mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-12-23 06:11:46 +00:00
787 lines
No EOL
19 KiB
C
787 lines
No EOL
19 KiB
C
#include "spice.h"
|
|
|
|
#define DEBUG
|
|
#include "debug.h"
|
|
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
|
|
#include <openssl/rsa.h>
|
|
#include <openssl/evp.h>
|
|
#include <openssl/x509.h>
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/select.h>
|
|
#include <netinet/in.h>
|
|
#include <netinet/tcp.h>
|
|
#include <arpa/inet.h>
|
|
|
|
#include <spice/protocol.h>
|
|
#include <spice/error_codes.h>
|
|
|
|
#include "spice/messages.h"
|
|
|
|
// ============================================================================
|
|
|
|
// internal structures
|
|
struct SpiceChannel
|
|
{
|
|
bool connected;
|
|
bool initDone;
|
|
uint8_t channelType;
|
|
int socket;
|
|
uint32_t ackFrequency;
|
|
uint32_t ackCount;
|
|
uint32_t serial;
|
|
};
|
|
|
|
struct SpiceKeyboard
|
|
{
|
|
uint32_t modifiers;
|
|
};
|
|
|
|
struct SpiceMouse
|
|
{
|
|
uint32_t buttonState;
|
|
};
|
|
|
|
struct Spice
|
|
{
|
|
char password[32];
|
|
struct sockaddr_in addr;
|
|
|
|
uint32_t sessionID;
|
|
uint32_t channelID;
|
|
struct SpiceChannel scMain;
|
|
struct SpiceChannel scInputs;
|
|
|
|
struct SpiceKeyboard kb;
|
|
struct SpiceMouse mouse;
|
|
};
|
|
|
|
// globals
|
|
struct Spice spice =
|
|
{
|
|
.sessionID = 0,
|
|
.scMain .connected = false,
|
|
.scMain .channelType = SPICE_CHANNEL_MAIN,
|
|
.scInputs.connected = false,
|
|
.scInputs.channelType = SPICE_CHANNEL_INPUTS,
|
|
};
|
|
|
|
// internal forward decls
|
|
bool spice_connect_channel (struct SpiceChannel * channel);
|
|
void spice_disconnect_channel(struct SpiceChannel * channel);
|
|
|
|
bool spice_process_ack(struct SpiceChannel * channel);
|
|
|
|
bool spice_on_common_read (struct SpiceChannel * channel, SpiceDataHeader * header, bool * handled);
|
|
bool spice_on_main_channel_read ();
|
|
bool spice_on_inputs_channel_read();
|
|
|
|
bool spice_read (const struct SpiceChannel * channel, void * buffer, const ssize_t size);
|
|
ssize_t spice_write (const struct SpiceChannel * channel, const void * buffer, const ssize_t size);
|
|
bool spice_write_msg(struct SpiceChannel * channel, uint32_t type, const void * buffer, const ssize_t size);
|
|
bool spice_discard (const struct SpiceChannel * channel, ssize_t size);
|
|
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_connect(const char * host, const short port, const char * password)
|
|
{
|
|
strncpy(spice.password, password, sizeof(spice.password));
|
|
memset(&spice.addr, 0, sizeof(struct sockaddr_in));
|
|
inet_pton(AF_INET, host, &spice.addr.sin_addr);
|
|
spice.addr.sin_family = AF_INET;
|
|
spice.addr.sin_port = htons(port);
|
|
|
|
spice.channelID = 0;
|
|
if (!spice_connect_channel(&spice.scMain))
|
|
{
|
|
DEBUG_ERROR("connect main channel failed");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
void spice_disconnect()
|
|
{
|
|
spice_disconnect_channel(&spice.scMain );
|
|
spice_disconnect_channel(&spice.scInputs);
|
|
|
|
