miniupnp/miniupnpd/upnphttp.h

169 lines
3.9 KiB
C

/* $Id: upnphttp.h,v 1.42 2015/12/16 10:21:49 nanard Exp $ */
/* vim: tabstop=4 shiftwidth=4 noexpandtab
* MiniUPnP project
* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
* (c) 2006-2021 Thomas Bernard
* This software is subject to the conditions detailed
* in the LICENCE file provided within the distribution */
#ifndef UPNPHTTP_H_INCLUDED
#define UPNPHTTP_H_INCLUDED
#include <netinet/in.h>
#include <sys/queue.h>
#include "config.h"
#ifdef ENABLE_HTTPS
#include <openssl/ssl.h>
#endif /* ENABLE_HTTPS */
#define UPNP_VERSION_STRING "UPnP/" UPNP_VERSION_MAJOR_STR "." UPNP_VERSION_MINOR_STR
/* server: HTTP header returned in all HTTP responses : */
#define MINIUPNPD_SERVER_STRING OS_VERSION " " UPNP_VERSION_STRING " MiniUPnPd/" MINIUPNPD_VERSION
/*
states :
0 - waiting for data to read
1 - waiting for HTTP Post Content.
...
>= 100 - to be deleted
*/
enum httpStates {
EWaitingForHttpRequest = 0,
EWaitingForHttpContent,
ESendingContinue,
ESendingAndClosing,
EToDelete = 100
};
enum httpCommands {
EUnknown = 0,
EGet,
EPost,
ESubscribe,
EUnSubscribe
};
struct upnphttp {
int socket;
struct in_addr clientaddr; /* client address */
#ifdef ENABLE_IPV6
int ipv6;
struct in6_addr clientaddr_v6;
#endif /* ENABLE_IPV6 */
#ifdef ENABLE_HTTPS
SSL * ssl;
#endif /* ENABLE_HTTPS */
char clientaddr_str[64]; /* used for syslog() output */
enum httpStates state;
char HttpVer[16];
/* request */
char * req_buf;
char accept_language[8];
int req_buflen;
int req_contentlen;
int req_contentoff; /* header length */
enum httpCommands req_command;
int req_soapActionOff;
int req_soapActionLen;
int req_HostOff; /* Host: header */
int req_HostLen;
#ifdef ENABLE_EVENTS
int req_CallbackOff; /* For SUBSCRIBE */
int req_CallbackLen;
int req_Timeout;
int req_SIDOff; /* For UNSUBSCRIBE */
int req_SIDLen;
const char * res_SID;
#ifdef UPNP_STRICT
int req_NTOff;
int req_NTLen;
#endif
#endif
int respflags; /* see FLAG_* constants below */
/* response */
char * res_buf;
int res_buflen;
int res_sent;
int res_buf_alloclen;
LIST_ENTRY(upnphttp) entries;
};
/* Include the "Timeout:" header in response */
#define FLAG_TIMEOUT 0x01
/* Include the "SID:" header in response */
#define FLAG_SID 0x02
/* If set, the POST request included a "Expect: 100-continue" header */
#define FLAG_CONTINUE 0x40
/* If set, the Content-Type is set to text/xml, otherwise it is text/xml */
#define FLAG_HTML 0x80
/* If set, the corresponding Allow: header is set */
#define FLAG_ALLOW_POST 0x100
#define FLAG_ALLOW_SUB_UNSUB 0x200
/* If set, the User-Agent: contains "microsoft" */
#define FLAG_MS_CLIENT 0x400
#ifdef ENABLE_HTTPS
int init_ssl(void);
void free_ssl(void);
#endif /* ENABLE_HTTPS */
/* New_upnphttp() */
struct upnphttp *
New_upnphttp(int);
#ifdef ENABLE_HTTPS
void
InitSSL_upnphttp(struct upnphttp *);
#endif /* ENABLE_HTTPS */
/* CloseSocket_upnphttp() */
void
CloseSocket_upnphttp(struct upnphttp *);
/* Delete_upnphttp() */
void
Delete_upnphttp(struct upnphttp *);
/* Process_upnphttp() */
void
Process_upnphttp(struct upnphttp *);
/* BuildHeader_upnphttp()
* build the header for the HTTP Response
* also allocate the buffer for body data
* return -1 on error */
int
BuildHeader_upnphttp(struct upnphttp * h, int respcode,
const char * respmsg,
int bodylen);
/* BuildResp_upnphttp()
* fill the res_buf buffer with the complete
* HTTP 200 OK response from the body passed as argument */
void
BuildResp_upnphttp(struct upnphttp *, const char *, int);
/* BuildResp2_upnphttp()
* same but with given response code/message */
void
BuildResp2_upnphttp(struct upnphttp * h, int respcode,
const char * respmsg,
const char * body, int bodylen);
int
SendResp_upnphttp(struct upnphttp *);
/* SendRespAndClose_upnphttp() */
void
SendRespAndClose_upnphttp(struct upnphttp *);
#endif