//==========================================================================
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//==========================================================================
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//
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//
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// include/netdb.h
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// include/netdb.h
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//
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//
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// eCos implementations of network "database" functions
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// eCos implementations of network "database" functions
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//
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//
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//==========================================================================
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//==========================================================================
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//####BSDCOPYRIGHTBEGIN####
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//####BSDCOPYRIGHTBEGIN####
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//
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//
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// -------------------------------------------
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// -------------------------------------------
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//
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//
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// Portions of this software may have been derived from OpenBSD or other sources,
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// Portions of this software may have been derived from OpenBSD or other sources,
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// and are covered by the appropriate copyright disclaimers included herein.
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// and are covered by the appropriate copyright disclaimers included herein.
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//
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//
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// -------------------------------------------
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// -------------------------------------------
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//
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//
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//####BSDCOPYRIGHTEND####
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//####BSDCOPYRIGHTEND####
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//==========================================================================
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//#####DESCRIPTIONBEGIN####
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//
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//
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// Author(s): gthomas
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// Author(s): gthomas
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// Contributors: gthomas
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// Contributors: gthomas
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// Date: 2000-01-10
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// Date: 2000-01-10
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// Purpose:
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// Purpose:
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// Description:
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// Description:
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//
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//
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//
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//
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//####DESCRIPTIONEND####
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//####DESCRIPTIONEND####
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//
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//
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//==========================================================================
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//==========================================================================
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//
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//
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// Support for various "network databases"
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// Support for various "network databases"
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//
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//
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#ifndef _NETDB_H_
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#ifndef _NETDB_H_
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#define _NETDB_H_
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#define _NETDB_H_
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#ifdef __cplusplus
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#ifdef __cplusplus
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extern "C" {
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extern "C" {
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#endif
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#endif
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// Internet protocols
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// Internet protocols
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struct protoent {
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struct protoent {
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char *p_name;
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char *p_name;
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int p_proto;
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int p_proto;
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};
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};
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struct protoent *getprotobyname(const char *);
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struct protoent *getprotobyname(const char *);
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struct protoent *getprotobynumber(const int);
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struct protoent *getprotobynumber(const int);
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// Internet services
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// Internet services
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struct servent {
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struct servent {
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char *s_name; /* official service name */
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char *s_name; /* official service name */
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char **s_aliases; /* alias list */
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char **s_aliases; /* alias list */
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int s_port; /* port number */
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int s_port; /* port number */
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char *s_proto; /* protocol to use */
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char *s_proto; /* protocol to use */
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};
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};
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struct servent *getservbyname(const char *name, const char *proto);
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struct servent *getservbyname(const char *name, const char *proto);
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struct servent *getservbyport(int port, const char *proto);
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struct servent *getservbyport(int port, const char *proto);
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// Name/address manipulation
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// Name/address manipulation
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struct addrinfo {
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struct addrinfo {
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int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */
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int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */
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int ai_family; /* PF_xxx */
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int ai_family; /* PF_xxx */
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int ai_socktype; /* SOCK_xxx */
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int ai_socktype; /* SOCK_xxx */
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int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
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int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
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size_t ai_addrlen; /* length of ai_addr */
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size_t ai_addrlen; /* length of ai_addr */
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char *ai_canonname; /* canonical name for hostname */
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char *ai_canonname; /* canonical name for hostname */
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struct sockaddr *ai_addr; /* binary address */
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struct sockaddr *ai_addr; /* binary address */
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struct addrinfo *ai_next; /* next structure in linked list */
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struct addrinfo *ai_next; /* next structure in linked list */
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};
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};
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/*
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/*
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* Error return codes from getaddrinfo(), getnameinfo()
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* Error return codes from getaddrinfo(), getnameinfo()
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*/
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*/
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#define EAI_NONE 0 /* valid return - no errors */
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#define EAI_NONE 0 /* valid return - no errors */
