1 files changed, 59 insertions, 1 deletions
diff --git a/include/libn.h b/include/libn.h
index 66eabaf..b994159 100644
--- a/include/libn.h
+++ b/include/libn.h
@@ -106,7 +106,65 @@ error   coro·free(Coro *c);
 // Strings
 
 // TODO(nnoll): Move here?
-#include ".include/str.h"
+typedef byte* string;
+
+typedef struct str·Hdr
+{
+    vlong len;
+    vlong cap;
+    byte  buf[];
+} str·Hdr;
+
+// -------------------------------------------------------------------------
+// UTF-8 functions.
+// Perhaps break into own unit
+// TODO: Add to(upper|lower|title)
+
+typedef uint32 Rune;
+
+enum
+{
+    UTFmax    = 4,
+    RuneSync  = 0x80,
+    RuneSelf  = 0x80,
+    RuneErr   = 0xFFFD,
+    RuneMax   = 0x10FFFF,
+};
+
+/* utf8 helpers */
+int     utf8·fullrune(byte *s, int n);
+byte   *utf8·findrune(byte *s, long i);
+int     utf8·chartorune(Rune *r, byte *s);
+int     utf8·runetochar(byte *s, Rune *r);
+int     utf8·len(byte *s);
+int     utf8·runelen(Rune r);
+int     utf8·isletter(Rune r);
+int     utf8·isdigit(Rune r);
+int     utf8·isspace(Rune r);
+int     utf8·istitle(Rune r);
+
+/* string helpers */
+string  str·newcap(const byte *s, vlong len, vlong cap);
+string  str·newlen(const byte *s, vlong len);
+string  str·new(const byte *s);
+string  str·newf(const byte *fmt, ...);
+void    str·free(string s);
+int     str·len(const string s);
+int     str·cap(const string s);
+string  str·clear(string s);
+string  str·grow(string s, vlong delta);
+string  str·fit(string s);
+string  str·appendcount(string s, vlong len, const byte *b);
+string  str·append(string s, const byte* b);
+string  str·appendf(string s, const byte* fmt, ...);
+string  str·appendbyte(string s, const byte b);
+bool    str·equals(const string s, const string t);
+int     str·find(string s, const byte* substr);
+void    str·lower(string s);
+void    str·upper(string s);
+void    str·replace(string s, const byte* from, const byte* to);
+string* str·split(string s, const byte* tok);
+string  str·join(vlong len, byte** fields, const byte* sep);
 
 // -----------------------------------------------------------------------------
 // I/O