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FreeRDP/include/freerdp/freerdp.h
akallabeth d3e9210985 [core] added freerdp_is_active_state 
Since client and server use different states to indicate the connection
is activated, add this convenience function to determine that
2022-12-12 12:59:32 +01:00

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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* FreeRDP Interface
*
* Copyright 2009-2011 Jay Sorg
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FREERDP_H
#define FREERDP_H
typedef struct rdp_rdp rdpRdp;
typedef struct rdp_gdi rdpGdi;
typedef struct rdp_rail rdpRail;
typedef struct rdp_cache rdpCache;
typedef struct rdp_channels rdpChannels;
typedef struct rdp_graphics rdpGraphics;
typedef struct rdp_metrics rdpMetrics;
typedef struct rdp_codecs rdpCodecs;
typedef struct rdp_transport rdpTransport; /* Opaque */
typedef struct rdp_freerdp freerdp;
typedef struct rdp_context rdpContext;
typedef struct rdp_freerdp_peer freerdp_peer;
typedef struct rdp_client_context rdpClientContext;
typedef struct rdp_client_entry_points_v1 RDP_CLIENT_ENTRY_POINTS_V1;
typedef RDP_CLIENT_ENTRY_POINTS_V1 RDP_CLIENT_ENTRY_POINTS;
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <freerdp/error.h>
#include <freerdp/event.h>
#include <freerdp/codecs.h>
#include <freerdp/metrics.h>
#include <freerdp/settings.h>
#include <freerdp/extension.h>
#include <winpr/stream.h>
#include <freerdp/input.h>
#include <freerdp/update.h>
#include <freerdp/message.h>
#include <freerdp/autodetect.h>
#include <freerdp/heartbeat.h>
typedef struct stream_dump_context rdpStreamDumpContext;
typedef struct SmartcardCertInfo_st SmartcardCertInfo;
#ifdef __cplusplus
extern "C"
{
#endif
#define MCS_BASE_CHANNEL_ID 1001
#define MCS_GLOBAL_CHANNEL_ID 1003
/* Flags used by certificate callbacks */
#define VERIFY_CERT_FLAG_NONE 0x00
#define VERIFY_CERT_FLAG_LEGACY 0x02
#define VERIFY_CERT_FLAG_REDIRECT 0x10
#define VERIFY_CERT_FLAG_GATEWAY 0x20
#define VERIFY_CERT_FLAG_CHANGED 0x40
#define VERIFY_CERT_FLAG_MISMATCH 0x80
#define VERIFY_CERT_FLAG_MATCH_LEGACY_SHA1 0x100
#define VERIFY_CERT_FLAG_FP_IS_PEM 0x200
typedef enum
{
CONNECTION_STATE_INITIAL,
CONNECTION_STATE_NEGO,
CONNECTION_STATE_NLA,
CONNECTION_STATE_MCS_CREATE_REQUEST,
CONNECTION_STATE_MCS_CREATE_RESPONSE,
CONNECTION_STATE_MCS_ERECT_DOMAIN,
CONNECTION_STATE_MCS_ATTACH_USER,
CONNECTION_STATE_MCS_ATTACH_USER_CONFIRM,
CONNECTION_STATE_MCS_CHANNEL_JOIN_REQUEST,
CONNECTION_STATE_MCS_CHANNEL_JOIN_RESPONSE,
CONNECTION_STATE_RDP_SECURITY_COMMENCEMENT,
CONNECTION_STATE_SECURE_SETTINGS_EXCHANGE,
CONNECTION_STATE_CONNECT_TIME_AUTO_DETECT_REQUEST,
CONNECTION_STATE_CONNECT_TIME_AUTO_DETECT_RESPONSE,
CONNECTION_STATE_LICENSING,
CONNECTION_STATE_MULTITRANSPORT_BOOTSTRAPPING_REQUEST,
CONNECTION_STATE_MULTITRANSPORT_BOOTSTRAPPING_RESPONSE,
CONNECTION_STATE_CAPABILITIES_EXCHANGE_DEMAND_ACTIVE,
CONNECTION_STATE_CAPABILITIES_EXCHANGE_MONITOR_LAYOUT,
CONNECTION_STATE_CAPABILITIES_EXCHANGE_CONFIRM_ACTIVE,
CONNECTION_STATE_FINALIZATION_SYNC,
CONNECTION_STATE_FINALIZATION_COOPERATE,
CONNECTION_STATE_FINALIZATION_REQUEST_CONTROL,
CONNECTION_STATE_FINALIZATION_PERSISTENT_KEY_LIST,
CONNECTION_STATE_FINALIZATION_FONT_LIST,
CONNECTION_STATE_FINALIZATION_CLIENT_SYNC,
CONNECTION_STATE_FINALIZATION_CLIENT_COOPERATE,
