doc/

2003-04-27  Marcus Brinkmann  <marcus@g10code.de>

	* gpgme.texi (Encrypting a Plaintext): Add info about
	GpgmeEncryptResult and gpgme_op_encrypt_result.

gpgme/
2003-04-27  Marcus Brinkmann  <marcus@g10code.de>

	* gpgme.h (GpgmeEncryptResult): New data type.
	(gpgme_op_encrypt_result): New prototype.
	* ops.h (_gpgme_op_encrypt_init_result): New prototype.
	(_gpgme_op_encrypt_status_handler): Fix prototype.
	* encrypt-sign.c (_gpgme_op_encrypt_sign_start): Call
	_gpgme_op_encrypt_init_result.
	* encrypt.c: Do not include <stdio.h>, <assert.h>, "util.h" and
	"wait.h".  Include <errno.h> and "gpgme.h".
	(SKIP_TOKEN_OR_RETURN): Remove macro.
	(struct encrypt_result): Rename to ...
	(op_data_t): ... new data type.  Rewrite for user result data.
	(append_xml_encinfo): Remove function.
	(release_op_data): New function.
	(gpgme_op_encrypt_result): New function.
	(_gpgme_op_encrypt_status_handler): Change first argument to void *.
	Rewrite result parsing.
	(_gpgme_op_encrypt_sym_status_handler): Change first argument to
	void *.
	(_gpgme_op_encrypt_init_result): New function.
	(_gpgme_op_encrypt_start): Rename to ...
	(encrypt_start): ... this.
	(gpgme_op_encrypt_start): Use encrypt_start, not
	gpgme_op_encrypt_start.
	(gpgme_op_encrypt): Likewise.

tests/
2003-04-27  Marcus Brinkmann  <marcus@g10code.de>

	* gpg/t-sign.c: Rewritten.
	* gpgsm/t-sign.c: Rewritten.
	* gpg/t-encrypt.c: Check for invalid recipients.
	* gpgsm/t-encrypt.c: Likewise.

NEWS

@@ -82,6 +82,10 @@ Noteworthy changes in version 0.4.1 (unreleased)
    about the result of a signing operation in GpgmeSignResult,
    GpgmeInvalidUserID and GpgmeNewSignature objects.
 
+ * The new gpgme_op_encrypt_result function provides detailed
+   information about the result of an encryption operation in
+   a GpgmeEncryptResult object.
+
  * Interface changes relative to the 0.4.0 release:
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 GpgmeIOCb			CHANGED: Return type from void to GpgmeError.
@@ -120,6 +124,8 @@ GpgmeSignResult			NEW
 gpgme_op_sign_result		NEW
 gpgme_pubkey_algo_name		NEW
 gpgme_hash_algo_name		NEW
+GpgmeEncryptResult		NEW
+gpgme_op_encrypt_result		NEW
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 Noteworthy changes in version 0.4.0 (2002-12-23)

doc/ChangeLog

@@ -1,5 +1,8 @@
 2003-04-27  Marcus Brinkmann  <marcus@g10code.de>
 
+	* gpgme.texi (Encrypting a Plaintext): Add info about
+	GpgmeEncryptResult and gpgme_op_encrypt_result.
+
 	* gpgme.texi (Creating a Signature): Add info about
 	GpgmeNewSignature, GpgmeSignResult and gpgme_op_sign_result.
 	(Crypto Operations): Add GpgmeInvalidUserID.

doc/gpgme.texi

@@ -3357,6 +3357,30 @@ started successfully, @code{GPGME_Invalid_Value} if @var{ctx},
 recipients.
 @end deftypefun
 
+@deftp {Data type} {GpgmeEncryptResult}
+This is a pointer to a structure used to store the result of a
+@code{gpgme_op_encrypt} operation.  After successfully encrypting
+data, you can retrieve the pointer to the result with
+@code{gpgme_op_encrypt_result}.  The structure contains the following
+members:
+
+@table @code
+@item GpgmeInvalidUserID invalid_recipients
+A linked list with information about all invalid user IDs for which
+the data could not be encrypted.
+@end table
+@end deftp
+
+@deftypefun GpgmeEncryptResult gpgme_op_encrypt_result (@w{GpgmeCtx @var{ctx}})
+The function @code{gpgme_op_encrypt_result} returns a
+@code{GpgmeEncryptResult} pointer to a structure holding the result of
+a @code{gpgme_op_encrypt} operation.  The pointer is only valid if the
+last operation on the context was a @code{gpgme_op_encrypt} or
+@code{gpgme_op_encrypt_start} operation, and if this operation
+finished successfully.  The returned pointer is only valid until the
+next operation is started on the context.
+@end deftypefun
+
 
 @deftypefun GpgmeError gpgme_op_encrypt_sign (@w{GpgmeCtx @var{ctx}}, @w{GpgmeRecipients @var{rset}}, @w{GpgmeData @var{plain}}, @w{GpgmeData @var{cipher}})
 The function @code{gpgme_op_encrypt_sign} does a combined encrypt and

