CI: Add warning exemptions for Sun C (suncc-5.15) on Solaris 10

[tcpdump] / print-m3ua.c

diff --git a/print-m3ua.c b/print-m3ua.c
index e38e8769cefe4d80c517101d2586bd3e396d588b..403a417b0202f7a628f883de8a1e2441b1ddc689 100644 (file)
--- a/print-m3ua.c
+++ b/print-m3ua.c
@@ -22,28 +22,79 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 

-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
+/* \summary: Message Transfer Part 3 (MTP3) User Adaptation Layer (M3UA) printer */

 
 

-#include <tcpdump-stdinc.h>
-#include "m3ua.h"
+/* RFC 4666 */

 
 

-#include "interface.h"
-#include "addrtoname.h"
+#include <config.h>
+
+#include "netdissect-stdinc.h"
+
+#define ND_LONGJMP_FROM_TCHECK
+#include "netdissect.h"

 #include "extract.h"
 
 #include "extract.h"
 

+
+#define M3UA_REL_1_0 1
+
+struct m3ua_common_header {
+  nd_uint8_t  v;
+  nd_uint8_t  reserved;
+  nd_uint8_t  msg_class;
+  nd_uint8_t  msg_type;
+  nd_uint32_t len;
+};
+
+struct m3ua_param_header {
+  nd_uint16_t tag;
+  nd_uint16_t len;
+};
+
+/* message classes */
+#define M3UA_MSGC_MGMT 0
+#define M3UA_MSGC_TRANSFER 1
+#define M3UA_MSGC_SSNM 2
+#define M3UA_MSGC_ASPSM 3
+#define M3UA_MSGC_ASPTM 4
+/* reserved values */
+#define M3UA_MSGC_RKM 9
+
+static const struct tok MessageClasses[] = {
+       { M3UA_MSGC_MGMT,     "Management"            },
+       { M3UA_MSGC_TRANSFER, "Transfer"              },
+       { M3UA_MSGC_SSNM,     "SS7"                   },
+       { M3UA_MSGC_ASPSM,    "ASP"                   },
+       { M3UA_MSGC_ASPTM,    "ASP"                   },
+       { M3UA_MSGC_RKM,      "Routing Key Management"},
+       { 0, NULL }
+};
+
+/* management messages */
+#define M3UA_MGMT_ERROR 0
+#define M3UA_MGMT_NOTIFY 1
+

 static const struct tok MgmtMessages[] = {
   { M3UA_MGMT_ERROR, "Error" },
   { M3UA_MGMT_NOTIFY, "Notify" },
   { 0, NULL }
 };
 
 static const struct tok MgmtMessages[] = {
   { M3UA_MGMT_ERROR, "Error" },
   { M3UA_MGMT_NOTIFY, "Notify" },
   { 0, NULL }
 };
 

+/* transfer messages */
+#define M3UA_TRANSFER_DATA 1
+

 static const struct tok TransferMessages[] = {
   { M3UA_TRANSFER_DATA, "Data" },
   { 0, NULL }
 };
 
 static const struct tok TransferMessages[] = {
   { M3UA_TRANSFER_DATA, "Data" },
   { 0, NULL }
 };
 

+/* SS7 Signaling Network Management messages */
+#define M3UA_SSNM_DUNA 1
+#define M3UA_SSNM_DAVA 2
+#define M3UA_SSNM_DAUD 3
+#define M3UA_SSNM_SCON 4
+#define M3UA_SSNM_DUPU 5
+#define M3UA_SSNM_DRST 6
+

 static const struct tok SS7Messages[] = {
   { M3UA_SSNM_DUNA, "Destination Unavailable" },
   { M3UA_SSNM_DAVA, "Destination Available" },
 static const struct tok SS7Messages[] = {
   { M3UA_SSNM_DUNA, "Destination Unavailable" },
   { M3UA_SSNM_DAVA, "Destination Available" },


@@ -54,6 +105,14 @@ static const struct tok SS7Messages[] = {
   { 0, NULL }
 };
 
   { 0, NULL }
 };
 