CONNECTION_STATE_FINALIZATION_CLIENT_GRANTED_CONTROL,
CONNECTION_STATE_FINALIZATION_CLIENT_FONT_MAP,
CONNECTION_STATE_ACTIVE
} CONNECTION_STATE;
/* Message types used by gateway messaging callback */
#define GATEWAY_MESSAGE_CONSENT 1
#define GATEWAY_MESSAGE_SERVICE 2
typedef enum
{
AUTH_NLA,
AUTH_TLS,
AUTH_RDP,
GW_AUTH_HTTP,
GW_AUTH_RDG,
GW_AUTH_RPC,
AUTH_SMARTCARD_PIN
} rdp_auth_reason;
typedef BOOL (*pContextNew)(freerdp* instance, rdpContext* context);
typedef void (*pContextFree)(freerdp* instance, rdpContext* context);
typedef BOOL (*pConnectCallback)(freerdp* instance);
typedef void (*pPostDisconnect)(freerdp* instance);
typedef BOOL (*pAuthenticate)(freerdp* instance, char** username, char** password,
char** domain);
typedef BOOL (*pAuthenticateEx)(freerdp* instance, char** username, char** password,
char** domain, rdp_auth_reason reason);
typedef BOOL (*pChooseSmartcard)(SmartcardCertInfo** cert_list, DWORD count, DWORD* choice,
BOOL gateway);
/** @brief Callback used if user interaction is required to accept
* an unknown certificate.
*
* @deprecated Use pVerifyCertificateEx
* @param common_name The certificate registered hostname.
* @param subject The common name of the certificate.
* @param issuer The issuer of the certificate.
* @param fingerprint The fingerprint of the certificate (old) or the certificate in PEM
* format
* @param host_mismatch A flag indicating the certificate
* subject does not match the host connecting to.
*
* @return 1 to accept and store a certificate, 2 to accept
* a certificate only for this session, 0 otherwise.
*/
#if defined(WITH_FREERDP_DEPRECATED)
typedef WINPR_DEPRECATED_VAR(
"Use pVerifyCertificateEx",
DWORD (*pVerifyCertificate)(freerdp* instance, const char* common_name, const char* subject,
const char* issuer, const char* fingerprint,
BOOL host_mismatch));
#endif
/** @brief Callback used if user interaction is required to accept
* an unknown certificate.
*
* @param host The hostname connecting to.
* @param port The port connecting to.
* @param common_name The certificate registered hostname.
* @param subject The common name of the certificate.
* @param issuer The issuer of the certificate.
* @param fingerprint The fingerprint of the certificate (old) or the certificate in PEM
* format (VERIFY_CERT_FLAG_FP_IS_PEM set)
* @param flags Flags of type VERIFY_CERT_FLAG*
*
* @return 1 to accept and store a certificate, 2 to accept
* a certificate only for this session, 0 otherwise.
*/
typedef DWORD (*pVerifyCertificateEx)(freerdp* instance, const char* host, UINT16 port,
const char* common_name, const char* subject,
const char* issuer, const char* fingerprint, DWORD flags);
/** @brief Callback used if user interaction is required to accept
* a changed certificate.
*
* @deprecated Use pVerifyChangedCertificateEx
* @param common_name The certificate registered hostname.
* @param subject The common name of the new certificate.
* @param issuer The issuer of the new certificate.
* @param new_fingerprint The fingerprint of the new certificate.
* @param old_subject The common name of the old certificate.
* @param old_issuer The issuer of the new certificate.
* @param old_fingerprint The fingerprint of the old certificate.
*
* @return 1 to accept and store a certificate, 2 to accept
* a certificate only for this session, 0 otherwise.
