--- a/th_util.c	Sat Jun 21 21:12:27 2014 +0300
+++ b/th_util.c	Sat Jun 21 22:44:56 2014 +0300
@@ -559,6 +559,35 @@
 /*
  * Growing buffer implementations
  */
+void th_growbuf_init(th_growbuf_t *buf, const size_t mingrow)
+{
+    memset(buf, 0, sizeof(th_growbuf_t));
+    buf->mingrow = mingrow;
+}
+
+
+th_growbuf_t *th_growbuf_new(const size_t mingrow)
+{
+    th_growbuf_t *buf;
+
+    if ((buf = th_malloc(sizeof(th_growbuf_t))) == NULL)
+        return NULL;
+
+    th_growbuf_init(buf, mingrow);
+
+    return buf;
+}
+
+
+void th_growbuf_free(th_growbuf_t *buf)
+{
+    th_free(buf->data);
+
+    if (buf->allocated)
+        th_free(buf);
+}
+
+
 BOOL th_strbuf_grow(char **buf, size_t *bufsize, size_t *len, size_t grow)
 {
     if (*buf == NULL)
@@ -648,6 +677,21 @@
 }
 
 
+BOOL th_growbuf_put_str(th_growbuf_t *buf, const uint8_t *s, const size_t len)
+{
+    if (s == NULL)
+        return FALSE;
+
+    if (!th_growbuf_grow(buf, len + 1))
+        return FALSE;
+
+    memcpy(buf->data + buf->len, s, len + 1);
+    buf->len += len;
+
+    return TRUE;
+}
+
+
 BOOL th_growbuf_put_u8(th_growbuf_t *buf, const uint8_t val)
 {
     if (!th_growbuf_grow(buf, sizeof(uint8_t)))

--- a/th_util.h	Sat Jun 21 21:12:27 2014 +0300
+++ b/th_util.h	Sat Jun 21 22:44:56 2014 +0300
@@ -217,6 +217,7 @@
 BOOL    th_growbuf_grow(th_growbuf_t *buf, const size_t grow);
 BOOL    th_growbuf_puts(th_growbuf_t *buf, const char *str, BOOL eos);
 BOOL    th_growbuf_putch(th_growbuf_t *buf, const char ch);
+BOOL    th_growbuf_put_str(th_growbuf_t *buf, const uint8_t *s, const size_t len);
 BOOL    th_growbuf_put_u8(th_growbuf_t *buf, const uint8_t val);
 BOOL    th_growbuf_put_u16_be(th_growbuf_t *buf, const uint16_t val);
 BOOL    th_growbuf_put_u16_le(th_growbuf_t *buf, const uint16_t val);