+/* ASP State Maintenance messages */
+#define M3UA_ASP_UP 1
+#define M3UA_ASP_DN 2
+#define M3UA_ASP_BEAT 3
+#define M3UA_ASP_UP_ACK 4
+#define M3UA_ASP_DN_ACK 5
+#define M3UA_ASP_BEAT_ACK 6
+

 static const struct tok ASPStateMessages[] = {
   { M3UA_ASP_UP, "Up" },
   { M3UA_ASP_DN, "Down" },
 static const struct tok ASPStateMessages[] = {
   { M3UA_ASP_UP, "Up" },
   { M3UA_ASP_DN, "Down" },


@@ -64,6 +123,12 @@ static const struct tok ASPStateMessages[] = {
   { 0, NULL }
 };
 
   { 0, NULL }
 };
 

+/* ASP Traffic Maintenance messages */
+#define M3UA_ASP_AC 1
+#define M3UA_ASP_IA 2
+#define M3UA_ASP_AC_ACK 3
+#define M3UA_ASP_IA_ACK 4
+

 static const struct tok ASPTrafficMessages[] = {
   { M3UA_ASP_AC, "Active" },
   { M3UA_ASP_IA, "Inactive" },
 static const struct tok ASPTrafficMessages[] = {
   { M3UA_ASP_AC, "Active" },
   { M3UA_ASP_IA, "Inactive" },


@@ -72,6 +137,12 @@ static const struct tok ASPTrafficMessages[] = {
   { 0, NULL }
 };
 
   { 0, NULL }
 };
 

+/* Routing Key Management messages */
+#define M3UA_RKM_REQ 1
+#define M3UA_RKM_RSP 2
+#define M3UA_RKM_DEREQ 3
+#define M3UA_RKM_DERSP 4
+

 static const struct tok RoutingKeyMgmtMessages[] = {
   { M3UA_RKM_REQ, "Registration Request" },
   { M3UA_RKM_RSP, "Registration Response" },
 static const struct tok RoutingKeyMgmtMessages[] = {
   { M3UA_RKM_REQ, "Registration Request" },
   { M3UA_RKM_RSP, "Registration Response" },


@@ -80,6 +151,43 @@ static const struct tok RoutingKeyMgmtMessages[] = {
   { 0, NULL }
 };
 
   { 0, NULL }
 };
 

+static const struct uint_tokary m3ua_msgc2tokary[] = {
+       { M3UA_MSGC_MGMT,     MgmtMessages           },
+       { M3UA_MSGC_TRANSFER, TransferMessages       },
+       { M3UA_MSGC_SSNM,     SS7Messages            },
+       { M3UA_MSGC_ASPSM,    ASPStateMessages       },
+       { M3UA_MSGC_ASPTM,    ASPTrafficMessages     },
+       { M3UA_MSGC_RKM,      RoutingKeyMgmtMessages },
+       /* uint2tokary() does not use array termination. */
+};
+
+/* M3UA Parameters */
+#define M3UA_PARAM_INFO 0x0004
+#define M3UA_PARAM_ROUTING_CTX 0x0006
+#define M3UA_PARAM_DIAGNOSTIC 0x0007
+#define M3UA_PARAM_HB_DATA 0x0009
+#define M3UA_PARAM_TRAFFIC_MODE_TYPE 0x000b
+#define M3UA_PARAM_ERROR_CODE 0x000c
+#define M3UA_PARAM_STATUS 0x000d
+#define M3UA_PARAM_ASP_ID 0x0011
+#define M3UA_PARAM_AFFECTED_POINT_CODE 0x0012
+#define M3UA_PARAM_CORR_ID 0x0013
+
+#define M3UA_PARAM_NETWORK_APPEARANCE 0x0200
+#define M3UA_PARAM_USER 0x0204
+#define M3UA_PARAM_CONGESTION_INDICATION 0x0205
+#define M3UA_PARAM_CONCERNED_DST 0x0206
+#define M3UA_PARAM_ROUTING_KEY 0x0207
+#define M3UA_PARAM_REG_RESULT 0x0208
+#define M3UA_PARAM_DEREG_RESULT 0x0209
+#define M3UA_PARAM_LOCAL_ROUTING_KEY_ID 0x020a
+#define M3UA_PARAM_DST_POINT_CODE 0x020b
+#define M3UA_PARAM_SI 0x020c
+#define M3UA_PARAM_ORIGIN_POINT_CODE_LIST 0x020e
+#define M3UA_PARAM_PROTO_DATA 0x0210
+#define M3UA_PARAM_REG_STATUS 0x0212
+#define M3UA_PARAM_DEREG_STATUS 0x0213
+

