Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 582 insertions, 0 deletions

diff --git a/libkdenetwork/libgpgme-copy/gpgme/gpgme.c b/libkdenetwork/libgpgme-copy/gpgme/gpgme.c
new file mode 100644
index 000000000..6604cb08d
--- /dev/null
+++ b/libkdenetwork/libgpgme-copy/gpgme/gpgme.c
@@ -0,0 +1,582 @@
+/* gpgme.c - GnuPG Made Easy.
+   Copyright (C) 2000 Werner Koch (dd9jn)
+   Copyright (C) 2001, 2002, 2003, 2004, 2005 g10 Code GmbH
+
+   This file is part of GPGME.
+ 
+   GPGME is free software; you can redistribute it and/or modify it
+   under the terms of the GNU Lesser General Public License as
+   published by the Free Software Foundation; either version 2.1 of
+   the License, or (at your option) any later version.
+   
+   GPGME 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
+   Lesser General Public License for more details.
+   
+   You should have received a copy of the GNU Lesser General Public
+   License along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+   02111-1307, USA.  */
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include <errno.h>
+#include <locale.h>
+
+#include "util.h"
+#include "context.h"
+#include "ops.h"
+#include "wait.h"
+
+
+/* The default locale.  */
+DEFINE_STATIC_LOCK (def_lc_lock);
+static char *def_lc_ctype;
+static char *def_lc_messages;
+
+
+/* Create a new context as an environment for GPGME crypto
+   operations.  */
+gpgme_error_t
+gpgme_new (gpgme_ctx_t *r_ctx)
+{
+  gpgme_ctx_t ctx;
+
+  ctx = calloc (1, sizeof *ctx);
+  if (!ctx)
+    return gpg_error_from_errno (errno);
+
+  _gpgme_engine_info_copy (&ctx->engine_info);
+  if (!ctx->engine_info)
+    {
+      free (ctx);
+      return gpg_error_from_errno (errno);
+    }
+
+  ctx->keylist_mode = GPGME_KEYLIST_MODE_LOCAL;
+  ctx->include_certs = GPGME_INCLUDE_CERTS_DEFAULT;
+  ctx->protocol = GPGME_PROTOCOL_OpenPGP;
+  _gpgme_fd_table_init (&ctx->fdt);
+
+  LOCK (def_lc_lock);
+  if (def_lc_ctype)
+    {
+      ctx->lc_ctype = strdup (def_lc_ctype);
+      if (!ctx->lc_ctype)
+	{
+	  UNLOCK (def_lc_lock);
+	  _gpgme_engine_info_release (ctx->engine_info);
+	  free (ctx);
+	  return gpg_error_from_errno (errno);
+	}
+    }
+  else
+    def_lc_ctype = NULL;
+
+  if (def_lc_messages)
+    {
+      ctx->lc_messages = strdup (def_lc_messages);
+      if (!ctx->lc_messages)
+	{
+	  UNLOCK (def_lc_lock);
+	  if (ctx->lc_ctype)
+	    free (ctx->lc_ctype);
+	  _gpgme_engine_info_release (ctx->engine_info);
+	  free (ctx);
+	  return gpg_error_from_errno (errno);
+	}
+    }
+  else
+    def_lc_messages = NULL;
+  UNLOCK (def_lc_lock);
+
+  *r_ctx = ctx;
+  return 0;
+}
+
+
+/* Cancel a pending asynchronous operation.  */
+gpgme_error_t
+gpgme_cancel (gpgme_ctx_t ctx)
+{
+  gpgme_error_t err;
+
+  err = _gpgme_engine_cancel (ctx->engine);
+  if (err)
+    return err;
+
+  err = gpg_error (GPG_ERR_CANCELED);
+  _gpgme_engine_io_event (ctx->engine, GPGME_EVENT_DONE, &err);
+
+  return 0;
+}
+
+/* Release all resources associated with the given context.  */
+void
+gpgme_release (gpgme_ctx_t ctx)
+{
+  _gpgme_engine_release (ctx->engine);
+  _gpgme_fd_table_deinit (&ctx->fdt);
+  _gpgme_release_result (ctx);
+  gpgme_signers_clear (ctx);
+  if (ctx->signers)
+    free (ctx->signers);
