コード例 #1
0
ファイル: Helper.c プロジェクト: etiago/vbox
/**
  Helper function called to calculate the prefix length associated with the string
  containing an Ipv4 or Ipv6 Internet Protocol address.

  @param[in]  Ptr     The pointer to the string containing an Ipv4 or Ipv6 Internet Protocol address.
  @param[out] Addr    The pointer to the EFI_IP_ADDRESS_INFO structure to contain the result.

  @retval EFI_SUCCESS              The operation completed successfully.
  @retval EFI_INVALID_PARAMETER    Invalid parameter.
  @retval Others                   Other mistake case.
**/
EFI_STATUS
EfiInetAddrRange (
  IN  CHAR16                 *Ptr,
  OUT EFI_IP_ADDRESS_INFO    *Addr
  )
{
  EFI_STATUS    Status;

  if ((Ptr == NULL) || (Addr == NULL)) {
    return EFI_INVALID_PARAMETER;
  }

  Status = NetLibStrToIp4 (Ptr, &Addr->Address.v4);
  if (!EFI_ERROR (Status)) {
    if ((UINT32)(*Addr->Address.v4.Addr) == 0) {
      Addr->PrefixLength = 0;
    } else {
      Addr->PrefixLength = 32;
    }
    return Status;
  }

  Status = NetLibStrToIp6andPrefix (Ptr, &Addr->Address.v6, &Addr->PrefixLength);
  if (!EFI_ERROR (Status) && (Addr->PrefixLength == 0xFF)) {
    Addr->PrefixLength = 128;
  }

  return Status;
}
コード例 #2
0
ファイル: IfConfig6.c プロジェクト: RafaelRMachado/edk2
/**
  Pick up gw/dns IPv6 address in string format from Args with "-s" option and convert it to EFI_IPv6_ADDRESS format.

  @param[in, out]    Arg        The pointer of the address of ARG_LIST that save Args with the "-s" option.
  @param[out]        Buf        The pointer of the address of EFI_IPv6_ADDRESS.
  @param[out]        BufSize    The pointer of BufSize that describes the size of Buf in bytes.

  @retval EFI_SUCCESS    The conversion is successful.
  @retval Others         Doesn't find the host address, or it is an invalid IPv6 address in string format.

**/
EFI_STATUS
IfConfig6ParseGwDnsAddressList (
  IN OUT ARG_LIST            **Arg,
     OUT EFI_IPv6_ADDRESS    **Buf,
     OUT UINTN               *BufSize
  )
{
  EFI_STATUS          Status;
  EFI_IPv6_ADDRESS    *AddrBuf;
  ARG_LIST            *VarArg;
  EFI_IPv6_ADDRESS    Address;
  UINT8               Prefix;
  UINT8               AddrCnt;

  AddrCnt  = 0;
  *BufSize = 0;
  *Buf     = NULL;
  VarArg   = *Arg;
  Status   = EFI_SUCCESS;

  //
  // Go through the list to check the correctness of input gw/dns address.
  //
  while ((!EFI_ERROR (Status)) && (VarArg != NULL)) {

    Status = NetLibStrToIp6andPrefix (VarArg->Arg, &Address, &Prefix);

    if (EFI_ERROR (Status)) {
      //
      // gw ip ip ... host
      //
      break;
    }

    VarArg = VarArg->Next;
    AddrCnt++;
  }

  if (AddrCnt == 0) {
    return EFI_INVALID_PARAMETER;
  }

  AddrBuf = AllocateZeroPool (AddrCnt * sizeof (EFI_IPv6_ADDRESS));
  ASSERT (AddrBuf != NULL);

  AddrCnt = 0;
  VarArg  = *Arg;
  Status  = EFI_SUCCESS;

  //
  // Go through the list to fill in the EFI_IPv6_ADDRESS structure.
  //
  while ((!EFI_ERROR (Status)) && (VarArg != NULL)) {

    Status = NetLibStrToIp6andPrefix (VarArg->Arg, &Address, &Prefix);

    if (EFI_ERROR (Status)) {
      break;
    }

    IP6_COPY_ADDRESS (&AddrBuf[AddrCnt], &Address);