*/
#if defined(WITH_FREERDP_DEPRECATED)
typedef WINPR_DEPRECATED_VAR(
"Use pVerifyChangedCertificateEx",
DWORD (*pVerifyChangedCertificate)(freerdp* instance, const char* common_name,
const char* subject, const char* issuer,
const char* new_fingerprint, const char* old_subject,
const char* old_issuer, const char* old_fingerprint));
#endif
/** @brief Callback used if user interaction is required to accept
* a changed certificate.
*
* @param host The hostname connecting to.
* @param port The port connecting to.
* @param common_name The certificate registered hostname.
* @param subject The common name of the new certificate.
* @param issuer The issuer of the new certificate.
* @param new_fingerprint The fingerprint of the new certificate (old) or the certificate in
* PEM format (VERIFY_CERT_FLAG_FP_IS_PEM set)
* @param old_subject The common name of the old certificate.
* @param old_issuer The issuer of the new certificate.
* @param old_fingerprint The fingerprint of the old certificate (old) or the certificate in
* PEM format (VERIFY_CERT_FLAG_FP_IS_PEM set)
* @param flags Flags of type VERIFY_CERT_FLAG*
*
* @return 1 to accept and store a certificate, 2 to accept
* a certificate only for this session, 0 otherwise.
*/
typedef DWORD (*pVerifyChangedCertificateEx)(freerdp* instance, const char* host, UINT16 port,
const char* common_name, const char* subject,
const char* issuer, const char* new_fingerprint,
const char* old_subject, const char* old_issuer,
const char* old_fingerprint, DWORD flags);
/** @brief Callback used if user interaction is required to accept
* a certificate.
*
* @param instance Pointer to the freerdp instance.
* @param data Pointer to certificate data (full chain) in PEM format.
* @param length The length of the certificate data.
* @param hostname The hostname connecting to.
* @param port The port connecting to.
* @param flags Flags of type VERIFY_CERT_FLAG*
*
* @return 1 to accept and store a certificate, 2 to accept
* a certificate only for this session, 0 otherwise.
*/
typedef int (*pVerifyX509Certificate)(freerdp* instance, const BYTE* data, size_t length,
const char* hostname, UINT16 port, DWORD flags);
typedef int (*pLogonErrorInfo)(freerdp* instance, UINT32 data, UINT32 type);
typedef BOOL (*pSendChannelData)(freerdp* instance, UINT16 channelId, const BYTE* data,
size_t size);
typedef BOOL (*pSendChannelPacket)(freerdp* instance, UINT16 channelId, size_t totalSize,
UINT32 flags, const BYTE* data, size_t chunkSize);
typedef BOOL (*pReceiveChannelData)(freerdp* instance, UINT16 channelId, const BYTE* data,
size_t size, UINT32 flags, size_t totalSize);
/* type can be one of the GATEWAY_MESSAGE_ type defines */
typedef BOOL (*pPresentGatewayMessage)(freerdp* instance, UINT32 type, BOOL isDisplayMandatory,
BOOL isConsentMandatory, size_t length,
const WCHAR* message);
/**
* Defines the context for a given instance of RDP connection.
* It is embedded in the rdp_freerdp structure, and allocated by a call to
* freerdp_context_new(). It is deallocated by a call to freerdp_context_free().
*/
struct rdp_context
{
ALIGN64 freerdp* instance; /**< (offset 0)
Pointer to a rdp_freerdp structure.
This is a back-link to retrieve the freerdp instance from the context.
It is set by the freerdp_context_new() function */
ALIGN64 freerdp_peer* peer; /**< (offset 1)
Pointer to the client peer.
This is set by a call to freerdp_peer_context_new() during peer
initialization. This field is used only on the server side. */
ALIGN64 BOOL ServerMode; /**< (offset 2) true when context is in server mode */
ALIGN64 UINT32 LastError; /* 3 */
UINT64 paddingA[16 - 4]; /* 4 */
ALIGN64 int argc; /**< (offset 16)
Number of arguments given to the program at launch time.
Used to keep this data available and used later on, typically just before
connection initialization.
@see freerdp_parse_args() */
ALIGN64 char** argv; /**< (offset 17)
List of arguments given to the program at launch time.
Used to keep this data available and used later on, typically just before
connection initialization.
