LLPacketThrottle.cs 3.0 KB

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  1. /*
  2. * Copyright (c) Contributors, http://opensimulator.org/
  3. * See CONTRIBUTORS.TXT for a full list of copyright holders.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. * * Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * * Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. * * Neither the name of the OpenSim Project nor the
  13. * names of its contributors may be used to endorse or promote products
  14. * derived from this software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
  17. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
  20. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26. */
  27. namespace OpenSim.Region.ClientStack.LindenUDP
  28. {
  29. public class LLPacketThrottle
  30. {
  31. private int max; // max allowable throttle
  32. private int min; // min allowable throttle
  33. private int throttle; // current throttle setting
  34. private static int divisor = 7; // the throttle time divisor, this probably should factor out
  35. private int sent; // current number of bytes sent
  36. public LLPacketThrottle(int Min, int Max, int Throttle)
  37. {
  38. max = Max;
  39. min = Min;
  40. throttle = Throttle;
  41. sent = 0;
  42. }
  43. public void Reset()
  44. {
  45. sent = 0;
  46. }
  47. public bool UnderLimit()
  48. {
  49. return (sent < (throttle/divisor));
  50. }
  51. public int Add(int bytes)
  52. {
  53. sent += bytes;
  54. return sent;
  55. }
  56. // Properties
  57. public int Max
  58. {
  59. get { return max; }
  60. }
  61. public int Min
  62. {
  63. get { return min; }
  64. }
  65. public int Throttle
  66. {
  67. get { return throttle; }
  68. set
  69. {
  70. if (value > max)
  71. {
  72. throttle = max;
  73. }
  74. else if (value < min)
  75. {
  76. throttle = min;
  77. }
  78. else
  79. {
  80. throttle = value;
  81. }
  82. }
  83. }
  84. }
  85. }