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https://github.com/Zeal-Operating-System/ZealOS.git
synced 2025-01-02 18:56:32 +00:00
1b75d91002
Add arg to SATARep to specify drive types to show. Add checks in AHCIPortInit to verify port signatures, add helper method to get signatures from port.
127 lines
7.9 KiB
HTML
Executable file
127 lines
7.9 KiB
HTML
Executable file
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<pre style="font-family:monospace;font-size:12pt">
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<a name="l1"></a><span class=cF1>U0</span><span class=cF0> IPV4Handler(CEthernetFrame *ethernet_frame)
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<a name="l2"></a>{
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<a name="l3"></a> CIPV4Packet packet;
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<a name="l4"></a>
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<a name="l5"></a> IPV4PacketParse(&packet, ethernet_frame);
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<a name="l6"></a>
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<a name="l7"></a> ARPCachePut(packet.source_ip_address, ethernet_frame->source_address);
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<a name="l8"></a>
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<a name="l9"></a> </span><span class=cF1>switch</span><span class=cF0> (packet.protocol)
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<a name="l10"></a> </span><span class=cF7>{</span><span class=cF0>
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<a name="l11"></a> </span><span class=cF1>case</span><span class=cF0> IP_PROTOCOL_ICMP:
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<a name="l12"></a> NetLog(</span><span class=cF6>"IPV4 HANDLER: ICMP."</span><span class=cF0>);
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<a name="l13"></a> ICMPHandler(&packet);
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<a name="l14"></a> </span><span class=cF1>break</span><span class=cF0>;
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<a name="l15"></a>
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<a name="l16"></a> </span><span class=cF1>case</span><span class=cF0> IP_PROTOCOL_TCP:
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<a name="l17"></a> NetWarn(</span><span class=cF6>"IPV4 HANDLER: TCP."</span><span class=cF0>);
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<a name="l18"></a> TCPHandler(&packet);
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<a name="l19"></a> </span><span class=cF1>break</span><span class=cF0>;
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<a name="l20"></a>
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<a name="l21"></a> </span><span class=cF1>case</span><span class=cF0> IP_PROTOCOL_UDP:
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<a name="l22"></a> NetLog(</span><span class=cF6>"IPV4 HANDLER: UDP."</span><span class=cF0>);
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<a name="l23"></a> UDPHandler(&packet);
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<a name="l24"></a> </span><span class=cF1>break</span><span class=cF0>;
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<a name="l25"></a>
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<a name="l26"></a> </span><span class=cF1>default</span><span class=cF0>:
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<a name="l27"></a> NetErr(</span><span class=cF6>"IPV4 HANDLER: Unrecognized protocol: 0x%X"</span><span class=cF0>, packet.protocol);
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<a name="l28"></a> </span><span class=cF1>break</span><span class=cF0>;
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<a name="l29"></a> </span><span class=cF7>}</span><span class=cF0>
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<a name="l30"></a>
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<a name="l31"></a> NetLog(</span><span class=cF6>"IPV4 HANDLER: Exiting."</span><span class=cF0>);
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<a name="l32"></a>}
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<a name="l33"></a>
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<a name="l34"></a></span><span class=cF1>U0</span><span class=cF0> NetQueueEntryHandle(CNetQueueEntry *entry)
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<a name="l35"></a>{
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<a name="l36"></a> CEthernetFrame ethernet_frame;
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<a name="l37"></a>
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<a name="l38"></a> EthernetFrameParse(&ethernet_frame, entry->frame, entry->packet_length);
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<a name="l39"></a>
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<a name="l40"></a> </span><span class=cF1>switch</span><span class=cF0> (ethernet_frame.ethertype)
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<a name="l41"></a> </span><span class=cF7>{</span><span class=cF0>
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<a name="l42"></a> </span><span class=cF1>case</span><span class=cF0> ETHERTYPE_ARP:
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<a name="l43"></a> NetLog(</span><span class=cF6>"HANDLE NETQUEUE ENTRY: ARP."</span><span class=cF0>);
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<a name="l44"></a> ARPHandler(&ethernet_frame);
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<a name="l45"></a> </span><span class=cF1>break</span><span class=cF0>;
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<a name="l46"></a>
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<a name="l47"></a> </span><span class=cF1>case</span><span class=cF0> ETHERTYPE_IPV4:
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<a name="l48"></a> NetLog(</span><span class=cF6>"HANDLE NETQUEUE ENTRY: IPV4."</span><span class=cF0>);
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<a name="l49"></a> IPV4Handler(&ethernet_frame);
