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-rw-r--r--pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/Makefile.am16
-rw-r--r--pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/Makefile.in692
-rw-r--r--pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-common.h37
-rw-r--r--pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-items.c95
-rw-r--r--pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-variables.c206
-rw-r--r--pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment.c112
6 files changed, 1158 insertions, 0 deletions
diff --git a/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/Makefile.am b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/Makefile.am
new file mode 100644
index 0000000..96618ff
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/Makefile.am
@@ -0,0 +1,16 @@
+noinst_LTLIBRARIES = libsieve_ext_vnd_environment.la
+
+AM_CPPFLAGS = \
+ -I$(srcdir)/../../.. \
+ -I$(srcdir)/../../environment \
+ -I$(srcdir)/../../variables \
+ $(LIBDOVECOT_INCLUDE)
+
+libsieve_ext_vnd_environment_la_SOURCES = \
+ ext-vnd-environment.c \
+ ext-vnd-environment-items.c \
+ ext-vnd-environment-variables.c
+
+noinst_HEADERS = \
+ ext-vnd-environment-common.h
+
diff --git a/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/Makefile.in b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/Makefile.in
new file mode 100644
index 0000000..fa1a985
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/Makefile.in
@@ -0,0 +1,692 @@
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+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-common.h b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-common.h
new file mode 100644
index 0000000..980c830
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-common.h
@@ -0,0 +1,37 @@
+#ifndef EXT_VND_ENVIRONMENT_COMMON_H
+#define EXT_VND_ENVIRONMENT_COMMON_H
+
+#include "sieve-ext-environment.h"
+
+/*
+ * Extension
+ */
+
+struct ext_vnd_environment_context {
+ const struct sieve_extension *env_ext;
+ const struct sieve_extension *var_ext;
+};
+
+extern const struct sieve_extension_def vnd_environment_extension;
+
+/*
+ * Operands
+ */
+
+extern const struct sieve_operand_def environment_namespace_operand;
+
+/*
+ * Environment items
+ */
+
+void ext_vnd_environment_items_register
+(const struct sieve_extension *ext, const struct sieve_runtime_env *renv);
+
+/*
+ * Variables
+ */
+
+void ext_environment_variables_init
+(const struct sieve_extension *this_ext, struct sieve_validator *valdtr);
+
+#endif
diff --git a/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-items.c b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-items.c
new file mode 100644
index 0000000..af03255
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-items.c
@@ -0,0 +1,95 @@
+/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+#include "lib.h"
+#include "array.h"
+
+#include "sieve-settings.h"
+#include "sieve-extensions.h"
+#include "sieve-commands.h"
+#include "sieve-comparators.h"
+#include "sieve-match-types.h"
+#include "sieve-address-parts.h"
+
+#include "sieve-validator.h"
+#include "sieve-generator.h"
+#include "sieve-binary.h"
+#include "sieve-interpreter.h"
+#include "sieve-dump.h"
+
+#include "ext-vnd-environment-common.h"
+
+/*
+ * Environment items
+ */
+
+/* default_mailbox */
+
+static const char *
+envit_default_mailbox_get_value(const struct sieve_runtime_env *renv,
+ const char *name ATTR_UNUSED)
+{
+ const struct sieve_execute_env *eenv = renv->exec_env;
+
+ i_assert(eenv->scriptenv->default_mailbox != NULL);
+ return eenv->scriptenv->default_mailbox;
+}
+
+const struct sieve_environment_item default_mailbox_env_item = {
+ .name = "vnd.dovecot.default-mailbox",