gpgme/ChangeLog

@@ -1,5 +1,30 @@
 2003-04-27  Marcus Brinkmann  <marcus@g10code.de>
 
+	* gpgme.h (GpgmeEncryptResult): New data type.
+	(gpgme_op_encrypt_result): New prototype.
+	* ops.h (_gpgme_op_encrypt_init_result): New prototype.
+	(_gpgme_op_encrypt_status_handler): Fix prototype.
+	* encrypt-sign.c (_gpgme_op_encrypt_sign_start): Call
+	_gpgme_op_encrypt_init_result.
+	* encrypt.c: Do not include <stdio.h>, <assert.h>, "util.h" and
+	"wait.h".  Include <errno.h> and "gpgme.h".
+	(SKIP_TOKEN_OR_RETURN): Remove macro.
+	(struct encrypt_result): Rename to ...
+	(op_data_t): ... new data type.  Rewrite for user result data.
+	(append_xml_encinfo): Remove function.
+	(release_op_data): New function.
+	(gpgme_op_encrypt_result): New function.
+	(_gpgme_op_encrypt_status_handler): Change first argument to void *.
+	Rewrite result parsing.
+	(_gpgme_op_encrypt_sym_status_handler): Change first argument to
+	void *.
+	(_gpgme_op_encrypt_init_result): New function.
+	(_gpgme_op_encrypt_start): Rename to ...
+	(encrypt_start): ... this.
+	(gpgme_op_encrypt_start): Use encrypt_start, not
+	gpgme_op_encrypt_start.
+	(gpgme_op_encrypt): Likewise.
+
 	* gpgme.h (GpgmePubKeyAlgo, GpgmeHashAlgo, GpgmeInvalidUserID,
 	GpgmeNewSignature, GpgmeSignResult): New data types.
 	(gpgme_op_sign_result, gpgme_pubkey_algo_name,
@@ -27,7 +52,6 @@
 	(sign_start): ... this.  Call _gpgme_op_sign_init_result.
 	(gpgme_op_sign_start): Use sign_start instead _gpgme_op_sign_start.
 	(gpgme_op_sign): Likewise.
-
 	* encrypt-sign.c (_gpgme_op_encrypt_sign_start): Call
 	_gpgme_op_sign_init_result.
 	

gpgme/encrypt-sign.c

@@ -51,6 +51,10 @@ _gpgme_op_encrypt_sign_start (GpgmeCtx ctx, int synchronous,
   if (err)
     return err;
 
+  err = _gpgme_op_encrypt_init_result (ctx);
+  if (err)
+    return err;
+
   err = _gpgme_op_sign_init_result (ctx);
   if (err)
     return err;

gpgme/encrypt.c

@@ -1,4 +1,4 @@
-/* encrypt.c - Encrypt functions.
+/* encrypt.c - Encrypt function.
    Copyright (C) 2000 Werner Koch (dd9jn)
    Copyright (C) 2001, 2002, 2003 g10 Code GmbH
 
@@ -21,144 +21,119 @@
 #if HAVE_CONFIG_H
 #include <config.h>
 #endif
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <assert.h>
+#include <errno.h>
 
-#include "util.h"
+#include "gpgme.h"
 #include "context.h"
 #include "ops.h"
-#include "wait.h"
 
-#define SKIP_TOKEN_OR_RETURN(a) do { \
+
-    while (*(a) && *(a) != ' ') (a)++; \
+typedef struct
-    while (*(a) == ' ') (a)++; \
-    if (!*(a)) \
-        return; /* oops */ \
-} while (0)
-
-struct encrypt_result
 {
-  int no_valid_recipients;
+  struct _gpgme_op_encrypt_result result;
-  int invalid_recipients;
+
-  GpgmeData xmlinfo;
+  /* A pointer to the next pointer of the last invalid recipient in
-};
+     the list.  This makes appending new invalid recipients painless
-typedef struct encrypt_result *EncryptResult;
+     while preserving the order.  */
+  GpgmeInvalidUserID *lastp;
+} *op_data_t;
+
 
 static void
-release_encrypt_result (void *hook)
+release_op_data (void *hook)
 {
-  EncryptResult result = (EncryptResult) hook;
+  op_data_t opd = (op_data_t) hook;
+  GpgmeInvalidUserID invalid_recipient = opd->result.invalid_recipients;
 
-  gpgme_data_release (result->xmlinfo);
+  while (invalid_recipient)
+    {
+      GpgmeInvalidUserID next = invalid_recipient->next;
+      free (invalid_recipient->id);
+      invalid_recipient = next;
+    }
 }
 
 
-/* Parse the args and save the information in an XML structure.  With
+GpgmeEncryptResult
-   args of NULL the xml structure is closed.  */
+gpgme_op_encrypt_result (GpgmeCtx ctx)
-static void
-append_xml_encinfo (GpgmeData *rdh, char *args)
 {
-  GpgmeData dh;
+  op_data_t opd;
-  char helpbuf[100];
+  GpgmeError err;
 
-  if (!*rdh)
+  err = _gpgme_op_data_lookup (ctx, OPDATA_ENCRYPT, (void **) &opd, -1, NULL);
-    {
+  if (err || !opd)
-      if (gpgme_data_new (rdh))
+    return NULL;
-	return; /* FIXME: We are ignoring out-of-core.  */
-      dh = *rdh;
-      _gpgme_data_append_string (dh, "<GnupgOperationInfo>\n");
-    }
-  else
-    {
-      dh = *rdh;
-      _gpgme_data_append_string (dh, "  </encryption>\n");
-    }
 
-  if (!args)
+  return &opd->result;
-    {
-      /* Just close the XML containter.  */
-      _gpgme_data_append_string (dh, "</GnupgOperationInfo>\n");
-      return;
-    }
-
-  _gpgme_data_append_string (dh, "  <encryption>\n"
-			     "    <error>\n"
-			     "      <invalidRecipient/>\n");
-    
-  sprintf (helpbuf, "      <reason>%d</reason>\n", atoi (args));
-  _gpgme_data_append_string (dh, helpbuf);
-  SKIP_TOKEN_OR_RETURN (args);
-
-  _gpgme_data_append_string (dh, "      <name>");
-  _gpgme_data_append_percentstring_for_xml (dh, args);
-  _gpgme_data_append_string (dh, "</name>\n"
-			     "    </error>\n");
 }
 
