Linux Socket Programming by Example PHẦN 8 docx
Linux Socket Programming by Example PHẦN 8 docx
...
number is received by the server, it must then use another
network process (initiated by gethostbyaddr(3)) to resolve that
Linux Socket Programming by Example - Warren W. Gay
387
• Each server ... let's now dive into network security
as it applies to socket programming.
Linux Socket Programming by Example - Warren W. Gay
385
Listing 16.3 shows the code u...
Linux Socket Programming by Example PHẦN 5 docx
... rpn_free(&res);
2 78: rpn_pop(&res);
279: rpn_free(&res);
280 : }
281 :
282 : rpn_free(&res);
283 : rpn_free(&opr2);
284 : rpn_free(&opr1);
285 :
286 : return sp - 1;
287 : }
288 :
289 : /*
290: ... the top value on the stack:
79: */
80 : static int
81 : rpn_dup(void) {
82 : mpz_t *opr2;
83 :
84 : if ( sp <= 0 )
85 : return -1;
Linux Socket Prog...
Linux Socket Programming by Example PHẦN 1 pot
... strerror(errno));
177: exit(1);
1 78: }
179:
180 : /*
181 : * Close our end of the socket:
182 : */
183 : close(s[0]);
184 :
185 : /*
186 : * Wait for the child process to exit.
187 : * See text.
188 : */
189 : waitpid(chpid,&status,0); ... 4 78
Compiling and Running the Demonstration 483
What's Next 487
Appendixes 487
Appendix A. Socket Function Quick Reference 4...
Linux Socket Programming by Example PHẦN 2 ppt
... bail(" ;socket( )");
38:
39: /* Establish address */
40: memset(&adr_inet,0,sizeof adr_inet);
41:
Linux Socket Programming by Example - Warren W. Gay
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inet_makeaddr : 192.1 68. 9.1
$
In ... len_inet; /* length */
31: int sck_inet; /* Socket */
32:
33: /* Create a Socket */
34: sck_inet = socket( AF_INET,SOCK_STREAM,0);
35:
Linux Socket Programming by...
Linux Socket Programming by Example PHẦN 3 potx
... Listing 5.2. This is not a complete example, however,
Linux Socket Programming by Example - Warren W. Gay
1 28
Table 4.3. Table of Exotic socket( 2) Parameters
Domain Socket Type Description/Notes
message ... efficiency is highly
desirable. For example, the Network Time Protocol (NTP) uses
Linux Socket Programming by Example - Warren W. Gay
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1. Create your socke...
Linux Socket Programming by Example PHẦN 4 ppt
... Figure 8. 2 shows the general
activity of the very popular http://www.woohoo.com Web server.
Linux Socket Programming by Example - Warren W. Gay
186
82 : if ( s == -1 )
83 : bail(" ;socket( )");
84 : ...
by Richard Stevens suggest that for a Web server that is
Linux Socket Programming by Example - Warren W. Gay
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The basic steps of the server can now b...
Linux Socket Programming by Example PHẦN 6 pot
... file descriptor.
Linux Socket Programming by Example - Warren W. Gay
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83 : stack = client[c].stack;
84 : sp = client[c].sp;
85 :
86 : /*
87 : * If not EOF, process one line:
88 : */
89 : if ( !feof(rx)
90: ... rpn_process(tx,buf);
1 78:
179: /*
180 : * Close this client's connection:
181 : */
182 : fclose(tx);
183 : shutdown(fileno(rx),SHUT_RDWR);
184 : fclose(r...
Linux Socket Programming by Example PHẦN 7 pdf
... however, that the
socket type chosen must be one that is capable of broadcasting,
such as a UDP socket.
Linux Socket Programming by Example - Warren W. Gay
3 18
after it is sent by the sending ... Report the buffer sizes:
57: */
58: printf(" ;Socket s : %d\n",s);
Linux Socket Programming by Example - Warren W. Gay
309
1 38:
139: return s; /* Connected s...
Linux Socket Programming by Example PHẦN 9 pot
... SO_REUSEADDR:
80 : */
81 : z = setsockopt(fd,SOL _SOCKET,
82 : SO_REUSEADDR,&b,sizeof b);
83 : if ( z == -1 )
84 : bail("setsockopt(2)");
85 :
86 : /*
87 : * Create the address to bind:
88 : */
89 : ... cmsgp->cmsg_level == SOL _SOCKET
78: && cmsgp->cmsg_type == SCM_RIGHTS ) {
79: /*
80 : * File descriptor found:
81 : */
82 : return *(int *) CMSG_DATA...
Linux Socket Programming by Example PHẦN 10 ppsx
... 11/26/1999 1:01PM -0. 188 79. 688 79. 688 78. 9 38
391700
MOT 119.031 11/26/1999 1:48PM +2.094 1 18. 562 120. 688 117.750
1440400
NCR 32.9 38 11/26/1999 1:01PM -0.062 32.750 32.9 38 32.500
13 480 0
NN 24.312 ... 11/26/1999 1:01PM +1 .81 2 71.000 73 .87 5 70 .81 2
4617500
XRX 28. 188 11/26/1999 1:00PM +0.000 28. 312 28. 750 28. 000
24 286 00
YHOO 226 .87 5 11/26/1999 1:01PM -4.125 233....
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