    VarArg = VarArg->Next;
    AddrCnt++;
  }

  *Arg = VarArg;

  if (EFI_ERROR (Status) && (Status != EFI_INVALID_PARAMETER)) {
   goto ON_ERROR;
  }

  *Buf     = AddrBuf;
  *BufSize = AddrCnt * sizeof (EFI_IPv6_ADDRESS);

  return EFI_SUCCESS;

ON_ERROR:

  FreePool (AddrBuf);
  return Status;
}
コード例 #3
0
ファイル: IfConfig6.c プロジェクト: RafaelRMachado/edk2
/**
  Pick up host IPv6 address in string format from Args with "-s" option and convert it to EFI_IP6_CONFIG_MANUAL_ADDRESS format.

  @param[in, out]    Arg        The pointer of the address of ARG_LIST which save Args with the "-s" option.
  @param[out]        Buf        The pointer of the address of EFI_IP6_CONFIG_MANUAL_ADDRESS.
  @param[out]        BufSize    The pointer of BufSize that describes the size of Buf in bytes.

  @retval EFI_SUCCESS    The convertion is successful.
  @retval Others         Does't find the host address, or it is an invalid IPv6 address in string format.

**/
EFI_STATUS
IfConfig6ParseManualAddressList (
  IN OUT ARG_LIST                         **Arg,
     OUT EFI_IP6_CONFIG_MANUAL_ADDRESS    **Buf,
     OUT UINTN                            *BufSize
  )
{
  EFI_STATUS                       Status;
  EFI_IP6_CONFIG_MANUAL_ADDRESS    *AddrBuf;
  ARG_LIST                         *VarArg;
  EFI_IPv6_ADDRESS                 Address;
  UINT8                            Prefix;
  UINT8                            AddrCnt;

  Prefix   = 0;
  AddrCnt  = 0;
  *BufSize = 0;
  *Buf     = NULL;
  VarArg   = *Arg;
  Status   = EFI_SUCCESS;

  //
  // Go through the list to check the correctness of input host ip6 address.
  //
  while ((!EFI_ERROR (Status)) && (VarArg != NULL)) {

    Status = NetLibStrToIp6andPrefix (VarArg->Arg, &Address, &Prefix);

    if (EFI_ERROR (Status)) {
      //
      // host ip ip ... gw
      //
      break;
    }

    VarArg = VarArg->Next;
    AddrCnt++;
  }

  if (AddrCnt == 0) {
    return EFI_INVALID_PARAMETER;
  }

  AddrBuf = AllocateZeroPool (AddrCnt * sizeof (EFI_IP6_CONFIG_MANUAL_ADDRESS));
  ASSERT (AddrBuf != NULL);

  AddrCnt = 0;
  VarArg  = *Arg;
  Status  = EFI_SUCCESS;

  //
  // Go through the list to fill in the EFI_IP6_CONFIG_MANUAL_ADDRESS structure.
  //
  while ((!EFI_ERROR (Status)) && (VarArg != NULL)) {

    Status = NetLibStrToIp6andPrefix (VarArg->Arg, &Address, &Prefix);

    if (EFI_ERROR (Status)) {
      break;
    }

    //
    // If prefix length is not set, set it as Zero here. In the IfConfigSetInterfaceInfo()
    // Zero prefix, length will be transfered to default prefix length.
    //
    if (Prefix == 0xFF) {
      Prefix = 0;
    }
    AddrBuf[AddrCnt].IsAnycast    = FALSE;
    AddrBuf[AddrCnt].PrefixLength = Prefix;
    IP6_COPY_ADDRESS (&AddrBuf[AddrCnt].Address, &Address);
    VarArg = VarArg->Next;
    AddrCnt++;
  }

  *Arg = VarArg;

  if (EFI_ERROR (Status) && (Status != EFI_INVALID_PARAMETER)) {
    goto ON_ERROR;
  }

  *Buf     = AddrBuf;
  *BufSize = AddrCnt * sizeof (EFI_IP6_CONFIG_MANUAL_ADDRESS);

  return EFI_SUCCESS;

ON_ERROR:

  FreePool (AddrBuf);
  return Status;
}