2025-02-15 11:05:28 -05:00

105 lines
2.7 KiB
C

/*******************************************************************************
WINC3400 Wireless Driver
File Name:
inet_ntop.c
Summary:
Implementation of standard inet_ntop function.
Description:
Implementation of standard inet_ntop function.
*******************************************************************************/
//DOM-IGNORE-BEGIN
/*******************************************************************************
* Copyright (C) 2021 Microchip Technology Inc. and its subsidiaries.
*
* Subject to your compliance with these terms, you may use Microchip software
* and any derivatives exclusively with Microchip products. It is your
* responsibility to comply with third party license terms applicable to your
* use of third party software (including open source software) that may
* accompany Microchip software.
*
* THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, WHETHER
* EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, INCLUDING ANY IMPLIED
* WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, AND FITNESS FOR A
* PARTICULAR PURPOSE.
*
* IN NO EVENT WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE,
* INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND
* WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS
* BEEN ADVISED OF THE POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE
* FULLEST EXTENT ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN
* ANY WAY RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
* THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE.
*******************************************************************************/
#include <stdint.h>
#include <stddef.h>
#include <sys/types.h>
#include "socket.h"
const char *inet_ntop(int af, const void *src, char *dst, size_t size)
{
uint8_t i, v, t, c, n;
char *rp = dst;
uint32_t ip = ((struct in_addr*)src)->s_addr;
if ((NULL == src) || (NULL == dst) || (size < 16))
{
return NULL;
}
for (i=0; i<4; i++)
{
t = ip;
v = 100;
// Check for zero
if (t > 0)
{
n = 0;
do
{
c = '0';
while (t >= v)
{
c++;
t -= v;
}
v /= 10;
if (('0' != c) || (n > 0))
{
*dst++ = c;
n++;
}
}
while (v > 0);
}
else
{
*dst++ = '0';
}
if (3 == i)
{
*dst++ = '\0';
}
else
{
*dst++ = '.';
}
ip >>= 8;
}
return rp;
}
//DOM-IGNORE-END