72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
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/*
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** JNetLib
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** Copyright (C) 2001 Nullsoft, Inc.
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** Author: Justin Frankel
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** File: httpserv.h - JNL interface for doing HTTP GET/POST serving.
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** License: see jnetlib.h
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** This class just manages the http reply/sending, not where the data
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** comes from, etc.
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** for a mini-web server see webserver.h
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*/
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#ifndef _HTTPSERV_H_
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#define _HTTPSERV_H_
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#include "connection.h"
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#include "headers.h"
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#include "nswasabi/ReferenceCounted.h"
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class JNL_HTTPServ : public ReferenceCountedBase<JNL_HTTPServ>
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{
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public:
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JNL_HTTPServ(JNL_Connection *con=NULL);
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~JNL_HTTPServ();
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int run(); // returns: < 0 on error, 0 on request not read yet, 1 if reading headers, 2 if reply not sent, 3 if reply sent, sending data. 4 on connection closed.
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const char *geterrorstr() { return m_errstr;}
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// use these when state returned by run() is 2
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const char *get_request_file(); // file portion of http request
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const char *get_request_parm(const char *parmname); // parameter portion (after ?)
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const char *getallheaders() { return recvheaders.GetAllHeaders(); } // double null terminated, null delimited list
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const char *getheader(const char *headername);
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const char *get_method() { return m_method; };
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void set_reply_string(const char *reply_string); // should be HTTP/1.1 OK or the like
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void add_reply_header(const char *header); // i.e. "content-size: 12345"
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void send_reply() { m_reply_ready=1; } // send reply, state will advance to 3.
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////////// sending data ///////////////
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int bytes_inqueue() { if (m_state == 3 || m_state == -1 || m_state ==4) return (int)m_con->send_bytes_in_queue(); else return 0; }
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int bytes_cansend() { if (m_state == 3) return (int)m_con->send_bytes_available(); else return 0; }
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void write_bytes(char *bytes, int length) { m_con->send(bytes,length); }
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void close(int quick) { m_con->close(quick); m_state=4; }
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JNL_Connection *get_con() { return m_con; }
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void reset(); // prepare for another request on the same connection (HTTP/1.1)
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int get_http_version() { return http_ver; }
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int get_keep_alive() { return keep_alive; }
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protected:
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void seterrstr(const char *str) { if (m_errstr) free(m_errstr); m_errstr=_strdup(str); }
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int m_reply_ready;
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int m_state;
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int http_ver;
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int keep_alive;
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char *m_errstr;
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char *m_reply_headers;
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char *m_reply_string;
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JNL_Headers recvheaders;
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char *m_recv_request; // either double-null terminated, or may contain parameters after first null.
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char *m_method;
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JNL_Connection *m_con;
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};
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#endif // _HTTPSERV_H_
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