| 1 | |
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| 2 | unsigned long bw_tcp_protocol::bw_get_server_ip(char *sn) |
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| 3 | { |
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| 4 | int a,b,c,d; |
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| 5 | if (sscanf(sn,"%d.%d.%d.%d",&a,&b,&c,&d)==4 && |
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| 6 | a>=0 && b>=0 && c>=0 && d>=0 && |
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| 7 | a<256 && b<256 && c<256 && d<256) |
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| 8 | { |
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| 9 | unsigned char c[4]; |
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| 10 | c[0]=a; c[1]=b; c[2]=c; c[3]=d; |
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| 11 | return ((unsigned long *)c); |
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| 12 | } |
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| 13 | return 0; |
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| 14 | } |
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| 15 | |
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| 16 | |
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| 17 | bw_tcp_protocol::bw_tcpip_protocol() |
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| 18 | { |
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| 19 | } |
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| 20 | |
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| 21 | net_address *bw_tcp_protocol::get_node_address(char *&server_name, int def_port, int force_port) |
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| 22 | { |
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| 23 | char name[256],*np; |
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| 24 | np=name; |
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| 25 | while (*server_name && *server_name!=':' && *server_name!='/') |
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| 26 | *(np++)=*(server_name)++; |
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| 27 | *np=0; |
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| 28 | if (*server_name==':') |
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| 29 | { |
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| 30 | server_name++; |
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| 31 | char port[256],*p; |
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| 32 | p=port; |
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| 33 | while (*server_name && *server_name!='/') |
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| 34 | *(p++)=*(server_name++); |
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| 35 | *p=0; |
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| 36 | int x; |
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| 37 | if (!force_port) |
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| 38 | { |
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| 39 | if (sscanf(port,"%d",&x)==1) def_port=x; |
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| 40 | else return 0; |
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| 41 | } |
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| 42 | } |
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| 43 | |
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| 44 | if (*server_name=='/') server_name++; |
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| 45 | unsigned long x=bw_get_server_ip(server_name); |
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| 46 | if (x) |
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| 47 | return new bwip_address(x,def_port); |
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| 48 | else return NULL; |
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| 49 | } |
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| 50 | |
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| 51 | |
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| 52 | net_socket *bw_tcp_protocol::connect_to_server(net_address *addr, |
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| 53 | net_socket::socket_type sock_type=net_socket::SOCKET_SECURE) |
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| 54 | { |
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| 55 | if (sock_type==net_socket::SOCKET_SECURE) |
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| 56 | { |
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| 57 | |
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| 58 | int bwt_socket() |
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| 59 | { |
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| 60 | memset(&rm,0,sizeof(rm)); |
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| 61 | |
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| 62 | strcpy((char *)low_sock_mem, "TCP-IP10"); |
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| 63 | rm.eax = 0x3d42; |
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| 64 | rm.ds = low_sock_mem_seg; |
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| 65 | rm.edx = low_sock_mem_off; |
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| 66 | RM_intr(0x21,&rm); |
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| 67 | if (rm.flags & 1) |
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| 68 | { |
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| 69 | current_sock_err=SOCK_CREATE_FAIL; |
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| 70 | sprintf(last_sock_err,"Unable to create socket"); |
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| 71 | return -1; |
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| 72 | } |
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| 73 | int fd = (rm.eax&0xffff); |
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| 74 | |
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| 75 | |
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| 76 | rm.eax=0x4401; |
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| 77 | rm.edx=0x60; |
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| 78 | rm.ebx=fd; |
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| 79 | RM_intr(0x21,&rm); |
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| 80 | |
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| 81 | |
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| 82 | // internal layer must be told to reclaim internal buffers |
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| 83 | low_sock_mem[0]=6; |
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| 84 | low_sock_mem[1]=0x80; |
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| 85 | bwt_ioctl_write(fd, 2); |
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| 86 | return fd; |
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| 87 | |
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| 88 | } |
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| 89 | |
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| 90 | |
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| 91 | } else |
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| 92 | { |
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| 93 | } |
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| 94 | } |
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| 95 | |
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| 96 | net_socket *create_listen_socket(int port, net_socket::socket_type sock_type); |
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| 97 | int select_sockets(); |
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