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  • dcc.h

    r2c2df7d rdce3903  
    4444#define _DCC_H
    4545
    46 /* don't wait for acknowledgments */
    47 #define DCC_SEND_AHEAD
    48 
    49 /* This multiplier specifies how many bytes we
    50  * can go ahead within one event loop cycle. Notice that all in all,
    51  * we can easily be more ahead if the event loop shoots often enough.
    52  * (or the receiver processes slow enough)
    53  *
    54  * Setting this value too high will cause send buffer overflows.
    55  */
    56 #define DCC_SEND_AHEAD_MUL 10
    57 
    58 /*
    59  * queue thresholds for the out of data and overflow conditions
    60  */
    61 #define DCC_QUEUE_THRESHOLD_LOW 2048
    62 #define DCC_QUEUE_THRESHOLD_HIGH 65536
    63 
    64 /* only used in non-ahead mode */
     46/* Send an ACK after receiving this amount of data */
    6547#define DCC_PACKET_SIZE 1024
    66 
    67 /* stores buffers handed over by IM protocols */
    68 struct dcc_buffer {
    69         char *b;
    70         int len;
    71 };
    7248
    7349typedef struct dcc_file_transfer {
    … …  
    8965       
    9066        /*
    91          * The total number of queued bytes. The following equality should always hold:
    92          *
    93          *      queued_bytes = sum(queued_buffers.len) - buffer_pos
    94          */
    95         unsigned int queued_bytes;
    96 
    97         /*
    98          * A list of dcc_buffer structures.
    99          * These are provided by the protocols directly so that no copying is neccessary.
    100          */
    101         GSList *queued_buffers;
    102        
    103         /*
    104          * current position within the first buffer.
    105          * Is non-null if the whole buffer couldn't be sent at once.
    106          */
    107         int buffer_pos;
    108 
    109         /*
    11067         * The total amount of bytes that have been sent to the irc client.
    11168         */
    11269        size_t bytes_sent;
    11370       
    114         /* imcb's handle */
     71        /* imc's handle */
    11572        file_transfer_t *ft;
     73
     74        /* if we're receiving, this is the sender's socket address */
     75        struct sockaddr_storage saddr;
    11676
    11777} dcc_file_transfer_t;
    … …  
    12181void dcc_canceled( file_transfer_t *file, char *reason );
    12282
    123 gboolean dccs_send_write( file_transfer_t *file, gpointer data, unsigned int data_size );
     83gboolean dccs_send_write( file_transfer_t *file, char *data, unsigned int data_size );
    12484
     85file_transfer_t *dcc_request( struct im_connection *ic, char *line );
    12586#endif
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