1 files changed, 86 insertions, 0 deletions
diff --git a/pigeonhole/src/lib-sieve/cmd-stop.c b/pigeonhole/src/lib-sieve/cmd-stop.c
new file mode 100644
index 0000000..23acadb
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/cmd-stop.c
@@ -0,0 +1,86 @@
+/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+#include "sieve-common.h"
+#include "sieve-commands.h"
+#include "sieve-code.h"
+#include "sieve-generator.h"
+#include "sieve-interpreter.h"
+
+/*
+ * Stop command
+ *
+ * Syntax
+ *   stop
+ */
+
+static bool cmd_stop_generate
+	(const struct sieve_codegen_env *cgenv,
+		struct sieve_command *ctx ATTR_UNUSED);
+static bool cmd_stop_validate
+	(struct sieve_validator *valdtr, struct sieve_command *cmd);
+
+const struct sieve_command_def cmd_stop = {
+	.identifier = "stop",
+	.type = SCT_COMMAND,
+	.positional_args = 0,
+	.subtests = 0,
+	.block_allowed = FALSE,
+	.block_required = FALSE,
+	.validate = cmd_stop_validate,
+	.generate = cmd_stop_generate
+};
+
+/*
+ * Stop operation
+ */
+
+static int opc_stop_execute
+	(const struct sieve_runtime_env *renv, sieve_size_t *address);
+
+const struct sieve_operation_def cmd_stop_operation = {
+	.mnemonic = "STOP",
+	.code = SIEVE_OPERATION_STOP,
+	.execute = opc_stop_execute
+};
+
+/*
+ * Command validation
+ */
+
+static bool cmd_stop_validate
+(struct sieve_validator *valdtr ATTR_UNUSED, struct sieve_command *cmd)
+{
+	sieve_command_exit_block_unconditionally(cmd);
+
+	return TRUE;
+}
+
+/*
+ * Code generation
+ */
+
+static bool cmd_stop_generate
+(const struct sieve_codegen_env *cgenv,
+	struct sieve_command *cmd ATTR_UNUSED)
+{
+	sieve_operation_emit(cgenv->sblock, NULL, &cmd_stop_operation);
+
+	return TRUE;
+}
+
+/*
+ * Code execution
+ */
+
+static int opc_stop_execute
+(const struct sieve_runtime_env *renv,  sieve_size_t *address ATTR_UNUSED)
+{
+	sieve_runtime_trace(renv, SIEVE_TRLVL_COMMANDS,
+		"stop command; end all script execution");
+
+	sieve_interpreter_interrupt(renv->interp);
+
+	return SIEVE_EXEC_OK;
+}
+