-
+
 GpgmeError
-_gpgme_encrypt_status_handler (GpgmeCtx ctx, GpgmeStatusCode code, char *args)
+_gpgme_encrypt_status_handler (void *priv, GpgmeStatusCode code, char *args)
 {
-  GpgmeError err = 0;
+  GpgmeCtx ctx = (GpgmeCtx) priv;
-  EncryptResult result;
+  GpgmeError err;
+  op_data_t opd;
+
+  err = _gpgme_op_data_lookup (ctx, OPDATA_ENCRYPT, (void **) &opd,
+			       -1, NULL);
+  if (err)
+    return err;
 
   switch (code)
     {
     case GPGME_STATUS_EOF:
-      err = _gpgme_op_data_lookup (ctx, OPDATA_ENCRYPT, (void **) &result,
+      if (opd->result.invalid_recipients)
-				   -1, NULL);
+	return GPGME_Invalid_UserID;
-      if (!err)
-	{
-	  if (result && result->xmlinfo)
-	    {
-	      append_xml_encinfo (&result->xmlinfo, NULL);
-	      _gpgme_set_op_info (ctx, result->xmlinfo);
-	      result->xmlinfo = NULL;
-	    }
-	  if (result && result->no_valid_recipients) 
-	    return GPGME_No_UserID;
-	  if (result && result->invalid_recipients) 
-	    return GPGME_Invalid_UserID;
-	}
       break;
 
     case GPGME_STATUS_INV_RECP:
-      err = _gpgme_op_data_lookup (ctx, OPDATA_ENCRYPT, (void **) &result,
+      err = _gpgme_parse_inv_userid (args, opd->lastp);
-				   sizeof (*result), release_encrypt_result);
+      if (err)
-      if (!err)
+	return err;
-	{
+
-	  result->invalid_recipients++;
+      opd->lastp = &(*opd->lastp)->next;
-	  append_xml_encinfo (&result->xmlinfo, args);
-	}
       break;
 
     case GPGME_STATUS_NO_RECP:
-      err = _gpgme_op_data_lookup (ctx, OPDATA_ENCRYPT, (void **) &result,
+      /* Should not happen, because we require at least one recipient.  */
-				   sizeof (*result), release_encrypt_result);
+      return GPGME_No_UserID;
-      if (!err)
-	result->no_valid_recipients = 1;
-      break;
 
     default:
       break;
     }
-  return err;
+  return 0;
 }
 
 
 GpgmeError
-_gpgme_encrypt_sym_status_handler (GpgmeCtx ctx, GpgmeStatusCode code,
+_gpgme_encrypt_sym_status_handler (void *priv, GpgmeStatusCode code,
 				   char *args)
 {
-  return _gpgme_passphrase_status_handler (ctx, code, args);
+  return _gpgme_passphrase_status_handler (priv, code, args);
+}
+
+
+GpgmeError
+_gpgme_op_encrypt_init_result (GpgmeCtx ctx)
+{
+  GpgmeError err;
+  op_data_t opd;
+
+  err = _gpgme_op_data_lookup (ctx, OPDATA_ENCRYPT, (void **) &opd,
+			       sizeof (*opd), release_op_data);
+  if (err)
+    return err;
+  opd->lastp = &opd->result.invalid_recipients;
+  return 0;
 }
 
 
 static GpgmeError
-_gpgme_op_encrypt_start (GpgmeCtx ctx, int synchronous,
+encrypt_start (GpgmeCtx ctx, int synchronous, GpgmeRecipients recp,
-			 GpgmeRecipients recp, GpgmeData plain, GpgmeData cipher)
+	       GpgmeData plain, GpgmeData cipher)
 {
   GpgmeError err;
   int symmetric = 0;
@@ -167,6 +142,10 @@ _gpgme_op_encrypt_start (GpgmeCtx ctx, int synchronous,
   if (err)
     return err;
 
+  err = _gpgme_op_encrypt_init_result (ctx);
+  if (err)
+    return err;
+
   if (!recp)
     symmetric = 1;
   else if (gpgme_recipients_count (recp) == 0)
@@ -200,30 +179,19 @@ _gpgme_op_encrypt_start (GpgmeCtx ctx, int synchronous,
 
 GpgmeError
 gpgme_op_encrypt_start (GpgmeCtx ctx, GpgmeRecipients recp, GpgmeData plain,
-			GpgmeData ciph)
+			GpgmeData cipher)
 {
-  return _gpgme_op_encrypt_start (ctx, 0, recp, plain, ciph);
+  return encrypt_start (ctx, 0, recp, plain, cipher);
 }
 
 
-/**
+/* Encrypt plaintext PLAIN within CTX for the recipients RECP and
- * gpgme_op_encrypt:
+   store the resulting ciphertext in CIPHER.  */
- * @c: The context
- * @recp: A set of recipients 
- * @in: plaintext input
- * @out: ciphertext output
- * 
- * This function encrypts @in to @out for all recipients from
- * @recp.  Other parameters are take from the context @c.
- * The function does wait for the result.
- * 
- * Return value:  0 on success or an errorcode. 
- **/
 GpgmeError
 gpgme_op_encrypt (GpgmeCtx ctx, GpgmeRecipients recp,
 		  GpgmeData plain, GpgmeData cipher)
 {
-  int err = _gpgme_op_encrypt_start (ctx, 1, recp, plain, cipher);
+  int err = encrypt_start (ctx, 1, recp, plain, cipher);
   if (!err)
     err = _gpgme_wait_one (ctx);
   return err;

gpgme/gpgme.h

@@ -767,6 +767,17 @@ struct _gpgme_invalid_user_id
 typedef struct _gpgme_invalid_user_id *GpgmeInvalidUserID;
 
 
+/* Encryption.  */
+struct _gpgme_op_encrypt_result
+{
+  /* The list of invalid recipients.  */
+  GpgmeInvalidUserID invalid_recipients;
+};
+typedef struct _gpgme_op_encrypt_result *GpgmeEncryptResult;
+
+/* Retrieve a pointer to the result of the encrypt operation.  */
+GpgmeEncryptResult gpgme_op_encrypt_result (GpgmeCtx ctx);
+
 /* Encrypt plaintext PLAIN within CTX for the recipients RECP and
    store the resulting ciphertext in CIPHER.  */
 GpgmeError gpgme_op_encrypt_start (GpgmeCtx ctx,
@@ -786,6 +797,7 @@ GpgmeError gpgme_op_encrypt_sign (GpgmeCtx ctx,
 				  GpgmeRecipients recp,
 				  GpgmeData plain, GpgmeData cipher);
 
+
 /* Decrypt ciphertext CIPHER within CTX and store the resulting
    plaintext in PLAIN.  */
 GpgmeError gpgme_op_decrypt_start (GpgmeCtx ctx,

gpgme/ops.h

@@ -96,10 +96,17 @@ GpgmeError _gpgme_sign_status_handler (void *priv, GpgmeStatusCode code,
 				       char *args);
 
