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< pre style = " font-family:monospace;font-size:12pt " >
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< a name = " l1 " > < / a > < span class = cF2 > /***************************************************</span><span class=cF0>
< a name = " l2 " > < / a >
< a name = " l3 " > < / a > < / span > < span class = cF2 > TCP Bound / Connected Socket Tree Functions < / span > < span class = cF0 >
< a name = " l4 " > < / a >
< a name = " l5 " > < / a > < / span > < span class = cF2 > * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ < / span > < span class = cF0 >
< a name = " l6 " > < / a >
< a name = " l7 " > < / a > CTCPTreeNode * TCPTreeNodeInit ( )
< a name = " l8 " > < / a > { < / span > < span class = cF2 > // init new empty tree/node. Init socket queue head links.</span><span class=cF0>
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< a name = " l9 " > < / a > CTCPTreeNode * tree_node = < / span > < span class = cF5 > CAlloc < / span > < span class = cF0 > ( < / span > < span class = cF1 > sizeof < / span > < span class = cF7 > ( < / span > < span class = cF0 > CTCPTreeNode < / span > < span class = cF7 > ) < / span > < span class = cF0 > ) ;
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< a name = " l10 " > < / a >
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< a name = " l11 " > < / a > tree_node - & gt ; queue = < / span > < span class = cF5 > CAlloc < / span > < span class = cF0 > ( < / span > < span class = cF1 > sizeof < / span > < span class = cF7 > ( < / span > < span class = cF0 > CTCPTreeQueue < / span > < span class = cF7 > ) < / span > < span class = cF0 > ) ; < / span > < span class = cF2 > // CQueue vs CTCPTreeQueue ?...</span><span class=cF0>
< a name = " l12 " > < / a > < / span > < span class = cF5 > QueueInit < / span > < span class = cF0 > ( tree_node - & gt ; queue ) ;
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< a name = " l13 " > < / a >
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< a name = " l14 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > tree_node ;
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< a name = " l15 " > < / a > }
< a name = " l16 " > < / a >
< a name = " l17 " > < / a > < / span > < span class = cF1 > U0 < / span > < span class = cF0 > TCPTreeNodeAdd ( CTCPTreeNode * node , CTCPTreeNode * tree )
< a name = " l18 " > < / a > { < / span > < span class = cF2 > // using temp and last allows avoiding recursion and non-growing stack issues.</span><span class=cF0>
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< a name = " l19 " > < / a > BSTAdd ( node , tree ) ;
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< a name = " l20 " > < / a > }
< a name = " l21 " > < / a >
< a name = " l22 " > < / a > CTCPTreeNode * TCPTreeNodeParamAdd ( < / span > < span class = cF9 > I64 < / span > < span class = cF0 > port , CTCPTreeNode * tree )
< a name = " l23 " > < / a > { < / span > < span class = cF2 > // add a node using params, return pointer to the node</span><span class=cF0>
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< a name = " l24 " > < / a > CTCPTreeNode * result = TCPTreeNodeInit ;
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< a name = " l25 " > < / a >
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< a name = " l26 " > < / a > result - & gt ; value = port ;
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< a name = " l27 " > < / a >
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< a name = " l28 " > < / a > TCPTreeNodeAdd ( result , tree ) ;
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< a name = " l29 " > < / a >
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< a name = " l30 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > result ;
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< a name = " l31 " > < / a > }
< a name = " l32 " > < / a >
< a name = " l33 " > < / a > CTCPTreeNode * TCPTreeNodeParamInit ( < / span > < span class = cF9 > I64 < / span > < span class = cF0 > port )
< a name = " l34 " > < / a > {
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< a name = " l35 " > < / a > CTCPTreeNode * result = TCPTreeNodeInit ;
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< a name = " l36 " > < / a >
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< a name = " l37 " > < / a > result - & gt ; value = port ;
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< a name = " l38 " > < / a >
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< a name = " l39 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > result ;
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< a name = " l40 " > < / a > }
< a name = " l41 " > < / a >
< a name = " l42 " > < / a > CTCPTreeNode * TCPTreeNodeFind ( < / span > < span class = cF9 > I64 < / span > < span class = cF0 > port , CTCPTreeNode * tree )
< a name = " l43 " > < / a > {
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< a name = " l44 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > BSTFind ( port , tree ) ;
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< a name = " l45 " > < / a > }
< a name = " l46 " > < / a >
< a name = " l47 " > < / a > CTCPTreeNode * TCPTreeNodePop ( < / span > < span class = cF9 > I64 < / span > < span class = cF0 > port , CTCPTreeNode * tree )
< a name = " l48 " > < / a > { < / span > < span class = cF2 > // Pops whole sub-tree, original tree loses whole branch.</span><span class=cF0>
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< a name = " l49 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > BSTPop ( port , tree ) ;
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< a name = " l50 " > < / a > }
< a name = " l51 " > < / a >
< a name = " l52 " > < / a > CTCPTreeNode * TCPTreeNodeSinglePop ( < / span > < span class = cF9 > I64 < / span > < span class = cF0 > port , CTCPTreeNode * tree )
