GtkWindow *parent,
{
GtkWidget *win;
GtkFileChooserAction gtk_action;
+#ifdef _WIN32
+ char *u3devicedocumentpath;
+#endif
const gchar *ok_button_text;
switch (action) {
@@ -125,6 +128,14 @@ file_selection_new(const gchar *title, GtkWindow *parent,
in which that file resided. */
if (last_open_dir)
file_selection_set_current_folder(win, last_open_dir);
+#ifdef _WIN32
+ else {
+ u3devicedocumentpath = getenv_utf8("U3_DEVICE_DOCUMENT_PATH");
+ if(u3devicedocumentpath != NULL)
+ file_selection_set_current_folder(win, u3devicedocumentpath);
+
+ }
+#endif
return win;
}
diff --git a/ui/gtk/main.c b/ui/gtk/main.c
index 5a0cae40b8..bad98e4873 100644
--- a/ui/gtk/main.c
+++ b/ui/gtk/main.c
@@ -64,6 +64,7 @@
#endif /* HAVE_LIBPORTAUDIO */
#include <wsutil/crash_info.h>
+#include <wsutil/u3.h>
#include <wsutil/privileges.h>
#include <wsutil/file_util.h>
@@ -1948,6 +1949,11 @@ get_gui_runtime_info(GString *str)
g_string_append(str, ", ");
get_runtime_airpcap_version(str);
#endif
+
+ if(u3_active()) {
+ g_string_append(str, ", ");
+ u3_runtime_info(str);
+ }
}
static e_prefs *
@@ -3185,6 +3191,10 @@ main(int argc, char *argv[])
main_filter_packets(&cfile, dfilter, FALSE);
}
+
+ /* register our pid if we are being run from a U3 device */
+ u3_register_pid();
+
profile_store_persconffiles (FALSE);
#ifdef HAVE_GTKOSXAPPLICATION
@@ -3209,6 +3219,9 @@ main(int argc, char *argv[])
gtk_iface_mon_stop();
#endif
+ /* deregister our pid */
+ u3_deregister_pid();
+
epan_cleanup();
AirPDcapDestroyContext(&airpdcap_ctx);
diff --git a/ui/gtk/main_menubar.c b/ui/gtk/main_menubar.c
index 8491e5fa5e..e30b1cdbb5 100644
--- a/ui/gtk/main_menubar.c
+++ b/ui/gtk/main_menubar.c
@@ -28,6 +28,8 @@
#include <stdio.h>
#include <string.h>
+#include <wsutil/u3.h>
+
#include <epan/packet.h>
#include <epan/addr_resolv.h>
#include <epan/prefs.h>
@@ -4403,7 +4405,10 @@ menu_recent_file_write_all(FILE *rf)
while (list != NULL) {
cf_name = (gchar *)list->data;
if (cf_name) {
- fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", cf_name);
+ if(u3_active())
+ fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", u3_contract_device_path(cf_name));
+ else
+ fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", cf_name);
}
list = g_list_previous(list);
}
@@ -4419,7 +4424,10 @@ menu_recent_file_write_all(FILE *rf)
/* get capture filename from the menu item label */
cf_name = (gchar *)g_object_get_data(G_OBJECT(child->data), MENU_RECENT_FILES_KEY);
if (cf_name) {
- fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", cf_name);
+ if(u3_active())
+ fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", u3_contract_device_path(cf_name));
+ else
+ fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", cf_name);
}
child = g_list_previous(child);
diff --git a/ui/qt/main.cpp b/ui/qt/main.cpp
index 4385e2beb2..9cc27d5d1f 100644
--- a/ui/qt/main.cpp
+++ b/ui/qt/main.cpp
@@ -37,6 +37,7 @@
#endif
#include <wsutil/crash_info.h>
+#include <wsutil/u3.h>
#include <wsutil/file_util.h>
#include <wiretap/merge.h>
@@ -434,6 +435,12 @@ get_gui_runtime_info(GString *str)
get_runtime_airpcap_version(str);
#endif
+
+ if(u3_active()) {
+ g_string_append(str, ", ");
+ u3_runtime_info(str);
+ }
+
}
/* And now our feature presentation... [ fade to music ] */
