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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once
#include "string-util.h"
typedef int (*SpecifierCallback)(char specifier, const void *data, const char *root, const void *userdata, char **ret);
typedef struct Specifier {
const char specifier;
const SpecifierCallback lookup;
const void *data;
} Specifier;
int specifier_printf(const char *text, size_t max_length, const Specifier table[], const char *root, const void *userdata, char **ret);
int specifier_string(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_real_path(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_real_directory(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_machine_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_boot_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_hostname(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_short_hostname(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_pretty_hostname(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_kernel_release(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_architecture(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_os_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_os_version_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_os_build_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_os_variant_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_os_image_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_os_image_version(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_group_name(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_group_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_user_name(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_user_id(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_user_home(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_user_shell(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_tmp_dir(char specifier, const void *data, const char *root, const void *userdata, char **ret);
int specifier_var_tmp_dir(char specifier, const void *data, const char *root, const void *userdata, char **ret);
/* Typically, in places where one of the above specifier is to be resolved the other similar ones are to be
* resolved, too. Hence let's define common macros for the relevant array entries.
*
* COMMON_SYSTEM_SPECIFIERS:
* %a: the native userspace architecture
* %A: the OS image version, according to /etc/os-release
* %b: the boot ID of the running system
* %B: the OS build ID, according to /etc/os-release
* %H: the hostname of the running system
* %l: the short hostname of the running system
* %q: the 'pretty' hostname as per /etc/machine-info
* %m: the machine ID of the running system
* %M: the OS image ID, according to /etc/os-release
* %o: the OS ID according to /etc/os-release
* %v: the kernel version
* %w: the OS version ID, according to /etc/os-release
* %W: the OS variant ID, according to /etc/os-release
*
* COMMON_CREDS_SPECIFIERS:
* %g: the groupname of the running user
* %G: the GID of the running user
* %u: the username of the running user
* %U: the UID of the running user
*
* COMMON_TMP_SPECIFIERS:
* %T: the temporary directory (e.g. /tmp, or $TMPDIR, $TEMP, $TMP)
* %V: the temporary directory for large, persistent stuff (e.g. /var/tmp, or $TMPDIR, $TEMP, $TMP)
*/
#define COMMON_SYSTEM_SPECIFIERS \
{ 'a', specifier_architecture, NULL }, \
{ 'A', specifier_os_image_version, NULL }, \
{ 'b', specifier_boot_id, NULL }, \
{ 'B', specifier_os_build_id, NULL }, \
{ 'H', specifier_hostname, NULL }, \
{ 'l', specifier_short_hostname, NULL }, \
{ 'q', specifier_pretty_hostname, NULL }, \
{ 'm', specifier_machine_id, NULL }, \
{ 'M', specifier_os_image_id, NULL }, \
{ 'o', specifier_os_id, NULL }, \
{ 'v', specifier_kernel_release, NULL }, \
{ 'w', specifier_os_version_id, NULL }, \
{ 'W', specifier_os_variant_id, NULL }
#define COMMON_CREDS_SPECIFIERS(scope) \
{ 'g', specifier_group_name, INT_TO_PTR(scope) }, \
{ 'G', specifier_group_id, INT_TO_PTR(scope) }, \
{ 'u', specifier_user_name, INT_TO_PTR(scope) }, \
{ 'U', specifier_user_id, INT_TO_PTR(scope) }
#define COMMON_TMP_SPECIFIERS \
{ 'T', specifier_tmp_dir, NULL }, \
{ 'V', specifier_var_tmp_dir, NULL }
static inline char* specifier_escape(const char *string) {
return strreplace(string, "%", "%%");
}
int specifier_escape_strv(char **l, char ***ret);
/* A generic specifier table consisting of COMMON_SYSTEM_SPECIFIERS and COMMON_TMP_SPECIFIERS */
extern const Specifier system_and_tmp_specifier_table[];
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