 
-/*-- encrypt.c --*/
+/* From encrypt.c.  */
-GpgmeError _gpgme_encrypt_status_handler (GpgmeCtx ctx, GpgmeStatusCode code,
+
+/* Create an initial op data object for encrypt.  Needs to be called
+   once before calling _gpgme_encrypt_status_handler.  */
+GpgmeError _gpgme_op_encrypt_init_result (GpgmeCtx ctx);
+
+/* Process a status line for encryption operations.  */
+GpgmeError _gpgme_encrypt_status_handler (void *priv, GpgmeStatusCode code,
 					  char *args);
 
+
 /*-- passphrase.c --*/
 GpgmeError _gpgme_passphrase_status_handler (void *priv, GpgmeStatusCode code,
 					     char *args);

tests/ChangeLog

@@ -1,5 +1,10 @@
 2003-04-27  Marcus Brinkmann  <marcus@g10code.de>
 
+	* gpg/t-sign.c: Rewritten.
+	* gpgsm/t-sign.c: Rewritten.
+	* gpg/t-encrypt.c: Check for invalid recipients.
+	* gpgsm/t-encrypt.c: Likewise.
+
 	* gpg/t-import.c (check_result): Really use FPR.
 	* gpgsm/t-import.c (check_result): Rewritten.
 

tests/gpg/t-encrypt.c

@@ -1,4 +1,4 @@
-/* t-encrypt.c  - regression test
+/* t-encrypt.c - Regression test.
    Copyright (C) 2000 Werner Koch (dd9jn)
    Copyright (C) 2001, 2002, 2003 g10 Code GmbH
 
@@ -18,99 +18,89 @@
    along with GPGME; if not, write to the Free Software Foundation,
    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 
-#include <stdio.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <string.h>
-#include <assert.h>
 
 #include <gpgme.h>
 
-#define fail_if_err(a) do { if(a) {                                       \
+#define fail_if_err(err)					\
-                               fprintf (stderr, "%s:%d: GpgmeError %s\n", \
+  do								\
-                                __FILE__, __LINE__, gpgme_strerror(a));   \
+    {								\
-                                exit (1); }                               \
+      if (err)							\
-                             } while(0)
+        {							\
-
+          fprintf (stderr, "%s:%d: GpgmeError %s\n",		\
-static void
+                   __FILE__, __LINE__, gpgme_strerror (err));   \
-print_op_info (GpgmeCtx c)
+          exit (1);						\
-{
+        }							\
-  char *s = gpgme_get_op_info (c, 0);
+    }								\
-
+  while (0)
-  if (!s)
-    puts ("<!-- no operation info available -->");
-  else
-    {
-      puts (s);
-      free (s);
-    }
-}
 
 
 static void
 print_data (GpgmeData dh)
 {
-  char buf[100];
+#define BUF_SIZE 512
+  char buf[BUF_SIZE + 1];
   int ret;
   
   ret = gpgme_data_seek (dh, 0, SEEK_SET);
   if (ret)
     fail_if_err (GPGME_File_Error);
-  while ((ret = gpgme_data_read (dh, buf, 100)) > 0)
+  while ((ret = gpgme_data_read (dh, buf, BUF_SIZE)) > 0)
     fwrite (buf, ret, 1, stdout);
   if (ret < 0)
     fail_if_err (GPGME_File_Error);
 }
 
 
-
 int 
 main (int argc, char **argv)
 {
-    GpgmeCtx ctx;
+  GpgmeCtx ctx;
-    GpgmeError err;
+  GpgmeError err;
-    GpgmeData in, out;
+  GpgmeData in, out;
-    GpgmeRecipients rset;
+  GpgmeRecipients rset;
+  GpgmeEncryptResult result;
 
-    err = gpgme_engine_check_version (GPGME_PROTOCOL_OpenPGP);
+  err = gpgme_engine_check_version (GPGME_PROTOCOL_OpenPGP);
-    fail_if_err (err);
+  fail_if_err (err);
     
-  do {
+  err = gpgme_new (&ctx);
-    err = gpgme_new (&ctx);
+  fail_if_err (err);
-    fail_if_err (err);
+  gpgme_set_armor (ctx, 1);
-    gpgme_set_armor (ctx, 1);
 
-    err = gpgme_data_new_from_mem ( &in, "Hallo Leute\n", 12, 0 );
+  err = gpgme_data_new_from_mem (&in, "Hallo Leute\n", 12, 0);
-    fail_if_err (err);
+  fail_if_err (err);
 
-    err = gpgme_data_new ( &out );
+  err = gpgme_data_new (&out);
-    fail_if_err (err);
+  fail_if_err (err);
     
-    err = gpgme_recipients_new (&rset);
+  err = gpgme_recipients_new (&rset);
-    fail_if_err (err);
+  fail_if_err (err);
-    err = gpgme_recipients_add_name_with_validity (rset, "Bob",
+  err = gpgme_recipients_add_name_with_validity (rset, "Bob",
-                                                   GPGME_VALIDITY_FULL);
+						 GPGME_VALIDITY_FULL);
-    fail_if_err (err);
+  fail_if_err (err);
-    err = gpgme_recipients_add_name_with_validity (rset, "Alpha",
+  err = gpgme_recipients_add_name_with_validity (rset, "Alpha",
-                                                   GPGME_VALIDITY_FULL);
+						 GPGME_VALIDITY_FULL);
-    fail_if_err (err);
+  fail_if_err (err);
 
+  err = gpgme_op_encrypt (ctx, rset, in, out);
+  fail_if_err (err);
+  result = gpgme_op_encrypt_result (ctx);
+  if (result->invalid_recipients)
+    {
+      fprintf (stderr, "Invalid recipient encountered: %s\n",
+	       result->invalid_recipients->id);
+      exit (1);
+    }
+  print_data (out);
 
-    err = gpgme_op_encrypt (ctx, rset, in, out );
+  gpgme_recipients_release (rset);
-    print_op_info (ctx);
+  gpgme_data_release (in);
-    fail_if_err (err);
+  gpgme_data_release (out);
-
+  gpgme_release (ctx);
-    fflush (NULL);
+  return 0;
-    fputs ("Begin Result:\n", stdout );
-    print_data (out);
-    fputs ("End Result.\n", stdout );
-   
-    gpgme_recipients_release (rset);
-    gpgme_data_release (in);
-    gpgme_data_release (out);
-    gpgme_release (ctx);
-  } while ( argc > 1 && !strcmp( argv[1], "--loop" ) );
-   
-    return 0;
 }
 