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< a name = " l53 " > < / a > { < / span > < span class = cF2 > // Pop a tree off, then add back in its sub-trees to main tree.</span><span class=cF0>
< a name = " l54 " > < / a > < / span > < span class = cF2 > // Original node sub-tree links are cleared.</span><span class=cF0>
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< a name = " l55 " > < / a >
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< a name = " l56 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > BSTSinglePop ( port , tree ) ;
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< a name = " l57 " > < / a > }
< a name = " l58 " > < / a >
< a name = " l59 " > < / a > < / span > < span class = cF1 > U0 < / span > < span class = cF0 > TCPTreeNodeQueueAdd ( CTCPSocket * socket , CTCPTreeNode * node )
< a name = " l60 " > < / a > {
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< a name = " l61 " > < / a > CTCPTreeQueue * new_entry = < / span > < span class = cF5 > CAlloc < / span > < span class = cF0 > ( < / span > < span class = cF1 > sizeof < / span > < span class = cF7 > ( < / span > < span class = cF0 > CTCPTreeQueue < / span > < span class = cF7 > ) < / span > < span class = cF0 > ) ;
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< a name = " l62 " > < / a >
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< a name = " l63 " > < / a > new_entry - & gt ; socket = socket ;
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< a name = " l64 " > < / a >
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< a name = " l65 " > < / a > < / span > < span class = cF5 > QueueInsert < / span > < span class = cF0 > ( new_entry , node - & gt ; queue - & gt ; last ) ;
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< a name = " l66 " > < / a > }
< a name = " l67 " > < / a >
< a name = " l68 " > < / a > CTCPTreeQueue * TCPTreeNodeQueueSocketFind ( CTCPSocket * socket , CTCPTreeNode * node )
< a name = " l69 " > < / a > {
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< a name = " l70 " > < / a > CTCPTreeQueue * temp_queue ;
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< a name = " l71 " > < / a >
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< a name = " l72 " > < / a > temp_queue = node - & gt ; queue - & gt ; next ;
< a name = " l73 " > < / a > < / span > < span class = cF1 > while < / span > < span class = cF0 > ( temp_queue ! = node - & gt ; queue )
< a name = " l74 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l75 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( temp_queue - & gt ; socket = = socket )
< a name = " l76 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > temp_queue ;
< a name = " l77 " > < / a > temp_queue = temp_queue - & gt ; next ;
< a name = " l78 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
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< a name = " l79 " > < / a >
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< a name = " l80 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > < / span > < span class = cF3 > NULL < / span > < span class = cF0 > ;
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< a name = " l81 " > < / a > }
< a name = " l82 " > < / a >
< a name = " l83 " > < / a > CTCPTreeQueue * TCPTreeNodeQueueSocketSinglePop ( CTCPSocket * socket , CTCPTreeNode * node )
< a name = " l84 " > < / a > { < / span > < span class = cF2 > // search by socket, pop a single TCPTreeQueue off the node, return popped queue.</span><span class=cF0>
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< a name = " l85 " > < / a > CTCPTreeQueue * temp_queue = TCPTreeNodeQueueSocketFind ( socket , node ) ;
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< a name = " l86 " > < / a >
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< a name = " l87 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( temp_queue )
< a name = " l88 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l89 " > < / a > < / span > < span class = cF5 > QueueRemove < / span > < span class = cF0 > ( temp_queue ) ;
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< a name = " l90 " > < / a >
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< a name = " l91 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
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< a name = " l92 " > < / a >
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< a name = " l93 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > temp_queue ; < / span > < span class = cF2 > // if not found, NULL.</span><span class=cF0>
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< a name = " l94 " > < / a > }
< a name = " l95 " > < / a >
< a name = " l96 " > < / a > CTCPTreeQueue * TCPTreeNodeQueueIPV4Find ( < / span > < span class = cF9 > U32 < / span > < span class = cF0 > address , CTCPTreeNode * node , < / span > < span class = cF1 > Bool < / span > < span class = cF0 > specific = < / span > < span class = cF3 > FALSE < / span > < span class = cF0 > )
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< a name = " l97 " > < / a > { < / span > < span class = cF2 > // address should be pulled from an instance of CIPV4Address (TODO... double check what bit order we're in ?)</span><span class=cF0>
< a name = " l98 " > < / a > < / span > < span class = cF2 > // use TRUE or FALSE in specific arg to dictate how to handle INADDR_ANY.</span><span class=cF0>
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< a name = " l99 " > < / a >
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< a name = " l100 " > < / a > CTCPTreeQueue * temp_queue = node - & gt ; queue - & gt ; next ;
< a name = " l101 " > < / a > CSocketAddressIPV4 * temp_ip ;
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< a name = " l102 " > < / a >
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< a name = " l103 " > < / a > < / span > < span class = cF1 > while < / span > < span class = cF0 > ( temp_queue ! = node - & gt ; queue )
