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Diffstat (limited to '')
-rw-r--r-- | src/fastcgi.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/fastcgi.h b/src/fastcgi.h new file mode 100644 index 0000000..83e9b83 --- /dev/null +++ b/src/fastcgi.h | |||
@@ -0,0 +1,120 @@ | |||
1 | #ifndef BU_FAST_CGI_H | ||
2 | #define BU_FAST_CGI_H | ||
3 | |||
4 | #include "bu/fstring.h" | ||
5 | #include "bu/hash.h" | ||
6 | #include "bu/array.h" | ||
7 | #include "bu/socket.h" | ||
8 | #include "bu/serversocket.h" | ||
9 | |||
10 | namespace Bu | ||
11 | { | ||
12 | class Stream; | ||
13 | |||
14 | class FastCgi | ||
15 | { | ||
16 | public: | ||
17 | FastCgi( int iPort ); | ||
18 | FastCgi(); | ||
19 | virtual ~FastCgi(); | ||
20 | |||
21 | static bool isEmbedded(); | ||
22 | |||
23 | typedef Bu::Hash<Bu::FString, Bu::FString> StrHash; | ||
24 | enum RequestType | ||
25 | { | ||
26 | typeBeginRequest = 1, | ||
27 | typeAbortRequest = 2, | ||
28 | typeEndRequest = 3, | ||
29 | typeParams = 4, | ||
30 | typeStdIn = 5, | ||
31 | typeStdOut = 6, | ||
32 | typeStdErr = 7, | ||
33 | typeData = 8, | ||
34 | typeGetValues = 9, | ||
35 | typeGetValuesResult = 10 | ||
36 | }; | ||
37 | |||
38 | enum Role | ||
39 | { | ||
40 | roleResponder = 1, | ||
41 | roleAuthorizer = 2, | ||
42 | roleFilter = 3 | ||
43 | }; | ||
44 | |||
45 | enum Flags | ||
46 | { | ||
47 | flagsKeepConn = 1 | ||
48 | }; | ||
49 | |||
50 | enum Status | ||
51 | { | ||
52 | statusRequestComplete = 0, | ||
53 | statusCantMpxConn = 1, | ||
54 | statusOverloaded = 2, | ||
55 | statusUnknownRole = 3 | ||
56 | }; | ||
57 | |||
58 | typedef struct { | ||
59 | uint8_t uVersion; | ||
60 | uint8_t uType; | ||
61 | uint16_t uRequestId; | ||
62 | uint16_t uContentLength; | ||
63 | uint8_t uPaddingLength; | ||
64 | uint8_t uReserved; | ||
65 | } Record; | ||
66 | |||
67 | typedef struct { | ||
68 | uint16_t uRole; | ||
69 | uint8_t uFlags; | ||
70 | uint8_t reserved[5]; | ||
71 | } BeginRequestBody; | ||
72 | |||
73 | typedef struct { | ||
74 | uint32_t uStatus; | ||
75 | uint8_t uProtocolStatus; | ||
76 | uint8_t reserved[3]; | ||
77 | } EndRequestBody; | ||
78 | |||
79 | typedef struct Channel { | ||
80 | Channel() : uFlags( 0 ) { } | ||
81 | StrHash hParams; | ||
82 | Bu::FString sStdIn; | ||
83 | Bu::FString sData; | ||
84 | uint8_t uFlags; | ||
85 | } Channel; | ||
86 | |||
87 | enum ChannelFlags | ||
88 | { | ||
89 | chflgParamsDone = 0x01, | ||
90 | chflgStdInDone = 0x02, | ||
91 | chflgDataDone = 0x04, | ||
92 | |||
93 | chflgAllDone = 0x03 | ||
94 | }; | ||
95 | |||
96 | virtual void run(); | ||
97 | |||
98 | virtual void init() { }; | ||
99 | virtual int request( const StrHash &hParams, | ||
100 | const Bu::FString &sStdIn, Bu::Stream &sStdOut, | ||
101 | Bu::Stream &sStdErr )=0; | ||
102 | virtual void deinit() { }; | ||
103 | |||
104 | private: | ||
105 | void read( Bu::Socket &s, Record &r ); | ||
106 | void read( Bu::Socket &s, BeginRequestBody &b ); | ||
107 | uint32_t readLen( Bu::Socket &s, uint16_t &uUsed ); | ||
108 | void readPair( Bu::Socket &s, StrHash &hParams, uint16_t &uUsed ); | ||
109 | |||
110 | void write( Bu::Socket &s, Record r ); | ||
111 | void write( Bu::Socket &s, EndRequestBody b ); | ||
112 | |||
113 | private: | ||
114 | Bu::ServerSocket *pSrv; | ||
115 | bool bRunning; | ||
116 | Bu::Array<Channel *> aChannel; | ||
117 | }; | ||
118 | }; | ||
119 | |||
120 | #endif | ||