diff --git a/ui/qt/wireshark_application.cpp b/ui/qt/wireshark_application.cpp
index 1579723682..cc8990a377 100644
--- a/ui/qt/wireshark_application.cpp
+++ b/ui/qt/wireshark_application.cpp
@@ -146,7 +146,10 @@ extern "C" void menu_recent_file_write_all(FILE *rf) {
/* get capture filename from the menu item label */
cf_name = rii.previous()->filename;
if (cf_name != NULL) {
- fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", cf_name.toUtf8().constData());
+// if(u3_active())
+// fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", u3_contract_device_path(cf_name));
+// else
+ fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", cf_name.toUtf8().constData());
}
}
}
diff --git a/ui/recent.c b/ui/recent.c
index 480b99e275..41f5f93263 100644
--- a/ui/recent.c
+++ b/ui/recent.c
@@ -44,6 +44,7 @@
#include "ui/simple_dialog.h"
#include "ui/ui_util.h"
+#include <wsutil/u3.h>
#include <wsutil/file_util.h>
#include <wsutil/str_util.h>
@@ -663,7 +664,11 @@ write_profile_recent(void)
if (get_last_open_dir() != NULL) {
fprintf(rf, "\n# Last directory navigated to in File Open dialog.\n");
- fprintf(rf, RECENT_GUI_FILEOPEN_REMEMBERED_DIR ": %s\n", get_last_open_dir());
+
+ if(u3_active())
+ fprintf(rf, RECENT_GUI_FILEOPEN_REMEMBERED_DIR ": %s\n", u3_contract_device_path(get_last_open_dir()));
+ else
+ fprintf(rf, RECENT_GUI_FILEOPEN_REMEMBERED_DIR ": %s\n", get_last_open_dir());
}
fclose(rf);
@@ -985,7 +990,10 @@ read_set_recent_pair_dynamic(gchar *key, const gchar *value,
return PREFS_SET_SYNTAX_ERR;
}
if (strcmp(key, RECENT_KEY_CAPTURE_FILE) == 0) {
- add_menu_recent_capture_file(value);
+ if (u3_active())
+ add_menu_recent_capture_file(u3_expand_device_path(value));
+ else
+ add_menu_recent_capture_file(value);
} else if (strcmp(key, RECENT_KEY_DISPLAY_FILTER) == 0) {
dfilter_combo_add_recent(value);
} else if (strcmp(key, RECENT_KEY_CAPTURE_FILTER) == 0) {
diff --git a/wsutil/CMakeLists.txt b/wsutil/CMakeLists.txt
index 552f2a408b..02d15a0f04 100644
--- a/wsutil/CMakeLists.txt
+++ b/wsutil/CMakeLists.txt
@@ -64,6 +64,7 @@ set(WSUTIL_FILES
swar.c
tempfile.c
type_util.c
+ u3.c
${WSUTIL_PLATFORM_FILES}
)
diff --git a/wsutil/Makefile.common b/wsutil/Makefile.common
index 0eb65f3ca7..7332d97d8e 100644
--- a/wsutil/Makefile.common
+++ b/wsutil/Makefile.common
@@ -56,7 +56,8 @@ LIBWSUTIL_SRC = \
rc4.c \
report_err.c \
tempfile.c \
- type_util.c
+ type_util.c \
+ u3.c
# Header files that are not generated from other files
LIBWSUTIL_INCLUDES = \
@@ -87,4 +88,5 @@ LIBWSUTIL_INCLUDES = \
report_err.h \
swar.h \
tempfile.h \
- type_util.h
+ type_util.h \
+ u3.h
diff --git a/wsutil/u3.c b/wsutil/u3.c
new file mode 100644
index 0000000000..217d9f3bac
--- /dev/null
+++ b/wsutil/u3.c
@@ -0,0 +1,199 @@
+/* u3.c
+ * u3 2006 Graeme Lunt
+ *
+ * $Id$
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/*
+ * Indentation logic: 2-space
+ */
+
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+
+#ifdef _WIN32
+#include <process.h> /* getpid */
+#endif
+
+#include <wsutil/file_util.h>
+
+#include "u3.h"
+
+
+#define U3_DEVICE_PATH_VAR "$U3_DEVICE_PATH"
+
+static char *pid_file = NULL;
+static char *u3devicepath = (char*)-1;
+static gchar *newpath = NULL;
+
