src/common/dcc.h

   1 /* dcc.h */
   2
   3 #include <time.h>                                               /* for time_t */
   4
   5 #ifndef XCHAT_DCC_H
   6 #define XCHAT_DCC_H
   7
   8 #define STAT_QUEUED 0
   9 #define STAT_ACTIVE 1
  10 #define STAT_FAILED 2
  11 #define STAT_DONE 3
  12 #define STAT_CONNECTING 4
  13 #define STAT_ABORTED 5
  14
  15 #define TYPE_SEND 0
  16 #define TYPE_RECV 1
  17 #define TYPE_CHATRECV 2
  18 #define TYPE_CHATSEND 3
  19
  20 #define CPS_AVG_WINDOW 10
  21
  22 /* can we do 64-bit dcc? */
  23 #if defined(G_GINT64_FORMAT)
  24 #define USE_DCC64
  25 /* we really get only 63 bits, since st_size is signed */
  26 #define DCC_SIZE gint64
  27 #define DCC_SFMT G_GINT64_FORMAT
  28 #else
  29 #define DCC_SIZE unsigned int
  30 #define DCC_SFMT "u"
  31 #endif
  32
  33 struct DCC
  34 {
  35         struct server *serv;
  36         struct dcc_chat *dccchat;
  37         struct proxy_state *proxy;
  38         guint32 addr;                                   /* the 32bit IP number, host byte order */
  39         int fp;                                                 /* file pointer */
  40         int sok;
  41         int iotag;                                              /* reading io tag */
  42         int wiotag;                                             /* writing/sending io tag */
  43         int port;
  44         int pasvid;                                             /* mIRC's passive DCC id */
  45         int cps;
  46         int resume_error;
  47         int resume_errno;
  48
  49         GTimeVal lastcpstv, firstcpstv;
  50         DCC_SIZE lastcpspos;
  51         int maxcps;
  52
  53         unsigned char ack_buf[4];       /* buffer for reading 4-byte ack */
  54         int ack_pos;
  55
  56         DCC_SIZE size;
  57         DCC_SIZE resumable;
  58         DCC_SIZE ack;
  59         DCC_SIZE pos;
  60         time_t starttime;
  61         time_t offertime;
  62         time_t lasttime;
  63         char *file;                                     /* utf8 */
  64         char *destfile;                 /* utf8 */
  65         char *destfile_fs;              /* local filesystem encoding */
  66         char *nick;
  67         unsigned char type;               /* 0 = SEND  1 = RECV  2 = CHAT */
  68         unsigned char dccstat;    /* 0 = QUEUED  1 = ACTIVE  2 = FAILED  3 = DONE */
  69         unsigned int resume_sent:1;     /* resume request sent */
  70         unsigned int fastsend:1;
  71         unsigned int ackoffset:1;       /* is reciever sending acks as an offset from */
  72                                                                                 /* the resume point? */
  73         unsigned int throttled:2;       /* 0x1 = per send/get throttle
  74                                                                                         0x2 = global throttle */
  75 };
  76
  77 #define MAX_PROXY_BUFFER 1024
  78 struct proxy_state
  79 {
  80         int phase;
  81         unsigned char buffer[MAX_PROXY_BUFFER];
  82         int buffersize;
  83         int bufferused;
  84 };
  85
  86 struct dcc_chat
  87 {
  88         char linebuf[2048];
  89         int pos;
  90 };
  91
  92 struct dccstat_info
  93 {
  94         char *name;                                               /* Display name */
  95         int color;                                                /* Display color (index into colors[] ) */
  96 };
  97
  98 extern struct dccstat_info dccstat[];
  99
 100 gboolean is_dcc (struct DCC *dcc);
 101 void dcc_abort (session *sess, struct DCC *dcc);
 102 void dcc_get (struct DCC *dcc);
 103 int dcc_resume (struct DCC *dcc);
 104 void dcc_check_timeouts (void);
 105 void dcc_change_nick (server *serv, char *oldnick, char *newnick);
 106 void dcc_notify_kill (struct server *serv);
 107 struct DCC *dcc_write_chat (char *nick, char *text);
 108 void dcc_send (struct session *sess, char *to, char *file, int maxcps, int passive);
 109 struct DCC *find_dcc (char *nick, char *file, int type);
 110 void dcc_get_nick (struct session *sess, char *nick);
 111 void dcc_chat (session *sess, char *nick, int passive);
 112 void handle_dcc (session *sess, char *nick, char *word[], char *word_eol[]);
 113 void dcc_show_list (session *sess);
 114 guint32 dcc_get_my_address (void);
 115 void dcc_get_with_destfile (struct DCC *dcc, char *utf8file);
 116
 117 #endif