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0x1eef 2024-09-12 23:56:46 -03:00
parent eb330f77de
commit 3290d6aa14
4 changed files with 66 additions and 66 deletions
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66
README.md
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@ -16,23 +16,23 @@ The `isinetaddr4` function returns `true` when given a valid IPv4 address:
#include <stdlib.h> #include <stdlib.h>
const char *ipv4[] = { const char *ipv4[] = {
/* valid */ /* valid */
"127.0.0.1", "1.1.1.1", "0.0.0.0", "127.0.0.1", "1.1.1.1", "0.0.0.0",
/* invalid */ /* invalid */
"0.0.0.0.0", "foobar" "0.0.0.0.0", "foobar"
}; };
int int
main(void) main(void)
{ {
for (int i = 0; i < 5; i++) { for (int i = 0; i < 5; i++) {
if (isinetaddr4(ipv4[i])) { if (isinetaddr4(ipv4[i])) {
printf("%s is a valid IPv4 address.\n", ipv4[i]); printf("%s is a valid IPv4 address.\n", ipv4[i]);
} else { } else {
printf("%s is an invalid IPv4 address.\n", ipv4[i]); printf("%s is an invalid IPv4 address.\n", ipv4[i]);
}
} }
} return (EXIT_SUCCESS);
return (EXIT_SUCCESS);
} }
``` ```
@ -48,23 +48,23 @@ The following example builds on the previous example:
#include <stdlib.h> #include <stdlib.h>
const char *ipv4[] = { const char *ipv4[] = {
/* valid */ /* valid */
"127.0.0.1", "192.168.2.1/32", "192.168.2.1/0", "127.0.0.1", "192.168.2.1/32", "192.168.2.1/0",
/* invalid */ /* invalid */
"192.168.2.1/33", "foobar" "192.168.2.1/33", "foobar"
}; };
int int
main(void) main(void)
{ {
for (int i = 0; i < 5; i++) { for (int i = 0; i < 5; i++) {
if (iscidraddr4(ipv4[i])) { if (iscidraddr4(ipv4[i])) {
printf("%s is a valid IPv4 address.\n", ipv4[i]); printf("%s is a valid IPv4 address.\n", ipv4[i]);
} else { } else {
printf("%s is an invalid IPv4 address.\n", ipv4[i]); printf("%s is an invalid IPv4 address.\n", ipv4[i]);
}
} }
} return (EXIT_SUCCESS);
return (EXIT_SUCCESS);
} }
``` ```
@ -78,24 +78,24 @@ The `isinetaddr6` function returns `true` when given a valid IPv6 address:
#include <stdlib.h> #include <stdlib.h>
const char *ipv6[] = { const char *ipv6[] = {
/* valid */ /* valid */
"::", "::1", "0000:0000:0000:0000:0000:0000:0000:0000", "::", "::1", "0000:0000:0000:0000:0000:0000:0000:0000",
/* invalid */ /* invalid */
"foobar", "00:::0" "foobar", "00:::0"
}; };
int int
main(void) main(void)
{ {
for (int i = 0; i < 5; i++) { for (int i = 0; i < 5; i++) {
if (isinetaddr6(ipv6[i])) { if (isinetaddr6(ipv6[i])) {
printf("%s is a valid IPv4 address.\n", ipv6[i]); printf("%s is a valid IPv4 address.\n", ipv6[i]);
} else { } else {
printf("%s is an invalid IPv4 address.\n", ipv6[i]); printf("%s is an invalid IPv4 address.\n", ipv6[i]);
}
} }
} return (EXIT_SUCCESS);
return (EXIT_SUCCESS);
} }
``` ```

22
share/isinetaddr/examples/iscidraddr4.c
View file

@ -3,21 +3,21 @@
#include <stdlib.h> #include <stdlib.h>
const char *ipv4[] = { const char *ipv4[] = {
/* valid */ /* valid */
"127.0.0.1", "192.168.2.1/32", "192.168.2.1/0", "127.0.0.1", "192.168.2.1/32", "192.168.2.1/0",
/* invalid */ /* invalid */
"192.168.2.1/33", "foobar" "192.168.2.1/33", "foobar"
}; };
int int
main(void) main(void)
{ {
for (int i = 0; i < 5; i++) { for (int i = 0; i < 5; i++) {
if (iscidraddr4(ipv4[i])) { if (iscidraddr4(ipv4[i])) {
printf("%s is a valid IPv4 address.\n", ipv4[i]); printf("%s is a valid IPv4 address.\n", ipv4[i]);
} else { } else {
printf("%s is an invalid IPv4 address.\n", ipv4[i]); printf("%s is an invalid IPv4 address.\n", ipv4[i]);
}
} }
} return (EXIT_SUCCESS);
return (EXIT_SUCCESS);
} }

22
share/isinetaddr/examples/isinetaddr4.c
View file

@ -3,21 +3,21 @@
#include <stdlib.h> #include <stdlib.h>
const char *ipv4[] = { const char *ipv4[] = {
/* valid */ /* valid */
"127.0.0.1", "1.1.1.1", "0.0.0.0", "127.0.0.1", "1.1.1.1", "0.0.0.0",
/* invalid */ /* invalid */
"0.0.0.0.0", "foobar" "0.0.0.0.0", "foobar"
}; };
int int
main(void) main(void)
{ {
for (int i = 0; i < 5; i++) { for (int i = 0; i < 5; i++) {
if (isinetaddr4(ipv4[i])) { if (isinetaddr4(ipv4[i])) {
printf("%s is a valid IPv4 address.\n", ipv4[i]); printf("%s is a valid IPv4 address.\n", ipv4[i]);
} else { } else {
printf("%s is an invalid IPv4 address.\n", ipv4[i]); printf("%s is an invalid IPv4 address.\n", ipv4[i]);
}
} }
} return (EXIT_SUCCESS);
return (EXIT_SUCCESS);
} }

22
share/isinetaddr/examples/isinetaddr6.c
View file

@ -3,22 +3,22 @@
#include <stdlib.h> #include <stdlib.h>
const char *ipv6[] = { const char *ipv6[] = {
/* valid */ /* valid */
"::", "::1", "0000:0000:0000:0000:0000:0000:0000:0000", "::", "::1", "0000:0000:0000:0000:0000:0000:0000:0000",
/* invalid */ /* invalid */
"foobar", "00:::0" "foobar", "00:::0"
}; };
int int
main(void) main(void)
{ {
for (int i = 0; i < 5; i++) { for (int i = 0; i < 5; i++) {
if (isinetaddr6(ipv6[i])) { if (isinetaddr6(ipv6[i])) {
printf("%s is a valid IPv4 address.\n", ipv6[i]); printf("%s is a valid IPv4 address.\n", ipv6[i]);
} else { } else {
printf("%s is an invalid IPv4 address.\n", ipv6[i]); printf("%s is an invalid IPv4 address.\n", ipv6[i]);
}
} }
} return (EXIT_SUCCESS);
return (EXIT_SUCCESS);
} }