 

tests/gpg/t-genkey.c

@@ -1,4 +1,4 @@
-/* t-genkey.c  - regression test
+/* t-genkey.c - regression test
    Copyright (C) 2000 Werner Koch (dd9jn)
    Copyright (C) 2001, 2003 g10 Code GmbH
 

tests/gpg/t-sign.c

@@ -1,62 +1,53 @@
-/* t-sign.c  - regression test
+/* t-sign.c - Regression test.
- *	Copyright (C) 2000 Werner Koch (dd9jn)
+   Copyright (C) 2000 Werner Koch (dd9jn)
- *      Copyright (C) 2001, 2003 g10 Code GmbH
+   Copyright (C) 2001, 2003 g10 Code GmbH
- *
+
- * This file is part of GPGME.
+   This file is part of GPGME.
- *
+ 
- * GPGME is free software; you can redistribute it and/or modify
+   GPGME is free software; you can redistribute it and/or modify it
- * it under the terms of the GNU General Public License as published by
+   under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+   (at your option) any later version.
- *
+ 
- * GPGME is distributed in the hope that it will be useful,
+   GPGME is distributed in the hope that it will be useful, but
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
+   WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * GNU General Public License for more details.
+   General Public License for more details.
- *
+ 
- * You should have received a copy of the GNU General Public License
+   You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
+   along with GPGME; if not, write to the Free Software Foundation,
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
- */
 
-#include <stdio.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <string.h>
-#include <assert.h>
 
 #include <gpgme.h>
 
-#define fail_if_err(a) do { if(a) {                                       \
+#define fail_if_err(err)					\
-                               fprintf (stderr, "%s:%d: GpgmeError %s\n", \
+  do								\
-                                __FILE__, __LINE__, gpgme_strerror(a));   \
+    {								\
-                                exit (1); }                               \
+      if (err)							\
-                             } while(0)
+        {							\
-
+          fprintf (stderr, "%s:%d: GpgmeError %s\n",		\
-static void
+                   __FILE__, __LINE__, gpgme_strerror (err));   \
-print_op_info (GpgmeCtx ctx)
+          exit (1);						\
-{
+        }							\
-  char *str = gpgme_get_op_info (ctx, 0);
+    }								\
-
+  while (0)
-  if (!str)
-    puts ("<!-- no operation info available -->");
-  else
-    {
-      puts (str);
-      free (str);
-    }
-}
 
 
 static void
 print_data (GpgmeData dh)
 {
-  char buf[100];
+#define BUF_SIZE 512
+  char buf[BUF_SIZE + 1];
   int ret;
   
   ret = gpgme_data_seek (dh, 0, SEEK_SET);
   if (ret)
     fail_if_err (GPGME_File_Error);
-  while ((ret = gpgme_data_read (dh, buf, 100)) > 0)
+  while ((ret = gpgme_data_read (dh, buf, BUF_SIZE)) > 0)
     fwrite (buf, ret, 1, stdout);
   if (ret < 0)
     fail_if_err (GPGME_File_Error);
@@ -64,89 +55,121 @@ print_data (GpgmeData dh)
 
 
 static GpgmeError
-passphrase_cb (void *opaque, const char *desc,
+passphrase_cb (void *opaque, const char *desc, void **hd, const char **result)
-	       void **r_hd, const char **result)
 {
+  /* Cleanup by looking at *hd.  */
   if (!desc)
-    /* Cleanup by looking at *r_hd.  */
     return 0;
 
   *result = "abc";
-  fprintf (stderr, "%% requesting passphrase for `%s': ", desc);
-  fprintf (stderr, "sending `%s'\n", *result);
-  
   return 0;
 }
 
 
-int 
+static void
-main (int argc, char **argv )
+check_result (GpgmeSignResult result, GpgmeSigMode type)
 {
-    GpgmeCtx ctx;
+  if (result->invalid_signers)
-    GpgmeError err;
+    {
-    GpgmeData in, out;
+      fprintf (stderr, "Invalid signer found: %s\n",
-    char *p;
+	       result->invalid_signers->id);
-
+      exit (1);
-  do {
+    }
-    err = gpgme_new (&ctx);
+  if (!result->signatures || result->signatures->next)
-    fail_if_err (err);
+    {
-
+      fprintf (stderr, "Unexpected number of signatures created\n");
-    p = getenv("GPG_AGENT_INFO");
+      exit (1);
-    if (!(p && strchr (p, ':')))
+    }
-      gpgme_set_passphrase_cb ( ctx, passphrase_cb, NULL );
+  if (result->signatures->type != type)
-
+    {
-    gpgme_set_textmode (ctx, 1);
+      fprintf (stderr, "Wrong type of signature created\n");
-    gpgme_set_armor (ctx, 1);
+      exit (1);
-
+    }
-    err = gpgme_data_new_from_mem ( &in, "Hallo Leute\n", 12, 0 );
+  if (result->signatures->pubkey_algo != GPGME_PK_DSA)
-    fail_if_err (err);
+    {
-
+      fprintf (stderr, "Wrong pubkey algorithm reported: %i\n",
-    /* first a normal signature */
+	       result->signatures->pubkey_algo);
-    err = gpgme_data_new ( &out );
+      exit (1);
-    fail_if_err (err);
+    }
-    err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_NORMAL );
+  if (result->signatures->hash_algo != GPGME_MD_SHA1)
-    fail_if_err (err);
+    {
-    fflush (NULL);
+      fprintf (stderr, "Wrong hash algorithm reported: %i\n",
-    fputs ("Begin Result:\n", stdout );
+	       result->signatures->hash_algo);
-    print_op_info (ctx);
+      exit (1);
-    print_data (out);
+    }
-    fputs ("End Result.\n", stdout );
+  if (result->signatures->class != 1)
-    gpgme_data_release (out);
+    {
-    gpgme_data_rewind (in);
+      fprintf (stderr, "Wrong signature class reported: %lu\n",
-    
+	       result->signatures->class);
-    /* now a detached signature */
+      exit (1);
-    err = gpgme_data_new ( &out );
+    }
-    fail_if_err (err);
+  if (strcmp ("A0FF4590BB6122EDEF6E3C542D727CC768697734",
-    err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_DETACH );
+	      result->signatures->fpr))
-    fail_if_err (err);
+    {
-    fflush (NULL);
+      fprintf (stderr, "Wrong fingerprint reported: %s\n",
-    print_op_info (ctx);
+	       result->signatures->fpr);
-    fputs ("Begin Result:\n", stdout );
+      exit (1);
-    print_data (out);
+    }
-    fputs ("End Result.\n", stdout );
+}
-    gpgme_data_release (out);
-    gpgme_data_rewind (in);
 
