1 files changed, 77 insertions, 0 deletions
diff --git a/pigeonhole/src/lib-sieve/plugins/mime/ext-mime.c b/pigeonhole/src/lib-sieve/plugins/mime/ext-mime.c
new file mode 100644
index 0000000..da9963f
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/mime/ext-mime.c
@@ -0,0 +1,77 @@
+/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+/* Extension mime
+ * --------------
+ *
+ * Authors: Stephan Bosch
+ * Specification: RFC 5703, Section 4
+ * Implementation: full
+ * Status: experimental
+ *
+ */
+
+#include "sieve-common.h"
+
+#include "sieve-code.h"
+#include "sieve-extensions.h"
+#include "sieve-actions.h"
+#include "sieve-commands.h"
+#include "sieve-validator.h"
+#include "sieve-generator.h"
+#include "sieve-interpreter.h"
+#include "sieve-message.h"
+#include "sieve-result.h"
+
+#include "ext-mime-common.h"
+
+/*
+ * Extension
+ */
+
+static bool ext_mime_validator_load
+	(const struct sieve_extension *ext, struct sieve_validator *valdtr);
+
+const struct sieve_extension_def mime_extension = {
+	.name = "mime",
+	.validator_load = ext_mime_validator_load,
+	SIEVE_EXT_DEFINE_OPERAND(mime_operand)
+};
+
+/*
+ * Extension validation
+ */
+
+static bool ext_mime_validator_load
+(const struct sieve_extension *ext, struct sieve_validator *valdtr)
+{
+	/* Register :mime tag and friends with header, address and exists test
+	 * commands and we don't care whether these command are registered or
+	 * even whether these will be registered at all. The validator handles
+	 * either situation gracefully.
+	 */
+	sieve_validator_register_external_tag
+		(valdtr, "header", ext, &mime_tag, SIEVE_OPT_MESSAGE_OVERRIDE);
+	sieve_validator_register_external_tag
+		(valdtr, "header", ext, &mime_anychild_tag, 0);
+	sieve_validator_register_external_tag
+		(valdtr, "header", ext, &mime_type_tag, 0);
+	sieve_validator_register_external_tag
+		(valdtr, "header", ext, &mime_subtype_tag, 0);
+	sieve_validator_register_external_tag
+		(valdtr, "header", ext, &mime_contenttype_tag, 0);
+	sieve_validator_register_external_tag
+		(valdtr, "header", ext, &mime_param_tag, 0);
+
+	sieve_validator_register_external_tag
+		(valdtr, "address", ext, &mime_tag, SIEVE_OPT_MESSAGE_OVERRIDE);
+	sieve_validator_register_external_tag
+		(valdtr, "address", ext, &mime_anychild_tag, 0);
+
+	sieve_validator_register_external_tag
+		(valdtr, "exists", ext, &mime_tag, SIEVE_OPT_MESSAGE_OVERRIDE);
+	sieve_validator_register_external_tag
+		(valdtr, "exists", ext, &mime_anychild_tag, 0);
+
+	return TRUE;
+}