sdcc/support/regression/tests/bug1665511.c

   1 /*
   2    bug1665511.c
   3 */
   4
   5 #include <testfwk.h>
   6
   7 #ifndef __SDCC_pdk14 // Lack of memory - see RFE #605.
   8
   9 /* force alignment on sparc machines with gcc compiler */
  10 #if defined(PORT_HOST) && defined(__sparc) && defined(__GNUC__)
  11 # define LONG_ALIGNED __attribute__ ((aligned (4)))
  12 #else
  13 # define LONG_ALIGNED
  14 #endif
  15
  16 typedef union
  17 {
  18   unsigned char bytes[4];
  19   long l;
  20 } IP_V4, *PIP_V4;
  21
  22 typedef union _short_map
  23 {
  24   unsigned char chars[2];
  25   short shorts [1];
  26 } Short_Map, *PShort_Map;
  27
  28 typedef Short_Map Port;
  29 typedef Port *PPort;
  30
  31 struct sockaddr
  32 {
  33   unsigned char bogus_ptr[3];              ///< Overhead for TNI native interface.
  34   unsigned char sin_addr[16] LONG_ALIGNED; ///< IP address. IPv4 address is in sin_addr[12-15] with MSB at sin_addr[12].
  35   unsigned char sin_port_high;             ///< most significant byte of port number for the socket.
  36   unsigned char sin_port_low;              ///< least significant byte of port number for the socket.
  37   unsigned char sin_family;                ///< Ignored by DS80C400 implementation.
  38 };
  39
  40 typedef unsigned int SocketHandle;
  41
  42 #define INVALID_HANDLE_VALUE (SocketHandle) -1
  43
  44 int accept(SocketHandle handle, struct sockaddr * address, unsigned int size)
  45 {
  46   handle;
  47   address;
  48   size;
  49   return 0x1234;
  50 }
  51
  52 SocketHandle Accept(SocketHandle handle, PIP_V4 ip, PPort port)
  53 {
  54   struct sockaddr address;
  55   int RetCode;
  56
  57   RetCode = accept(handle, &address, sizeof(address));
  58   if (RetCode != INVALID_HANDLE_VALUE)
  59   {
  60     ip->l = ((PIP_V4) &address.sin_addr[12])->l;
  61     port->chars[0] = address.sin_port_low;
  62     port->chars[1] = address.sin_port_high;
  63   };
  64
  65   return RetCode;
  66 }
  67 #endif
  68
  69 void testBug(void)
  70 {
  71 #ifndef __SDCC_pdk14 // Lack of memory.
  72   IP_V4 ip = {{1, 2, 3, 4}};
  73   Port port = {{5, 6}};
  74   ASSERT(Accept(1, &ip, &port) == 0x1234);
  75 #endif
  76 }