1 files changed, 17 insertions, 0 deletions
diff --git a/system.old/libraries/string/cstring.zig b/system.old/libraries/string/cstring.zig
new file mode 100644
index 0000000..32ad60f
--- /dev/null
+++ b/system.old/libraries/string/cstring.zig
@@ -0,0 +1,17 @@
+//! C-string utilities
+
+pub fn len(str: [*:0]const u8) usize {
+    var i: usize = 0;
+    while (str[i] != 0) : (i += 1) {}
+    return i;
+}
+
+pub fn toSlice(str: [*:0]const u8) []const u8 {
+    return str[0..len(str)];
+}
+
+pub fn findNull(buf: []const u8) usize {
+    var i: usize = 0;
+    while (i < buf.len and buf[i] != 0) : (i += 1) {}
+    return i;
+}