 static const struct tok ParamName[] = {
   { M3UA_PARAM_INFO, "INFO String" },
   { M3UA_PARAM_ROUTING_CTX, "Routing Context" },
 static const struct tok ParamName[] = {
   { M3UA_PARAM_INFO, "INFO String" },
   { M3UA_PARAM_ROUTING_CTX, "Routing Context" },


@@ -108,68 +216,120 @@ static const struct tok ParamName[] = {
   { 0, NULL }
 };
 
   { 0, NULL }
 };
 

-static void print_tag_value(const u_char *buf, u_int16_t tag, u_int16_t size)
+static void
+tag_value_print(netdissect_options *ndo,
+                const u_char *buf, const uint16_t tag, const uint16_t size)

 {
   switch (tag) {
   case M3UA_PARAM_NETWORK_APPEARANCE:
   case M3UA_PARAM_ROUTING_CTX:
   case M3UA_PARAM_CORR_ID:
 {
   switch (tag) {
   case M3UA_PARAM_NETWORK_APPEARANCE:
   case M3UA_PARAM_ROUTING_CTX:
   case M3UA_PARAM_CORR_ID:

-    printf("0x%08x", EXTRACT_32BITS(buf));
+    /* buf and size don't include the header */
+    if (size < 4)
+      goto invalid;
+    ND_PRINT("0x%08x", GET_BE_U_4(buf));

     break;
   /* ... */
   default:
     break;
   /* ... */
   default:

-    printf("(length %u)", size);
+    ND_PRINT("(length %zu)", size + sizeof(struct m3ua_param_header));

   }
   }

+  ND_TCHECK_LEN(buf, size);
+  return;
+
+invalid:
+  nd_print_invalid(ndo);
+  ND_TCHECK_LEN(buf, size);

 }
 
 }
 

-static void print_m3ua_tags(const u_char *buf, u_int size)
+/*
+ *     0                   1                   2                   3
+ *     0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+ *    +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *    |          Parameter Tag        |       Parameter Length        |
+ *    +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *    \                                                               \
+ *    /                       Parameter Value                         /
+ *    \                                                               \
+ *    +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+static void
+m3ua_tags_print(netdissect_options *ndo,
+                const u_char *buf, const u_int size)

 {
   const u_char *p = buf;
 {
   const u_char *p = buf;

+  int align;
+  uint16_t hdr_tag;
+  uint16_t hdr_len;
+

   while (p < buf + size) {
   while (p < buf + size) {

-    const struct m3ua_param_header *hdr = (const struct m3ua_param_header *) p;
-    printf("\n\t\t\t%s: ", tok2str(ParamName, "Unknown Parameter (0x%04x)", EXTRACT_16BITS(&hdr->tag)));
-    print_tag_value(p + sizeof(struct m3ua_param_header), EXTRACT_16BITS(&hdr->tag), EXTRACT_16BITS(&hdr->len));
-    p += EXTRACT_16BITS(&hdr->len);
-    int align = (int) (p - buf) % 4;
-    p += (align) ? 4 - align : 0;
+    if (p + sizeof(struct m3ua_param_header) > buf + size)
+      goto invalid;
+    /* Parameter Tag */
+    hdr_tag = GET_BE_U_2(p);
+    ND_PRINT("\n\t\t\t%s: ", tok2str(ParamName, "Unknown Parameter (0x%04x)", hdr_tag));
+    /* Parameter Length */
+    hdr_len = GET_BE_U_2(p + 2);
+    if (hdr_len < sizeof(struct m3ua_param_header))
+      goto invalid;
+    /* Parameter Value */
+    align = (p + hdr_len - buf) % 4;
+    align = align ? 4 - align : 0;
+    ND_TCHECK_LEN(p, hdr_len + align);
+    tag_value_print(ndo, p, hdr_tag, hdr_len - sizeof(struct m3ua_param_header));
+    p += hdr_len + align;