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#define EAI_AGAIN 2 /* temporary failure in name resolution */
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#define EAI_AGAIN 2 /* temporary failure in name resolution */
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#define EAI_BADFLAGS 3 /* invalid value for ai_flags */
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#define EAI_BADFLAGS 3 /* invalid value for ai_flags */
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#define EAI_FAIL 4 /* non-recoverable failure in name resolution */
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#define EAI_FAIL 4 /* non-recoverable failure in name resolution */
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#define EAI_FAMILY 5 /* ai_family not supported */
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#define EAI_FAMILY 5 /* ai_family not supported */
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#define EAI_MEMORY 6 /* memory allocation failure */
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#define EAI_MEMORY 6 /* memory allocation failure */
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#define EAI_NONAME 8 /* hostname nor servname provided, or not known */
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#define EAI_NONAME 8 /* hostname nor servname provided, or not known */
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#define EAI_SERVICE 9 /* servname not supported for ai_socktype */
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#define EAI_SERVICE 9 /* servname not supported for ai_socktype */
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#define EAI_SOCKTYPE 10 /* ai_socktype not supported */
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#define EAI_SOCKTYPE 10 /* ai_socktype not supported */
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#define EAI_SYSTEM 11 /* system error returned in errno */
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#define EAI_SYSTEM 11 /* system error returned in errno */
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#define EAI_BADHINTS 12 /* inconsistent hints */
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#define EAI_BADHINTS 12 /* inconsistent hints */
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#define EAI_PROTOCOL 13
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#define EAI_PROTOCOL 13
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#define EAI_MAX 14
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#define EAI_MAX 14
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/*
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/*
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* Flag values for getaddrinfo()
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* Flag values for getaddrinfo()
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*/
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*/
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#define AI_PASSIVE 0x00000001 /* get address to use bind() */
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#define AI_PASSIVE 0x00000001 /* get address to use bind() */
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#define AI_CANONNAME 0x00000002 /* fill ai_canonname */
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#define AI_CANONNAME 0x00000002 /* fill ai_canonname */
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#define AI_NUMERICHOST 0x00000004 /* prevent name resolution */
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#define AI_NUMERICHOST 0x00000004 /* prevent name resolution */
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/* valid flags for addrinfo */
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/* valid flags for addrinfo */
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#define AI_MASK \
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#define AI_MASK \
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(AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_ADDRCONFIG)
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(AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST | AI_ADDRCONFIG)
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#define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
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#define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
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#define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
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#define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
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#define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */
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#define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */
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#define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */
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#define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */
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/* special recommended flags for getipnodebyname */
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/* special recommended flags for getipnodebyname */
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#define AI_DEFAULT (AI_V4MAPPED_CFG | AI_ADDRCONFIG)
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#define AI_DEFAULT (AI_V4MAPPED_CFG | AI_ADDRCONFIG)
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int getaddrinfo(const char *, const char *,
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int getaddrinfo(const char *, const char *,
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const struct addrinfo *, struct addrinfo **);
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const struct addrinfo *, struct addrinfo **);
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void freeaddrinfo(struct addrinfo *);
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void freeaddrinfo(struct addrinfo *);
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char *gai_strerror(int);
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char *gai_strerror(int);
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/*
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/*
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* Support for getnameinfo()
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* Support for getnameinfo()
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*/
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*/
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#define NI_MAXHOST 1025
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#define NI_MAXHOST 1025
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#define NI_MAXSERV 32
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#define NI_MAXSERV 32
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#define NI_NUMERICHOST 1 /* Don't try to look up hostname. */
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#define NI_NUMERICHOST 1 /* Don't try to look up hostname. */
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#define NI_NUMERICSERV 2 /* Don't convert port number to name. */
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#define NI_NUMERICSERV 2 /* Don't convert port number to name. */
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#define NI_NOFQDN 4 /* Only return nodename portion. */
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#define NI_NOFQDN 4 /* Only return nodename portion. */
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#define NI_NAMEREQD 8 /* Don't return numeric addresses. */
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#define NI_NAMEREQD 8 /* Don't return numeric addresses. */
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#define NI_DGRAM 16 /* Look up UDP service rather than TCP. */
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#define NI_DGRAM 16 /* Look up UDP service rather than TCP. */
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/* Translate a socket address to a location and service name. */
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/* Translate a socket address to a location and service name. */
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int getnameinfo (const struct sockaddr *sa, socklen_t salen,
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int getnameinfo (const struct sockaddr *sa, socklen_t salen,
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char *host, socklen_t hostlen,
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char *host, socklen_t hostlen,
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char *serv, socklen_t servlen,
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char *serv, socklen_t servlen,
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unsigned int flags);
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unsigned int flags);
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// Miscellaneous address manipulation functions
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// Miscellaneous address manipulation functions
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#include <netinet/in.h>
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#include <netinet/in.h>
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char *inet_ntoa(struct in_addr);
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char *inet_ntoa(struct in_addr);
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char *inet_ntop(int af, char *src, char *dst, size_t len);
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char *inet_ntop(int af, char *src, char *dst, size_t len);
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int inet_pton(int af, char *src, char *dst);
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int inet_pton(int af, char *src, char *dst);
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char *_inet_ntop(struct sockaddr *sa, char *dst, size_t len);
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char *_inet_ntop(struct sockaddr *sa, char *dst, size_t len);
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u_int16_t _inet_port(struct sockaddr *sa);
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u_int16_t _inet_port(struct sockaddr *sa);
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#ifdef __cplusplus
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#ifdef __cplusplus
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}
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}
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#endif
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#endif
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#endif // _NETDB_H_
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#endif // _NETDB_H_
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