@see freerdp_parse_args() */
ALIGN64 wPubSub* pubSub; /* (offset 18) */
ALIGN64 HANDLE channelErrorEvent; /* (offset 19)*/
ALIGN64 UINT channelErrorNum; /*(offset 20)*/
ALIGN64 char* errorDescription; /*(offset 21)*/
UINT64 paddingB[32 - 22]; /* 22 */
ALIGN64 rdpRdp*
rdp; /**< (offset 32)
Pointer to a rdp_rdp structure used to keep the connection's parameters.
It is allocated by freerdp_context_new() and deallocated by
freerdp_context_free(), at the same time that this rdp_context
structure - there is no need to specifically allocate/deallocate this. */
ALIGN64 rdpGdi* gdi; /**< (offset 33)
Pointer to a rdp_gdi structure used to keep the gdi settings.
It is allocated by gdi_init() and deallocated by gdi_free().
It must be deallocated before deallocating this rdp_context structure. */
ALIGN64 rdpRail* rail; /* 34 */
ALIGN64 rdpCache* cache; /* 35 */
ALIGN64 rdpChannels* channels; /* 36 */
ALIGN64 rdpGraphics* graphics; /* 37 */
ALIGN64 rdpInput* input; /* 38 owned by rdpRdp */
ALIGN64 rdpUpdate* update; /* 39 owned by rdpRdp */
ALIGN64 rdpSettings* settings; /* 40 owned by rdpRdp */
ALIGN64 rdpMetrics* metrics; /* 41 */
ALIGN64 rdpCodecs* codecs; /* 42 */
ALIGN64 rdpAutoDetect* autodetect; /* 43 owned by rdpRdp */
UINT64 paddingC1[45 - 44]; /* 44 */
ALIGN64 int disconnectUltimatum; /* 45 */
UINT64 paddingC[64 - 46]; /* 46 */
ALIGN64 rdpStreamDumpContext* dump; /* 64 */
UINT64 paddingD[96 - 65]; /* 65 */
UINT64 paddingE[128 - 96]; /* 96 */
};
/**
* Defines the possible disconnect reasons in the MCS Disconnect Provider
* Ultimatum PDU
*/
enum Disconnect_Ultimatum
{
Disconnect_Ultimatum_domain_disconnected = 0,
Disconnect_Ultimatum_provider_initiated = 1,
Disconnect_Ultimatum_token_purged = 2,
Disconnect_Ultimatum_user_requested = 3,
Disconnect_Ultimatum_channel_purged = 4
};
#include <freerdp/client.h>
/** Defines the options for a given instance of RDP connection.
* This is built by the client and given to the FreeRDP library to create the connection
* with the expected options.
* It is allocated by a call to freerdp_new() and deallocated by a call to freerdp_free().
* Some of its content need specific allocation/deallocation - see field description for
* details.
*/
struct rdp_freerdp
{
ALIGN64
rdpContext* context; /**< (offset 0)
Pointer to a rdpContext structure.
Client applications can use the ContextSize field to register a
context bigger than the rdpContext structure. This allow clients to
use additional context information. When using this capability, client
application should ALWAYS declare their structure with the rdpContext
field first, and any additional content following it. Can be allocated
by a call to freerdp_context_new(). Must be deallocated by a call to
freerdp_context_free() before deallocating the current instance. */
ALIGN64 RDP_CLIENT_ENTRY_POINTS* pClientEntryPoints;
UINT64 paddingA[16 - 2]; /* 2 */
#if defined(WITH_FREERDP_DEPRECATED)
WINPR_DEPRECATED_VAR("use rdpContext::input instead", ALIGN64 rdpInput* input;) /* (offset
16) Input handle for the connection. Will be initialized by a call
to freerdp_context_new() owned by rdpRdp */
WINPR_DEPRECATED_VAR("use rdpContext::update instead",
ALIGN64 rdpUpdate* update;) /* (offset 17)
Update display parameters. Used to register display events callbacks
and settings. Will be initialized by a call to freerdp_context_new() owned by rdpRdp */
WINPR_DEPRECATED_VAR("use rdpContext::settings instead",
ALIGN64 rdpSettings* settings;) /**< (offset 18)
Pointer to a rdpSettings structure. Will be used to maintain the
required RDP settings. Will be
initialized by a call to freerdp_context_new()
owned by rdpRdp
*/
WINPR_DEPRECATED_VAR("use rdpContext::autodetect instead",
ALIGN64 rdpAutoDetect* autodetect;) /* (offset 19)
Auto-Detect handle for the connection.