   }
   }

+  return;
+
+invalid:
+  nd_print_invalid(ndo);
+  ND_TCHECK_LEN(buf, size);

 }
 
 }
 

-void print_m3ua(const u_char *buf, u_int size)
+/*
+ *     0                   1                   2                   3
+ *     0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+ *    +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *    |    Version    |   Reserved    | Message Class | Message Type  |
+ *    +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *    |                        Message Length                         |
+ *    +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *    \                                                               \
+ *    /                                                               /
+ */
+void
+m3ua_print(netdissect_options *ndo,
+           const u_char *buf, const u_int size)

 {
   const struct m3ua_common_header *hdr = (const struct m3ua_common_header *) buf;
 {
   const struct m3ua_common_header *hdr = (const struct m3ua_common_header *) buf;

+  const struct tok *dict;
+  uint8_t msg_class;

 
 

-  printf("\n\t\t");
-  switch (hdr->msg_class) {
-  case M3UA_MSGC_MGMT:
-    printf("Management %s Message", tok2str(MgmtMessages, "Unknown (0x%02x)", hdr->msg_type));
-    break;
-  case M3UA_MSGC_TRANSFER:
-    printf("Transfer %s Message", tok2str(TransferMessages, "Unknown (0x%02x)", hdr->msg_type));
-    break;
-  case M3UA_MSGC_SSNM:
-    printf("SS7 %s Message", tok2str(SS7Messages, "Unknown (0x%02x)", hdr->msg_type));
-    break;
-  case M3UA_MSGC_ASPSM:
-    printf("ASP %s Message", tok2str(ASPStateMessages, "Unknown (0x%02x)", hdr->msg_type));
-    break;
-  case M3UA_MSGC_ASPTM:
-    printf("ASP %s Message", tok2str(ASPTrafficMessages, "Unknown (0x%02x)", hdr->msg_type));
-    break;
-  case M3UA_MSGC_RKM:
-    printf("Routing Key Managment %s Message",
-        tok2str(RoutingKeyMgmtMessages, "Unknown (0x%02x)", hdr->msg_type));
-    break;
-  default:
-    printf("Unknown message class %i", hdr->msg_class);
-    break;
-  };
+  ndo->ndo_protocol = "m3ua";
+  /* size includes the header */
+  if (size < sizeof(struct m3ua_common_header))
+    goto invalid;
+  ND_TCHECK_SIZE(hdr);
+  if (GET_U_1(hdr->v) != M3UA_REL_1_0)
+    return;

 
 

-  fflush(stdout);
+  msg_class = GET_U_1(hdr->msg_class);
+  dict = uint2tokary(m3ua_msgc2tokary, msg_class);

 
 

-  if (size != EXTRACT_32BITS(&hdr->len))
-    printf("\n\t\t\t@@@@@@ Corrupted length %u of message @@@@@@", EXTRACT_32BITS(&hdr->len));
+  ND_PRINT("\n\t\t%s", tok2str(MessageClasses, "Unknown message class %i", msg_class));
+  if (dict != NULL)
+    ND_PRINT(" %s Message",
+             tok2str(dict, "Unknown (0x%02x)", GET_U_1(hdr->msg_type)));
+
+  if (size != GET_BE_U_4(hdr->len))
+    ND_PRINT("\n\t\t\t@@@@@@ Corrupted length %u of message @@@@@@",
+             GET_BE_U_4(hdr->len));

   else
   else

-    print_m3ua_tags(buf + sizeof(struct m3ua_common_header), EXTRACT_32BITS(&hdr->len) - sizeof(struct m3ua_common_header));
+    m3ua_tags_print(ndo, buf + sizeof(struct m3ua_common_header),
+                    GET_BE_U_4(hdr->len) - sizeof(struct m3ua_common_header));
+  return;
+
+invalid:
+  nd_print_invalid(ndo);
+  ND_TCHECK_LEN(buf, size);

 }
 
 }