diff options
Diffstat (limited to 'src/shared/exec-util.h')
-rw-r--r-- | src/shared/exec-util.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/shared/exec-util.h b/src/shared/exec-util.h new file mode 100644 index 0000000..ba4506e --- /dev/null +++ b/src/shared/exec-util.h @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include <stdbool.h> + +#include "time-util.h" + +typedef int (*gather_stdout_callback_t) (int fd, void *arg); + +enum { + STDOUT_GENERATE, /* from generators to helper process */ + STDOUT_COLLECT, /* from helper process to main process */ + STDOUT_CONSUME, /* process data in main process */ + _STDOUT_CONSUME_MAX, +}; + +typedef enum { + EXEC_DIR_NONE = 0, /* No execdir flags */ + EXEC_DIR_PARALLEL = 1 << 0, /* Execute scripts in parallel, if possible */ + EXEC_DIR_IGNORE_ERRORS = 1 << 1, /* Ignore non-zero exit status of scripts */ + EXEC_DIR_SET_SYSTEMD_EXEC_PID = 1 << 2, /* Set $SYSTEMD_EXEC_PID environment variable */ +} ExecDirFlags; + +typedef enum ExecCommandFlags { + EXEC_COMMAND_IGNORE_FAILURE = 1 << 0, + EXEC_COMMAND_FULLY_PRIVILEGED = 1 << 1, + EXEC_COMMAND_NO_SETUID = 1 << 2, + EXEC_COMMAND_AMBIENT_MAGIC = 1 << 3, + EXEC_COMMAND_NO_ENV_EXPAND = 1 << 4, + _EXEC_COMMAND_FLAGS_INVALID = -EINVAL, +} ExecCommandFlags; + +int execute_directories( + const char* const* directories, + usec_t timeout, + gather_stdout_callback_t const callbacks[_STDOUT_CONSUME_MAX], + void* const callback_args[_STDOUT_CONSUME_MAX], + char *argv[], + char *envp[], + ExecDirFlags flags); + +int exec_command_flags_from_strv(char **ex_opts, ExecCommandFlags *flags); +int exec_command_flags_to_strv(ExecCommandFlags flags, char ***ex_opts); + +extern const gather_stdout_callback_t gather_environment[_STDOUT_CONSUME_MAX]; + +const char* exec_command_flags_to_string(ExecCommandFlags i); +ExecCommandFlags exec_command_flags_from_string(const char *s); + +int fexecve_or_execve(int executable_fd, const char *executable, char *const argv[], char *const envp[]); + +int fork_agent(const char *name, const int except[], size_t n_except, pid_t *ret_pid, const char *path, ...) _sentinel_; |