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<a name="l50"></a> </span><span class=cF1>break</span><span class=cF0>;
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<a name="l51"></a>
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<a name="l52"></a> </span><span class=cF1>case</span><span class=cF0> ETHERTYPE_IPV6:
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<a name="l53"></a> NetWarn(</span><span class=cF6>"HANDLE NETQUEUE ENTRY: IPV6. FIXME"</span><span class=cF0>);
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<a name="l54"></a> </span><span class=cF1>break</span><span class=cF0>;
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<a name="l55"></a>
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<a name="l56"></a> </span><span class=cF1>default</span><span class=cF0>:
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<a name="l57"></a> NetErr(</span><span class=cF6>"HANDLE NETQUEUE ENTRY: Unrecognized ethertype: 0x%X"</span><span class=cF0>, ethernet_frame.ethertype);
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<a name="l58"></a> </span><span class=cF1>break</span><span class=cF0>;
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<a name="l59"></a> </span><span class=cF7>}</span><span class=cF0>
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<a name="l60"></a>
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<a name="l61"></a> NetLog(</span><span class=cF6>"HANDLE NETQUEUE ENTRY: Exiting."</span><span class=cF0>);
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<a name="l62"></a>}
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<a name="l63"></a>
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<a name="l64"></a></span><span class=cF1>interrupt</span><span class=cF0> </span><span class=cF1>U0</span><span class=cF0> NetHandler()
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<a name="l65"></a>{
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<a name="l66"></a> CNetQueueEntry *entry;
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<a name="l67"></a>
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<a name="l68"></a> NetLog(</span><span class=cF6>"$BG,DKGRAY$$FG,BLACK$"</span><span class=cF0>
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<a name="l69"></a> </span><span class=cF6>"=== NET HANDLER ==="</span><span class=cF0>
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<a name="l70"></a> </span><span class=cF6>"$BG$$FG$"</span><span class=cF0>);
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<a name="l71"></a>
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<a name="l72"></a> NetLog(</span><span class=cF6>"$BD,LTGRAY$$FD,WHITE$"</span><span class=cF0>
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<a name="l73"></a> </span><span class=cF6>"NET HANDLER: Entering interrupt."</span><span class=cF0>);
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<a name="l74"></a>
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<a name="l75"></a> </span><span class=cF1>while</span><span class=cF0> (entry = NetQueuePull)
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<a name="l76"></a> </span><span class=cF7>{</span><span class=cF0>
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<a name="l77"></a> NetLog(</span><span class=cF6>"NET HANDLER: Caught NetQueue Entry, handling."</span><span class=cF0>);
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<a name="l78"></a> NetQueueEntryHandle(entry);
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<a name="l79"></a> NetLog(</span><span class=cF6>"NET HANDLER: Finished handling NetQueue Entry, Freeing."</span><span class=cF0>);
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<a name="l80"></a> </span><span class=cF5>Free</span><span class=cF0>(entry);
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<a name="l81"></a>
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<a name="l82"></a> </span><span class=cF7>}</span><span class=cF0>
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<a name="l83"></a>
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<a name="l84"></a> NetLog(</span><span class=cF6>"NET HANDLER: NetQueue empty, exiting interrupt.\n"</span><span class=cF0>
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<a name="l85"></a> </span><span class=cF6>"$BD,WHITE$$FD,LTGRAY$"</span><span class=cF0>
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<a name="l86"></a> </span><span class=cF6>"$BG,DKGRAY$$FG,BLACK$"</span><span class=cF0>
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<a name="l87"></a> </span><span class=cF6>"==================="</span><span class=cF0>
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<a name="l88"></a> </span><span class=cF6>"$BG$$FG$"</span><span class=cF0>);
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<a name="l89"></a>
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<a name="l90"></a> *(</span><span class=cFB>dev</span><span class=cF0>.uncached_alias + </span><span class=cF3>LAPIC_EOI</span><span class=cF0>)(</span><span class=cF9>U32</span><span class=cF0>*) = </span><span class=cFE>0</span><span class=cF0>;
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<a name="l91"></a>}
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<a name="l92"></a>
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<a name="l93"></a></span><span class=cF1>U0</span><span class=cF0> NetHandlerInit()
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<a name="l94"></a>{
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<a name="l95"></a> </span><span class=cF5>IntEntrySet</span><span class=cF0>(I_NETHANDLER, &NetHandler);
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<a name="l96"></a>}
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<a name="l97"></a>
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<a name="l98"></a>NetHandlerInit;
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</span></pre></body>
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