+  if (ctx->lc_ctype)
+    free (ctx->lc_ctype);
+  if (ctx->lc_messages)
+    free (ctx->lc_messages);
+  _gpgme_engine_info_release (ctx->engine_info);
+  free (ctx);
+}
+
+
+void
+_gpgme_release_result (gpgme_ctx_t ctx)
+{
+  struct ctx_op_data *data = ctx->op_data;
+
+  while (data)
+    {
+      struct ctx_op_data *next_data = data->next;
+      if (data->cleanup)
+	(*data->cleanup) (data->hook);
+      free (data);
+      data = next_data;
+    }
+  ctx->op_data = NULL;
+}
+
+
+gpgme_error_t
+gpgme_set_protocol (gpgme_ctx_t ctx, gpgme_protocol_t protocol)
+{
+  if (protocol != GPGME_PROTOCOL_OpenPGP && protocol != GPGME_PROTOCOL_CMS)
+    return gpg_error (GPG_ERR_INV_VALUE);
+
+  if (ctx->protocol != protocol)
+    {
+      /* Shut down the engine when switching protocols.  */
+      if (ctx->engine)
+	{
+	  _gpgme_engine_release (ctx->engine);
+	  ctx->engine = NULL;
+	}
+
+      ctx->protocol = protocol;
+    }
+  return 0;
+}
+
+
+gpgme_protocol_t
+gpgme_get_protocol (gpgme_ctx_t ctx)
+{
+  return ctx->protocol;
+}
+
+
+const char *
+gpgme_get_protocol_name (gpgme_protocol_t protocol)
+{
+  switch (protocol)
+    {
+    case GPGME_PROTOCOL_OpenPGP:
+      return "OpenPGP";
+
+    case GPGME_PROTOCOL_CMS:
+      return "CMS";
+
+    default:
+      return NULL;
+    }
+}
+
+/* Enable or disable the use of an ascii armor for all output.  */
+void
+gpgme_set_armor (gpgme_ctx_t ctx, int yes)
+{
+  ctx->use_armor = yes;
+}
+
+
+/* Return the state of the armor flag.  */
+int
+gpgme_get_armor (gpgme_ctx_t ctx)
+{
+  return ctx->use_armor;
+}
+
+
+/* Enable or disable the use of the special textmode.  Textmode is for
+  example used for the RFC2015 signatures; note that the updated RFC
+  3156 mandates that the MUA does some preparations so that textmode
+  is not needed anymore.  */
+void
+gpgme_set_textmode (gpgme_ctx_t ctx, int yes)
+{
+  ctx->use_textmode = yes;
+}
+
+/* Return the state of the textmode flag.  */
+int
+gpgme_get_textmode (gpgme_ctx_t ctx)
+{
+  return ctx->use_textmode;
+}
+
+
+/* Set the number of certifications to include in an S/MIME message.
+   The default is GPGME_INCLUDE_CERTS_DEFAULT.  -1 means all certs,
+   and -2 means all certs except the root cert.  */
+void
+gpgme_set_include_certs (gpgme_ctx_t ctx, int nr_of_certs)
+{
+  if (nr_of_certs == GPGME_INCLUDE_CERTS_DEFAULT)
+    ctx->include_certs = GPGME_INCLUDE_CERTS_DEFAULT;
+  else if (nr_of_certs < -2)
+    ctx->include_certs = -2;
+  else
+    ctx->include_certs = nr_of_certs;
+}
+
+
+/* Get the number of certifications to include in an S/MIME
+   message.  */
+int
+gpgme_get_include_certs (gpgme_ctx_t ctx)
+{
+  return ctx->include_certs;
+}
+
+
+/* This function changes the default behaviour of the keylisting
+   functions.  MODE is a bitwise-OR of the GPGME_KEYLIST_* flags.  The
+   default mode is GPGME_KEYLIST_MODE_LOCAL.  */
+gpgme_error_t
+gpgme_set_keylist_mode (gpgme_ctx_t ctx, gpgme_keylist_mode_t mode)
+{
+  ctx->keylist_mode = mode;
+  return 0;
+}
+
+/* This function returns the default behaviour of the keylisting
+   functions.  */
+gpgme_keylist_mode_t
+gpgme_get_keylist_mode (gpgme_ctx_t ctx)
+{
+  return ctx->keylist_mode;
+}
+
+
+/* This function sets a callback function to be used to pass a
