Changeset 0b749a3 in mainline for uspace/lib/net/tl/icmp_client.c

Timestamp:

2010-11-22T15:39:53Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

0eddb76, aae339e9

Parents:

9a1d8ab (diff), 8cd1aa5e (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge development/ changes

File:

• uspace/lib/net/tl/icmp_client.c (modified) (2 diffs)

uspace/lib/net/tl/icmp_client.c

@@ -27 +27 @@
  */
 
-/** @addtogroup icmp
- *  @{
+/** @addtogroup libnet
+ * @{
  */
 
 /** @file
- *  ICMP client interface implementation.
- *  @see icmp_client.h
+ * ICMP client interface implementation.
+ * @see icmp_client.h
  */
 
+#include <icmp_client.h>
+#include <icmp_header.h>
+#include <packet_client.h>
+
 #ifdef CONFIG_DEBUG
-        #include <stdio.h>
+#include <stdio.h>
 #endif
 
@@ -43 +47 @@
 #include <sys/types.h>
 
-#include <icmp_codes.h>
-#include <icmp_client.h>
-#include <packet/packet.h>
-#include <packet/packet_client.h>
-#include <icmp_header.h>
+#include <net/icmp_codes.h>
+#include <net/packet.h>
 
-int icmp_client_process_packet(packet_t packet, icmp_type_t * type, icmp_code_t * code, icmp_param_t * pointer, icmp_param_t * mtu){
-        icmp_header_ref header;
+/** Processes the received packet prefixed with an ICMP header.
+ *
+ * @param[in] packet    The received packet.
+ * @param[out] type     The ICMP header type.
+ * @param[out] code     The ICMP header code.
+ * @param[out] pointer  The ICMP header pointer.
+ * @param[out] mtu      The ICMP header MTU.
+ * @return              The ICMP header length.
+ * @return              Zero if the packet contains no data.
+ */
+int
+icmp_client_process_packet(packet_t *packet, icmp_type_t *type,
+    icmp_code_t *code, icmp_param_t *pointer, icmp_param_t *mtu)
+{
+        icmp_header_t *header;
 
-        header = (icmp_header_ref) packet_get_data(packet);
-        if((! header)
-                || (packet_get_data_length(packet) < sizeof(icmp_header_t))){
+        header = (icmp_header_t *) packet_get_data(packet);
+        if (!header ||
+            (packet_get_data_length(packet) < sizeof(icmp_header_t))) {
                 return 0;
         }
-        if(type){
+
+        if (type)
                 *type = header->type;
-        }
-        if(code){
+        if (code)
                 *code = header->code;
-        }
-        if(pointer){
+        if (pointer)
                 *pointer = header->un.param.pointer;
-        }
-        if(mtu){
+        if (mtu)
                 *mtu = header->un.frag.mtu;
-        }
+
         // remove debug dump
 #ifdef CONFIG_DEBUG
-        printf("ICMP error %d (%d) in packet %d\n", header->type, header->code, packet_get_id(packet));
+        printf("ICMP error %d (%d) in packet %d\n", header->type, header->code,
+            packet_get_id(packet));
 #endif
         return sizeof(icmp_header_t);
 }
 
-size_t icmp_client_header_length(packet_t packet){
-        if(packet_get_data_length(packet) < sizeof(icmp_header_t)){
+/** Returns the ICMP header length.
+ *
+ * @param[in] packet    The packet.
+ * @return              The ICMP header length in bytes.
+ */
+size_t icmp_client_header_length(packet_t *packet)
+{
+        if (packet_get_data_length(packet) < sizeof(icmp_header_t))
                 return 0;
-        }
+
         return sizeof(icmp_header_t);
 }