< a name = " l104 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l105 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( temp_queue - & gt ; socket - & gt ; destination_address . family = = AF_INET )
< a name = " l106 " > < / a > {
< a name = " l107 " > < / a > temp_ip = & amp ; temp_queue - & gt ; socket - & gt ; destination_address ;
< a name = " l108 " > < / a > NetLog ( < / span > < span class = cF6 > & quot ; TCPTreeNodeQueueIPV4Find : Comparing : addr , nodequeue addr : % 08 X , % 08 X & quot ; < / span > < span class = cF0 > ,
< a name = " l109 " > < / a > address , temp_ip - & gt ; address . address ) ;
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< a name = " l110 " > < / a >
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< a name = " l111 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( temp_ip - & gt ; address . address = = address )
< a name = " l112 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l113 " > < / a > NetLog ( < / span > < span class = cF6 > & quot ; TCPTreeNodeQueueIPV4Find : Address match : addr , nodequeue addr : % 08 X , % 08 X & quot ; < / span > < span class = cF0 > ,
< a name = " l114 " > < / a > address , temp_ip - & gt ; address . address ) ;
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< a name = " l115 " > < / a >
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< a name = " l116 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > temp_queue ;
< a name = " l117 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
< a name = " l118 " > < / a > }
< a name = " l119 " > < / a > < / span > < span class = cF1 > else < / span > < span class = cF0 >
< a name = " l120 " > < / a > NetErr ( < / span > < span class = cF6 > & quot ; TCPTreeNodeQueueIPV4Find : Skipped iteration of a non AF_INET family : % 0 X & quot ; < / span > < span class = cF0 > ,
< a name = " l121 " > < / a > temp_queue - & gt ; socket - & gt ; destination_address . family ) ;
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< a name = " l122 " > < / a >
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< a name = " l123 " > < / a > temp_queue = temp_queue - & gt ; next ;
< a name = " l124 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
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< a name = " l125 " > < / a >
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< a name = " l126 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( ! specific )
< a name = " l127 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l128 " > < / a > temp_queue = node - & gt ; queue - & gt ; next ;
< a name = " l129 " > < / a > NetDebug ( < / span > < span class = cF6 > & quot ; TCPTreeNodeQueueIPV4Find : Exact match not found , looking for an INADDR_ANY address . & quot ; < / span > < span class = cF0 > ) ;
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< a name = " l130 " > < / a >
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< a name = " l131 " > < / a > < / span > < span class = cF1 > while < / span > < span class = cF0 > ( temp_queue ! = node - & gt ; queue )
< a name = " l132 " > < / a > {
< a name = " l133 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( temp_queue - & gt ; socket - & gt ; destination_address . family = = AF_INET )
< a name = " l134 " > < / a > < / span > < span class = cF7 > { < / span > < span class = cF0 >
< a name = " l135 " > < / a > temp_ip = & amp ; temp_queue - & gt ; socket - & gt ; destination_address ;
< a name = " l136 " > < / a > NetLog ( < / span > < span class = cF6 > & quot ; TCPTreeNodeQueueIPV4Find : Comparing : addr , nodequeue addr : % 08 X , % 08 X & quot ; < / span > < span class = cF0 > ,
< a name = " l137 " > < / a > address , temp_ip - & gt ; address . address ) ;
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< a name = " l138 " > < / a >
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< a name = " l139 " > < / a > < / span > < span class = cF1 > if < / span > < span class = cF0 > ( temp_ip - & gt ; address . address = = INADDR_ANY )
< a name = " l140 " > < / a > {
< a name = " l141 " > < / a > NetLog ( < / span > < span class = cF6 > & quot ; TCPTreeNodeQueueIPV4Find : Address match : addr , nodequeue addr : % 08 X , % 08 X & quot ; < / span > < span class = cF0 > ,
< a name = " l142 " > < / a > address , temp_ip - & gt ; address . address ) ;
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< a name = " l143 " > < / a >
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< a name = " l144 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > temp_queue ;
< a name = " l145 " > < / a > }
< a name = " l146 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
< a name = " l147 " > < / a > < / span > < span class = cF1 > else < / span > < span class = cF0 >
< a name = " l148 " > < / a > NetErr ( < / span > < span class = cF6 > & quot ; TCPTreeNodeQueueIPV4Find : Skipped iteration of a non AF_INET family : % 0 X & quot ; < / span > < span class = cF0 > ,
< a name = " l149 " > < / a > temp_queue - & gt ; socket - & gt ; destination_address . family ) ;
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< a name = " l150 " > < / a >
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< a name = " l151 " > < / a > temp_queue = temp_queue - & gt ; next ;
< a name = " l152 " > < / a > }
< a name = " l153 " > < / a > < / span > < span class = cF7 > } < / span > < span class = cF0 >
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< a name = " l154 " > < / a >
< a name = " l155 " > < / a >
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< a name = " l156 " > < / a > < / span > < span class = cF1 > return < / span > < span class = cF0 > < / span > < span class = cF3 > NULL < / span > < span class = cF0 > ;
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< a name = " l157 " > < / a > }
< a name = " l158 " > < / a >
< / span > < / pre > < / body >
< / html >