Will be initialized by a call to freerdp_context_new()
owned by rdpRdp */
#else
UINT64 paddingX[4];
#endif
ALIGN64 rdpHeartbeat* heartbeat; /* (offset 21) owned by rdpRdp*/
UINT64 paddingB[32 - 21]; /* 21 */
ALIGN64 size_t
ContextSize; /* (offset 32)
Specifies the size of the 'context' field. freerdp_context_new() will use this
size to allocate the context buffer. freerdp_new() sets it to
sizeof(rdpContext). If modifying it, there should always be a minimum of
sizeof(rdpContext), as the freerdp library will assume it can use the 'context'
field to set the required informations in it. Clients will typically make it
bigger, and use a context structure embedding the rdpContext, and adding
additional information after that.
*/
ALIGN64 pContextNew
ContextNew; /**< (offset 33)
Callback for context allocation
Can be set before calling freerdp_context_new() to have it executed after
allocation and initialization. Must be set to NULL if not needed. */
ALIGN64 pContextFree
ContextFree; /**< (offset 34)
Callback for context deallocation
Can be set before calling freerdp_context_free() to have it executed before
deallocation. Must be set to NULL if not needed. */
UINT64 paddingC[47 - 35]; /* 35 */
ALIGN64 UINT ConnectionCallbackState; /* 47 */
ALIGN64 pConnectCallback
PreConnect; /**< (offset 48)
Callback for pre-connect operations.
Can be set before calling freerdp_connect() to have it executed before the
actual connection happens. Must be set to NULL if not needed. */
ALIGN64 pConnectCallback
PostConnect; /**< (offset 49)
Callback for post-connect operations.
Can be set before calling freerdp_connect() to have it executed after the
actual connection has succeeded. Must be set to NULL if not needed. */
ALIGN64 pAuthenticate Authenticate; /**< (offset 50)
Callback for authentication.
It is used to get the username/password when it was not
provided at connection time. */
#if defined(WITH_FREERDP_DEPRECATED)
WINPR_DEPRECATED_VAR("Use VerifyCertificateEx or VerifyX509Certificate instead",
ALIGN64 pVerifyCertificate VerifyCertificate;) /**< (offset 51) */
WINPR_DEPRECATED_VAR("Use VerifyChangedCertificateEx or VerifyX509Certificate instead",
ALIGN64 pVerifyChangedCertificate
VerifyChangedCertificate;) /**< (offset 52) */
#else
ALIGN64 UINT64 reserved[2];
#endif
ALIGN64 pVerifyX509Certificate
VerifyX509Certificate; /**< (offset 53) Callback for X509 certificate verification
(PEM format) */
ALIGN64 pLogonErrorInfo
LogonErrorInfo; /**< (offset 54) Callback for logon error info, important for logon
system messages with RemoteApp */
ALIGN64 pPostDisconnect
PostDisconnect; /**< (offset 55)
Callback for cleaning up
resources allocated by post connect callback.
This will be called before disconnecting and cleaning up the
channels.
*/
ALIGN64 pAuthenticate GatewayAuthenticate; /**< (offset 56)
Callback for gateway authentication.
It is used to get the username/password when it was not
provided at connection time. */
ALIGN64 pPresentGatewayMessage PresentGatewayMessage; /**< (offset 57)
Callback for gateway consent messages.
It is used to present consent messages to the user. */
ALIGN64 pConnectCallback Redirect; /**< (offset 58)
Callback for redirect operations.
Can be set after
rdp_client_disconnect_and_clear and applying redirection settings but before
rdp_client_connect() to have it executed after the actual connection has
succeeded. Must be set to NULL if not needed. */
ALIGN64 pConnectCallback
LoadChannels; /**< (offset 59)
* callback for loading channel configuration. Might be called multiple
* times when redirection occurs. */
ALIGN64 pPostDisconnect
PostFinalDisconnect; /** < (offset 60)
* callback for cleaning up resources allocated in PreConnect
*
* This will be called after all instance related channels and
* threads have been stopped
*/
UINT64 paddingD[64 - 61]; /* 61 */
ALIGN64 pSendChannelData
SendChannelData; /* (offset 64)
Callback for sending data to a channel.
