Give hints on files to backup.

doc/ChangeLog

@@ -1,3 +1,8 @@
+2009-07-22  Werner Koch  <wk@g10code.com>
+
+	* gpg.texi (GPG Configuration Options): Tell what files to backup.
+	* sysnotes.texi: Remove some warning notes for W32.
+
 2009-07-20  Werner Koch  <wk@g10code.com>
 
 	* gpg.texi (Operational GPG Commands): Add a note for --send-keys.

doc/gpg-agent.texi

@@ -515,15 +515,18 @@ agent. By default they may all be found in the current home directory
   This file is also read after a @code{SIGHUP} however only a few
   options will actually have an effect.  This default name may be
   changed on the command line (@pxref{option --options}).  
+  You should backup this file.
 
 @item trustlist.txt
-  This is the list of trusted keys.  Comment lines, indicated by a leading
+  This is the list of trusted keys.  You should backup this file.
-  hash mark, as well as empty lines are ignored.  To mark a key as trusted
+
-  you need to enter its fingerprint followed by a space and a capital
+  Comment lines, indicated by a leading hash mark, as well as empty
-  letter @code{S}.  Colons may optionally be used to separate the bytes of
+  lines are ignored.  To mark a key as trusted you need to enter its
-  a fingerprint; this allows to cut and paste the fingerprint from a key
+  fingerprint followed by a space and a capital letter @code{S}.  Colons
-  listing output.  If the line is prefixed with a @code{!} the key is
+  may optionally be used to separate the bytes of a fingerprint; this
-  explicitly marked as not trusted.
+  allows to cut and paste the fingerprint from a key listing output.  If
+  the line is prefixed with a @code{!} the key is explicitly marked as
+  not trusted.
   
   Here is an example where two keys are marked as ultimately trusted
   and one as not trusted:
@@ -574,15 +577,16 @@ fails, try again using the chain validation model.
 @item sshcontrol
 
 This file is used when support for the secure shell agent protocol has
-been enabled (@pxref{option --enable-ssh-support}). Only keys present
+been enabled (@pxref{option --enable-ssh-support}). Only keys present in
-in this file are used in the SSH protocol.  The @command{ssh-add} tool
+this file are used in the SSH protocol.  You should backup this file.
-may be used to add new entries to this file; you may also add them
+
-manually.  Comment lines, indicated by a leading hash mark, as well as
+The @command{ssh-add} tool may be used to add new entries to this file;
-empty lines are ignored.  An entry starts with optional whitespace,
+you may also add them manually.  Comment lines, indicated by a leading
-followed by the keygrip of the key given as 40 hex digits, optionally
+hash mark, as well as empty lines are ignored.  An entry starts with
-followed by the caching TTL in seconds and another optional field for
+optional whitespace, followed by the keygrip of the key given as 40 hex
-arbitrary flags.  A non-zero TTL overrides the global default as
+digits, optionally followed by the caching TTL in seconds and another
-set by @option{--default-cache-ttl-ssh}.
+optional field for arbitrary flags.  A non-zero TTL overrides the global
+default as set by @option{--default-cache-ttl-ssh}.
 
 The keygrip may be prefixed with a @code{!} to disable an entry entry.
     
@@ -599,7 +603,8 @@ implicitly added to this list; i.e. there is no need to list them.
 
   This is the directory where gpg-agent stores the private keys.  Each
   key is stored in a file with the name made up of the keygrip and the
-  suffix @file{key}.
+  suffix @file{key}.  You should backup all files in this directory
+  and take great care to keep this backup closed away.
 
 
 @end table

doc/gpg.texi

@@ -485,16 +485,34 @@ For use with cron jobs, this command can be used together with
 a check is needed. To force a run even in batch mode add the option
 @option{--yes}.
 
+@anchor{option --export-ownertrust}
 @item --export-ownertrust
 @opindex export-ownertrust
 Send the ownertrust values to STDOUT. This is useful for backup purposes
 as these values are the only ones which can't be re-created from a
-corrupted trust DB.
+corrupted trustdb.  Example:
+@c man:.RS
+@example
+  @gpgname{} --export-ownertrust > otrust.txt
+@end example
+@c man:.RE
+
 
 @item --import-ownertrust
 @opindex import-ownertrust
 Update the trustdb with the ownertrust values stored in @code{files} (or
-STDIN if not given); existing values will be overwritten.
+STDIN if not given); existing values will be overwritten.  In case of a
+severely damaged trustdb and if you have a recent backup of the
+ownertrust values (e.g. in the file @file{otrust.txt}, you may re-create
+the trustdb using these commands:
+@c man:.RS
+@example
+  cd ~/.gnupg
+  rm trustdb.gpg
+  @gpgname{} --import-ownertrust < otrust.txt
+@end example
+@c man:.RE
+
 
