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Add ether_ntoa() and inet_ntoa()

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@440 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2007-12-11 14:23:58 +00:00
parent 15c9ab962a
commit 84ff909d06
4 changed files with 212 additions and 1 deletions
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77
include/netinet/ether.h Normal file
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@ -0,0 +1,77 @@
/****************************************************************************
* netinet/ether.h
*
* Copyright (C) 2007 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name Gregory Nutt nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __NETINET_ETHER_H
#define __NETINET_ETHER_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <net/ethernet.h>
/****************************************************************************
* Public Definitions
****************************************************************************/
/****************************************************************************
* Public Type Definitions
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
EXTERN char *ether_ntoa(const struct ether_addr *addr);
EXTERN struct ether_addr *ether_aton(const char *asc);
EXTERN int ether_ntohost(char *hostname, const struct ether_addr *addr);
EXTERN int ether_hostton(const char *hostname, struct ether_addr *addr);
EXTERN int ether_line(const char *line, struct ether_addr *addr, char *hostname);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __NETINET_ETHER_H */

2
lib/Makefile
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@ -71,7 +71,7 @@ MATH_SRCS = lib_rint.c
UNISTD_SRCS = lib_getopt.c
NET_SRCS = lib_htons.c lib_htonl.c
NET_SRCS = lib_htons.c lib_htonl.c lib_inetntoa.c lib_etherntoa.c
LIBGEN_SRCS = lib_basename.c lib_dirname.c

69
lib/lib_etherntoa.c Normal file
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@ -0,0 +1,69 @@
/****************************************************************************
* lib/lib_etherntoa.c
*
* Copyright (C) 2007 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name Gregory Nutt nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdio.h>
#include <net/ethernet.h>
#include <netinet/ether.h>
/****************************************************************************
* Global Functions
****************************************************************************/
/****************************************************************************
* Name: ether_ntoa
*
* Description:
* The ether_ntoa() function converts the Ethernet host address addr given
* in network byte order to a string in standard hex-digits-and-colons
* notation. The string is returned in a statically allocated buffer, which
* subsequent calls will overwrite.
*
****************************************************************************/
char *ether_ntoa(const struct ether_addr *addr)
{
static char buffer[20];
sprintf(buffer, "%02x:%02x:%02x:%02x:%02x:%02x",
addr->ether_addr_octet[0], addr->ether_addr_octet[1],
addr->ether_addr_octet[2], addr->ether_addr_octet[3],
addr->ether_addr_octet[4], addr->ether_addr_octet[5]);
return buffer;
}

65
lib/lib_inetntoa.c Normal file
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@ -0,0 +1,65 @@
/****************************************************************************
* lib/lib_inetntoa.c
*
* Copyright (C) 2007 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name Gregory Nutt nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdio.h>
#include <arpa/inet.h>
/****************************************************************************
* Global Functions
****************************************************************************/
/****************************************************************************
* Name: inet_ntoa
*
* Description:
* The inet_ntoa() function converts the Internet host address in given in
* network byte order to a string in standard numbers-and-dots notation.
* The string is returned in a statically allocated buffer, which subsequent
* calls will overwrite.
*
****************************************************************************/
char *inet_ntoa(struct in_addr in)
{
static char buffer[18];
char *ptr = (char*)&in.s_addr;
sprintf(buffer, "%d.%d.%d.%d", ptr[0], ptr[1], ptr[2], ptr[3]);
return buffer;
}