X-Git-Url: http://git.cascardo.eti.br/?a=blobdiff_plain;f=rnet_message.c;h=51d84dc00a6bf1c4433f3546b96988bf3f2d6b16;hb=b875ed1319e55a2308aa3a6ec634415503030f85;hp=b967e04f4dbebe09ed46b4bf30daef6619494707;hpb=09ea96a03241092a02e8681ad189106707408132;p=cascardo%2Frnetclient.git

diff --git a/rnet_message.c b/rnet_message.c
index b967e04..51d84dc 100644
--- a/rnet_message.c
+++ b/rnet_message.c
@@ -1,5 +1,6 @@
 /*
  *  Copyright (C) 2013  Thadeu Lima de Souza Cascardo <cascardo@minaslivre.org>
+ *  Copyright (C) 2014  Alexandre Oliva <lxoliva@fsfla.org>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -58,6 +59,15 @@ void rnet_message_del(struct rnet_message *message)
 	free(message);
 }
 
+int rnet_message_strip(struct rnet_message *message, size_t len)
+{
+	if (len > message->len)
+		return -1;
+	message->len -= len;
+	memmove(message->buffer, message->buffer + len, message->len);
+	return 0;
+}
+
 static int add_field(struct rnet_message **message, char *key, int klen,
 						char *val, int vlen)
 {
@@ -125,3 +135,44 @@ int rnet_message_add_u64(struct rnet_message **msg, char *key, uint64_t val)
 	uint64_t nval = htobe64(val);
 	return add_field(msg, key, strlen(key), (char *) &nval, sizeof(val));
 }
+
+int rnet_message_add_buffer(struct rnet_message **msg, char *key,
+				char *buffer, size_t len)
+{
+	return add_field(msg, key, strlen(key), buffer, len);
+}
+
+int rnet_message_parse(struct rnet_message *msg, char *skey,
+				char** value, int *vlen)
+{
+	char * buffer = msg->buffer;
+	size_t len = msg->len;
+	int i = 0;
+	unsigned int j;
+	int b;
+	char *key;
+	int klen;
+	/* skip first byte */
+	i++;
+	while (i < len) {
+		j = (unsigned char)buffer[i];
+		b = j & 0x80;
+		if (b)
+			;
+		j = j & 0x7f;
+		i++;
+		key = buffer + i;
+		klen = j;
+		i += j;
+		j = (unsigned char)buffer[i];
+		i++;
+		if (b)
+			j = j << 8 | (unsigned char)buffer[i++];
+		*value = buffer + i;
+		*vlen = j;
+		i += j;
+		if (strlen(skey) == klen && !strncasecmp(key, skey, klen))
+			return 0;
+	}
+	return 1;
+}