emacs: Add new option notmuch-search-hide-excluded

[notmuch] / util / gmime-extra.c

diff --git a/util/gmime-extra.c b/util/gmime-extra.c
index f1538587bf5a429e0d1cedc11279ae9353f84a06..192cb07812b38cb29649e68c494a7347bccffd73 100644 (file)
--- a/util/gmime-extra.c
+++ b/util/gmime-extra.c
@@ -1,13 +1,74 @@
 #include "gmime-extra.h"
+#include <string.h>
 
+static
 GMimeStream *
-g_mime_stream_stdout_new()
+_gzfile_maybe_filter (GMimeStream *file_stream)
+{
+    char buf[4];
+    int bytes_read;
+
+    if ((bytes_read = g_mime_stream_read (file_stream, buf, sizeof (buf))) < 0)
+       return NULL;
+
+    if (g_mime_stream_reset (file_stream))
+       return NULL;
+
+    /* check for gzipped input */
+    if (bytes_read >= 2 && buf[0] == 0x1f && (unsigned char) buf[1] == 0x8b) {
+       GMimeStream *gzstream;
+       GMimeFilter *gzfilter;
+
+       gzfilter = g_mime_filter_gzip_new (GMIME_FILTER_GZIP_MODE_UNZIP, 0);
+       if (! gzfilter)
+           return NULL;
+
+       gzstream = g_mime_stream_filter_new (file_stream);
+       if (! gzstream)
+           return NULL;
+
+       /* ignore filter id */
+       (void) g_mime_stream_filter_add ((GMimeStreamFilter *) gzstream, gzfilter);
+       g_object_unref (gzfilter);
+       g_object_unref (file_stream);
+       return gzstream;
+    } else {
+       return file_stream;
+    }
+}
+
+GMimeStream *
+g_mime_stream_gzfile_new (int fd)
+{
+    GMimeStream *file_stream;
+
+    file_stream = g_mime_stream_fs_new (fd);
+    if (! file_stream)
+       return NULL;
+
+    return _gzfile_maybe_filter (file_stream);
+}
+
+GMimeStream *
+g_mime_stream_gzfile_open (const char *filename)
+{
+    GMimeStream *file_stream;
+
+    file_stream = g_mime_stream_fs_open (filename, 0, 0, NULL);
+    if (! file_stream)
+       return NULL;
+
+    return _gzfile_maybe_filter (file_stream);
+}
+
+GMimeStream *
+g_mime_stream_stdout_new ()
 {
     GMimeStream *stream_stdout = NULL;
     GMimeStream *stream_buffered = NULL;
 
     stream_stdout = g_mime_stream_pipe_new (STDOUT_FILENO);
-    if (!stream_stdout)
+    if (! stream_stdout)
        return NULL;
 
     g_mime_stream_pipe_set_owner (GMIME_STREAM_PIPE (stream_stdout), FALSE);
@@ -18,3 +79,143 @@ g_mime_stream_stdout_new()
 
     return stream_buffered;
 }
+
+/**
+ * copy a glib string into a talloc context, and free it.
+ */
+static char *
+g_string_talloc_strdup (void *ctx, char *g_string)
+{
+    char *new_str = talloc_strdup (ctx, g_string);
+
+    g_free (g_string);
+    return new_str;
+}
+
+const char *
+g_mime_certificate_get_valid_userid (GMimeCertificate *cert)
+{
+    /* output user id only if validity is FULL or ULTIMATE. */
+    const char *uid = g_mime_certificate_get_user_id (cert);
+
+    if (uid == NULL)
+       return uid;
+    GMimeValidity validity = g_mime_certificate_get_id_validity (cert);
+
+    if (validity == GMIME_VALIDITY_FULL || validity == GMIME_VALIDITY_ULTIMATE)
+       return uid;
+    return NULL;
+}
+
+const char *
+g_mime_certificate_get_valid_email (GMimeCertificate *cert)
+{
+    /* output e-mail address only if validity is FULL or ULTIMATE. */
+    const char *email = g_mime_certificate_get_email(cert);
+
+    if (email == NULL)
+       return email;
+    GMimeValidity validity = g_mime_certificate_get_id_validity (cert);
+
+    if (validity == GMIME_VALIDITY_FULL || validity == GMIME_VALIDITY_ULTIMATE)
+       return email;
+    return NULL;
+}
+
+const char *
+g_mime_certificate_get_fpr16 (GMimeCertificate *cert)
+{
+    const char *fpr = g_mime_certificate_get_fingerprint (cert);
+
+    if (! fpr || strlen (fpr) < 16)
+       return fpr;
+
+    return fpr + (strlen (fpr) - 16);
+}
+
+char *
+g_mime_message_get_address_string (GMimeMessage *message, GMimeAddressType type)
+{
+    InternetAddressList *list = g_mime_message_get_addresses (message, type);
+
+    return internet_address_list_to_string (list, NULL, 0);
+}
+
+char *
+g_mime_message_get_date_string (void *ctx, GMimeMessage *message)
+{
+    GDateTime *parsed_date = g_mime_message_get_date (message);
+
+    if (parsed_date) {
+       char *date = g_mime_utils_header_format_date (parsed_date);
+       return g_string_talloc_strdup (ctx, date);
+    } else {
+       return talloc_strdup (ctx, "Thu, 01 Jan 1970 00:00:00 +0000");
+    }
+}
+
+InternetAddressList *
+g_mime_message_get_reply_to_list (GMimeMessage *message)
+{
+    return g_mime_message_get_reply_to (message);
+}
+
+const char *
+g_mime_message_get_from_string (GMimeMessage *message)
+{
+    return g_mime_object_get_header (GMIME_OBJECT (message), "From");
+}
+
+char *
+g_mime_message_get_reply_to_string (void *ctx, GMimeMessage *message)
+{
+    InternetAddressList *list = g_mime_message_get_reply_to (message);
+
+    return g_string_talloc_strdup (ctx, internet_address_list_to_string (list, NULL, 0));
+}
+
+void
+g_mime_parser_set_scan_from (GMimeParser *parser, gboolean flag)
+{
+    g_mime_parser_set_format (parser, flag ? GMIME_FORMAT_MBOX : GMIME_FORMAT_MESSAGE);
+}
+
+/* In GMime 3.0, status GOOD and VALID both imply something about the
+ * validity of the UIDs attached to the signing key. This forces us to
+ * use following somewhat relaxed definition of a "good" signature to
+ * preserve current notmuch semantics.
+ */
+
+gboolean
+g_mime_signature_status_good (GMimeSignatureStatus status)
+{
+    return ((status & (GMIME_SIGNATURE_STATUS_RED | GMIME_SIGNATURE_STATUS_ERROR_MASK)) == 0);
+}
+
+gboolean
+g_mime_signature_status_bad (GMimeSignatureStatus status)
+{
+    return (status & GMIME_SIGNATURE_STATUS_RED);
+}
+
+gboolean
+g_mime_signature_status_error (GMimeSignatureStatus status)
+{
+    return (status & GMIME_SIGNATURE_STATUS_ERROR_MASK);
+}
+
+gint64
+g_mime_utils_header_decode_date_unix (const char *date)
+{
+    GDateTime *parsed_date = g_mime_utils_header_decode_date (date);
+    time_t ret;
+
+    if (parsed_date) {
+       ret = g_date_time_to_unix (parsed_date);
+       g_date_time_unref (parsed_date);
+    } else {
+       ret = 0;
+    }
+
+    return ret;
+}