From fc53809803cd2bc2434e312b19a18fa36776da12 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 12 Jun 2024 05:50:40 +0200 Subject: Adding upstream version 256. Signed-off-by: Daniel Baumann --- src/shared/kernel-config.c | 72 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 src/shared/kernel-config.c (limited to 'src/shared/kernel-config.c') diff --git a/src/shared/kernel-config.c b/src/shared/kernel-config.c new file mode 100644 index 0000000..483ca28 --- /dev/null +++ b/src/shared/kernel-config.c @@ -0,0 +1,72 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include + +#include "conf-parser.h" +#include "kernel-config.h" +#include "macro.h" +#include "path-util.h" +#include "strv.h" + +int load_kernel_install_conf( + const char *root, + const char *conf_root, + char **ret_machine_id, + char **ret_boot_root, + char **ret_layout, + char **ret_initrd_generator, + char **ret_uki_generator) { + + _cleanup_free_ char *machine_id = NULL, *boot_root = NULL, *layout = NULL, + *initrd_generator = NULL, *uki_generator = NULL; + const ConfigTableItem items[] = { + { NULL, "MACHINE_ID", config_parse_string, 0, &machine_id }, + { NULL, "BOOT_ROOT", config_parse_string, 0, &boot_root }, + { NULL, "layout", config_parse_string, 0, &layout }, + { NULL, "initrd_generator", config_parse_string, 0, &initrd_generator }, + { NULL, "uki_generator", config_parse_string, 0, &uki_generator }, + {} + }; + int r; + + if (conf_root) { + _cleanup_free_ char *conf = path_join(conf_root, "install.conf"); + if (!conf) + return log_oom(); + + r = config_parse_many( + STRV_MAKE_CONST(conf), + STRV_MAKE_CONST(conf_root), + "install.conf.d", + /* root= */ NULL, /* $KERNEL_INSTALL_CONF_ROOT and --root are independent */ + /* sections= */ NULL, + config_item_table_lookup, items, + CONFIG_PARSE_WARN, + /* userdata= */ NULL, + /* ret_stats_by_path= */ NULL, + /* ret_dropin_files= */ NULL); + } else + r = config_parse_standard_file_with_dropins_full( + root, + "kernel/install.conf", + /* sections= */ NULL, + config_item_table_lookup, items, + CONFIG_PARSE_WARN, + /* userdata= */ NULL, + /* ret_stats_by_path= */ NULL, + /* ret_dropin_files= */ NULL); + if (r < 0 && r != -ENOENT) + return r; + + if (ret_machine_id) + *ret_machine_id = TAKE_PTR(machine_id); + if (ret_boot_root) + *ret_boot_root = TAKE_PTR(boot_root); + if (ret_layout) + *ret_layout = TAKE_PTR(layout); + if (ret_initrd_generator) + *ret_initrd_generator = TAKE_PTR(initrd_generator); + if (ret_uki_generator) + *ret_uki_generator = TAKE_PTR(uki_generator); + return r >= 0; /* Return 0 if we got -ENOENT above, 1 otherwise. */ +} -- cgit v1.2.3