Structure via_body

struct via_body { 
    int error;
    str hdr;                      /* Contains "Via" or "v" */
    str name;
    str version;   
    str transport;
    str host;
    int port;
    str port_str;
    str params;
    str comment;
    int bsize;                    /* body size, not including hdr */
    struct via_param* param_lst;  /* list of parameters*/
    struct via_param* last_param; /*last via parameter, internal use*/

    /* shortcuts to "important" params*/
    struct via_param* branch;
    struct via_param* received;

    struct via_body* next;        /* pointer to next via body string if
    compact via or null */
};