+   passphrase to gpg.  */
+void
+gpgme_set_passphrase_cb (gpgme_ctx_t ctx, gpgme_passphrase_cb_t cb,
+			 void *cb_value)
+{
+  ctx->passphrase_cb = cb;
+  ctx->passphrase_cb_value = cb_value;
+}
+
+
+/* This function returns the callback function to be used to pass a
+   passphrase to the crypto engine.  */
+void
+gpgme_get_passphrase_cb (gpgme_ctx_t ctx, gpgme_passphrase_cb_t *r_cb,
+			 void **r_cb_value)
+{
+  if (r_cb)
+    *r_cb = ctx->passphrase_cb;
+  if (r_cb_value)
+    *r_cb_value = ctx->passphrase_cb_value;
+}
+
+
+/* This function sets a callback function to be used as a progress
+   indicator.  */
+void
+gpgme_set_progress_cb (gpgme_ctx_t ctx, gpgme_progress_cb_t cb, void *cb_value)
+{
+  ctx->progress_cb = cb;
+  ctx->progress_cb_value = cb_value;
+}
+
+
+/* This function returns the callback function to be used as a
+   progress indicator.  */
+void
+gpgme_get_progress_cb (gpgme_ctx_t ctx, gpgme_progress_cb_t *r_cb,
+		       void **r_cb_value)
+{
+  if (r_cb)
+    *r_cb = ctx->progress_cb;
+  if (r_cb_value)
+    *r_cb_value = ctx->progress_cb_value;
+}
+
+
+/* Set the I/O callback functions for CTX to IO_CBS.  */
+void
+gpgme_set_io_cbs (gpgme_ctx_t ctx, gpgme_io_cbs_t io_cbs)
+{
+  if (io_cbs)
+    ctx->io_cbs = *io_cbs;
+  else
+    {
+      ctx->io_cbs.add = NULL;
+      ctx->io_cbs.add_priv = NULL;
+      ctx->io_cbs.remove = NULL;
+      ctx->io_cbs.event = NULL;
+      ctx->io_cbs.event_priv = NULL;
+    }
+}
+
+
+/* This function returns the callback function for I/O.  */
+void
+gpgme_get_io_cbs (gpgme_ctx_t ctx, gpgme_io_cbs_t io_cbs)
+{
+  *io_cbs = ctx->io_cbs;
+}
+
+
+/* This function sets the locale for the context CTX, or the default
+   locale if CTX is a null pointer.  */
+gpgme_error_t
+gpgme_set_locale (gpgme_ctx_t ctx, int category, const char *value)
+{
+  int failed = 0;
+  char *new_lc_ctype = NULL;
+  char *new_lc_messages = NULL;
+
+#define PREPARE_ONE_LOCALE(lcat, ucat)				\
+  if (!failed && value						\
+      && (category == LC_ALL || category == LC_ ## ucat))	\
+    {								\
+      new_lc_ ## lcat = strdup (value);				\
+      if (!new_lc_ ## lcat)					\
+        failed = 1;						\
+    }
+
+  PREPARE_ONE_LOCALE (ctype, CTYPE);
+#ifdef LC_MESSAGES
+  PREPARE_ONE_LOCALE (messages, MESSAGES);
+#endif
+
+  if (failed)
+    {
+      int saved_errno = errno;
+
+      if (new_lc_ctype)
+	free (new_lc_ctype);
+      if (new_lc_messages)
+	free (new_lc_messages);
+
+      return gpg_error_from_errno (saved_errno);
+    }
+
+#define SET_ONE_LOCALE(lcat, ucat)			\
+  if (category == LC_ALL || category == LC_ ## ucat)	\
+    {							\
+      if (ctx)						\
+	{						\
+	  if (ctx->lc_ ## lcat)				\
+	    free (ctx->lc_ ## lcat);			\
+	  ctx->lc_ ## lcat = new_lc_ ## lcat;		\
+	}						\
+      else						\
+	{						\
+	  if (def_lc_ ## lcat)				\
+	    free (def_lc_ ## lcat);			\
+	  def_lc_ ## lcat = new_lc_ ## lcat;		\
+	}						\
+    }
+
+  if (!ctx)
+    LOCK (def_lc_lock);
+  SET_ONE_LOCALE (ctype, CTYPE);
+#ifdef LC_MESSAGES
+  SET_ONE_LOCALE (messages, MESSAGES);
+#endif
+  if (!ctx)
+    UNLOCK (def_lc_lock);
+
+  return 0;
+}
+
+
+/* Get the information about the configured engines.  A pointer to the
+   first engine in the statically allocated linked list is returned.
