Some new features for use with gpgme

THANKS

@@ -121,6 +121,7 @@ R
 Reuben Sumner		   rasumner@wisdom.weizmann.ac.il
 Richard Outerbridge	   outer@interlog.com
 Roddy Strachan		   roddy@satlink.com.au
+Roger Sondermann           r.so@bigfoot.com
 Roland Rosenfeld	   roland@spinnaker.rhein.de
 Ross Golder		   rossigee@bigfoot.com
 Sam Roberts		   sam@cogent.ca

doc/DETAILS

@@ -233,6 +233,14 @@ more arguments in future versions.
 	is used.  The format is suitable to be passed to the option
 	--override-session-key
 
+    NOTATION_NAME <name> 
+    NOTATION_DATA <string>
+        name and string are %XX escaped; the data may be spliited
+        among several notation_data lines.
+
+    POLICY_URL <string>
+        string is %XX escaped
+
 
 Key generation
 ==============

g10/ChangeLog

@@ -1,3 +1,18 @@
+2000-11-15  Werner Koch  <wk@gnupg.org>
+
+	* status.c (write_status_text): Moved the big switch to ...
+	(get_status_string): ... new function.
+	(write_status_buffer): New.
+
+	* status.c (mywrite): New and replaced all write() by this.
+
+	* status.c, status.h: Add 3 status lcodes for notaions and policy.
+	* mainproc.c (print_notation_data): Do status output of notations.
+	
+2000-11-13  Werner Koch  <wk@gnupg.org>
+
+	* sign.c (clearsign_file): Use LF macro to print linefeed.
+	
 2000-11-11  Paul Eggert  <eggert@twinsun.com>
 
 	Clean up the places in the code that incorrectly use "long" or

g10/mainproc.c

@@ -675,11 +675,14 @@ print_notation_data( PKT_signature *sig )
 	putc( '=', log_stream() );
 	print_string( log_stream(), p+n1, n2, 0 );
 	putc( '\n', log_stream() );
+        write_status_buffer ( STATUS_NOTATION_NAME, p   , n1, 0 );
+        write_status_buffer ( STATUS_NOTATION_DATA, p+n1, n2, 20 );
     }
     if( (p = parse_sig_subpkt( sig->hashed_data, SIGSUBPKT_POLICY, &n ) )) {
 	log_info(_("Policy: ") );
 	print_string( log_stream(), p, n, 0 );
 	putc( '\n', log_stream() );
+        write_status_buffer ( STATUS_POLICY_URL, p, n, 0 );
     }
 
     /* Now check wheter the key of this signature has some

g10/sign.c

@@ -630,7 +630,7 @@ clearsign_file( const char *fname, STRLIST locusr, const char *outfile )
     }
 
     if( old_style && only_md5 )
-	iobuf_writestr(out, "\n" );
+	iobuf_writestr(out, LF );
     else {
 	const char *s;
 	int any = 0;
@@ -654,11 +654,11 @@ clearsign_file( const char *fname, STRLIST locusr, const char *outfile )
 	    }
 	}
 	assert(any);
-	iobuf_writestr(out, "\n" );
+	iobuf_writestr(out, LF );
 	if( opt.not_dash_escaped )
 	    iobuf_writestr( out,
-		"NotDashEscaped: You need GnuPG to verify this message\n" );
+		"NotDashEscaped: You need GnuPG to verify this message" LF );
-	iobuf_writestr(out, "\n" );
+	iobuf_writestr(out, LF );
     }
 
 

g10/status.c

@@ -72,38 +72,11 @@ progress_cb ( void *ctx, int c )
     write_status_text ( STATUS_PROGRESS, buf );
 }
 
-
+static const char *
-void
+get_status_string ( int no ) 
-set_status_fd ( int newfd )
-{
-    fd = newfd;
-    if ( fd != -1 ) {
-	register_primegen_progress ( progress_cb, "primegen" );
-	register_pk_dsa_progress ( progress_cb, "pk_dsa" );
-	register_pk_elg_progress ( progress_cb, "pk_elg" );
-    }
-}
-
-int
-is_status_enabled()
-{
-    return fd != -1;
-}
-
-void
-write_status ( int no )
-{
-    write_status_text( no, NULL );
-}
-
-void
-write_status_text ( int no, const char *text)
 {
     const char *s;
 
