--- libelwix/src/pack.c	2014/02/11 00:43:41	1.5
+++ libelwix/src/pack.c	2014/02/11 13:25:09	1.6.2.1
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: pack.c,v 1.5 2014/02/11 00:43:41 misho Exp $
+* $Id: pack.c,v 1.6.2.1 2014/02/11 13:25:09 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -100,6 +100,77 @@ rpack_destroy(rpack_t ** __restrict rp)
 }
 
 /*
+ * rpack_attach() - Attach dynamic allocating buffer at packet
+ *
+ * @rp = raw packet;
+ * @len = allocate bytes
+ * return: -1 error or 0 ok, should be detached with rpack_detach() 
+ * 				before call rpack_destroy() after use!
+ */
+int
+rpack_attach(rpack_t * __restrict rp, size_t len)
+{
+	if (!rp)
+		return -1;
+
+	rp->r_buf = e_malloc(len);
+	if (!rp->r_buf) {
+		RPACK_FREE(rp);
+		return -1;
+	} else
+		rp->r_len = len;
+	rp->r_next = rp->r_buf;
+
+	return 0;
+}
+
+/*
+ * rpack_resize() - Resize dynamic allocated buffer at packet
+ *
+ * @rp = raw packet
+ * @newlen = resize buffer to bytes
+ * return: -1 error or 0 ok, should be detached with rpack_detach() 
+ * 				before call rpack_destroy() after use!
+ */
+int
+rpack_resize(rpack_t * __restrict rp, size_t newlen)
+{
+	void *buf = NULL;
+
+	if (!rp)
+		return -1;
+
+	buf = e_realloc(rp->r_buf, newlen);
+	if (!buf)
+		return -1;
+	else {
+		rp->r_buf = buf;
+		rp->r_len = newlen;
+	}
+
+	if (rp->r_next > (rp->r_buf + rp->r_len))
+		rp->r_next = rp->r_buf;
+
+	return 0;
+}
+
+/*
+ * rpack_detach() - Detach and free dynamic allocated buffer from packet
+ *
+ * @rp = raw packet
+ * return: none
+ */
+void
+rpack_detach(rpack_t * __restrict rp)
+{
+	if (!rp)
+		return;
+
+	e_free(rp->r_buf);
+	RPACK_FREE(rp);
+}
+
+/*
  * rpack_align_and_reserve() - Align & reserve space
  *
  * @rp = raw buffer
@@ -295,7 +366,7 @@ rpack_data(rpack_t * __restrict rp, void * __restrict 
 }
 
 /*
- * rpack_raw() - Pack/Unpack raw data
+ * rpack_rdata() - Pack/Unpack raw data
  *
  * @rp = raw buffer
  * @dat = data
@@ -303,7 +374,7 @@ rpack_data(rpack_t * __restrict rp, void * __restrict 
  * return: NULL error or != NULL get data, must be e_free() after use!
  */
 void *
-rpack_raw(rpack_t * __restrict rp, void * __restrict dat, size_t datlen)
+rpack_rdata(rpack_t * __restrict rp, void * __restrict dat, size_t datlen)
 {
 	void *buf = NULL;
 
@@ -324,4 +395,112 @@ rpack_raw(rpack_t * __restrict rp, void * __restrict d
 
 	rp->r_next += datlen;
 	return buf;
+}
+
+/*
+ * rpack_ruint16() - Pack/Unpack raw 16bit value
+ *
+ * @rp = raw buffer
+ * @n = set value if !=NULL
+ * @be = extract in big-endian
+ * return: -1 error or get value
+ */
+uint16_t
+rpack_ruint16(rpack_t * __restrict rp, uint16_t * __restrict n, int be)
+{
+	uint16_t u;
+
+	if (!RPACK_SANITY(rp))
+		return (uint16_t) -1;
+	/* No space left */
+	if (sizeof(uint16_t) + rp->r_next - rp->r_buf > rp->r_len)
+		return (uint16_t) -1;
+
+	u = be ? EXTRACT_BE_16(rp->r_next) : EXTRACT_LE_16(rp->r_next);
+	if (n)
+		RPACK_SET_16(rp->r_next, n);
+
+	rp->r_next += sizeof(uint16_t);
+	return u;
+}
+
+/*
+ * rpack_ruint24() - Pack/Unpack raw 24bit value
+ *
+ * @rp = raw buffer
+ * @n = set value if !=NULL
+ * @be = extract in big-endian
+ * return: -1 error or get value
+ */
+uint32_t
+rpack_ruint24(rpack_t * __restrict rp, uint32_t * __restrict n, int be)
+{
+	uint32_t u;
+
+	if (!RPACK_SANITY(rp))
+		return (uint32_t) -1;
+	/* No space left */
+	if (sizeof(uint32_t) + rp->r_next - rp->r_buf > rp->r_len)
+		return (uint32_t) -1;
+
+	u = be ? EXTRACT_BE_24(rp->r_next) : EXTRACT_LE_24(rp->r_next);
+	if (n)
+		RPACK_SET_24(rp->r_next, n);
+
+	rp->r_next += sizeof(uint32_t);
+	return u;
+}
+
+/*
+ * rpack_ruint32() - Pack/Unpack raw 32bit value
+ *
+ * @rp = raw buffer
+ * @n = set value if !=NULL
+ * @be = extract in big-endian
+ * return: -1 error or get value
+ */
+uint32_t
+rpack_ruint32(rpack_t * __restrict rp, uint32_t * __restrict n, int be)
+{
+	uint32_t u;
+
+	if (!RPACK_SANITY(rp))
+		return (uint32_t) -1;
+	/* No space left */
+	if (sizeof(uint32_t) + rp->r_next - rp->r_buf > rp->r_len)
+		return (uint32_t) -1;
+
+	u = be ? EXTRACT_BE_32(rp->r_next) : EXTRACT_LE_32(rp->r_next);
+	if (n)
+		RPACK_SET_32(rp->r_next, n);
+
+	rp->r_next += sizeof(uint32_t);
+	return u;
+}
+
+/*
+ * rpack_ruint64() - Pack/Unpack raw 64bit value
+ *
+ * @rp = raw buffer
+ * @n = set value if !=NULL
+ * @be = extract in big-endian
+ * return: -1 error or get value
+ */
+uint64_t
+rpack_ruint64(rpack_t * __restrict rp, uint64_t * __restrict n, int be)
+{
+	uint64_t u;
+
+	if (!RPACK_SANITY(rp))
+		return (uint64_t) -1;
+	/* No space left */
+	if (sizeof(uint64_t) + rp->r_next - rp->r_buf > rp->r_len)
+		return (uint64_t) -1;
+
+	u = be ? EXTRACT_BE_64(rp->r_next) : EXTRACT_LE_64(rp->r_next);
+	if (n)
+		RPACK_SET_64(rp->r_next, n);
+
+	rp->r_next += sizeof(uint64_t);
+	return u;
 }