spice.sessionID = 0;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_ready()
|
|
{
|
|
return spice.scMain.connected &&
|
|
spice.scInputs.connected;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_process()
|
|
{
|
|
fd_set readSet;
|
|
FD_ZERO(&readSet);
|
|
FD_SET(spice.scMain.socket , &readSet);
|
|
FD_SET(spice.scInputs.socket, &readSet);
|
|
|
|
struct timeval timeout;
|
|
timeout.tv_sec = 1;
|
|
timeout.tv_usec = 0;
|
|
|
|
int rc = select(FD_SETSIZE, &readSet, NULL, NULL, &timeout);
|
|
if (rc < 0)
|
|
{
|
|
DEBUG_ERROR("select failure");
|
|
return false;
|
|
}
|
|
|
|
for(int i = 0; i < FD_SETSIZE; ++i)
|
|
if (FD_ISSET(i, &readSet))
|
|
{
|
|
if (i == spice.scMain.socket)
|
|
{
|
|
if (spice_on_main_channel_read())
|
|
{
|
|
if (spice.scMain.connected && !spice_process_ack(&spice.scMain))
|
|
{
|
|
DEBUG_ERROR("failed to process ack on main channel");
|
|
return false;
|
|
}
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
DEBUG_ERROR("failed to perform read on main channel");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (spice.scInputs.connected && i == spice.scInputs.socket)
|
|
{
|
|
if (spice_on_inputs_channel_read())
|
|
{
|
|
if (!spice_process_ack(&spice.scInputs))
|
|
{
|
|
DEBUG_ERROR("failed to process ack on inputs channel");
|
|
return false;
|
|
}
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
DEBUG_ERROR("failed to perform read on inputs channel");
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_process_ack(struct SpiceChannel * channel)
|
|
{
|
|
if (channel->ackFrequency == 0)
|
|
return true;
|
|
|
|
if (channel->ackCount++ != channel->ackFrequency)
|
|
return true;
|
|
|
|
channel->ackCount = 0;
|
|
return spice_write_msg(channel, SPICE_MSGC_ACK, "\0", 1);
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_on_common_read(struct SpiceChannel * channel, SpiceDataHeader * header, bool * handled)
|
|
{
|
|
if (!spice_read(channel, header, sizeof(SpiceDataHeader)))
|
|
{
|
|
DEBUG_ERROR("read failure");
|
|
*handled = false;
|
|
return false;
|
|
}
|
|
|
|
#if 0
|
|
printf("socket: %d, serial: %6u, type: %2u, size %6u, sub_list %4u\n",
|
|
channel->socket,
|
|
header->serial, header->type, header->size, header->sub_list);
|
|
#endif
|
|
|
|
if (!channel->initDone)
|
|
{
|
|
*handled = false;
|
|
|
|
return true;
|
|
}
|
|
switch(header->type)
|
|
{
|
|
case SPICE_MSG_MIGRATE:
|
|
case SPICE_MSG_MIGRATE_DATA:
|
|
{
|
|
DEBUG_PROTO("SPICE_MSG_MIGRATE_DATA");
|
|
|
|
*handled = true;
|
|
DEBUG_WARN("migration is not supported");
|
|
return false;
|
|
}
|
|
|
|
case SPICE_MSG_SET_ACK:
|
|
{
|
|
DEBUG_INFO("SPICE_MSG_SET_ACK");
|
|
*handled = true;
|
|
|
|
SpiceMsgSetAck in;
|
|
if (!spice_read(channel, &in, sizeof(in)))
|
|
return false;
|
|
|
|
channel->ackFrequency = in.window;
|
|
|
|
SpiceMsgcAckSync out;
|
|
out.generation = in.generation;
|
|
if (!spice_write_msg(channel, SPICE_MSGC_ACK_SYNC, &out, sizeof(out)))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
case SPICE_MSG_PING:
|
|
{
|
|
DEBUG_PROTO("SPICE_MSG_PING");
|
|
*handled = true;
|
|
|
|
SpiceMsgPing in;
|
|