 @item --rebuild-keydb-caches
 @opindex rebuild-keydb-caches
@@ -2614,12 +2632,12 @@ current home directory (@pxref{option --homedir}).
 @table @file
 
 @item gpg.conf
-@cindex gpgsm.conf
+@cindex gpg.conf
 This is the standard configuration file read by @command{@gpgname} on
 startup.  It may contain any valid long option; the leading two dashes
 may not be entered and the option may not be abbreviated.  This default
-name may be changed on the command line (@pxref{option
+name may be changed on the command line (@pxref{option --options}).
-  --options}).
+You should backup this file.
 
 @end table
 
@@ -2639,31 +2657,32 @@ files; They all live in in the current home directory (@pxref{option
 
 @table @file
 @item ~/.gnupg/secring.gpg
-The secret keyring.
+The secret keyring.  You should backup this file.
 
 @item ~/.gnupg/secring.gpg.lock
-and the lock file
+The lock file for teh secret keyring.
 
 @item ~/.gnupg/pubring.gpg
-The public keyring
+The public keyring.  You should backup this file.
 
 @item ~/.gnupg/pubring.gpg.lock
-and the lock file
+The lock file for the public keyring.
 
 @item ~/.gnupg/trustdb.gpg
-The trust database
+The trust database.  There is no need to backup this file; it is better
+to backup the ownertrust values (@pxref{option --export-ownertrust}).
 
 @item ~/.gnupg/trustdb.gpg.lock
-and the lock file
+The lock file for the trust database.
 
 @item ~/.gnupg/random_seed
-used to preserve the internal random pool
+A file used to preserve the state of theinternal random pool.
 
 @item /usr[/local]/share/gnupg/options.skel
-Skeleton options file
+The skeleton options file.
 
 @item /usr[/local]/lib/gnupg/
-Default location for extensions
+Default location for extensions.
 
 @end table
 

doc/gpgsm.texi

@@ -734,7 +734,8 @@ This is the standard configuration file read by @command{gpgsm} on
 startup.  It may contain any valid long option; the leading two dashes
 may not be entered and the option may not be abbreviated.  This default
 name may be changed on the command line (@pxref{option
-  --options}).
+  --options}).  You should backup this file.
+
 
 @item policies.txt
 @cindex policies.txt
@@ -743,7 +744,8 @@ object identifiers of the policies line by line.  Empty lines and
 lines starting with a hash mark are ignored.  Policies missing in this
 file and not marked as critical in the certificate will print only a
 warning; certificates with policies marked as critical and not listed
-in this file will fail the signature verification.
+in this file will fail the signature verification.  You should backup
+this file.
 
 For example, to allow only the policy 2.289.9.9, the file should look
 like this:
@@ -831,7 +833,8 @@ they all live in in the current home directory (@pxref{option
 @cindex pubring.kbx
 This a database file storing the certificates as well as meta
 information.  For debugging purposes the tool @command{kbxutil} may be
-used to show the internal structure of this file.
+used to show the internal structure of this file.  You should backup
+this file.
 
 @item random_seed
 @cindex random_seed

doc/sysnotes.texi

@@ -60,30 +60,10 @@ API (called here @emph{W32}) will be supported to some extend.
 @node W32 Notes
 @section Microsoft Windows Notes
 
-The port to Microsoft Windows based OSes is pretty new and has some
-limitations we might remove over time.  Note, that we have not yet done
-any security audit and you should not use any valuable private key.  In
-particular, @strong{using it on a box with more than one user, might
-lead to a key compromise}.
-
-@strong{It is quite possible that the current version does not even
-build.}
-
 @noindent
 Current limitations are:
 
 @itemize
-@item
-The @code{LISTKEYS} Assuan command of @command{gpgsm} is not supported.
-Using the command line options @option{--list-keys} or
-@option{--list-secret-keys} does however work.
-
-@item 
-No support for CRL checks.  By default the option
-@option{--disable-crl-checks} has been turned on and the log will show
-an appropriate warning message.  The reason for this is that the
-separate CRL checking daemin (@command{dirmngr}) has not been ported to
-W32.
 
 @item
 @command{gpgconf} does not create backup files, so in case of trouble
@@ -97,10 +77,6 @@ possible.
 The periodical smartcard status checking done by @command{scdaemon} is
 not yet supported.
 
-@item
-Detached running of the gpg-agent is not directly supported.  It needs
-to be started in a console and left alone then.
-
 @end itemize