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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4.  
  5. typedef struct {
  6.     char *address;
  7.     int port;
  8.     unsigned int nodeId;
  9. } node;
  10.  
  11. void r(char* addr, int port, char* request, char* answer)
  12. {
  13.     char a[100];
  14.     answer[0] = 0;
  15.     unsigned int i;
  16.     for (i = 0; i < 10; ++i)
  17.     {
  18.         sprintf (a, "nodeId:%u nodeAddress:%s nodePort:%d\n", i, addr, port);
  19.         strcat(answer, a);
  20.     }
  21. }
  22.  
  23. int function (char *addr, int port, node * ft) {
  24.     char request[8192], answer[8192];
  25.     char *token;
  26.     int c = 0;
  27.  
  28.     snprintf(request, sizeof(request), "Keyword");
  29.     r(addr, port, request, answer);
  30.  
  31.     printf("answer at this point is:\n%s\n", answer);
  32.     memset(&token, '\0', sizeof(token));
  33.  
  34.     token = strtok(answer, "\n");
  35.     while (token != NULL) {
  36.         printf("c = %d\n", c);
  37.         printf("Token:\n%s\n", token);
  38.         printf("Token addr:%p\n", &token);
  39.         sscanf(token,
  40.                "nodeId:%u nodeAddress:%s nodePort:%d",
  41.                &ft[c].nodeId, ft[c].address, &ft[c].port);
  42.         printf("id: %u\n", ft[c].nodeId);
  43.         printf("addr: %s\n", ft[c].address);
  44.         printf("port: %d\n", ft[c].port);
  45.         token = strtok(NULL, "\n");
  46.         printf("Token after:\n%s\n", token);
  47.         printf("==========================\n");
  48.         c++;
  49.     }
  50.     return c;
  51. }
  52.  
  53. int main ()
  54. {
  55.     node* z = malloc(sizeof(node)*100);
  56.     int i;
  57.     for (i = 0; i < 100; ++i)
  58.         z[i].address = malloc(100);
  59.     function("127.0.0.1", 6550, z);
  60. }
  61.  
Runtime error #stdin #stdout 0s 2184KB
comments (?)
stdin
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Standard input is empty
stdout
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answer at this point is:
nodeId:0 nodeAddress:127.0.0.1 nodePort:6550
nodeId:1 nodeAddress:127.0.0.1 nodePort:6550
nodeId:2 nodeAddress:127.0.0.1 nodePort:6550
nodeId:3 nodeAddress:127.0.0.1 nodePort:6550
nodeId:4 nodeAddress:127.0.0.1 nodePort:6550
nodeId:5 nodeAddress:127.0.0.1 nodePort:6550
nodeId:6 nodeAddress:127.0.0.1 nodePort:6550
nodeId:7 nodeAddress:127.0.0.1 nodePort:6550
nodeId:8 nodeAddress:127.0.0.1 nodePort:6550
nodeId:9 nodeAddress:127.0.0.1 nodePort:6550

c = 0
Token:
nodeId:0 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 0
addr: 127.0.0.1
port: 6550
Token after:
nodeId:1 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 1
Token:
nodeId:1 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 1
addr: 127.0.0.1
port: 6550
Token after:
nodeId:2 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 2
Token:
nodeId:2 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 2
addr: 127.0.0.1
port: 6550
Token after:
nodeId:3 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 3
Token:
nodeId:3 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 3
addr: 127.0.0.1
port: 6550
Token after:
nodeId:4 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 4
Token:
nodeId:4 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 4
addr: 127.0.0.1
port: 6550
Token after:
nodeId:5 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 5
Token:
nodeId:5 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 5
addr: 127.0.0.1
port: 6550
Token after:
nodeId:6 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 6
Token:
nodeId:6 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 6
addr: 127.0.0.1
port: 6550
Token after:
nodeId:7 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 7
Token:
nodeId:7 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 7
addr: 127.0.0.1
port: 6550
Token after:
nodeId:8 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 8
Token:
nodeId:8 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 8
addr: 127.0.0.1
port: 6550
Token after:
nodeId:9 nodeAddress:127.0.0.1 nodePort:6550
==========================
c = 9
Token:
nodeId:9 nodeAddress:127.0.0.1 nodePort:6550
Token addr:0xbf8ef63c
id: 9
addr: 127.0.0.1
port: 6550
Token after:
(null)
==========================
https://ideone.com/RZeZPk
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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