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+From: Jameson Graef Rollins <jrollins@finestructure.net>\r
+To: Notmuch Mail <notmuch@notmuchmail.org>\r
+Subject: [PATCH v2 5/5] cli: lazily create the crypto gpg context only when\r
+ needed\r
+Date: Fri, 18 May 2012 10:32:37 -0700\r
+Message-Id: <1337362357-31281-6-git-send-email-jrollins@finestructure.net>\r
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+\r
+Move the creation of the crypto ctx into mime-node.c and create it\r
+only when needed. This removes code duplication from notmuch-show and\r
+notmuch-reply, and should speed up these functions considerably if the\r
+crypto flags are provided but the messages don't have any\r
+cryptographic parts.\r
+---\r
+ mime-node.c | 25 +++++++++++++++++++++++++\r
+ notmuch-client.h | 3 ++-\r
+ notmuch-reply.c | 19 -------------------\r
+ notmuch-show.c | 23 -----------------------\r
+ 4 files changed, 27 insertions(+), 43 deletions(-)\r
+\r
+diff --git a/mime-node.c b/mime-node.c\r
+index 3adbe5a..592e0b6 100644\r
+--- a/mime-node.c\r
++++ b/mime-node.c\r
+@@ -182,6 +182,31 @@ _mime_node_create (mime_node_t *parent, GMimeObject *part)\r
+ return NULL;\r
+ }\r
+ \r
++ /* Lazily create the gpgctx if it's needed and hasn't been initialized yet */\r
++ if ((GMIME_IS_MULTIPART_ENCRYPTED (part) || GMIME_IS_MULTIPART_SIGNED (part))\r
++ && (node->ctx->crypto->verify || node->ctx->crypto->decrypt)) {\r
++ if (!node->ctx->crypto->gpgctx) {\r
++#ifdef GMIME_ATLEAST_26\r
++ /* TODO: GMimePasswordRequestFunc */\r
++ node->ctx->crypto->gpgctx = g_mime_gpg_context_new (NULL, "gpg");\r
++#else\r
++ GMimeSession* session = g_object_new (g_mime_session_get_type(), NULL);\r
++ node->ctx->crypto->gpgctx = g_mime_gpg_context_new (session, "gpg");\r
++ g_object_unref (session);\r
++#endif\r
++ if (node->ctx->crypto->gpgctx) {\r
++ g_mime_gpg_context_set_always_trust ((GMimeGpgContext*) node->ctx->crypto->gpgctx, FALSE);\r
++ } else {\r
++ /* If we fail to create the gpgctx set the verify and\r
++ * decrypt flags to FALSE so we don't try to do any\r
++ * further verification or decryption */\r
++ node->ctx->crypto->verify = FALSE;\r
++ node->ctx->crypto->decrypt = FALSE;\r
++ fprintf (stderr, "Failed to construct gpg context.\n");\r
++ }\r
++ }\r
++ }\r
++\r
+ /* Handle PGP/MIME parts */\r
+ if (GMIME_IS_MULTIPART_ENCRYPTED (part) && node->ctx->crypto->decrypt) {\r
+ if (node->nchildren != 2) {\r
+diff --git a/notmuch-client.h b/notmuch-client.h\r
+index c671c13..c79eaa9 100644\r
+--- a/notmuch-client.h\r
++++ b/notmuch-client.h\r
+@@ -348,7 +348,8 @@ struct mime_node {\r
+ /* Construct a new MIME node pointing to the root message part of\r
+ * message. If crypto->verify is true, signed child parts will be\r
+ * verified. If crypto->decrypt is true, encrypted child parts will be\r
+- * decrypted.\r
++ * decrypted. The GPG context crypto->gpgctx does not need to be\r
++ * pre-initialized as it will be initialized lazily as needed.\r
+ *\r
+ * Return value:\r
+ *\r
+diff --git a/notmuch-reply.c b/notmuch-reply.c\r
+index 345be76..1a61aa7 100644\r
+--- a/notmuch-reply.c\r
++++ b/notmuch-reply.c\r
+@@ -707,25 +707,6 @@ notmuch_reply_command (void *ctx, int argc, char *argv[])\r
+ else\r
+ reply_format_func = notmuch_reply_format_default;\r
+ \r
+- if (crypto.decrypt) {\r
+-#ifdef GMIME_ATLEAST_26\r
+- /* TODO: GMimePasswordRequestFunc */\r
+- crypto.gpgctx = g_mime_gpg_context_new (NULL, "gpg");\r
+-#else\r
+- GMimeSession* session = g_object_new (g_mime_session_get_type(), NULL);\r
+- crypto.gpgctx = g_mime_gpg_context_new (session, "gpg");\r
+-#endif\r
+- if (crypto.gpgctx) {\r
+- g_mime_gpg_context_set_always_trust ((GMimeGpgContext*) crypto.gpgctx, FALSE);\r
+- } else {\r
+- crypto.decrypt = FALSE;\r
+- fprintf (stderr, "Failed to construct gpg context.\n");\r
+- }\r
+-#ifndef GMIME_ATLEAST_26\r
+- g_object_unref (session);\r
+-#endif\r
+- }\r
+-\r
+ config = notmuch_config_open (ctx, NULL, NULL);\r
+ if (config == NULL)\r
+ return 1;\r
+diff --git a/notmuch-show.c b/notmuch-show.c\r
+index f4ee038..5f785d0 100644\r
+--- a/notmuch-show.c\r
++++ b/notmuch-show.c\r
+@@ -1056,29 +1056,6 @@ notmuch_show_command (void *ctx, unused (int argc), unused (char *argv[]))\r
+ break;\r
+ }\r
+ \r
+- if (params.crypto.decrypt || params.crypto.verify) {\r
+-#ifdef GMIME_ATLEAST_26\r
+- /* TODO: GMimePasswordRequestFunc */\r
+- params.crypto.gpgctx = g_mime_gpg_context_new (NULL, "gpg");\r
+-#else\r
+- GMimeSession* session = g_object_new (g_mime_session_get_type(), NULL);\r
+- params.crypto.gpgctx = g_mime_gpg_context_new (session, "gpg");\r
+-#endif\r
+- if (params.crypto.gpgctx) {\r
+- g_mime_gpg_context_set_always_trust ((GMimeGpgContext*) params.crypto.gpgctx, FALSE);\r
+- } else {\r
+- /* If we fail to create the gpgctx set the verify and\r
+- * decrypt flags to FALSE so we don't try to do any\r
+- * further verification or decryption */\r
+- params.crypto.verify = FALSE;\r
+- params.crypto.decrypt = FALSE;\r
+- fprintf (stderr, "Failed to construct gpg context.\n");\r
+- }\r
+-#ifndef GMIME_ATLEAST_26\r
+- g_object_unref (session);\r
+-#endif\r
+- }\r
+-\r
+ config = notmuch_config_open (ctx, NULL, NULL);\r
+ if (config == NULL)\r
+ return 1;\r
+-- \r
+1.7.10\r
+\r