By default, it is set by freerdp_new() to freerdp_send_channel_data(), which
eventually calls freerdp_channel_send() */
ALIGN64 pReceiveChannelData
ReceiveChannelData; /* (offset 65)
Callback for receiving data from a channel.
This is called by freerdp_channel_process() (if not NULL).
Clients will typically use a function that calls freerdp_channels_data()
to perform the needed tasks. */
ALIGN64 pVerifyCertificateEx
VerifyCertificateEx; /**< (offset 66)
Callback for certificate validation.
Used to verify that an unknown certificate is trusted. */
ALIGN64 pVerifyChangedCertificateEx
VerifyChangedCertificateEx; /**< (offset 67)
Callback for changed certificate validation.
Used when a certificate differs from stored fingerprint. */
ALIGN64 pSendChannelPacket
SendChannelPacket; /* (offset 68)
* Callback for sending RAW data to a channel. In contrast to
* SendChannelData data fragmentation is up to the user and this
* function sends data as is with the provided flags.
*/
ALIGN64 pAuthenticateEx AuthenticateEx; /**< (offset 69)
Callback for authentication.
It is used to get the username/password. The reason
argument tells why it was called. */
ALIGN64 pChooseSmartcard
ChooseSmartcard; /* (offset 70)
Callback for choosing a smartcard for logon.
Used when multiple smartcards are available. Returns an index into a list
of SmartcardCertInfo pointers */
UINT64 paddingE[80 - 71]; /* 71 */
};
struct rdp_channel_handles
{
wListDictionary* init;
wListDictionary* open;
};
typedef struct rdp_channel_handles rdpChannelHandles;
FREERDP_API BOOL freerdp_context_new(freerdp* instance);
FREERDP_API BOOL freerdp_context_new_ex(freerdp* instance, rdpSettings* settings);
FREERDP_API void freerdp_context_free(freerdp* instance);
FREERDP_API BOOL freerdp_connect(freerdp* instance);
WINPR_DEPRECATED_VAR("use freerdp_abort_connect_context instead",
FREERDP_API BOOL freerdp_abort_connect(freerdp* instance));
FREERDP_API BOOL freerdp_abort_connect_context(rdpContext* context);
FREERDP_API HANDLE freerdp_abort_event(rdpContext* context);
WINPR_DEPRECATED_VAR("use freerdp_shall_disconnect_context instead",
FREERDP_API BOOL freerdp_shall_disconnect(freerdp* instance));
FREERDP_API BOOL freerdp_shall_disconnect_context(rdpContext* context);
FREERDP_API BOOL freerdp_disconnect(freerdp* instance);
WINPR_DEPRECATED_VAR("use freerdp_disconnect_before_reconnect_context instead",
FREERDP_API BOOL freerdp_disconnect_before_reconnect(freerdp* instance));
FREERDP_API BOOL freerdp_disconnect_before_reconnect_context(rdpContext* context);
FREERDP_API BOOL freerdp_reconnect(freerdp* instance);
FREERDP_API UINT freerdp_channels_attach(freerdp* instance);
FREERDP_API UINT freerdp_channels_detach(freerdp* instance);
#if defined(WITH_FREERDP_DEPRECATED)
FREERDP_API WINPR_DEPRECATED_VAR("Use freerdp_get_event_handles",
BOOL freerdp_get_fds(freerdp* instance, void** rfds,
int* rcount, void** wfds, int* wcount));
#endif
FREERDP_API BOOL freerdp_check_fds(freerdp* instance);
FREERDP_API DWORD freerdp_get_event_handles(rdpContext* context, HANDLE* events, DWORD count);
FREERDP_API BOOL freerdp_check_event_handles(rdpContext* context);
FREERDP_API wMessageQueue* freerdp_get_message_queue(freerdp* instance, DWORD id);
FREERDP_API HANDLE freerdp_get_message_queue_event_handle(freerdp* instance, DWORD id);
FREERDP_API int freerdp_message_queue_process_message(freerdp* instance, DWORD id,
wMessage* message);
FREERDP_API int freerdp_message_queue_process_pending_messages(freerdp* instance, DWORD id);
FREERDP_API UINT32 freerdp_error_info(freerdp* instance);
FREERDP_API void freerdp_set_error_info(rdpRdp* rdp, UINT32 error);
FREERDP_API BOOL freerdp_send_error_info(rdpRdp* rdp);
