Merge tag 'debian/0.25-6' into debian/stretch-backports

3 files changed, 315 insertions, 6 deletions

diff --git a/util/Makefile.local b/util/Makefile.local
index 905f2376..3027880b 100644
--- a/util/Makefile.local
+++ b/util/Makefile.local
@@ -3,14 +3,14 @@
 dir := util
 extra_cflags += -I$(srcdir)/$(dir)
 
-libutil_c_srcs := $(dir)/xutil.c $(dir)/error_util.c $(dir)/hex-escape.c \
+libnotmuch_util_c_srcs := $(dir)/xutil.c $(dir)/error_util.c $(dir)/hex-escape.c \
 		  $(dir)/string-util.c $(dir)/talloc-extra.c $(dir)/zlib-extra.c \
-		$(dir)/util.c
+		$(dir)/util.c $(dir)/gmime-extra.c
 
-libutil_modules := $(libutil_c_srcs:.c=.o)
+libnotmuch_util_modules := $(libnotmuch_util_c_srcs:.c=.o)
 
-$(dir)/libutil.a: $(libutil_modules)
+$(dir)/libnotmuch_util.a: $(libnotmuch_util_modules)
 	$(call quiet,AR) rcs $@ $^
 
-SRCS := $(SRCS) $(libutil_c_srcs)
-CLEAN := $(CLEAN) $(libutil_modules) $(dir)/libutil.a
+SRCS := $(SRCS) $(libnotmuch_util_c_srcs)
+CLEAN := $(CLEAN) $(libnotmuch_util_modules) $(dir)/libnotmuch_util.a
diff --git a/util/gmime-extra.c b/util/gmime-extra.c
new file mode 100644
index 00000000..901d4d56
--- /dev/null
+++ b/util/gmime-extra.c
@@ -0,0 +1,199 @@
+#include "gmime-extra.h"
+#include <string.h>
+
+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)
+	return NULL;
+
+    g_mime_stream_pipe_set_owner (GMIME_STREAM_PIPE (stream_stdout), FALSE);
+
+    stream_buffered = g_mime_stream_buffer_new (stream_stdout, GMIME_STREAM_BUFFER_BLOCK_WRITE);
+
+    g_object_unref (stream_stdout);
+
+    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;
+}
+
+#if (GMIME_MAJOR_VERSION < 3)
+
+char *
+g_mime_message_get_address_string (GMimeMessage *message, GMimeRecipientType type)
+{
+    InternetAddressList *list = g_mime_message_get_recipients (message, type);
+    return internet_address_list_to_string (list, 0);
+}
+
+inline InternetAddressList *
+g_mime_message_get_addresses (GMimeMessage *message, GMimeRecipientType type)
+{
+    return g_mime_message_get_recipients (message, type);
+}
+
+char *
+g_mime_message_get_date_string (void *ctx, GMimeMessage *message)
+{
+    char *date = g_mime_message_get_date_as_string (message);
+    return g_string_talloc_strdup (ctx, date);
+}
+
+InternetAddressList *
+g_mime_message_get_from (GMimeMessage *message)
+{
+    return internet_address_list_parse_string (g_mime_message_get_sender (message));
+}
+
+const char *
+g_mime_message_get_from_string (GMimeMessage *message) {
+    return  g_mime_message_get_sender (message);
+}
+
+InternetAddressList *
+g_mime_message_get_reply_to_list (GMimeMessage *message)
+{
+    const char *reply_to;
+
+    reply_to = g_mime_message_get_reply_to (message);
+    if (reply_to && *reply_to)
+	return internet_address_list_parse_string (reply_to);
+    else
+	return NULL;
+}
+
+/**
+ * return talloc allocated reply-to string
+ */
+char *
+g_mime_message_get_reply_to_string (void *ctx, GMimeMessage *message)
+{
+    return talloc_strdup(ctx, g_mime_message_get_reply_to (message));
+}
+
+gboolean
+g_mime_signature_status_good (GMimeSignatureStatus status) {
+    return (status == GMIME_SIGNATURE_STATUS_GOOD);
+}
+
+gboolean
+g_mime_signature_status_bad (GMimeSignatureStatus status) {
+    return (status == GMIME_SIGNATURE_STATUS_BAD);
+}
+
+gboolean
+g_mime_signature_status_error (GMimeSignatureError error) {
+    return (error != GMIME_SIGNATURE_ERROR_NONE);
+}
+
+gint64
+g_mime_utils_header_decode_date_unix (const char *date) {
+    return (gint64) g_mime_utils_header_decode_date (date, NULL);
+}
+
+#else /* GMime >= 3.0 */
+
+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;
+}
+
+#endif
diff --git a/util/gmime-extra.h b/util/gmime-extra.h
new file mode 100644
index 00000000..de275bc1
--- /dev/null
+++ b/util/gmime-extra.h
@@ -0,0 +1,110 @@
+#ifndef _GMIME_EXTRA_H
+#define _GMIME_EXTRA_H
+#include <gmime/gmime.h>
+
+GMimeStream *g_mime_stream_stdout_new(void);
+
+#include <talloc.h>
+
+
+#if (GMIME_MAJOR_VERSION < 3)
+
+#define GMIME_ADDRESS_TYPE_TO GMIME_RECIPIENT_TYPE_TO
+#define GMIME_ADDRESS_TYPE_CC GMIME_RECIPIENT_TYPE_CC
+#define GMIME_ADDRESS_TYPE_BCC GMIME_RECIPIENT_TYPE_BCC