+ .get_value = envit_default_mailbox_get_value
+};
+
+/* username */
+
+static const char *
+envit_username_get_value(const struct sieve_runtime_env *renv,
+ const char *name ATTR_UNUSED)
+{
+ const struct sieve_execute_env *eenv = renv->exec_env;
+
+ return eenv->svinst->username;
+}
+
+const struct sieve_environment_item username_env_item = {
+ .name = "vnd.dovecot.username",
+ .get_value = envit_username_get_value
+};
+
+/* config.* */
+
+static const char *
+envit_config_get_value(const struct sieve_runtime_env *renv, const char *name)
+{
+ const struct sieve_execute_env *eenv = renv->exec_env;
+
+ if (*name == '\0')
+ return NULL;
+
+ return sieve_setting_get(eenv->svinst,
+ t_strconcat("sieve_env_", name, NULL));
+}
+
+const struct sieve_environment_item config_env_item = {
+ .name = "vnd.dovecot.config",
+ .prefix = TRUE,
+ .get_value = envit_config_get_value
+};
+
+/*
+ * Register
+ */
+
+void ext_vnd_environment_items_register(const struct sieve_extension *ext,
+ const struct sieve_runtime_env *renv)
+{
+ struct ext_vnd_environment_context *ectx =
+ (struct ext_vnd_environment_context *)ext->context;
+
+ sieve_environment_item_register(ectx->env_ext, renv->interp,
+ &default_mailbox_env_item);
+ sieve_environment_item_register(ectx->env_ext, renv->interp,
+ &username_env_item);
+ sieve_environment_item_register(ectx->env_ext, renv->interp,
+ &config_env_item);
+}
diff --git a/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-variables.c b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-variables.c
new file mode 100644
index 0000000..1466ee7
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment-variables.c
@@ -0,0 +1,206 @@
+/* Copyright (c) 2015-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+#include "lib.h"
+#include "str.h"
+
+#include "sieve-common.h"
+#include "sieve-ast.h"
+#include "sieve-binary.h"
+#include "sieve-code.h"
+#include "sieve-commands.h"
+#include "sieve-validator.h"
+#include "sieve-generator.h"
+#include "sieve-interpreter.h"
+#include "sieve-dump.h"
+
+#include "sieve-ext-variables.h"
+
+#include "ext-vnd-environment-common.h"
+
+static bool vnspc_vnd_environment_validate
+ (struct sieve_validator *valdtr,
+ const struct sieve_variables_namespace *nspc,
+ struct sieve_ast_argument *arg, struct sieve_command *cmd,
+ ARRAY_TYPE(sieve_variable_name) *var_name, void **var_data,
+ bool assignment);
+static bool vnspc_vnd_environment_generate
+ (const struct sieve_codegen_env *cgenv,
+ const struct sieve_variables_namespace *nspc,
+ struct sieve_ast_argument *arg,
+ struct sieve_command *cmd, void *var_data);
+static bool vnspc_vnd_environment_dump_variable
+ (const struct sieve_dumptime_env *denv,
+ const struct sieve_variables_namespace *nspc,
+ const struct sieve_operand *oprnd, sieve_size_t *address);
+static int vnspc_vnd_environment_read_variable
+ (const struct sieve_runtime_env *renv,
+ const struct sieve_variables_namespace *nspc,
+ const struct sieve_operand *oprnd,
+ sieve_size_t *address, string_t **str_r);
+
+static const struct sieve_variables_namespace_def
+environment_namespace = {
+ SIEVE_OBJECT("env", &environment_namespace_operand, 0),
+ .validate = vnspc_vnd_environment_validate,
+ .generate = vnspc_vnd_environment_generate,
+ .dump_variable = vnspc_vnd_environment_dump_variable,
+ .read_variable = vnspc_vnd_environment_read_variable
+};
+
+static bool vnspc_vnd_environment_validate
+(struct sieve_validator *valdtr,
+ const struct sieve_variables_namespace *nspc ATTR_UNUSED,
+ struct sieve_ast_argument *arg, struct sieve_command *cmd ATTR_UNUSED,
+ ARRAY_TYPE(sieve_variable_name) *var_name, void **var_data,
+ bool assignment)
+{
+ struct sieve_ast *ast = arg->ast;
+ const struct sieve_variable_name *name_elements;
