mirror of
https://git.haproxy.org/git/haproxy.git/
synced 2025-11-04 10:31:14 +01:00
889faf467b
Some of them were simply removed as unused (possibly some leftovers from an older cleanup session), some were turned to haproxy/bitops.h and a few had to be added (hlua.c and stick-table.h need standard.h for parse_time_err; htx.h requires chunk.h but used to get it through standard.h).
135 lines
3.7 KiB
C
135 lines
3.7 KiB
C
/*
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* include/common/fcgi.h
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* This file contains FastCGI protocol definitions.
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*
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* Copyright (C) 2019 HAProxy Technologies, Christopher Faulet <cfaulet@haproxy.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, version 2.1
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* exclusively.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _COMMON_FCGI_H
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#define _COMMON_FCGI_H
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#include <stdio.h>
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#include <haproxy/api.h>
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#include <haproxy/buf-t.h>
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#include <import/ist.h>
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/* FCGI protocol version */
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#define FCGI_VERSION 0x1
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/* flags for FCGI_BEGIN_REQUEST records */
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#define FCGI_KEEP_CONN 0x01
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/* FCGI record's type */
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enum fcgi_record_type {
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FCGI_BEGIN_REQUEST = 1,
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FCGI_ABORT_REQUEST = 2,
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FCGI_END_REQUEST = 3,
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FCGI_PARAMS = 4,
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FCGI_STDIN = 5,
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FCGI_STDOUT = 6,
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FCGI_STDERR = 7,
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FCGI_DATA = 8,
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FCGI_GET_VALUES = 9,
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FCGI_GET_VALUES_RESULT = 10,
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FCGI_UNKNOWN_TYPE = 11,
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FCGI_ENTRIES
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} __attribute__((packed));
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enum fcgi_role {
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FCGI_RESPONDER = 1,
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FCGI_AUTHORIZER = 2, /* Unsupported */
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FCGI_FILTER = 3, /* Unsupported */
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} __attribute__((packed));
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/* Protocol status */
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enum fcgi_proto_status {
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FCGI_PS_REQUEST_COMPLETE = 0,
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FCGI_PS_CANT_MPX_CONN = 1,
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FCGI_PS_OVERLOADED = 2,
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FCGI_PS_UNKNOWN_ROLE = 3,
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FCGI_PS_ENTRIES,
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} __attribute__((packed));
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struct fcgi_header {
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uint8_t vsn;
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uint8_t type;
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uint16_t id;
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uint16_t len;
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uint8_t padding;
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uint8_t rsv;
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};
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struct fcgi_param {
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struct ist n;
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struct ist v;
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};
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struct fcgi_begin_request {
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enum fcgi_role role;
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uint8_t flags;
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};
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struct fcgi_end_request {
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uint32_t status;
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uint8_t errcode;
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};
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struct fcgi_unknown_type {
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uint8_t type;
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};
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static inline const char *fcgi_rt_str(int type)
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{
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switch (type) {
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case FCGI_BEGIN_REQUEST : return "BEGIN_REQUEST";
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case FCGI_ABORT_REQUEST : return "ABORT_REQUEST";
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case FCGI_END_REQUEST : return "END_REQUEST";
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case FCGI_PARAMS : return "PARAMS";
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case FCGI_STDIN : return "STDIN";
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case FCGI_STDOUT : return "STDOUT";
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case FCGI_STDERR : return "STDERR";
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case FCGI_DATA : return "DATA";
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case FCGI_GET_VALUES : return "GET_VALUES";
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case FCGI_GET_VALUES_RESULT : return "GET_VALUES_RESULT";
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case FCGI_UNKNOWN_TYPE : return "UNKNOWN_TYPE";
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default : return "_UNKNOWN_";
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}
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}
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int fcgi_encode_record_hdr(struct buffer *out, const struct fcgi_header *h);
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size_t fcgi_decode_record_hdr(const struct buffer *in, size_t o, struct fcgi_header *h);
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int fcgi_encode_begin_request(struct buffer *out, const struct fcgi_begin_request *r);
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int fcgi_encode_param(struct buffer *out, const struct fcgi_param *p);
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size_t fcgi_decode_param(const struct buffer *in, size_t o, struct fcgi_param *p);
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size_t fcgi_aligned_decode_param(const struct buffer *in, size_t o, struct fcgi_param *p);
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size_t fcgi_decode_end_request(const struct buffer *in, size_t o, struct fcgi_end_request *r);
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#endif /* _COMMON_FCGI_H */
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/*
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* Local variables:
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* c-indent-level: 8
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* c-basic-offset: 8
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* End:
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*/
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