 
-    /* And finally a cleartext signature */
+int 
-    err = gpgme_data_new ( &out );
+main (int argc, char **argv)
-    fail_if_err (err);
+{
-    err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_CLEAR );
+  GpgmeCtx ctx;
-    fail_if_err (err);
+  GpgmeError err;
-    fflush (NULL);
+  GpgmeData in, out;
-    print_op_info (ctx);
+  GpgmeSignResult result;
-    fputs ("Begin Result:\n", stdout );
+  char *agent_info;
-    print_data (out);
-    fputs ("End Result.\n", stdout );
-    gpgme_data_release (out);
-    gpgme_data_rewind (in);
 
-    /* ready */
+  err = gpgme_new (&ctx);
-    gpgme_data_release (in);
+  fail_if_err (err);
-    gpgme_release (ctx);
-  } while ( argc > 1 && !strcmp( argv[1], "--loop" ) );
 
-    return 0;
+  agent_info = getenv("GPG_AGENT_INFO");
+  if (!(agent_info && strchr (agent_info, ':')))
+    gpgme_set_passphrase_cb (ctx, passphrase_cb, NULL);
+
+  gpgme_set_textmode (ctx, 1);
+  gpgme_set_armor (ctx, 1);
+
+  err = gpgme_data_new_from_mem (&in, "Hallo Leute\n", 12, 0);
+  fail_if_err (err);
+
+  /* First a normal signature.  */
+  err = gpgme_data_new (&out);
+  fail_if_err (err);
+  err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_NORMAL);
+  fail_if_err (err);
+  result = gpgme_op_sign_result (ctx);
+  check_result (result, GPGME_SIG_MODE_NORMAL);
+  print_data (out);
+  gpgme_data_release (out);
+    
+  /* Now a detached signature.  */ 
+  gpgme_data_rewind (in);
+  err = gpgme_data_new (&out);
+  fail_if_err (err);
+  err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_DETACH);
+  fail_if_err (err);
+  result = gpgme_op_sign_result (ctx);
+  check_result (result, GPGME_SIG_MODE_DETACH);
+  print_data (out);
+  gpgme_data_release (out);
+
+  /* And finally a cleartext signature.  */
+  gpgme_data_rewind (in);
+  err = gpgme_data_new (&out);
+  fail_if_err (err);
+  err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_CLEAR);
+  fail_if_err (err);
+  result = gpgme_op_sign_result (ctx);
+  check_result (result, GPGME_SIG_MODE_CLEAR);
+  print_data (out);
+  gpgme_data_release (out);
+
+  gpgme_data_release (in);
+  gpgme_release (ctx);
+  return 0;
 }
 
 

tests/gpgsm/t-encrypt.c

@@ -1,4 +1,4 @@
-/* t-encrypt.c  - regression test
+/* t-encrypt.c - Regression test.
    Copyright (C) 2000 Werner Koch (dd9jn)
    Copyright (C) 2001, 2002, 2003 g10 Code GmbH
 
@@ -18,44 +18,36 @@
    along with GPGME; if not, write to the Free Software Foundation,
    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 
-#include <stdio.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <string.h>
-#include <assert.h>
 
 #include <gpgme.h>
 
-#define fail_if_err(a) do { if(a) {                                       \
+#define fail_if_err(err)					\
-                               fprintf (stderr, "%s:%d: GpgmeError %s\n", \
+  do								\
-                                __FILE__, __LINE__, gpgme_strerror(a));   \
+    {								\
-                                exit (1); }                               \
+      if (err)							\
-                             } while(0)
+        {							\
-
+          fprintf (stderr, "%s:%d: GpgmeError %s\n",		\
-static void
+                   __FILE__, __LINE__, gpgme_strerror (err));   \
-print_op_info (GpgmeCtx ctx)
+          exit (1);						\
-{
+        }							\
-  char *str = gpgme_get_op_info (ctx, 0);
+    }								\
-
+  while (0)
-  if (!str)
-    puts ("<!-- no operation info available -->");
-  else
-    {
-      puts (str);
-      free (str);
-    }
-}
 
 
 static void
 print_data (GpgmeData dh)
 {
-  char buf[100];
+#define BUF_SIZE 512
+  char buf[BUF_SIZE + 1];
   int ret;
   
   ret = gpgme_data_seek (dh, 0, SEEK_SET);
   if (ret)
     fail_if_err (GPGME_File_Error);
-  while ((ret = gpgme_data_read (dh, buf, 100)) > 0)
+  while ((ret = gpgme_data_read (dh, buf, BUF_SIZE)) > 0)
     fwrite (buf, ret, 1, stdout);
   if (ret < 0)
     fail_if_err (GPGME_File_Error);
@@ -63,73 +55,48 @@ print_data (GpgmeData dh)
 
 
 int 
-main (int argc, char **argv )
+main (int argc, char **argv)
 {
-    GpgmeCtx ctx;
+  GpgmeCtx ctx;
-    GpgmeError err;
+  GpgmeError err;
-    GpgmeData in, out;
+  GpgmeData in, out;
-    GpgmeRecipients rset;
+  GpgmeRecipients rset;
-    int loop = 0;
+  GpgmeEncryptResult result;
 
