/* * fastcgi.h -- * * Defines for the FastCGI protocol. * * * Copyright (c) 1995-1996 Open Market, Inc. * * See the file "LICENSE.TERMS" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * * $Id: fastcgi.h,v 1.1.1.1 2003/10/18 09:54:10 weigon Exp $ */ #ifndef _FASTCGI_H #define _FASTCGI_H /* * Listening socket file number */ #define FCGI_LISTENSOCK_FILENO 0 typedef struct { unsigned char version; unsigned char type; unsigned char requestIdB1; unsigned char requestIdB0; unsigned char contentLengthB1; unsigned char contentLengthB0; unsigned char paddingLength; unsigned char reserved; } FCGI_Header; #define FCGI_MAX_LENGTH 0xffff /* * Number of bytes in a FCGI_Header. Future versions of the protocol * will not reduce this number. */ #define FCGI_HEADER_LEN 8 /* * Value for version component of FCGI_Header */ #define FCGI_VERSION_1 1 /* * Values for type component of FCGI_Header */ #define FCGI_BEGIN_REQUEST 1 #define FCGI_ABORT_REQUEST 2 #define FCGI_END_REQUEST 3 #define FCGI_PARAMS 4 #define FCGI_STDIN 5 #define FCGI_STDOUT 6 #define FCGI_STDERR 7 #define FCGI_DATA 8 #define FCGI_GET_VALUES 9 #define FCGI_GET_VALUES_RESULT 10 #define FCGI_UNKNOWN_TYPE 11 #define FCGI_MAXTYPE (FCGI_UNKNOWN_TYPE) /* * Value for requestId component of FCGI_Header */ #define FCGI_NULL_REQUEST_ID 0 typedef struct { unsigned char roleB1; unsigned char roleB0; unsigned char flags; unsigned char reserved[5]; } FCGI_BeginRequestBody; typedef struct { FCGI_Header header; FCGI_BeginRequestBody body; } FCGI_BeginRequestRecord; /* * Mask for flags component of FCGI_BeginRequestBody */ #define FCGI_KEEP_CONN 1 /* * Values for role component of FCGI_BeginRequestBody */ #define FCGI_RESPONDER 1 #define FCGI_AUTHORIZER 2 #define FCGI_FILTER 3 typedef struct { unsigned char appStatusB3; unsigned char appStatusB2; unsigned char appStatusB1; unsigned char appStatusB0; unsigned char protocolStatus; unsigned char reserved[3]; } FCGI_EndRequestBody; typedef struct { FCGI_Header header; FCGI_EndRequestBody body; } FCGI_EndRequestRecord; /* * Values for protocolStatus component of FCGI_EndRequestBody */ #define FCGI_REQUEST_COMPLETE 0 #define FCGI_CANT_MPX_CONN 1 #define FCGI_OVERLOADED 2 #define FCGI_UNKNOWN_ROLE 3 /* * Variable names for FCGI_GET_VALUES / FCGI_GET_VALUES_RESULT records */ #define FCGI_MAX_CONNS "FCGI_MAX_CONNS" #define FCGI_MAX_REQS "FCGI_MAX_REQS" #define FCGI_MPXS_CONNS "FCGI_MPXS_CONNS" typedef struct { unsigned char type; unsigned char reserved[7]; } FCGI_UnknownTypeBody; typedef struct { FCGI_Header header; FCGI_UnknownTypeBody body; } FCGI_UnknownTypeRecord; #endif /* _FASTCGI_H */