diff options
Diffstat (limited to 'ip4_fmt.c')
| -rw-r--r-- | ip4_fmt.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/ip4_fmt.c b/ip4_fmt.c new file mode 100644 index 0000000..bbad4c7 --- /dev/null +++ b/ip4_fmt.c @@ -0,0 +1,18 @@ +#include "fmt.h" +#include "ip4.h" + +unsigned int ip4_fmt(char *s,const char ip[4]) +{ + unsigned int len; + unsigned int i; + + len = 0; + i = fmt_ulong(s,(unsigned long) (unsigned char) ip[0]); len += i; if (s) s += i; + if (s) *s++ = '.'; ++len; + i = fmt_ulong(s,(unsigned long) (unsigned char) ip[1]); len += i; if (s) s += i; + if (s) *s++ = '.'; ++len; + i = fmt_ulong(s,(unsigned long) (unsigned char) ip[2]); len += i; if (s) s += i; + if (s) *s++ = '.'; ++len; + i = fmt_ulong(s,(unsigned long) (unsigned char) ip[3]); len += i; if (s) s += i; + return len; +} |