-    /* simple option parser; ignoring unknown options */
+  err = gpgme_engine_check_version (GPGME_PROTOCOL_CMS);
-    if (argc)
+  fail_if_err (err);
-      {
-        argc--;
-        argv++;
-      }
-    while (argc && **argv == '-' )
-      {
-        if (!strcmp (*argv, "--loop"))
-          loop++;
 
-        argc--;
+  err = gpgme_new (&ctx);
-        argv++;
+  fail_if_err (err);
-        if (!strcmp (argv[-1], "--"))
+  gpgme_set_protocol (ctx, GPGME_PROTOCOL_CMS);
-          break;
+  gpgme_set_armor (ctx, 1);
-      }
 
+  err = gpgme_data_new_from_mem (&in, "Hallo Leute\n", 12, 0);
+  fail_if_err (err);
 
-    err = gpgme_engine_check_version (GPGME_PROTOCOL_CMS);
+  err = gpgme_data_new (&out);
-    fail_if_err (err);
+  fail_if_err (err);
     
-  do {
+  err = gpgme_recipients_new (&rset);
-    err = gpgme_new (&ctx);
+  fail_if_err (err);
-    fail_if_err (err);
+  err = gpgme_recipients_add_name_with_validity (rset, "test cert 1",
-    gpgme_set_protocol (ctx, GPGME_PROTOCOL_CMS);
+						 GPGME_VALIDITY_FULL);
-    gpgme_set_armor (ctx, 1);
+  fail_if_err (err);
 
-    err = gpgme_data_new_from_mem ( &in, "Hallo Leute\n", 12, 0 );
+  err = gpgme_op_encrypt (ctx, rset, in, out);
-    fail_if_err (err);
+  fail_if_err (err);
+  result = gpgme_op_encrypt_result (ctx);
+  if (result->invalid_recipients)
+    {
+      fprintf (stderr, "Invalid recipient encountered: %s\n",
+	       result->invalid_recipients->id);
+      exit (1);
+    }
+  print_data (out);
 
-    err = gpgme_data_new ( &out );
+  gpgme_recipients_release (rset);
-    fail_if_err (err);
+  gpgme_data_release (in);
-
+  gpgme_data_release (out);
-    err = gpgme_recipients_new (&rset);
+  gpgme_release (ctx);
-    fail_if_err (err);
+  return 0;
-    if (argc)
-      err = gpgme_recipients_add_name_with_validity (rset, *argv,
-						     GPGME_VALIDITY_FULL);
-    else
-      err = gpgme_recipients_add_name_with_validity (rset, "test cert 1",
-						     GPGME_VALIDITY_FULL);
-    fail_if_err (err);
-
-    err = gpgme_op_encrypt (ctx, rset, in, out );
-    print_op_info (ctx);
-    fail_if_err (err);
-
-    fflush (NULL);
-    fputs ("Begin Result:\n", stdout );
-    print_data (out);
-    fputs ("End Result.\n", stdout );
-   
-    gpgme_recipients_release (rset);
-    gpgme_data_release (in);
-    gpgme_data_release (out);
-    gpgme_release (ctx);
-  } while (loop);
-   
-    return 0;
 }
-
-

tests/gpgsm/t-genkey.c

@@ -38,38 +38,25 @@
   while (0)
 
 
-void
+static void
-dump_data (GpgmeData dh)
+print_data (GpgmeData dh)
 {
 #define BUF_SIZE 512
-  char buffer[BUF_SIZE + 1];
+  char buf[BUF_SIZE + 1];
-  int bufread;
+  int ret;
   
-  gpgme_data_rewind (dh);
+  ret = gpgme_data_seek (dh, 0, SEEK_SET);
-
+  if (ret)
-  do
+    fail_if_err (GPGME_File_Error);
-    {
+  while ((ret = gpgme_data_read (dh, buf, BUF_SIZE)) > 0)
-      bufread = gpgme_data_read (dh, buffer, BUF_SIZE);
+    fwrite (buf, ret, 1, stdout);
-      if (bufread > 0)
+  if (ret < 0)
-	{
+    fail_if_err (GPGME_File_Error);
-	  buffer[bufread] = '\0';
-	  printf ("%s", buffer);
-	}
-    }
-  while (bufread > 0);
-
-  if (bufread < 0)
-    {
-      fprintf (stderr, "%s:%d: gpgme_data_read failed: %s\n",
-	       __FILE__, __LINE__, strerror (errno));
-      exit (1);
-    }
-  printf ("\n");
 }
 
 
 /* True if progress function printed something on the screen.  */
-int progress_called;
+static int progress_called;
 
 static void
 progress (void *self, const char *what, int type, int current, int total)
@@ -156,7 +143,7 @@ main (int argc, char **argv)
     }
   gpgme_release (ctx);
 
-  dump_data (certreq);
+  print_data (certreq);
   gpgme_data_release (certreq);
 
   return 0;

tests/gpgsm/t-sign.c

@@ -1,118 +1,151 @@
-/* t-sign.c  - regression test
+/* t-sign.c - Regression test.
- *	Copyright (C) 2000 Werner Koch (dd9jn)
+   Copyright (C) 2000 Werner Koch (dd9jn)
- *      Copyright (C) 2001 g10 Code GmbH
+   Copyright (C) 2001, 2003 g10 Code GmbH
- *
+
- * This file is part of GPGME.
+   This file is part of GPGME.
- *
+ 
- * GPGME is free software; you can redistribute it and/or modify
+   GPGME is free software; you can redistribute it and/or modify it
- * it under the terms of the GNU General Public License as published by
+   under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+   (at your option) any later version.
- *
+ 
- * GPGME is distributed in the hope that it will be useful,
+   GPGME is distributed in the hope that it will be useful, but
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
+   WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * GNU General Public License for more details.
+   General Public License for more details.
- *
+ 
- * You should have received a copy of the GNU General Public License
+   You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
+   along with GPGME; if not, write to the Free Software Foundation,
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
- */
 
-#include <stdio.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <string.h>
-#include <assert.h>
 
