Adding upstream version 241.upstream/241upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 41 insertions, 0 deletions

diff --git a/src/basic/proc-cmdline.h b/src/basic/proc-cmdline.h
new file mode 100644
index 0000000..ff04379
--- /dev/null
+++ b/src/basic/proc-cmdline.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+#pragma once
+
+#include <stdbool.h>
+
+#include "log.h"
+
+typedef enum ProcCmdlineFlags {
+        PROC_CMDLINE_STRIP_RD_PREFIX = 1 << 0,
+        PROC_CMDLINE_VALUE_OPTIONAL  = 1 << 1,
+        PROC_CMDLINE_RD_STRICT       = 1 << 2,
+} ProcCmdlineFlags;
+
+typedef int (*proc_cmdline_parse_t)(const char *key, const char *value, void *data);
+
+int proc_cmdline(char **ret);
+
+int proc_cmdline_parse_given(const char *line, proc_cmdline_parse_t parse_item, void *data, ProcCmdlineFlags flags);
+int proc_cmdline_parse(const proc_cmdline_parse_t parse, void *userdata, ProcCmdlineFlags flags);
+
+int proc_cmdline_get_key(const char *parameter, ProcCmdlineFlags flags, char **value);
+int proc_cmdline_get_bool(const char *key, bool *ret);
+
+int proc_cmdline_get_key_many_internal(ProcCmdlineFlags flags, ...);
+#define proc_cmdline_get_key_many(flags, ...) proc_cmdline_get_key_many_internal(flags, __VA_ARGS__, NULL)
+
+char *proc_cmdline_key_startswith(const char *s, const char *prefix);
+bool proc_cmdline_key_streq(const char *x, const char *y);
+
+int shall_restore_state(void);
+const char* runlevel_to_target(const char *rl);
+
+/* A little helper call, to be used in proc_cmdline_parse_t callbacks */
+static inline bool proc_cmdline_value_missing(const char *key, const char *value) {
+        if (!value) {
+                log_warning("Missing argument for %s= kernel command line switch, ignoring.", key);
+                return true;
+        }
+
+        return false;
+}