+   The returned data is valid until the next gpgme_ctx_set_engine_info.  */
+gpgme_engine_info_t
+gpgme_ctx_get_engine_info (gpgme_ctx_t ctx)
+{
+  return ctx->engine_info;
+}
+
+
+/* Set the engine info for the context CTX, protocol PROTO, to the
+   file name FILE_NAME and the home directory HOME_DIR.  */
+gpgme_error_t
+gpgme_ctx_set_engine_info (gpgme_ctx_t ctx, gpgme_protocol_t proto,
+			   const char *file_name, const char *home_dir)
+{
+  /* Shut down the engine when changing engine info.  */
+  if (ctx->engine)
+    {
+      _gpgme_engine_release (ctx->engine);
+      ctx->engine = NULL;
+    }
+  return _gpgme_set_engine_info (ctx->engine_info, proto,
+				 file_name, home_dir);
+}
+
+
+/* Clear all notation data from the context.  */
+void
+gpgme_sig_notation_clear (gpgme_ctx_t ctx)
+{
+  gpgme_sig_notation_t notation;
+
+  if (!ctx)
+    return;
+
+  notation = ctx->sig_notations;
+  while (notation)
+    {
+      gpgme_sig_notation_t next_notation = notation->next;
+      _gpgme_sig_notation_free (notation);
+      notation = next_notation;
+    }
+}
+
+
+/* Add the human-readable notation data with name NAME and value VALUE
+   to the context CTX, using the flags FLAGS.  If NAME is NULL, then
+   VALUE should be a policy URL.  The flag
+   GPGME_SIG_NOTATION_HUMAN_READABLE is forced to be true for notation
+   data, and false for policy URLs.  */
+gpgme_error_t
+gpgme_sig_notation_add (gpgme_ctx_t ctx, const char *name,
+			const char *value, gpgme_sig_notation_flags_t flags)
+{
+  gpgme_error_t err;
+  gpgme_sig_notation_t notation;
+  gpgme_sig_notation_t *lastp;
+
+  if (!ctx)
+     gpg_error (GPG_ERR_INV_VALUE);
+
+  if (name)
+    flags |= GPGME_SIG_NOTATION_HUMAN_READABLE;
+  else
+    flags &= ~GPGME_SIG_NOTATION_HUMAN_READABLE;
+
+  err = _gpgme_sig_notation_create (&notation, name, name ? strlen (name) : 0,
+				    value, value ? strlen (value) : 0, flags);
+  if (err)
+    return err;
+
+  lastp = &ctx->sig_notations;
+  while (*lastp)
+    lastp = &(*lastp)->next;
+
+  *lastp = notation;
+  return 0;
+}
+
+
+/* Get the sig notations for this context.  */
+gpgme_sig_notation_t
+gpgme_sig_notation_get (gpgme_ctx_t ctx)
+{
+  if (!ctx)
+    return NULL;
+
+  return ctx->sig_notations;
+}
+  
+
+const char *
+gpgme_pubkey_algo_name (gpgme_pubkey_algo_t algo)
+{
+  switch (algo)
+    {
+    case GPGME_PK_RSA:
+      return "RSA";
+
+    case GPGME_PK_RSA_E:
+      return "RSA-E";
+
+    case GPGME_PK_RSA_S:
+      return "RSA-S";
+
+    case GPGME_PK_ELG_E:
+      return "ELG-E";
+
+    case GPGME_PK_DSA:
+      return "DSA";
+
+    case GPGME_PK_ELG:
+      return "ELG";
+
+    default:
+      return NULL;
+    }
+}
+
+
+const char *
+gpgme_hash_algo_name (gpgme_hash_algo_t algo)
+{
+  switch (algo)
+    {
+    case GPGME_MD_MD5:
+      return "MD5";
+
+    case GPGME_MD_SHA1:
+      return "SHA1";
+
+    case GPGME_MD_RMD160:
+      return "RIPEMD160";
+
+    case GPGME_MD_MD2:
+      return "MD2";
+
+    case GPGME_MD_TIGER:
+      return "TIGER192";
+
+    case GPGME_MD_HAVAL:
+      return "HAVAL";
+
+    case GPGME_MD_SHA256:
+      return "SHA256";
+
+    case GPGME_MD_SHA384:
+      return "SHA384";
+
+    case GPGME_MD_SHA512:
+      return "SHA512";
+
+    case GPGME_MD_MD4:
+      return "MD4";
+
+    case GPGME_MD_CRC32:
+      return "CRC32";
+
+    case GPGME_MD_CRC32_RFC1510:
+      return "CRC32RFC1510";
+
+    case GPGME_MD_CRC24_RFC2440:
+      return "CRC24RFC2440";
+
+    default:
+      return NULL;
+    }
+}