 #include <gpgme.h>
 
-#define fail_if_err(a) do { if(a) {                                       \
+#define fail_if_err(err)					\
-                               fprintf (stderr, "%s:%d: GpgmeError %s\n", \
+  do								\
-                                __FILE__, __LINE__, gpgme_strerror(a));   \
+    {								\
-                                exit (1); }                               \
+      if (err)							\
-                             } while(0)
+        {							\
-
+          fprintf (stderr, "%s:%d: GpgmeError %s\n",		\
-static void
+                   __FILE__, __LINE__, gpgme_strerror (err));   \
-print_op_info (GpgmeCtx ctx)
+          exit (1);						\
-{
+        }							\
-  char *str = gpgme_get_op_info (ctx, 0);
+    }								\
-
+  while (0)
-  if (!str)
-    puts ("<!-- no operation info available -->");
-  else
-    {
-      puts (str);
-      free (str);
-    }
-}
 
 
 static void
 print_data (GpgmeData dh)
 {
-  char buf[100];
+#define BUF_SIZE 512
+  char buf[BUF_SIZE + 1];
   int ret;
   
   ret = gpgme_data_seek (dh, 0, SEEK_SET);
   if (ret)
     fail_if_err (GPGME_File_Error);
-  while ((ret = gpgme_data_read (dh, buf, 100)) > 0)
+  while ((ret = gpgme_data_read (dh, buf, BUF_SIZE)) > 0)
     fwrite (buf, ret, 1, stdout);
   if (ret < 0)
     fail_if_err (GPGME_File_Error);
 }
 
 
+static void
+check_result (GpgmeSignResult result, GpgmeSigMode type)
+{
+  if (result->invalid_signers)
+    {
+      fprintf (stderr, "Invalid signer found: %s\n",
+	       result->invalid_signers->id);
+      exit (1);
+    }
+  if (!result->signatures || result->signatures->next)
+    {
+      fprintf (stderr, "Unexpected number of signatures created\n");
+      exit (1);
+    }
+  if (result->signatures->type != type)
+    {
+      fprintf (stderr, "Wrong type of signature created\n");
+      exit (1);
+    }
+  if (result->signatures->pubkey_algo != GPGME_PK_RSA)
+    {
+      fprintf (stderr, "Wrong pubkey algorithm reported: %i\n",
+	       result->signatures->pubkey_algo);
+      exit (1);
+    }
+  if (result->signatures->hash_algo != GPGME_MD_SHA1)
+    {
+      fprintf (stderr, "Wrong hash algorithm reported: %i\n",
+	       result->signatures->hash_algo);
+      exit (1);
+    }
+  if (result->signatures->class != 0)
+    {
+      fprintf (stderr, "Wrong signature class reported: %lu\n",
+	       result->signatures->class);
+      exit (1);
+    }
+  if (strcmp ("3CF405464F66ED4A7DF45BBDD1E4282E33BDB76E",
+	      result->signatures->fpr))
+    {
+      fprintf (stderr, "Wrong fingerprint reported: %s\n",
+	       result->signatures->fpr);
+      exit (1);
+    }
+}
+
+
 int 
 main (int argc, char **argv)
 {
-    GpgmeCtx ctx;
+  GpgmeCtx ctx;
-    GpgmeError err;
+  GpgmeError err;
-    GpgmeData in, out;
+  GpgmeData in, out;
+  GpgmeSignResult result;
 
-  do {
+  err = gpgme_engine_check_version (GPGME_PROTOCOL_CMS);
-    err = gpgme_new (&ctx);
+  fail_if_err (err);
-    fail_if_err (err);
-    gpgme_set_protocol (ctx, GPGME_PROTOCOL_CMS);
-    gpgme_set_textmode (ctx, 1);
-    gpgme_set_armor (ctx, 1);
 
-    err = gpgme_data_new_from_mem ( &in, "Hallo Leute!\n", 13, 0 );
+  err = gpgme_new (&ctx);
-    fail_if_err (err);
+  fail_if_err (err);
 
-    /* first a normal signature */
+  gpgme_set_protocol (ctx, GPGME_PROTOCOL_CMS);
-    err = gpgme_data_new ( &out );
+  gpgme_set_textmode (ctx, 1);
-    fail_if_err (err);
+  gpgme_set_armor (ctx, 1);
-    err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_NORMAL );
-    fail_if_err (err);
-    fflush (NULL);
-    fputs ("Begin Result:\n", stdout );
-    print_op_info (ctx);
-    print_data (out);
-    fputs ("End Result.\n", stdout );
-    gpgme_data_release (out);
-    gpgme_data_rewind (in);
 
-    /* now a detached signature */
+  err = gpgme_data_new_from_mem (&in, "Hallo Leute!\n", 13, 0);
-    err = gpgme_data_new ( &out );
+  fail_if_err (err);
-    fail_if_err (err);
-    err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_DETACH );
-    fail_if_err (err);
-    fflush (NULL);
-    print_op_info (ctx);
-    fputs ("Begin Result:\n", stdout );
-    print_data (out);
-    fputs ("End Result.\n", stdout );
-    gpgme_data_release (out);
-    gpgme_data_rewind (in);
 
+  /* First a normal signature.  */
+  err = gpgme_data_new (&out);
+  fail_if_err (err);
+  err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_NORMAL);
+  fail_if_err (err);
+  result = gpgme_op_sign_result (ctx);
+  check_result (result, GPGME_SIG_MODE_NORMAL);
+  print_data (out);
+  gpgme_data_release (out);
     
-    /* ready */
+  /* Now a detached signature.  */ 
-    gpgme_data_release (in);
+  gpgme_data_rewind (in);
-    gpgme_release (ctx);
+  err = gpgme_data_new (&out);
-  } while ( argc > 1 && !strcmp( argv[1], "--loop" ) );
+  fail_if_err (err);
+  err = gpgme_op_sign (ctx, in, out, GPGME_SIG_MODE_DETACH);
+  fail_if_err (err);
+  result = gpgme_op_sign_result (ctx);
+  check_result (result, GPGME_SIG_MODE_DETACH);
+  print_data (out);
+  gpgme_data_release (out);
 
-    return 0;
+  gpgme_data_release (in);
+  gpgme_release (ctx);
+  return 0;
 }