166 lines
3.8 KiB
C
166 lines
3.8 KiB
C
/* $Id: upnphttp.h,v 1.42 2015/12/16 10:21:49 nanard Exp $ */
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/* vim: tabstop=4 shiftwidth=4 noexpandtab
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* MiniUPnP project
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* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
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* (c) 2006-2020 Thomas Bernard
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* This software is subject to the conditions detailed
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* in the LICENCE file provided within the distribution */
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#ifndef UPNPHTTP_H_INCLUDED
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#define UPNPHTTP_H_INCLUDED
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#include <netinet/in.h>
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#include <sys/queue.h>
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#include "config.h"
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#ifdef ENABLE_HTTPS
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#include <openssl/ssl.h>
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#endif /* ENABLE_HTTPS */
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#define UPNP_VERSION_STRING "UPnP/" UPNP_VERSION_MAJOR_STR "." UPNP_VERSION_MINOR_STR
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/* server: HTTP header returned in all HTTP responses : */
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#define MINIUPNPD_SERVER_STRING OS_VERSION " " UPNP_VERSION_STRING " MiniUPnPd/" MINIUPNPD_VERSION
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/*
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states :
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0 - waiting for data to read
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1 - waiting for HTTP Post Content.
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...
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>= 100 - to be deleted
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*/
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enum httpStates {
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EWaitingForHttpRequest = 0,
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EWaitingForHttpContent,
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ESendingContinue,
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ESendingAndClosing,
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EToDelete = 100
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};
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enum httpCommands {
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EUnknown = 0,
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EGet,
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EPost,
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ESubscribe,
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EUnSubscribe
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};
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struct upnphttp {
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int socket;
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struct in_addr clientaddr; /* client address */
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#ifdef ENABLE_IPV6
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int ipv6;
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struct in6_addr clientaddr_v6;
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#endif /* ENABLE_IPV6 */
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#ifdef ENABLE_HTTPS
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SSL * ssl;
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#endif /* ENABLE_HTTPS */
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char clientaddr_str[64]; /* used for syslog() output */
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enum httpStates state;
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char HttpVer[16];
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/* request */
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char * req_buf;
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char accept_language[8];
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int req_buflen;
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int req_contentlen;
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int req_contentoff; /* header length */
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enum httpCommands req_command;
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int req_soapActionOff;
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int req_soapActionLen;
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int req_HostOff; /* Host: header */
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int req_HostLen;
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#ifdef ENABLE_EVENTS
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int req_CallbackOff; /* For SUBSCRIBE */
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int req_CallbackLen;
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int req_Timeout;
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int req_SIDOff; /* For UNSUBSCRIBE */
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int req_SIDLen;
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const char * res_SID;
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#ifdef UPNP_STRICT
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int req_NTOff;
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int req_NTLen;
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#endif
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#endif
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int respflags; /* see FLAG_* constants below */
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/* response */
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char * res_buf;
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int res_buflen;
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int res_sent;
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int res_buf_alloclen;
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LIST_ENTRY(upnphttp) entries;
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};
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/* Include the "Timeout:" header in response */
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#define FLAG_TIMEOUT 0x01
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/* Include the "SID:" header in response */
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#define FLAG_SID 0x02
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/* If set, the POST request included a "Expect: 100-continue" header */
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#define FLAG_CONTINUE 0x40
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/* If set, the Content-Type is set to text/xml, otherwise it is text/xml */
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#define FLAG_HTML 0x80
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/* If set, the corresponding Allow: header is set */
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#define FLAG_ALLOW_POST 0x100
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#define FLAG_ALLOW_SUB_UNSUB 0x200
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#ifdef ENABLE_HTTPS
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int init_ssl(void);
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void free_ssl(void);
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#endif /* ENABLE_HTTPS */
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/* New_upnphttp() */
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struct upnphttp *
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New_upnphttp(int);
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#ifdef ENABLE_HTTPS
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void
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InitSSL_upnphttp(struct upnphttp *);
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#endif /* ENABLE_HTTPS */
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/* CloseSocket_upnphttp() */
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void
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CloseSocket_upnphttp(struct upnphttp *);
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/* Delete_upnphttp() */
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void
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Delete_upnphttp(struct upnphttp *);
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/* Process_upnphttp() */
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void
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Process_upnphttp(struct upnphttp *);
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/* BuildHeader_upnphttp()
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* build the header for the HTTP Response
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* also allocate the buffer for body data
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* return -1 on error */
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int
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BuildHeader_upnphttp(struct upnphttp * h, int respcode,
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const char * respmsg,
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int bodylen);
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/* BuildResp_upnphttp()
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* fill the res_buf buffer with the complete
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* HTTP 200 OK response from the body passed as argument */
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void
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BuildResp_upnphttp(struct upnphttp *, const char *, int);
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/* BuildResp2_upnphttp()
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* same but with given response code/message */
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void
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BuildResp2_upnphttp(struct upnphttp * h, int respcode,
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const char * respmsg,
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const char * body, int bodylen);
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int
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SendResp_upnphttp(struct upnphttp *);
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/* SendRespAndClose_upnphttp() */
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void
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SendRespAndClose_upnphttp(struct upnphttp *);
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#endif
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