-    if( fd == -1 )
-	return;  /* not enabled */
-
     switch( no ) {
       case STATUS_ENTER  : s = "ENTER\n"; break;
       case STATUS_LEAVE  : s = "LEAVE\n"; break;
@@ -157,18 +130,118 @@ write_status_text ( int no, const char *text)
       case STATUS_PROGRESS	 : s = "PROGRESS\n"; break;
       case STATUS_SIG_CREATED	 : s = "SIG_CREATED\n"; break;
       case STATUS_SESSION_KEY	 : s = "SESSION_KEY\n"; break;
+      case STATUS_NOTATION_NAME  : s = "NOTATION_NAME\n" ; break;
+      case STATUS_NOTATION_DATA  : s = "NOTATION_DATA\n" ; break;
+      case STATUS_POLICY_URL     : s = "POLICY_URL\n" ; break;
       default: s = "?\n"; break;
     }
+    return s;
+}
 
-    write( fd, "[GNUPG:] ", 9 );
+void
+set_status_fd ( int newfd )
+{
+    fd = newfd;
+    if ( fd != -1 ) {
+	register_primegen_progress ( progress_cb, "primegen" );
+	register_pk_dsa_progress ( progress_cb, "pk_dsa" );
+	register_pk_elg_progress ( progress_cb, "pk_elg" );
+    }
+}
+
+int
+is_status_enabled()
+{
+    return fd != -1;
+}
+
+void
+write_status ( int no )
+{
+    write_status_text( no, NULL );
+}
+
+static void
+mywrite ( int fd, const char *buffer, size_t len )
+{
+    int nwritten;
+
+    do {
+        nwritten = write (fd, buffer, len );
+    } while (nwritten == -1 && errno == EINTR );
+}
+
+void
+write_status_text ( int no, const char *text)
+{
+    const char *s;
+
+    if( fd == -1 )
+	return;  /* not enabled */
+
+    s = get_status_string (no);
+
+    mywrite( fd, "[GNUPG:] ", 9 );
     if( text ) {
-	write( fd, s, strlen(s)-1 );
+	mywrite( fd, s, strlen(s)-1 );
-	write( fd, " ", 1 );
+	mywrite( fd, " ", 1 );
-	write( fd, text, strlen(text) );
+	mywrite( fd, text, strlen(text) );
-	write( fd, "\n", 1 );
+	mywrite( fd, "\n", 1 );
     }
     else
-	write( fd, s, strlen(s) );
+	mywrite( fd, s, strlen(s) );
+}
+
+
+/*
+ * Write a status line with a buffer using %XX escapes.  
+ * If WRAP is > 0 wrap the line after this length. 
+ */
+void
+write_status_buffer ( int no, const char *buffer, size_t len, int wrap )
+{
+    const char *s, *text;
+    int esc;
+    size_t n, count, dowrap;
+
+    if( fd == -1 )
+	return;  /* not enabled */
+
+    text = get_status_string (no);
+    count = dowrap = 1;
+    do {
+        if (dowrap) {
+            mywrite( fd, "[GNUPG:] ", 9 );
+            mywrite( fd, text, strlen(text)-1 );
+            mywrite( fd, " ", 1 );
+            count = dowrap = 0;
+        }
+        for (esc=0, s=buffer, n=len; n && !esc; s++, n-- ) {
+            if ( *s == '%' || *(const byte*)s <= ' ' ) 
+                esc = 1;
+            if ( wrap && ++count > wrap ) {
+                dowrap=1;
+                break;
+            }
+        }
+        if (esc) {
+            s--; n++;
+        }
+        if (s != buffer) 
+            mywrite ( fd, buffer, s-buffer );
+        if ( esc ) {
+            char buf[5];
+            sprintf (buf, "%%%02X", *(const byte*)s );
+            mywrite (fd, buf, 3 );
+            s++; n--;
+        }
+        buffer = s;
+        len = n;
+        if ( dowrap && len )
+            mywrite( fd, "\n", 1 );
+    } while ( len );
+
+    mywrite( fd, "\n", 1 );
 }
 
 

g10/status.h

@@ -82,13 +82,17 @@
 #define STATUS_PROGRESS 	50
 #define STATUS_SIG_CREATED	51
 #define STATUS_SESSION_KEY	52
-
+#define STATUS_NOTATION_NAME    53
+#define STATUS_NOTATION_DATA    54
+#define STATUS_POLICY_URL       55
 
 /*-- status.c --*/
 void set_status_fd ( int fd );
 int  is_status_enabled ( void );
 void write_status ( int no );
 void write_status_text ( int no, const char *text );
+void write_status_buffer ( int no,
+                           const char *buffer, size_t len, int wrap );
 
 #ifdef USE_SHM_COPROCESSING
   void init_shm_coprocessing ( ulong requested_shm_size, int lock_mem );