diff options
author | Kees Cook <keescook@chromium.org> | 2015-09-09 15:37:16 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-09-10 13:29:01 -0700 |
commit | b40bdb7fb2b8359d5dfe19a91c147465c3d0359b (patch) | |
tree | b322288011572fdd5f5f02b480448534f2c824db | |
parent | d89a3f7335bb5d9e572ecc287b300161200364eb (diff) |
lib/string_helpers: rename "esc" arg to "only"
To further clarify the purpose of the "esc" argument, rename it to "only"
to reflect that it is a limit, not a list of additional characters to
escape.
Signed-off-by: Kees Cook <keescook@chromium.org>
Suggested-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r-- | include/linux/string_helpers.h | 14 | ||||
-rw-r--r-- | lib/string_helpers.c | 14 |
2 files changed, 14 insertions, 14 deletions
diff --git a/include/linux/string_helpers.h b/include/linux/string_helpers.h index 71f711db4500..dabe643eb5fa 100644 --- a/include/linux/string_helpers.h +++ b/include/linux/string_helpers.h @@ -48,24 +48,24 @@ static inline int string_unescape_any_inplace(char *buf) #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); + unsigned int flags, const char *only); static inline int string_escape_mem_any_np(const char *src, size_t isz, - char *dst, size_t osz, const char *esc) + char *dst, size_t osz, const char *only) { - return string_escape_mem(src, isz, dst, osz, ESCAPE_ANY_NP, esc); + return string_escape_mem(src, isz, dst, osz, ESCAPE_ANY_NP, only); } static inline int string_escape_str(const char *src, char *dst, size_t sz, - unsigned int flags, const char *esc) + unsigned int flags, const char *only) { - return string_escape_mem(src, strlen(src), dst, sz, flags, esc); + return string_escape_mem(src, strlen(src), dst, sz, flags, only); } static inline int string_escape_str_any_np(const char *src, char *dst, - size_t sz, const char *esc) + size_t sz, const char *only) { - return string_escape_str(src, dst, sz, ESCAPE_ANY_NP, esc); + return string_escape_str(src, dst, sz, ESCAPE_ANY_NP, only); } #endif diff --git a/lib/string_helpers.c b/lib/string_helpers.c index 0a307a97d489..54036ce2e2dd 100644 --- a/lib/string_helpers.c +++ b/lib/string_helpers.c @@ -432,8 +432,8 @@ static bool escape_hex(unsigned char c, char **dst, char *end) * all previous together * %ESCAPE_HEX: * '\xHH' - byte with hexadecimal value HH (2 digits) - * @esc: NULL-terminated string containing characters used to limit - * the selected escape class. If characters are included in @esc + * @only: NULL-terminated string containing characters used to limit + * the selected escape class. If characters are included in @only * that would not normally be escaped by the classes selected * in @flags, they will be copied to @dst unescaped. * @@ -442,7 +442,7 @@ static bool escape_hex(unsigned char c, char **dst, char *end) * in the following sequence. * 1. The character is matched to the printable class, if asked, and in * case of match it passes through to the output. - * 2. The character is not matched to the one from @esc string and thus + * 2. The character is not matched to the one from @only string and thus * must go as-is to the output. * 3. The character is checked if it falls into the class given by @flags. * %ESCAPE_OCTAL and %ESCAPE_HEX are going last since they cover any @@ -460,11 +460,11 @@ static bool escape_hex(unsigned char c, char **dst, char *end) * dst for a '\0' terminator if and only if ret < osz. */ int string_escape_mem(const char *src, size_t isz, char *dst, size_t osz, - unsigned int flags, const char *esc) + unsigned int flags, const char *only) { char *p = dst; char *end = p + osz; - bool is_dict = esc && *esc; + bool is_dict = only && *only; while (isz--) { unsigned char c = *src++; @@ -473,7 +473,7 @@ int string_escape_mem(const char *src, size_t isz, char *dst, size_t osz, * Apply rules in the following sequence: * - the character is printable, when @flags has * %ESCAPE_NP bit set - * - the @esc string is supplied and does not contain a + * - the @only string is supplied and does not contain a * character under question * - the character doesn't fall into a class of symbols * defined by given @flags @@ -481,7 +481,7 @@ int string_escape_mem(const char *src, size_t isz, char *dst, size_t osz, * output buffer. */ if ((flags & ESCAPE_NP && isprint(c)) || - (is_dict && !strchr(esc, c))) { + (is_dict && !strchr(only, c))) { /* do nothing */ } else { if (flags & ESCAPE_SPACE && escape_space(c, &p, end)) |