if (!spice_read(channel, &in, sizeof(in)))
|
|
return false;
|
|
|
|
if (!spice_discard(channel, header->size - sizeof(in)))
|
|
{
|
|
DEBUG_ERROR("failed discarding enough bytes from the ping packet");
|
|
return false;
|
|
}
|
|
|
|
SpiceMsgcPong out;
|
|
out.id = in.id;
|
|
out.timestamp = in.timestamp;
|
|
if (!spice_write_msg(channel, SPICE_MSGC_PONG, &out, sizeof(out)))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
case SPICE_MSG_WAIT_FOR_CHANNELS:
|
|
case SPICE_MSG_DISCONNECTING :
|
|
{
|
|
*handled = true;
|
|
DEBUG_FIXME("ignored wait-for-channels or disconnect message");
|
|
return false;
|
|
}
|
|
|
|
case SPICE_MSG_NOTIFY:
|
|
{
|
|
DEBUG_PROTO("SPICE_MSG_NOTIFY");
|
|
SpiceMsgNotify in;
|
|
if (!spice_read(channel, &in, sizeof(in)))
|
|
return false;
|
|
|
|
char msg[in.message_len+1];
|
|
if (!spice_read(channel, msg, in.message_len+1))
|
|
return false;
|
|
|
|
DEBUG_INFO("notify message: %s", msg);
|
|
*handled = true;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
*handled = false;
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_on_main_channel_read()
|
|
{
|
|
struct SpiceChannel *channel = &spice.scMain;
|
|
|
|
SpiceDataHeader header;
|
|
bool handled;
|
|
|
|
if (!spice_on_common_read(channel, &header, &handled))
|
|
{
|
|
DEBUG_ERROR("read failure");
|
|
return false;
|
|
}
|
|
|
|
if (handled)
|
|
return true;
|
|
|
|
if (!channel->initDone)
|
|
{
|
|
if (header.type != SPICE_MSG_MAIN_INIT)
|
|
{
|
|
spice_disconnect();
|
|
DEBUG_ERROR("expected main init message but got type %u", header.type);
|
|
return false;
|
|
}
|
|
|
|
DEBUG_PROTO("SPICE_MSG_MAIN_INIT");
|
|
|
|
channel->initDone = true;
|
|
SpiceMsgMainInit msg;
|
|
if (!spice_read(channel, &msg, sizeof(msg)))
|
|
{
|
|
spice_disconnect();
|
|
return false;
|
|
}
|
|
|
|
spice.sessionID = msg.session_id;
|
|
if (msg.current_mouse_mode != SPICE_MOUSE_MODE_CLIENT && !spice_mouse_mode(false))
|
|
{
|
|
DEBUG_ERROR("failed to set mouse mode");
|
|
return false;
|
|
}
|
|
|
|
if (!spice_connect_channel(&spice.scInputs))
|
|
{
|
|
DEBUG_ERROR("failed to connect inputs channel");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
DEBUG_WARN("main channel unhandled message type %u", header.type);
|
|
spice_discard(channel, header.size);
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_on_inputs_channel_read()
|
|
{
|
|
struct SpiceChannel *channel = &spice.scInputs;
|
|
|
|
SpiceDataHeader header;
|
|
bool handled;
|
|
|
|
if (!spice_on_common_read(channel, &header, &handled))
|
|
{
|
|
DEBUG_ERROR("read failure");
|
|
return false;
|
|
}
|
|
|
|
if (handled)
|
|
return true;
|
|
|
|
switch(header.type)
|
|
{
|
|
case SPICE_MSG_INPUTS_INIT:
|
|
{
|
|
DEBUG_PROTO("SPICE_MSG_INPUTS_INIT");
|
|
|
|
if (channel->initDone)
|
|
{
|
|
DEBUG_ERROR("input init message already done");
|
|
return false;
|
|
}
|
|
|
|
channel->initDone = true;
|
|
|
|
SpiceMsgInputsInit in;
|
|
if (!spice_read(channel, &in, sizeof(in)))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
case SPICE_MSG_INPUTS_KEY_MODIFIERS:
|
|
{
|
|
