回答編集履歴
2
inet_ntop2をinet_ntopにかえました。
answer
CHANGED
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@@ -26,7 +26,7 @@
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26
26
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printf("data=<%s>\n",buff);
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27
27
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a.s_addr = inet_addr(buff);
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28
28
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29
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-
if (
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29
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+
if (inet_ntop(&a, dst, sizeof dst)) {
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30
30
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printf("%s\n", dst);
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31
31
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} else {
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32
32
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printf("inet_ntop error\n");
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1
mainのみかいてみました。
answer
CHANGED
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@@ -2,4 +2,38 @@
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2
2
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3
3
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130.0.7.23
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4
4
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130.00.7.23
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5
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-
888.999.333.000
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5
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+
888.999.333.000
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6
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+
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7
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+
```C
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8
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+
int main()
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9
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+
{
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10
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+
struct in_addr a;
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11
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char dst[256];
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12
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+
FILE *fp;
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13
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+
char buff[256];
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14
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+
int len;
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15
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+
in_addr_t ret;
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16
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+
fp = fopen("test.txt","r");
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17
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+
if (fp == NULL){
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18
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printf("file open error\n");
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19
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return(10);
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20
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+
}
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21
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+
while(1){
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22
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+
memset(buff,0x00,sizeof(buff));
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23
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+
if (fgets(buff,sizeof(buff)-1,fp) == NULL) break;
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24
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+
len = strlen(buff);
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25
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buff[len-1] = '\0'; //改行の削除
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26
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printf("data=<%s>\n",buff);
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27
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+
a.s_addr = inet_addr(buff);
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28
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+
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29
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+
if (inet_ntop2(&a, dst, sizeof dst)) {
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30
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printf("%s\n", dst);
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31
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+
} else {
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32
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+
printf("inet_ntop error\n");
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33
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}
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34
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+
}
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35
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+
fclose(fp);
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36
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+
return(0);
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37
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+
}
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38
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+
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39
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+
```
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