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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 5a30f2a86239..6eb567ac56bc 100644
--- a/include/linux/string_helpers.h
+++ b/include/linux/string_helpers.h
@@ -37,4 +37,35 @@ static inline int string_unescape_any_inplace(char *buf)
return string_unescape_any(buf, buf, 0);
}
+#define ESCAPE_SPACE 0x01
+#define ESCAPE_SPECIAL 0x02
+#define ESCAPE_NULL 0x04
+#define ESCAPE_OCTAL 0x08
+#define ESCAPE_ANY \
+ (ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_SPECIAL | ESCAPE_NULL)
+#define ESCAPE_NP 0x10
+#define ESCAPE_ANY_NP (ESCAPE_ANY | ESCAPE_NP)
+#define ESCAPE_HEX 0x20
+
+int string_escape_mem(const char *src, size_t isz, char **dst, size_t osz,
+ unsigned int flags, const char *esc);
+
+static inline int string_escape_mem_any_np(const char *src, size_t isz,
+ char **dst, size_t osz, const char *esc)
+{
+ return string_escape_mem(src, isz, dst, osz, ESCAPE_ANY_NP, esc);
+}
+
+static inline int string_escape_str(const char *src, char **dst, size_t sz,
+ unsigned int flags, const char *esc)
+{
+ return string_escape_mem(src, strlen(src), dst, sz, flags, esc);
+}
+
+static inline int string_escape_str_any_np(const char *src, char **dst,
+ size_t sz, const char *esc)
+{
+ return string_escape_str(src, dst, sz, ESCAPE_ANY_NP, esc);
+}
+
#endif