DEBUG_PROTO("SPICE_MSG_INPUTS_KEY_MODIFIERS");
|
|
SpiceMsgInputsInit in;
|
|
if (!spice_read(channel, &in, sizeof(in)))
|
|
return false;
|
|
|
|
spice.kb.modifiers = in.modifiers;
|
|
return true;
|
|
}
|
|
|
|
case SPICE_MSG_INPUTS_MOUSE_MOTION_ACK:
|
|
{
|
|
DEBUG_PROTO("SPICE_MSG_INPUTS_MOUSE_MOTION_ACK");
|
|
return true;
|
|
}
|
|
}
|
|
|
|
DEBUG_WARN("inputs channel unhandled message type %u", header.type);
|
|
spice_discard(channel, header.size);
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_connect_channel(struct SpiceChannel * channel)
|
|
{
|
|
channel->initDone = false;
|
|
channel->ackFrequency = 0;
|
|
channel->ackCount = 0;
|
|
channel->serial = 0;
|
|
|
|
channel->socket = socket(AF_INET, SOCK_STREAM, 0);
|
|
if (channel->socket == -1)
|
|
return false;
|
|
|
|
int flag = 1;
|
|
setsockopt(channel->socket, IPPROTO_TCP, TCP_NODELAY, &flag, sizeof(int));
|
|
|
|
if (connect(channel->socket, (const struct sockaddr *)&spice.addr, sizeof(spice.addr)) == -1)
|
|
{
|
|
DEBUG_ERROR("socket connect failure");
|
|
close(channel->socket);
|
|
return false;
|
|
}
|
|
channel->connected = true;
|
|
|
|
SpiceLinkHeader header =
|
|
{
|
|
.magic = SPICE_MAGIC ,
|
|
.major_version = SPICE_VERSION_MAJOR,
|
|
.minor_version = SPICE_VERSION_MINOR,
|
|
.size = sizeof(SpiceLinkMess)
|
|
};
|
|
|
|
SpiceLinkMess message =
|
|
{
|
|
.connection_id = spice.sessionID,
|
|
.channel_type = channel->channelType,
|
|
.channel_id = spice.channelID,
|
|
.num_common_caps = 0,
|
|
.num_channel_caps = 0,
|
|
.caps_offset = sizeof(SpiceLinkMess)
|
|
};
|
|
|
|
spice_write(channel, &header , sizeof(header ));
|
|
spice_write(channel, &message, sizeof(message));
|
|
|
|
if (!spice_read(channel, &header, sizeof(header)))
|
|
{
|
|
DEBUG_ERROR("failed to read SpiceLinkHeader");
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
if (header.magic != SPICE_MAGIC || header.major_version != SPICE_VERSION_MAJOR)
|
|
{
|
|
DEBUG_ERROR("invalid or unsupported protocol version");
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
if (header.size < sizeof(SpiceLinkReply))
|
|
{
|
|
DEBUG_ERROR("reported data size too small");
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
SpiceLinkReply reply;
|
|
if (!spice_read(channel, &reply, sizeof(reply)))
|
|
{
|
|
DEBUG_ERROR("failed to read SpiceLinkReply");
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
if (reply.error != SPICEC_ERROR_CODE_SUCCESS)
|
|
{
|
|
DEBUG_ERROR("server replied with error %u", reply.error);
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
uint32_t capsCommon [reply.num_common_caps ];
|
|
uint32_t capsChannel[reply.num_channel_caps];
|
|
spice_read(channel, &capsCommon , sizeof(capsCommon ));
|
|
spice_read(channel, &capsChannel, sizeof(capsChannel));
|
|
|
|
BIO *bioKey = BIO_new(BIO_s_mem());
|
|
if (!bioKey)
|
|
{
|
|
DEBUG_ERROR("failed to allocate bioKey");
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
BIO_write(bioKey, reply.pub_key, SPICE_TICKET_PUBKEY_BYTES);
|
|
EVP_PKEY *rsaKey = d2i_PUBKEY_bio(bioKey, NULL);
|
|
