1  /* PR debug/59350 */
       2  /* Testcase by Ryan Mansfield <rmansfield@qnx.com> */
       3  
       4  /* { dg-do compile } */
       5  /* { dg-options "-O -g" } */
       6  
       7  typedef union
       8  {
       9    char b[2];
      10    short NotAnInteger;
      11  }
      12  mDNSOpaque16;
      13  typedef mDNSOpaque16 mDNSIPPort;
      14  typedef struct
      15  {
      16  }
      17  mDNSAddr;
      18  typedef struct DNSQuestion_struct DNSQuestion;
      19  typedef struct mDNS_struct mDNS;
      20  typedef struct __attribute__ ((__packed__))
      21  {
      22    mDNSOpaque16 id;
      23    mDNSOpaque16 flags;
      24  }
      25  
      26  DNSMessageHeader;
      27  typedef struct __attribute__ ((__packed__))
      28  {
      29    DNSMessageHeader h;
      30  }
      31  
      32  DNSMessage;
      33  struct DNSQuestion_struct
      34  {
      35    DNSQuestion *next;
      36    long LastQTime;
      37    mDNSOpaque16 TargetQID;
      38  };
      39  struct mDNS_struct
      40  {
      41    long timenow;
      42    DNSQuestion *Questions;
      43  };
      44  extern long mDNSPlatformOneSecond;
      45  typedef enum
      46  {
      47    kDNSFlag0_QR_Mask = 0x80, kDNSFlag0_QR_Query = 0x00, kDNSFlag0_QR_Response =
      48      0x80, kDNSFlag0_OP_Mask = 0x78, kDNSFlag0_OP_StdQuery =
      49      0x00, kDNSFlag0_OP_Iquery = 0x08, kDNSFlag0_OP_Status =
      50      0x10, kDNSFlag0_OP_Unused3 = 0x18, kDNSFlag0_OP_Notify =
      51      0x20, kDNSFlag0_OP_Update = 0x28, kDNSFlag0_QROP_Mask =
      52      kDNSFlag0_QR_Mask | kDNSFlag0_OP_Mask, kDNSFlag0_AA = 0x04, kDNSFlag0_TC =
      53      0x02, kDNSFlag0_RD = 0x01, kDNSFlag1_RA = 0x80, kDNSFlag1_Zero =
      54      0x40, kDNSFlag1_AD = 0x20, kDNSFlag1_CD = 0x10, kDNSFlag1_RC_Mask =
      55      0x0F, kDNSFlag1_RC_NoErr = 0x00, kDNSFlag1_RC_FormErr =
      56      0x01, kDNSFlag1_RC_ServFail = 0x02, kDNSFlag1_RC_NXDomain =
      57      0x03, kDNSFlag1_RC_NotImpl = 0x04, kDNSFlag1_RC_Refused =
      58      0x05, kDNSFlag1_RC_YXDomain = 0x06, kDNSFlag1_RC_YXRRSet =
      59      0x07, kDNSFlag1_RC_NXRRSet = 0x08, kDNSFlag1_RC_NotAuth =
      60      0x09, kDNSFlag1_RC_NotZone = 0x0A
      61  }
      62  TSIG_ErrorCode;
      63  int uDNS_ReceiveTestQuestionResponse (mDNS * const, DNSMessage * const,
      64  				      const char * const,
      65  				      const mDNSAddr * const,
      66  				      const mDNSIPPort);
      67  void
      68  uDNS_ReceiveMsg (mDNS * const m, DNSMessage * const msg,
      69  		 const char * const end, const mDNSAddr * const srcaddr,
      70  		 const mDNSIPPort srcport)
      71  {
      72    DNSQuestion *qptr;
      73    char StdR = kDNSFlag0_QR_Response | kDNSFlag0_OP_StdQuery;
      74    char QR_OP = (char) (msg->h.flags.b[0] & kDNSFlag0_QROP_Mask);
      75    if (QR_OP == StdR)
      76      {
      77       if (uDNS_ReceiveTestQuestionResponse (m, msg, end, srcaddr, srcport))
      78  	return;
      79        for (qptr = m->Questions; qptr; qptr = qptr->next)
      80  	if (msg->h.flags.b[0] & kDNSFlag0_TC
      81  	    && ((qptr->TargetQID).NotAnInteger == (msg->h.id).NotAnInteger)
      82  	    && m->timenow - qptr->LastQTime < (60 * mDNSPlatformOneSecond))
      83  	  {
      84  	  }
      85      }
      86  }