summaryrefslogtreecommitdiff
path: root/src/strv.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/strv.c')
-rw-r--r--src/strv.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/src/strv.c b/src/strv.c
index d1c7b2c32d..b1643b357f 100644
--- a/src/strv.c
+++ b/src/strv.c
@@ -577,3 +577,45 @@ char **strv_env_clean(char **l) {
return ret;
}
+
+char **strv_parse_nulstr(const char *s, size_t l) {
+ const char *p;
+ unsigned c = 0, i = 0;
+ char **v;
+
+ assert(s || l <= 0);
+
+ if (l <= 0)
+ return strv_new(NULL, NULL);
+
+ for (p = s; p < s + l; p++)
+ if (*p == 0)
+ c++;
+
+ if (s[l-1] != 0)
+ c++;
+
+ if (!(v = new0(char*, c+1)))
+ return NULL;
+
+ p = s;
+ while (p < s + l) {
+ const char *e;
+
+ e = memchr(p, 0, s + l - p);
+
+ if (!(v[i++] = strndup(p, e ? e - p : s + l - p))) {
+ strv_free(v);
+ return NULL;
+ }
+
+ if (!e)
+ break;
+
+ p = e + 1;
+ }
+
+ assert(i == c);
+
+ return v;
+}