RSA *rsa = EVP_PKEY_get1_RSA(rsaKey);
|
|
|
|
char enc[RSA_size(rsa)];
|
|
if (RSA_public_encrypt(
|
|
strlen(spice.password) + 1,
|
|
(uint8_t*)spice.password,
|
|
(uint8_t*)enc,
|
|
rsa,
|
|
RSA_PKCS1_OAEP_PADDING
|
|
) <= 0)
|
|
{
|
|
DEBUG_ERROR("rsa public encrypt failed");
|
|
spice_disconnect_channel(channel);
|
|
EVP_PKEY_free(rsaKey);
|
|
BIO_free(bioKey);
|
|
return false;
|
|
}
|
|
|
|
ssize_t rsaSize = RSA_size(rsa);
|
|
EVP_PKEY_free(rsaKey);
|
|
BIO_free(bioKey);
|
|
|
|
if (!spice_write(channel, enc, rsaSize))
|
|
{
|
|
DEBUG_ERROR("failed to write encrypted data");
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
uint32_t linkResult;
|
|
if (!spice_read(channel, &linkResult, sizeof(linkResult)))
|
|
{
|
|
DEBUG_ERROR("failed to read SpiceLinkResult");
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
if (linkResult != SPICE_LINK_ERR_OK)
|
|
{
|
|
DEBUG_ERROR("connect code error %u", linkResult);
|
|
spice_disconnect_channel(channel);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
void spice_disconnect_channel(struct SpiceChannel * channel)
|
|
{
|
|
if (channel->connected)
|
|
close(channel->socket);
|
|
channel->connected = false;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
ssize_t spice_write(const struct SpiceChannel * channel, const void * buffer, const ssize_t size)
|
|
{
|
|
if (!channel->connected)
|
|
{
|
|
DEBUG_ERROR("not connected");
|
|
return -1;
|
|
}
|
|
|
|
if (!buffer)
|
|
{
|
|
DEBUG_ERROR("invalid buffer argument supplied");
|
|
return -1;
|
|
}
|
|
|
|
ssize_t len = send(channel->socket, buffer, size, 0);
|
|
if (len != size)
|
|
DEBUG_WARN("incomplete write");
|
|
|
|
return len;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_write_msg(struct SpiceChannel * channel, uint32_t type, const void * buffer, const ssize_t size)
|
|
{
|
|
SpiceDataHeader header;
|
|
header.serial = channel->serial++;
|
|
header.type = type;
|
|
header.size = size;
|
|
header.sub_list = 0;
|
|
|
|
if (spice_write(channel, &header, sizeof(header)) != sizeof(header))
|
|
{
|
|
DEBUG_ERROR("failed to write message header");
|
|
return false;
|
|
}
|
|
|
|
if (spice_write(channel, buffer, size) != size)
|
|
{
|
|
DEBUG_ERROR("failed to write message body");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_read(const struct SpiceChannel * channel, void * buffer, const ssize_t size)
|
|
{
|
|
if (!channel->connected)
|
|
{
|
|
DEBUG_ERROR("not connected");
|
|
return false;
|
|
}
|
|
|
|
if (!buffer)
|
|
{
|
|
DEBUG_ERROR("invalid buffer argument supplied");
|
|
return false;
|
|
}
|
|
|
|
ssize_t len = read(channel->socket, buffer, size);
|
|
if (len != size)
|
|
{
|
|
DEBUG_ERROR("incomplete write");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_discard(const struct SpiceChannel * channel, ssize_t size)
|
|
{
|
|
while(size)
|
|
{
|
|
char c[8192];
|
|
size_t len = read(channel->socket, c, size > sizeof(c) ? sizeof(c) : size);
|
|
if (len <= 0)
|
|
return false;
|
|
|
|
size -= len;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_key_down(uint32_t code)
|
|
{
|
|