+ unsigned int i, count;
+ const char *variable;
+ string_t *name;
+
+ /* Compose environment name from parsed variable name */
+ name = t_str_new(64);
+ name_elements = array_get(var_name, &count);
+ i_assert(count > 1);
+ for (i = 1; i < count; i++) {
+ if ( name_elements[i].num_variable >= 0 ) {
+ sieve_argument_validate_error(valdtr, arg,
+ "vnd.dovecot.environment: invalid variable name within "
+ "env namespace `env.%d': "
+ "encountered numeric variable name",
+ name_elements[i].num_variable);
+ return FALSE;
+ }
+ if (str_len(name) > 0)
+ str_append_c(name, '.');
+ str_append_str(name, name_elements[i].identifier);
+ }
+
+ variable = str_c(name);
+
+ if ( assignment ) {
+ sieve_argument_validate_error(valdtr, arg,
+ "vnd.dovecot.environment: cannot assign to environment "
+ "variable `env.%s'", variable);
+ return FALSE;
+ }
+
+ *var_data = (void *) p_strdup(sieve_ast_pool(ast), variable);
+ return TRUE;
+}
+
+static bool vnspc_vnd_environment_generate
+(const struct sieve_codegen_env *cgenv,
+ const struct sieve_variables_namespace *nspc,
+ struct sieve_ast_argument *arg ATTR_UNUSED,
+ struct sieve_command *cmd ATTR_UNUSED, void *var_data)
+{
+ const struct sieve_extension *this_ext = SIEVE_OBJECT_EXTENSION(nspc);
+ const char *variable = (const char *) var_data;
+ struct ext_vnd_environment_context *ext_data;
+
+ if ( this_ext == NULL )
+ return FALSE;
+
+ ext_data = (struct ext_vnd_environment_context *) this_ext->context;
+
+ sieve_variables_opr_namespace_variable_emit
+ (cgenv->sblock, ext_data->var_ext, this_ext, &environment_namespace);
+ sieve_binary_emit_cstring(cgenv->sblock, variable);
+
+ return TRUE;
+}
+
+static bool vnspc_vnd_environment_dump_variable
+(const struct sieve_dumptime_env *denv,
+ const struct sieve_variables_namespace *nspc ATTR_UNUSED,
+ const struct sieve_operand *oprnd, sieve_size_t *address)
+{
+ string_t *var_name;
+
+ if ( !sieve_binary_read_string(denv->sblock, address, &var_name) )
+ return FALSE;
+
+ if ( oprnd->field_name != NULL )
+ sieve_code_dumpf(denv, "%s: VAR ${env.%s}",
+ oprnd->field_name, str_c(var_name));
+ else
+ sieve_code_dumpf(denv, "VAR ${env.%s}",
+ str_c(var_name));
+
+ return TRUE;
+}
+
+static int vnspc_vnd_environment_read_variable
+(const struct sieve_runtime_env *renv,
+ const struct sieve_variables_namespace *nspc,
+ const struct sieve_operand *oprnd, sieve_size_t *address,
+ string_t **str_r)
+{
+ const struct sieve_extension *this_ext = SIEVE_OBJECT_EXTENSION(nspc);
+ struct ext_vnd_environment_context *ectx =
+ (struct ext_vnd_environment_context *) this_ext->context;
+ string_t *var_name;
+ const char *ext_value;
+
+ if ( !sieve_binary_read_string(renv->sblock, address, &var_name) ) {
+ sieve_runtime_trace_operand_error(renv, oprnd,
+ "environment variable operand corrupt: invalid name");
+ return SIEVE_EXEC_BIN_CORRUPT;
+ }
+
+ if ( str_r != NULL ) {
+ const char *vname = str_c(var_name);
+
+ ext_value = ext_environment_item_get_value
+ (ectx->env_ext, renv, vname);
+
+ if ( ext_value == NULL && strchr(vname, '_') != NULL) {
+ char *p, *aname;
+
+ /* Try again with '_' replaced with '-' */
+ aname = t_strdup_noconst(vname);
+ for (p = aname; *p != '\0'; p++) {
+ if (*p == '_')
+ *p = '-';
+ }
+ ext_value = ext_environment_item_get_value
+ (ectx->env_ext, renv, aname);
+ }
+
+ if ( ext_value == NULL ) {
+ *str_r = t_str_new_const("", 0);
+ return SIEVE_EXEC_OK;
+ }
+
+ *str_r = t_str_new_const(ext_value, strlen(ext_value));
+ }
+ return SIEVE_EXEC_OK;
+}
+
+/*
+ * Namespace registration
+ */
+
+static const struct sieve_extension_objects environment_namespaces =
+ SIEVE_VARIABLES_DEFINE_NAMESPACE(environment_namespace);
+
+const struct sieve_operand_def environment_namespace_operand = {
