plink: updated to putty revision 9080

1 files changed, 173 insertions, 0 deletions

diff --git a/tools/plink/winstore.c b/tools/plink/winstore.c
index f7dd98965..13ee184a5 100644
--- a/tools/plink/winstore.c
+++ b/tools/plink/winstore.c
@@ -17,6 +17,8 @@
 #define CSIDL_LOCAL_APPDATA 0x001c

 #endif

 

+static const char *const reg_jumplist_key = PUTTY_REG_POS "\\Jumplist";

+static const char *const reg_jumplist_value = "Recent sessions";

 static const char *const puttystr = PUTTY_REG_POS "\\Sessions";

 

 static const char hex[16] = "0123456789ABCDEF";

@@ -243,6 +245,8 @@ void del_settings(const char *sessionname)
     sfree(p);

 

     RegCloseKey(subkey1);

+

+    remove_session_from_jumplist(sessionname);

 }

 

 struct enumsettings {

@@ -582,6 +586,169 @@ void write_random_seed(void *data, int len)
 }

 

 /*

+ * Internal function supporting the jump list registry code. All the

+ * functions to add, remove and read the list have substantially

+ * similar content, so this is a generalisation of all of them which

+ * transforms the list in the registry by prepending 'add' (if

+ * non-null), removing 'rem' from what's left (if non-null), and

+ * returning the resulting concatenated list of strings in 'out' (if

+ * non-null).

+ */

+static int transform_jumplist_registry

+    (const char *add, const char *rem, char **out)

+{

+    int ret;

+    HKEY pjumplist_key, psettings_tmp;

+    DWORD type;

+    int value_length;

+    char *old_value, *new_value;

+    char *piterator_old, *piterator_new, *piterator_tmp;

+

+    ret = RegCreateKeyEx(HKEY_CURRENT_USER, reg_jumplist_key, 0, NULL,

+                         REG_OPTION_NON_VOLATILE, (KEY_READ | KEY_WRITE), NULL,

+                         &pjumplist_key, NULL);

+    if (ret != ERROR_SUCCESS) {

+	return JUMPLISTREG_ERROR_KEYOPENCREATE_FAILURE;

+    }

+

+    /* Get current list of saved sessions in the registry. */

+    value_length = 200;

+    old_value = snewn(value_length, char);

+    ret = RegQueryValueEx(pjumplist_key, reg_jumplist_value, NULL, &type,

+                          old_value, &value_length);

+    /* When the passed buffer is too small, ERROR_MORE_DATA is

+     * returned and the required size is returned in the length

+     * argument. */

+    if (ret == ERROR_MORE_DATA) {

+        sfree(old_value);

+        old_value = snewn(value_length, char);

+        ret = RegQueryValueEx(pjumplist_key, reg_jumplist_value, NULL, &type,

+                              old_value, &value_length);

+    }

+

+    if (ret == ERROR_FILE_NOT_FOUND) {

+        /* Value doesn't exist yet. Start from an empty value. */

+        *old_value = '\0';

+        *(old_value + 1) = '\0';

+    } else if (ret != ERROR_SUCCESS) {

+        /* Some non-recoverable error occurred. */

+        sfree(old_value);

+        RegCloseKey(pjumplist_key);

+        return JUMPLISTREG_ERROR_VALUEREAD_FAILURE;

+    } else if (type != REG_MULTI_SZ) {

+        /* The value present in the registry has the wrong type: we

+         * try to delete it and start from an empty value. */

+        ret = RegDeleteValue(pjumplist_key, reg_jumplist_value);

+        if (ret != ERROR_SUCCESS) {

+            sfree(old_value);

+            RegCloseKey(pjumplist_key);

+            return JUMPLISTREG_ERROR_VALUEREAD_FAILURE;

+        }

+

+        *old_value = '\0';

+        *(old_value + 1) = '\0';

+    }

+

+    /* Check validity of registry data: REG_MULTI_SZ value must end

+     * with \0\0. */

+    piterator_tmp = old_value;

+    while (((piterator_tmp - old_value) < (value_length - 1)) &&

+           !(*piterator_tmp == '\0' && *(piterator_tmp+1) == '\0')) {

+        ++piterator_tmp;

+    }

+

+    if ((piterator_tmp - old_value) >= (value_length-1)) {

+        /* Invalid value. Start from an empty value. */

+        *old_value = '\0';

+        *(old_value + 1) = '\0';

+    }

+

+    /*

+     * Modify the list, if we're modifying.

+     */

+    if (add || rem) {

+        /* Walk through the existing list and construct the new list of

+         * saved sessions. */

+        new_value = snewn(value_length + (add ? strlen(add) + 1 : 0), char);

+        piterator_new = new_value;

+        piterator_old = old_value;

+

+        /* First add the new item to the beginning of the list. */

+        if (add) {

+            strcpy(piterator_new, add);

+            piterator_new += strlen(piterator_new) + 1;

+        }

+        /* Now add the existing list, taking care to leave out the removed

+         * item, if it was already in the existing list. */

+        while (*piterator_old != '\0') {

+            if (!rem || strcmp(piterator_old, rem) != 0) {

+                /* Check if this is a valid session, otherwise don't add. */

+                psettings_tmp = open_settings_r(piterator_old);

+                if (psettings_tmp != NULL) {

+                    close_settings_r(psettings_tmp);

+                    strcpy(piterator_new, piterator_old);

+                    piterator_new += strlen(piterator_new) + 1;

+                }

+            }

+            piterator_old += strlen(piterator_old) + 1;

+        }

+        *piterator_new = '\0';

+        ++piterator_new;

+

+        /* Save the new list to the registry. */

+        ret = RegSetValueEx(pjumplist_key, reg_jumplist_value, 0, REG_MULTI_SZ,

+                            new_value, piterator_new - new_value);

+

+        sfree(old_value);

+        old_value = new_value;

+    } else

+        ret = ERROR_SUCCESS;

+

+    /*

+     * Either return or free the result.

+     */

+    if (out)

+        *out = old_value;

+    else

+        sfree(old_value);

+

+    /* Clean up and return. */

+    RegCloseKey(pjumplist_key);

+

+    if (ret != ERROR_SUCCESS) {

+        return JUMPLISTREG_ERROR_VALUEWRITE_FAILURE;

+    } else {

+        return JUMPLISTREG_OK;

+    }

+}

+

+/* Adds a new entry to the jumplist entries in the registry. */

+int add_to_jumplist_registry(const char *item)

+{

+    return transform_jumplist_registry(item, item, NULL);

+}

+

+/* Removes an item from the jumplist entries in the registry. */

+int remove_from_jumplist_registry(const char *item)

+{

+    return transform_jumplist_registry(NULL, item, NULL);

+}

+

+/* Returns the jumplist entries from the registry. Caller must free

+ * the returned pointer. */

+char *get_jumplist_registry_entries (void)

+{

+    char *list_value;

+

+    if (transform_jumplist_registry(NULL,NULL,&list_value) != ERROR_SUCCESS) {

+	list_value = snewn(2, char);

+        *list_value = '\0';

+        *(list_value + 1) = '\0';

+    }

+    return list_value;

+}

+

+/*

  * Recursively delete a registry key and everything under it.

  */

 static void registry_recursive_remove(HKEY key)

@@ -613,6 +780,12 @@ void cleanup_all(void)
     access_random_seed(DEL);

 

     /* ------------------------------------------------------------

+     * Ask Windows to delete any jump list information associated

+     * with this installation of PuTTY.

+     */

+    clear_jumplist();

+

+    /* ------------------------------------------------------------

      * Destroy all registry information associated with PuTTY.

      */