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1 /* Copyright 2004-2006 BBN Technologies Corporation |
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2 * |
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3 * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
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4 * use this file except in compliance with the License. You may obtain a copy |
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5 * of the License at http://www.apache.org/licenses/LICENSE-2.0 |
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6 * |
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7 * Unless required by applicable law or agreed to in writing, software |
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8 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
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9 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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10 * |
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11 * See the License for the specific language governing permissions and |
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12 * limitations under the License. |
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13 * |
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14 * |
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15 * $Id$ |
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16 */ |
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17 |
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18 #ifdef HAVE_CONFIG_H |
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19 # include <dtn-config.h> |
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20 #endif |
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21 |
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22 #include "GbofId.h" |
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23 #include <sstream> |
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24 |
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25 // GBOFID -- Global Bundle Or Fragment ID |
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26 |
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27 namespace oasys { |
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28 |
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29 //---------------------------------------------------------------------- |
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30 template<> |
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31 const char* |
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32 InlineFormatter<dtn::GbofId> |
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33 ::format(const dtn::GbofId& id) |
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34 { |
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35 if (! id.is_fragment_) { |
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36 buf_.appendf("<%s, %llu.%llu>", |
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37 id.source_.c_str(), |
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38 id.creation_ts_.seconds_, |
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39 id.creation_ts_.seqno_); |
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40 } else { |
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41 buf_.appendf("<%s, %llu.%llu, FRAG len %u offset %u>", |
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42 id.source_.c_str(), |
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43 id.creation_ts_.seconds_, |
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44 id.creation_ts_.seqno_, |
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45 id.frag_length_, id.frag_offset_); |
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46 } |
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47 return buf_.c_str(); |
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48 } |
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49 } // namespace oasys |
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50 |
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51 namespace dtn { |
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52 |
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53 //---------------------------------------------------------------------- |
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54 GbofId::GbofId() |
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55 { |
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56 } |
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57 |
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58 //---------------------------------------------------------------------- |
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59 GbofId::GbofId(EndpointID source, |
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60 BundleTimestamp creation_ts, |
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61 bool is_fragment, |
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62 u_int32_t frag_length, |
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63 u_int32_t frag_offset) |
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64 : source_(source), |
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65 creation_ts_(creation_ts), |
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66 is_fragment_(is_fragment), |
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67 frag_length_(frag_length), |
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68 frag_offset_(frag_offset) |
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69 { |
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70 } |
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71 |
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72 //---------------------------------------------------------------------- |
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73 GbofId::~GbofId() |
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74 { |
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75 } |
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76 |
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77 //---------------------------------------------------------------------- |
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78 bool |
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79 GbofId::equals(const GbofId& id) const |
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80 { |
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81 if (creation_ts_.seconds_ == id.creation_ts_.seconds_ && |
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82 creation_ts_.seqno_ == id.creation_ts_.seqno_ && |
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83 is_fragment_ == id.is_fragment_ && |
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84 (!is_fragment_ || |
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85 (frag_length_ == id.frag_length_ && frag_offset_ == id.frag_offset_)) && |
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86 source_.equals(id.source_)) |
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87 { |
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88 return true; |
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89 } else { |
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90 return false; |
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91 } |
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92 } |
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93 |
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94 //---------------------------------------------------------------------- |
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95 bool |
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96 GbofId::operator<(const GbofId& other) const |
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97 { |
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98 if (source_ < other.source_) return true; |
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99 if (other.source_ < source_) return false; |
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100 |
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101 if (creation_ts_ < other.creation_ts_) return true; |
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102 if (creation_ts_ > other.creation_ts_) return false; |
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103 |
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104 if (is_fragment_ && !other.is_fragment_) return true; |
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105 if (!is_fragment_ && other.is_fragment_) return false; |
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106 |
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107 if (is_fragment_) { |
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108 if (frag_length_ < other.frag_length_) return true; |
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109 if (other.frag_length_ < frag_length_) return false; |
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110 |
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111 if (frag_offset_ < other.frag_offset_) return true; |
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112 if (other.frag_offset_ < frag_offset_) return false; |
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113 } |
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114 |
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115 return false; // all equal |
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116 } |
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117 |
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118 //---------------------------------------------------------------------- |
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119 bool |
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120 GbofId::equals(EndpointID source, |
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121 BundleTimestamp creation_ts, |
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122 bool is_fragment, |
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123 u_int32_t frag_length, |
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124 u_int32_t frag_offset) const |
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125 { |
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126 if (creation_ts_.seconds_ == creation_ts.seconds_ && |
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127 creation_ts_.seqno_ == creation_ts.seqno_ && |
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128 is_fragment_ == is_fragment && |
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129 (!is_fragment || |
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130 (frag_length_ == frag_length && frag_offset_ == frag_offset)) && |
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131 source_.equals(source)) |
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132 { |
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133 return true; |
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134 } else { |
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135 return false; |
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136 } |
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137 } |
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138 |
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139 //---------------------------------------------------------------------- |
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140 std::string |
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141 GbofId::str() const |
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142 { |
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143 std::ostringstream oss; |
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144 |
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145 oss << source_.str() << "," |
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146 << creation_ts_.seconds_ << "," |
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147 << creation_ts_.seqno_ << "," |
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148 << is_fragment_ << "," |
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149 << frag_length_ << "," |
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150 << frag_offset_; |
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151 |
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152 return oss.str(); |
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153 } |
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154 |
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155 } // namespace dtn |