DEBUG_PROTO("%u", code);
|
|
|
|
if (code > 0x100)
|
|
code = 0xe0 | ((code - 0x100) << 8);
|
|
|
|
SpiceMsgcKeyDown msg;
|
|
msg.code = code;
|
|
|
|
return spice_write_msg(&spice.scInputs, SPICE_MSGC_INPUTS_KEY_DOWN, &msg, sizeof(msg));
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_key_up(uint32_t code)
|
|
{
|
|
DEBUG_PROTO("%u", code);
|
|
|
|
if (code < 0x100)
|
|
code |= 0x80;
|
|
else
|
|
code = 0x80e0 | ((code - 0x100) << 8);
|
|
|
|
SpiceMsgcKeyDown msg;
|
|
msg.code = code;
|
|
|
|
return spice_write_msg(&spice.scInputs, SPICE_MSGC_INPUTS_KEY_UP, &msg, sizeof(msg));
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_mouse_mode(bool server)
|
|
{
|
|
DEBUG_PROTO("%s", server ? "server" : "client");
|
|
|
|
SpiceMsgcMainMouseModeRequest msg;
|
|
msg.mouse_mode = server ? SPICE_MOUSE_MODE_SERVER : SPICE_MOUSE_MODE_CLIENT;
|
|
|
|
return spice_write_msg(&spice.scMain, SPICE_MSGC_MAIN_MOUSE_MODE_REQUEST, &msg, sizeof(msg));
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_mouse_position(uint32_t x, uint32_t y)
|
|
{
|
|
DEBUG_PROTO("x=%u, y=%u", x, y);
|
|
|
|
SpiceMsgcMousePosition msg;
|
|
msg.x = x;
|
|
msg.y = y;
|
|
msg.button_state = spice.mouse.buttonState;
|
|
msg.display_id = 0;
|
|
|
|
return spice_write_msg(&spice.scInputs, SPICE_MSGC_INPUTS_MOUSE_POSITION, &msg, sizeof(msg));
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_mouse_motion(int32_t x, int32_t y)
|
|
{
|
|
DEBUG_PROTO("x=%d, y=%d", x, y);
|
|
|
|
SpiceMsgcMouseMotion msg;
|
|
msg.x = x;
|
|
msg.y = y;
|
|
msg.button_state = spice.mouse.buttonState;
|
|
|
|
return spice_write_msg(&spice.scInputs, SPICE_MSGC_INPUTS_MOUSE_MOTION, &msg, sizeof(msg));
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_mouse_press(uint32_t button)
|
|
{
|
|
DEBUG_PROTO("%u", button);
|
|
|
|
switch(button)
|
|
{
|
|
case SPICE_MOUSE_BUTTON_LEFT : spice.mouse.buttonState |= SPICE_MOUSE_BUTTON_MASK_LEFT ; break;
|
|
case SPICE_MOUSE_BUTTON_MIDDLE: spice.mouse.buttonState |= SPICE_MOUSE_BUTTON_MASK_MIDDLE; break;
|
|
case SPICE_MOUSE_BUTTON_RIGHT : spice.mouse.buttonState |= SPICE_MOUSE_BUTTON_MASK_RIGHT ; break;
|
|
}
|
|
|
|
SpiceMsgcMousePress msg;
|
|
msg.button = button;
|
|
msg.button_state = spice.mouse.buttonState;
|
|
|
|
return spice_write_msg(&spice.scInputs, SPICE_MSGC_INPUTS_MOUSE_PRESS, &msg, sizeof(msg));
|
|
}
|
|
|
|
// ============================================================================
|
|
|
|
bool spice_mouse_release(uint32_t button)
|
|
{
|
|
DEBUG_PROTO("%u", button);
|
|
|
|
switch(button)
|
|
{
|
|
case SPICE_MOUSE_BUTTON_LEFT : spice.mouse.buttonState &= ~SPICE_MOUSE_BUTTON_MASK_LEFT ; break;
|
|
case SPICE_MOUSE_BUTTON_MIDDLE: spice.mouse.buttonState &= ~SPICE_MOUSE_BUTTON_MASK_MIDDLE; break;
|
|
case SPICE_MOUSE_BUTTON_RIGHT : spice.mouse.buttonState &= ~SPICE_MOUSE_BUTTON_MASK_RIGHT ; break;
|
|
}
|
|
|
|
SpiceMsgcMouseRelease msg;
|
|
msg.button = button;
|
|
msg.button_state = spice.mouse.buttonState;
|
|
|
|
return spice_write_msg(&spice.scInputs, SPICE_MSGC_INPUTS_MOUSE_RELEASE, &msg, sizeof(msg));
|
|
} |