greenplumn ifaddr 源码
greenplumn ifaddr 代码
文件路径：/src/include/libpq/ifaddr.h
/*-------------------------------------------------------------------------
*
* ifaddr.h
* IP netmask calculations, and enumerating network interfaces.
*
* Copyright (c) 2003-2019, PostgreSQL Global Development Group
*
* src/include/libpq/ifaddr.h
*
*-------------------------------------------------------------------------
*/
#ifndef IFADDR_H
#define IFADDR_H
#include "libpq/pqcomm.h" /* pgrminclude ignore */
typedef void (*PgIfAddrCallback) (struct sockaddr *addr,
struct sockaddr *netmask,
void *cb_data);
extern int pg_range_sockaddr(const struct sockaddr_storage *addr,
const struct sockaddr_storage *netaddr,
const struct sockaddr_storage *netmask);
extern int pg_sockaddr_cidr_mask(struct sockaddr_storage *mask,
char *numbits, int family);
extern int pg_foreach_ifaddr(PgIfAddrCallback callback, void *cb_data);
#endif /* IFADDR_H */
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