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Diffstat (limited to 'src/experimental/fastcgi.h')
-rw-r--r-- | src/experimental/fastcgi.h | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/experimental/fastcgi.h b/src/experimental/fastcgi.h new file mode 100644 index 0000000..d290c40 --- /dev/null +++ b/src/experimental/fastcgi.h | |||
@@ -0,0 +1,133 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2007-2011 Xagasoft, All rights reserved. | ||
3 | * | ||
4 | * This file is part of the libbu++ library and is released under the | ||
5 | * terms of the license contained in the file LICENSE. | ||
6 | */ | ||
7 | |||
8 | #ifndef BU_FAST_CGI_H | ||
9 | #define BU_FAST_CGI_H | ||
10 | |||
11 | #include "bu/string.h" | ||
12 | #include "bu/hash.h" | ||
13 | #include "bu/array.h" | ||
14 | #include "bu/tcpsocket.h" | ||
15 | #include "bu/tcpserversocket.h" | ||
16 | |||
17 | namespace Bu | ||
18 | { | ||
19 | class Stream; | ||
20 | |||
21 | class FastCgi | ||
22 | { | ||
23 | public: | ||
24 | FastCgi( int iPort ); | ||
25 | FastCgi(); | ||
26 | virtual ~FastCgi(); | ||
27 | |||
28 | static bool isEmbedded(); | ||
29 | |||
30 | typedef Bu::Hash<Bu::String, Bu::String> StrHash; | ||
31 | enum RequestType | ||
32 | { | ||
33 | typeBeginRequest = 1, | ||
34 | typeAbortRequest = 2, | ||
35 | typeEndRequest = 3, | ||
36 | typeParams = 4, | ||
37 | typeStdIn = 5, | ||
38 | typeStdOut = 6, | ||
39 | typeStdErr = 7, | ||
40 | typeData = 8, | ||
41 | typeGetValues = 9, | ||
42 | typeGetValuesResult = 10 | ||
43 | }; | ||
44 | |||
45 | enum Role | ||
46 | { | ||
47 | roleResponder = 1, | ||
48 | roleAuthorizer = 2, | ||
49 | roleFilter = 3 | ||
50 | }; | ||
51 | |||
52 | enum Flags | ||
53 | { | ||
54 | flagsKeepConn = 1 | ||
55 | }; | ||
56 | |||
57 | enum Status | ||
58 | { | ||
59 | statusRequestComplete = 0, | ||
60 | statusCantMpxConn = 1, | ||
61 | statusOverloaded = 2, | ||
62 | statusUnknownRole = 3 | ||
63 | }; | ||
64 | |||
65 | typedef struct { | ||
66 | uint8_t uVersion; | ||
67 | uint8_t uType; | ||
68 | uint16_t uRequestId; | ||
69 | uint16_t uContentLength; | ||
70 | uint8_t uPaddingLength; | ||
71 | uint8_t uReserved; | ||
72 | } Record; | ||
73 | |||
74 | typedef struct { | ||
75 | uint16_t uRole; | ||
76 | uint8_t uFlags; | ||
77 | uint8_t reserved[5]; | ||
78 | } BeginRequestBody; | ||
79 | |||
80 | typedef struct { | ||
81 | uint32_t uStatus; | ||
82 | uint8_t uProtocolStatus; | ||
83 | uint8_t reserved[3]; | ||
84 | } EndRequestBody; | ||
85 | |||
86 | typedef struct Channel { | ||
87 | Channel() : uFlags( 0 ) { } | ||
88 | StrHash hParams; | ||
89 | Bu::String sStdIn; | ||
90 | Bu::String sData; | ||
91 | uint8_t uFlags; | ||
92 | } Channel; | ||
93 | |||
94 | enum ChannelFlags | ||
95 | { | ||
96 | chflgParamsDone = 0x01, | ||
97 | chflgStdInDone = 0x02, | ||
98 | chflgDataDone = 0x04, | ||
99 | |||
100 | chflgAllDone = 0x03 | ||
101 | }; | ||
102 | |||
103 | virtual void run(); | ||
104 | |||
105 | void stopRunning() { bRunning = false; } | ||
106 | |||
107 | virtual void onInit() { }; | ||
108 | virtual int onRequest( const StrHash &hParams, | ||
109 | const Bu::String &sStdIn, Bu::Stream &sStdOut, | ||
110 | Bu::Stream &sStdErr )=0; | ||
111 | virtual void onUninit() { }; | ||
112 | |||
113 | private: | ||
114 | void read( Bu::TcpSocket &s, Record &r ); | ||
115 | void read( Bu::TcpSocket &s, BeginRequestBody &b ); | ||
116 | uint32_t readLen( Bu::TcpSocket &s, uint16_t &uUsed ); | ||
117 | void readPair( Bu::TcpSocket &s, StrHash &hParams, uint16_t &uUsed ); | ||
118 | |||
119 | void write( Bu::TcpSocket &s, Record r ); | ||
120 | void write( Bu::TcpSocket &s, EndRequestBody b ); | ||
121 | |||
122 | bool hasChannel( int iChan ); | ||
123 | |||
124 | private: | ||
125 | Bu::TcpServerSocket *pSrv; | ||
126 | bool bRunning; | ||
127 | Bu::Array<Channel *> aChannel; | ||
128 | }; | ||
129 | |||
130 | Bu::Formatter &operator<<( Bu::Formatter &f, const Bu::FastCgi::Record &r ); | ||
131 | }; | ||
132 | |||
133 | #endif | ||