FREERDP_API BOOL freerdp_get_stats(rdpRdp* rdp, UINT64* inBytes, UINT64* outBytes,
UINT64* inPackets, UINT64* outPackets);
FREERDP_API void freerdp_get_version(int* major, int* minor, int* revision);
FREERDP_API const char* freerdp_get_version_string(void);
FREERDP_API const char* freerdp_get_build_revision(void);
FREERDP_API const char* freerdp_get_build_config(void);
FREERDP_API freerdp* freerdp_new(void);
FREERDP_API void freerdp_free(freerdp* instance);
FREERDP_API BOOL freerdp_focus_required(freerdp* instance);
FREERDP_API void freerdp_set_focus(freerdp* instance);
FREERDP_API int freerdp_get_disconnect_ultimatum(rdpContext* context);
FREERDP_API UINT32 freerdp_get_last_error(rdpContext* context);
FREERDP_API const char* freerdp_get_last_error_name(UINT32 error);
FREERDP_API const char* freerdp_get_last_error_string(UINT32 error);
FREERDP_API const char* freerdp_get_last_error_category(UINT32 error);
FREERDP_API void freerdp_set_last_error(rdpContext* context, UINT32 lastError);
#define freerdp_set_last_error_if_not(context, lastError) \
do \
{ \
if (freerdp_get_last_error(context) == FREERDP_ERROR_SUCCESS) \
freerdp_set_last_error_log(context, lastError); \
} while (0)
#define freerdp_set_last_error_log(context, lastError) \
freerdp_set_last_error_ex((context), (lastError), __FUNCTION__, __FILE__, __LINE__)
FREERDP_API void freerdp_set_last_error_ex(rdpContext* context, UINT32 lastError,
const char* fkt, const char* file, int line);
FREERDP_API const char* freerdp_get_logon_error_info_type(UINT32 type);
FREERDP_API const char* freerdp_get_logon_error_info_data(UINT32 data);
FREERDP_API ULONG freerdp_get_transport_sent(rdpContext* context, BOOL resetCount);
FREERDP_API BOOL freerdp_nla_impersonate(rdpContext* context);
FREERDP_API BOOL freerdp_nla_revert_to_self(rdpContext* context);
FREERDP_API void clearChannelError(rdpContext* context);
FREERDP_API HANDLE getChannelErrorEventHandle(rdpContext* context);
FREERDP_API UINT getChannelError(rdpContext* context);
FREERDP_API const char* getChannelErrorDescription(rdpContext* context);
FREERDP_API void setChannelError(rdpContext* context, UINT errorNum, const char* format, ...);
FREERDP_API BOOL checkChannelErrorEvent(rdpContext* context);
FREERDP_API const char* freerdp_nego_get_routing_token(rdpContext* context, DWORD* length);
/** \brief returns the current \b CONNECTION_STATE of the context.
*
* \param context A pointer to the context to query state
*
* \return A \b CONNECTION_STATE the context is currently in
*/
FREERDP_API CONNECTION_STATE freerdp_get_state(const rdpContext* context);
/** \brief returns a string representation of a \b CONNECTION_STATE
*
* \param state the \b CONNECTION_STATE to stringify
*
* \return The string representation of the \b CONNECTION_STATE
*/
FREERDP_API const char* freerdp_state_string(CONNECTION_STATE state);
/** \brief Queries if the current \b CONNECTION_STATE of the context is an active connection.
*
* A connection is active, if the connection sequence has been passed, no disconnection requests
* have been received and no network or other errors have forced a disconnect.
*
* \param context A pointer to the context to query state
*
* \return \b TRUE if the connection state indicates an active connection, \b FALSE otherwise
*/
FREERDP_API BOOL freerdp_is_active_state(const rdpContext* context);
FREERDP_API BOOL freerdp_channels_from_mcs(rdpSettings* settings, const rdpContext* context);
FREERDP_API BOOL freerdp_is_valid_mcs_create_request(const BYTE* data, size_t size);
FREERDP_API BOOL freerdp_is_valid_mcs_create_response(const BYTE* data, size_t size);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_H */
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