+static const char *u3_change_path(const char *path, const char *old, const char *new_u3devicepath);
+
+gboolean u3_active(void)
+{
+
+ return (
+#ifdef _WIN32
+ getenv_utf8
+#else
+ getenv
+#endif
+ ("U3_HOST_EXEC_PATH") != NULL);
+
+}
+
+void u3_runtime_info(GString *str)
+{
+
+ char *u3devicepath_lcl = NULL;
+ char *u3deviceproduct = NULL;
+
+ if((u3deviceproduct =
+#ifdef _WIN32
+ getenv_utf8
+#else
+ getenv
+#endif
+ ("U3_DEVICE_PRODUCT")) != NULL) {
+ g_string_append(str, " from the ");
+ g_string_append(str, u3deviceproduct);
+ } else {
+ g_string_append(str, " from a ");
+ }
+
+ g_string_append(str, " U3 device");
+
+ if((u3devicepath_lcl =
+#ifdef _WIN32
+ getenv_utf8
+#else
+ getenv
+#endif
+ ("U3_DEVICE_PATH")) != NULL) {
+ g_string_append(str, " in drive ");
+ g_string_append(str, u3devicepath_lcl);
+ }
+
+}
+
+void u3_register_pid(void)
+{
+ int pid;
+ int pid_fd;
+ char *u3hostexecpath;
+ int pf_size;
+
+ if((u3hostexecpath =
+#ifdef _WIN32
+ getenv_utf8
+#else
+ getenv
+#endif
+ ("U3_HOST_EXEC_PATH")) != NULL) {
+
+ pid = getpid();
+
+ pf_size = (int) strlen(u3hostexecpath) + 32;
+ pid_file = (char *)g_malloc(pf_size);
+
+ g_snprintf(pid_file, pf_size, "%s\\%d.pid", u3hostexecpath, pid);
+
+ pid_fd = ws_open(pid_file, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644);
+
+ if(pid_fd != -1)
+ ws_close(pid_fd);
+ else {
+ g_free(pid_file);
+ pid_file = NULL;
+ }
+ }
+}
+
+
+void u3_deregister_pid(void)
+{
+ if(pid_file) {
+ /* we don't care if we succeed or fail - u3utils may have deleted the file */
+ ws_unlink(pid_file);
+
+ g_free(pid_file);
+
+ pid_file = NULL;
+
+ }
+}
+
+const char *u3_expand_device_path(const char *path)
+{
+ return u3_change_path(path, U3_DEVICE_PATH_VAR, NULL);
+}
+
+
+const char *u3_contract_device_path(char *path)
+{
+ return u3_change_path(path, NULL, U3_DEVICE_PATH_VAR);
+}
+
+static const char *u3_change_path(const char *path, const char *old, const char *new_u3devicepath)
+{
+
+ if(u3devicepath == (char*)-1) {
+ /* cache the device path */
+ u3devicepath =
+#ifdef _WIN32
+ getenv_utf8
+#else
+ getenv
+#endif
+ ("U3_DEVICE_PATH");
+ }
+
+ if(new_u3devicepath == NULL)
+ new_u3devicepath = u3devicepath;
+ if(old == NULL)
+ old = u3devicepath;
+
+ if(newpath != NULL) {
+ g_free(newpath);
+ newpath = NULL;
+ }
+
+ if((path != NULL) && (u3devicepath != NULL) && (strncmp(path, old, strlen(old)) == 0)) {
+
+ newpath = g_strconcat(new_u3devicepath, path + strlen(old), NULL);
+
+ return newpath;
+
+ }
+
+ return path;
+
+}
diff --git a/wsutil/u3.h b/wsutil/u3.h
new file mode 100644
index 0000000000..fac385aebe
--- /dev/null
+++ b/wsutil/u3.h
@@ -0,0 +1,48 @@
+/* u3.h
+ * u3 2006 Graeme Lunt
+ *
+ * $Id$
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef __U3_H__
+#define __U3_H__
+
+#include "ws_symbol_export.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+WS_DLL_PUBLIC gboolean u3_active(void);
+
+WS_DLL_PUBLIC void u3_runtime_info(GString *str);
+
+WS_DLL_PUBLIC void u3_register_pid(void);
+WS_DLL_PUBLIC void u3_deregister_pid(void);
+
+WS_DLL_PUBLIC const char *u3_expand_device_path(const char *path);
+WS_DLL_PUBLIC const char *u3_contract_device_path(char *path);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __U3_H__ */