1 files changed, 30 insertions, 5 deletions

diff --git a/src/core/execute.h b/src/core/execute.h
index 189c4d0999..c7d0f7761e 100644
--- a/src/core/execute.h
+++ b/src/core/execute.h
@@ -50,6 +50,7 @@ typedef enum ExecInput {
         EXEC_INPUT_TTY_FORCE,
         EXEC_INPUT_TTY_FAIL,
         EXEC_INPUT_SOCKET,
+        EXEC_INPUT_NAMED_FD,
         _EXEC_INPUT_MAX,
         _EXEC_INPUT_INVALID = -1
 } ExecInput;
@@ -65,6 +66,7 @@ typedef enum ExecOutput {
         EXEC_OUTPUT_JOURNAL,
         EXEC_OUTPUT_JOURNAL_AND_CONSOLE,
         EXEC_OUTPUT_SOCKET,
+        EXEC_OUTPUT_NAMED_FD,
         _EXEC_OUTPUT_MAX,
         _EXEC_OUTPUT_INVALID = -1
 } ExecOutput;
@@ -92,6 +94,8 @@ struct ExecRuntime {
         char *tmp_dir;
         char *var_tmp_dir;
 
+        /* An AF_UNIX socket pair, that contains a datagram containing a file descriptor referring to the network
+         * namespace. */
         int netns_storage_socket[2];
 };
 
@@ -118,6 +122,7 @@ struct ExecContext {
         ExecInput std_input;
         ExecOutput std_output;
         ExecOutput std_error;
+        char *stdio_fdname[3];
 
         nsec_t timer_slack_nsec;
 
@@ -169,11 +174,18 @@ struct ExecContext {
         bool private_tmp;
         bool private_network;
         bool private_devices;
+        bool private_users;
         ProtectSystem protect_system;
         ProtectHome protect_home;
+        bool protect_kernel_tunables;
+        bool protect_kernel_modules;
+        bool protect_control_groups;
 
         bool no_new_privileges;
 
+        bool dynamic_user;
+        bool remove_ipc;
+
         /* This is not exposed to the user but available
          * internally. We need it to make sure that whenever we spawn
          * /usr/bin/mount it is run in the same process group as us so
@@ -204,6 +216,19 @@ struct ExecContext {
         bool no_new_privileges_set:1;
 };
 
+typedef enum ExecFlags {
+        EXEC_CONFIRM_SPAWN     = 1U << 0,
+        EXEC_APPLY_PERMISSIONS = 1U << 1,
+        EXEC_APPLY_CHROOT      = 1U << 2,
+        EXEC_APPLY_TTY_STDIN   = 1U << 3,
+
+        /* The following are not used by execute.c, but by consumers internally */
+        EXEC_PASS_FDS          = 1U << 4,
+        EXEC_IS_CONTROL        = 1U << 5,
+        EXEC_SETENV_RESULT     = 1U << 6,
+        EXEC_SET_WATCHDOG      = 1U << 7,
+} ExecFlags;
+
 struct ExecParameters {
         char **argv;
         char **environment;
@@ -212,11 +237,7 @@ struct ExecParameters {
         char **fd_names;
         unsigned n_fds;
 
-        bool apply_permissions:1;
-        bool apply_chroot:1;
-        bool apply_tty_stdin:1;
-
-        bool confirm_spawn:1;
+        ExecFlags flags;
         bool selinux_context_net:1;
 
         bool cgroup_delegate:1;
@@ -235,12 +256,14 @@ struct ExecParameters {
 };
 
 #include "unit.h"
+#include "dynamic-user.h"
 
 int exec_spawn(Unit *unit,
                ExecCommand *command,
                const ExecContext *context,
                const ExecParameters *exec_params,
                ExecRuntime *runtime,
+               DynamicCreds *dynamic_creds,
                pid_t *ret);
 
 void exec_command_done(ExecCommand *c);
@@ -264,6 +287,8 @@ void exec_context_dump(ExecContext *c, FILE* f, const char *prefix);
 int exec_context_destroy_runtime_directory(ExecContext *c, const char *runtime_root);
 
 int exec_context_load_environment(Unit *unit, const ExecContext *c, char ***l);
+int exec_context_named_iofds(Unit *unit, const ExecContext *c, const ExecParameters *p, int named_iofds[3]);
+const char* exec_context_fdname(const ExecContext *c, int fd_index);
 
 bool exec_context_may_touch_console(ExecContext *c);
 bool exec_context_maintains_privileges(ExecContext *c);