summaryrefslogtreecommitdiff
path: root/src/shared/util.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/shared/util.c')
-rw-r--r--src/shared/util.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/src/shared/util.c b/src/shared/util.c
index d25ee6652f..d223ecf711 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -5350,16 +5350,14 @@ bool filename_is_safe(const char *p) {
bool string_is_safe(const char *p) {
const char *t;
- assert(p);
+ if (!p)
+ return false;
for (t = p; *t; t++) {
if (*t > 0 && *t < ' ')
return false;
- if (*t == 127)
- return false;
-
- if (strchr("\\\"\'", *t))
+ if (strchr("\\\"\'\0x7f", *t))
return false;
}
@@ -5367,16 +5365,19 @@ bool string_is_safe(const char *p) {
}
/**
- * Check if a string contains control characters.
- * Spaces and tabs are not considered control characters.
+ * Check if a string contains control characters. If 'ok' is non-NULL
+ * it may be a string containing additional CCs to be considered OK.
*/
-bool string_has_cc(const char *p) {
+bool string_has_cc(const char *p, const char *ok) {
const char *t;
assert(p);
for (t = p; *t; t++) {
- if (*t > 0 && *t < ' ' && *t != '\t')
+ if (ok && strchr(ok, *t))
+ return false;
+
+ if (*t > 0 && *t < ' ')
return true;
if (*t == 127)