+ .name = "env-namespace",
+ .ext_def = &vnd_environment_extension,
+ .class = &sieve_variables_namespace_operand_class,
+ .interface = &environment_namespaces
+};
+
+void ext_environment_variables_init
+(const struct sieve_extension *this_ext, struct sieve_validator *valdtr)
+{
+ struct ext_vnd_environment_context *ext_data =
+ (struct ext_vnd_environment_context *) this_ext->context;
+
+ sieve_variables_namespace_register
+ (ext_data->var_ext, valdtr, this_ext, &environment_namespace);
+}
diff --git a/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment.c b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment.c
new file mode 100644
index 0000000..f8c7028
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/vnd.dovecot/environment/ext-vnd-environment.c
@@ -0,0 +1,112 @@
+/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+/* Extension vnd.dovecot.environment
+ * ---------------------------------
+ *
+ * Authors: Stephan Bosch
+ * Specification: vendor-defined;
+ * spec-bosch-sieve-dovecot-environment
+ * Implementation: preliminary
+ * Status: experimental
+ *
+ */
+
+#include "lib.h"
+#include "array.h"
+
+#include "sieve-extensions.h"
+#include "sieve-commands.h"
+#include "sieve-comparators.h"
+#include "sieve-match-types.h"
+#include "sieve-address-parts.h"
+
+#include "sieve-validator.h"
+#include "sieve-generator.h"
+#include "sieve-binary.h"
+#include "sieve-interpreter.h"
+#include "sieve-dump.h"
+
+#include "sieve-ext-variables.h"
+
+#include "ext-vnd-environment-common.h"
+
+/*
+ * Extension
+ */
+
+static bool ext_vnd_environment_load
+ (const struct sieve_extension *ext, void **context);
+static void ext_vnd_environment_unload
+ (const struct sieve_extension *ext);
+static bool ext_vnd_environment_validator_load
+ (const struct sieve_extension *ext, struct sieve_validator *valdtr);
+static bool ext_vnd_environment_interpreter_load
+ (const struct sieve_extension *ext, const struct sieve_runtime_env *renv,
+ sieve_size_t *address);
+
+const struct sieve_extension_def vnd_environment_extension = {
+ .name = "vnd.dovecot.environment",
+ .load = ext_vnd_environment_load,
+ .unload = ext_vnd_environment_unload,
+ .validator_load = ext_vnd_environment_validator_load,
+ .interpreter_load = ext_vnd_environment_interpreter_load,
+ SIEVE_EXT_DEFINE_OPERAND(environment_namespace_operand)
+};
+
+static bool ext_vnd_environment_load
+(const struct sieve_extension *ext, void **context)
+{
+ struct ext_vnd_environment_context *ectx;
+
+ if ( *context != NULL )
+ ext_vnd_environment_unload(ext);
+
+ ectx = i_new(struct ext_vnd_environment_context, 1);
+ ectx->env_ext = sieve_ext_environment_require_extension(ext->svinst);
+ ectx->var_ext = sieve_ext_variables_get_extension(ext->svinst);
+ *context = (void *) ectx;
+
+ return TRUE;
+}
+
+static void ext_vnd_environment_unload
+(const struct sieve_extension *ext)
+{
+ struct ext_vnd_environment_context *ectx =
+ (struct ext_vnd_environment_context *) ext->context;
+
+ i_free(ectx);
+}
+
+/*
+ * Validator
+ */
+
+static bool ext_vnd_environment_validator_load
+(const struct sieve_extension *ext, struct sieve_validator *valdtr)
+{
+ const struct sieve_extension *env_ext;
+
+ /* Load environment extension implicitly */
+
+ env_ext = sieve_validator_extension_load_implicit
+ (valdtr, environment_extension.name);
+ if ( env_ext == NULL )
+ return FALSE;
+
+ ext_environment_variables_init(ext, valdtr);
+ return TRUE;
+}
+
+/*
+ * Interpreter
+ */
+
+static bool ext_vnd_environment_interpreter_load
+(const struct sieve_extension *ext, const struct sieve_runtime_env *renv,
+ sieve_size_t *address ATTR_UNUSED)
+{
+ ext_vnd_environment_items_register(ext, renv);
+ return TRUE;
+}