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-rw-r--r--include/linux/string_helpers.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/include/linux/string_helpers.h b/include/linux/string_helpers.h
index 4ba39e1403b2..8530c7328269 100644
--- a/include/linux/string_helpers.h
+++ b/include/linux/string_helpers.h
@@ -7,6 +7,7 @@
#include <linux/string.h>
#include <linux/types.h>
+struct device;
struct file;
struct task_struct;
@@ -20,6 +21,8 @@ enum string_size_units {
void string_get_size(u64 size, u64 blk_size, enum string_size_units units,
char *buf, int len);
+int parse_int_array_user(const char __user *from, size_t count, int **array);
+
#define UNESCAPE_SPACE BIT(0)
#define UNESCAPE_OCTAL BIT(1)
#define UNESCAPE_HEX BIT(2)
@@ -100,6 +103,34 @@ char *kstrdup_quotable(const char *src, gfp_t gfp);
char *kstrdup_quotable_cmdline(struct task_struct *task, gfp_t gfp);
char *kstrdup_quotable_file(struct file *file, gfp_t gfp);
+char **kasprintf_strarray(gfp_t gfp, const char *prefix, size_t n);
void kfree_strarray(char **array, size_t n);
+char **devm_kasprintf_strarray(struct device *dev, const char *prefix, size_t n);
+
+static inline const char *str_yes_no(bool v)
+{
+ return v ? "yes" : "no";
+}
+
+static inline const char *str_on_off(bool v)
+{
+ return v ? "on" : "off";
+}
+
+static inline const char *str_enable_disable(bool v)
+{
+ return v ? "enable" : "disable";
+}
+
+static inline const char *str_enabled_disabled(bool v)
+{
+ return v ? "enabled" : "disabled";
+}
+
+static inline const char *str_read_write(bool v)
+{
+ return v ? "read" : "write";
+}
+
#endif