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49 lines
2.5 KiB
C
49 lines
2.5 KiB
C
/**
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* @file sfdnsres.h
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* @brief Domain name resolution service IPC wrapper. Please use socket.c instead.
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* @author TuxSH
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* @copyright libnx Authors
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*/
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#pragma once
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#include "../types.h"
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#include <sys/socket.h> // For socklen_t, etc.
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/// Configuration structure for sfdnsres.
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typedef struct {
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size_t serialized_out_addrinfos_max_size; ///< For getaddrinfo.
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size_t serialized_out_hostent_max_size; ///< For gethostbyname/gethostbyaddr.
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bool bypass_nsd; ///< For name gethostbyname/getaddrinfo: bypass the Name Server Daemon.
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int timeout; ///< For DNS requests: timeout or 0.
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} SfdnsresConfig;
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/// Result values returned by the DNS request commands.
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typedef struct {
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int ret; ///< Return value (error code).
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int errno_; ///< Errno.
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ssize_t out_serialized_size; ///< Size of the serialized output buffer or -1 (?).
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} SfdnsresRequestResults;
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// SetDnsAddressesPrivate & GetDnsAddressPrivate are stubbed
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Result sfdnsresGetHostByName(SfdnsresRequestResults *ret, const SfdnsresConfig *config, void *out_he_serialized, const char *name);
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Result sfdnsresGetHostByAddr(SfdnsresRequestResults *ret, const SfdnsresConfig *config, void *out_he_serialized, const void *addr, socklen_t len, int type);
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Result sfdnsresGetHostStringError(int err, char *str, size_t str_size);
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Result sfdnsresGetGaiStringError(int err, char *str, size_t str_size);
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Result sfdnsresGetAddrInfo(SfdnsresRequestResults *ret, const SfdnsresConfig *config, const char *node, const char *service,
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const void *hints_serialized, size_t hints_serialized_size, void *res_serialized);
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Result sfdnsresGetNameInfo(SfdnsresRequestResults *ret, const SfdnsresConfig *config,
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const struct sockaddr *sa, socklen_t salen, char *host, size_t hostlen,
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char *serv, size_t servlen, int flags);
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/// Requests an handle for use with @ref sfdnsresCancelSocketCall.
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Result sfdnsresRequestCancelHandle(u32 *out_handle);
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/// Cancels a DNS request (how? which requests?). Bug: always sets errno?
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Result sfdnsresCancelSocketCall(SfdnsresRequestResults *ret, u32 handle);
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/// Cancels all DNS requests made by the current process (how? which requests?). Bug: always sets errno?
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Result sfdnsresCancelAllSocketCalls(SfdnsresRequestResults *ret);
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/// Clears up to 4 DNS server IPs registered by bsdcfg (DHCP client, etc.).
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Result sfdnsresClearDnsIpServerAddressArray(void);
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