+
+#define g_mime_2_6_unref(obj) g_object_unref (obj)
+#define g_mime_3_unused(arg) arg
+#define g_mime_certificate_get_fpr16(cert) g_mime_certificate_get_key_id (cert)
+#define g_mime_certificate_get_uid(cert) g_mime_certificate_get_name (cert);
+#else /* GMime >= 3.0 */
+typedef GMimeAddressType GMimeRecipientType;
+
+#define GMIME_ENABLE_RFC_2047_WORKAROUNDS 0xdeadbeef
+#define g_mime_certificate_get_uid(cert) g_mime_certificate_get_key_id (cert);
+#define g_mime_content_type_to_string(c) g_mime_content_type_get_mime_type (c)
+#define g_mime_filter_crlf_new(encode,dots) g_mime_filter_dos2unix_new (FALSE)
+#define g_mime_gpg_context_new(func,path) g_mime_gpg_context_new ()
+#define g_mime_gpg_context_set_use_agent(ctx,val) /*ignore*/
+#define g_mime_gpg_context_set_always_trust(ctx,val) /*ignore*/
+#define g_mime_init(flags) g_mime_init()
+#define g_mime_message_add_recipient(m,t,n,a) g_mime_message_add_mailbox (m,t,n,a)
+#define g_mime_message_set_subject(m,s) g_mime_message_set_subject(m,s,NULL)
+#define g_mime_multipart_encrypted_decrypt(mpe,ctx,out,err) g_mime_multipart_encrypted_decrypt(mpe, GMIME_DECRYPT_NONE, NULL, out, err)
+#define g_mime_multipart_signed_verify(mps,ctx,err) g_mime_multipart_signed_verify(mps, GMIME_ENCRYPT_NONE, err)
+#define g_mime_object_write_to_stream(o,s) g_mime_object_write_to_stream (o,NULL,s)
+#define g_mime_object_set_header(o,h,v) g_mime_object_set_header (o,h,v,NULL)
+#define g_mime_parser_construct_message(p) g_mime_parser_construct_message (p, g_mime_parser_options_get_default ())
+#define g_mime_part_get_content_object(p) g_mime_part_get_content (p)
+#define g_mime_pkcs7_context_new(arg) g_mime_pkcs7_context_new()
+#define g_mime_pkcs7_context_set_always_trust(ctx,val) /*ignore*/
+#define g_mime_signature_get_errors(sig) g_mime_signature_get_status (sig)
+#define g_mime_utils_header_decode_text(txt) g_mime_utils_header_decode_text (NULL, txt)
+#define internet_address_to_string(ia,encode) internet_address_to_string (ia,NULL,encode)
+#define internet_address_list_parse_string(str) internet_address_list_parse (NULL,str)
+
+typedef GMimeAddressType GMimeRecipientType;
+
+typedef GMimeSignatureStatus GMimeSignatureError;
+
+typedef GMimeTrust GMimeCertificateTrust;
+
+#define GMIME_CERTIFICATE_TRUST_UNKNOWN GMIME_TRUST_UNKNOWN
+#define GMIME_CERTIFICATE_TRUST_UNDEFINED GMIME_TRUST_UNDEFINED
+#define GMIME_CERTIFICATE_TRUST_NEVER GMIME_TRUST_NEVER
+#define GMIME_CERTIFICATE_TRUST_MARGINAL GMIME_TRUST_MARGINAL
+#define GMIME_CERTIFICATE_TRUST_FULLY GMIME_TRUST_FULL
+#define GMIME_CERTIFICATE_TRUST_ULTIMATE GMIME_TRUST_ULTIMATE
+
+#define g_mime_2_6_unref(obj) /*ignore*/
+#define g_mime_3_unused(arg) unused(arg)
+#endif
+
+/**
+ * Get last 16 hex digits of fingerprint ("keyid")
+ */
+const char *g_mime_certificate_get_fpr16 (GMimeCertificate *cert);
+/**
+ * Return the contents of the appropriate address header as a string
+ * Should be freed using g_free
+ */
+char *g_mime_message_get_address_string (GMimeMessage *message, GMimeRecipientType type);
+
+InternetAddressList * g_mime_message_get_addresses (GMimeMessage *message, GMimeRecipientType type);
+
+/**
+ * return talloc allocated date string
+ */
+
+char *g_mime_message_get_date_string (void *ctx, GMimeMessage *message);
+
+/**
+ * glib allocated list of From: addresses
+ */
+
+InternetAddressList * g_mime_message_get_from (GMimeMessage *message);
+
+
+/**
+ * return string for From: address
+ * (owned by gmime)
+ */
+const char * g_mime_message_get_from_string (GMimeMessage *message);
+
+InternetAddressList * g_mime_message_get_reply_to_list (GMimeMessage *message);
+
+/**
+ * return talloc allocated reply-to string
+ */
+char * g_mime_message_get_reply_to_string (void *ctx, GMimeMessage *message);
+
+void g_mime_parser_set_scan_from (GMimeParser *parser, gboolean flag);
+
+gboolean g_mime_signature_status_good (GMimeSignatureStatus status);
+
+gboolean g_mime_signature_status_bad (GMimeSignatureStatus status);
+
+gboolean g_mime_signature_status_error (GMimeSignatureError status);
+
+gint64 g_mime_utils_header_decode_date_unix (const char *date);
+#endif