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util: introduce cunescape_length()

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This commit is contained in:
Lennart Poettering 2010-07-07 20:58:02 +02:00
parent 0bab36f250
commit 6febfd0d4b
2 changed files with 12 additions and 8 deletions
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9
src/util.c
View File

@ -1129,7 +1129,7 @@ char *cescape(const char *s) {
return r;
}
char *cunescape(const char *s) {
char *cunescape_length(const char *s, size_t length) {
char *r, *t;
const char *f;
@ -1137,10 +1137,10 @@ char *cunescape(const char *s) {
/* Undoes C style string escaping */
if (!(r = new(char, strlen(s)+1)))
if (!(r = new(char, length+1)))
return r;
for (f = s, t = r; *f; f++) {
for (f = s, t = r; f < s + length; f++) {
if (*f != '\\') {
*(t++) = *f;
@ -1242,6 +1242,9 @@ finish:
return r;
}
char *cunescape(const char *s) {
return cunescape_length(s, strlen(s));
}
char *xescape(const char *s, const char *bad) {
char *r, *t;

11
src/util.h
View File

@ -222,6 +222,12 @@ int undecchar(char c);
char *cescape(const char *s);
char *cunescape(const char *s);
char *cunescape_length(const char *s, size_t length);
char *xescape(const char *s, const char *bad);
char *bus_path_escape(const char *s);
char *bus_path_unescape(const char *s);
char *path_kill_slashes(char *path);
@ -230,11 +236,6 @@ bool path_equal(const char *a, const char *b);
char *ascii_strlower(char *path);
char *xescape(const char *s, const char *bad);
char *bus_path_escape(const char *s);
char *bus_path_unescape(const char *s);
bool ignore_file(const char *filename);
bool chars_intersect(const char *a, const char *b);