1 files changed, 33 insertions, 0 deletions

diff --git a/include/linux/parser.h b/include/linux/parser.h
new file mode 100644
index 000000000000..fa3332861a09
--- /dev/null
+++ b/include/linux/parser.h
@@ -0,0 +1,33 @@
+/*
+ * linux/include/linux/parser.h
+ *
+ * Header for lib/parser.c
+ * Intended use of these functions is parsing filesystem argument lists,
+ * but could potentially be used anywhere else that simple option=arg
+ * parsing is required.
+ */
+
+
+/* associates an integer enumerator with a pattern string. */
+struct match_token {
+        int token;
+        char *pattern;
+};
+
+typedef struct match_token match_table_t[];
+
+/* Maximum number of arguments that match_token will find in a pattern */
+enum {MAX_OPT_ARGS = 3};
+
+/* Describe the location within a string of a substring */
+typedef struct {
+        char *from;
+        char *to;
+} substring_t;
+
+int match_token(char *, match_table_t table, substring_t args[]);
+int match_int(substring_t *, int *result);
+int match_octal(substring_t *, int *result);
+int match_hex(substring_t *, int *result);
+void match_strcpy(char *, substring_t *);
+char *match_strdup(substring_t *);