HRESULT rapi_context_connect(RapiContext* context)
{
HRESULT result = E_FAIL;
SynceInfo* info = NULL;
if (context->is_initialized)
{
/* Fail immediately */
return CERAPI_E_ALREADYINITIALIZED;
}
if (context->info)
info = context->info;
else
info = synce_info_new(NULL);
if (!info)
{
synce_error("Failed to get connection info");
goto fail;
}
const char *transport = synce_info_get_transport(info);
/*
* original dccm or vdccm, sanity checking
*/
if (transport == NULL || ( strcmp(transport, "odccm") != 0 && strcmp(transport, "udev") != 0 ) ) {
pid_t dccm_pid = 0;
if (!(dccm_pid = synce_info_get_dccm_pid(info)))
{
synce_error("DCCM PID entry not found for current connection");
goto fail;
}
if (kill(dccm_pid, 0) < 0)
{
if (errno != EPERM)
{
synce_error("DCCM not running with pid %i", synce_info_get_dccm_pid(info));
goto fail;
}
}
if (!synce_info_get_device_ip(info))
{
synce_error("IP entry not found for current connection");
goto fail;
}
}
/*
* original dccm or vdccm
*/
if (transport == NULL || strncmp(transport, "ppp", 3) == 0) {
/*
* original dccm or vdccm
*/
if ( !synce_socket_connect(context->socket, synce_info_get_device_ip(info), RAPI_PORT) )
{
synce_error("failed to connect to %s", synce_info_get_device_ip(info));
goto fail;
}
const char *password = synce_info_get_password(info);
if (password && strlen(password))
{
bool password_correct = false;
if (!synce_password_send(context->socket, password, (unsigned char)synce_info_get_key(info)))
{
synce_error("failed to send password");
result = E_ACCESSDENIED;
goto fail;
}
if (!synce_password_recv_reply(context->socket, 1, &password_correct))
{
synce_error("failed to get password reply");
result = E_ACCESSDENIED;
goto fail;
}
if (!password_correct)
{
synce_error("invalid password");
result = E_ACCESSDENIED;
goto fail;
}
}
context->rapi_ops = &rapi_ops;
} else {
/*
* odccm, udev, or proxy ?
*/
#if ENABLE_ODCCM_SUPPORT
if (strcmp(transport, "odccm") == 0) {
int fd = -1;
HRESULT fd_result = get_connection_from_udev_or_odccm(info, &fd);
if (fd_result != S_OK)
{
synce_error("failed to get context fd from odccm: %08x: %s", fd_result, synce_strerror(HRESULT_CODE(fd_result)));
result = fd_result;
goto fail;
}
synce_socket_take_descriptor(context->socket, fd);
}
else
#endif
#if ENABLE_UDEV_SUPPORT
if (strcmp(transport, "udev") == 0) {
int fd = -1;
HRESULT fd_result = get_connection_from_udev_or_odccm(info, &fd);
if (fd_result != S_OK)
{
synce_error("failed to get context fd from udev: %08x: %s", fd_result, synce_strerror(HRESULT_CODE(fd_result)));
result = fd_result;
goto fail;
}
synce_socket_take_descriptor(context->socket, fd);
}
else
#endif
if ( !synce_socket_connect_proxy(context->socket, synce_info_get_device_ip(info)) )
{
synce_error("failed to connect to proxy for %s", synce_info_get_device_ip(info));
goto fail;
}
/* rapi 2 seems to be used on devices with OS version of 5.1 or greater */
unsigned int os_major = 0, os_minor = 0;
synce_info_get_os_version(info, &os_major, &os_minor);
if ((os_major > 4) && (os_minor > 0))
context->rapi_ops = &rapi2_ops;
else
context->rapi_ops = &rapi_ops;
}
if (!context->info)
{
context->info = info;
context->own_info = true;
}
context->is_initialized = true;
result = S_OK;
fail:
if (!context->info)
synce_info_destroy(info);
return result;
}
HRESULT rapi_context_connect(RapiContext* context)
{
HRESULT result = E_FAIL;
SynceInfo* info = NULL;
if (context->is_initialized)
{
/* Fail immediately */
return CERAPI_E_ALREADYINITIALIZED;
}
if (context->info)
info = context->info;
else
info = synce_info_new(NULL);
if (!info)
{
synce_error("Failed to get connection info");
goto fail;
}
if (!info->dccm_pid)
{
synce_error("DCCM PID entry not found for current connection");
goto fail;
}
if (kill(info->dccm_pid, 0) < 0)
{
if (errno != EPERM)
{
synce_error("DCCM not running with pid %i", info->dccm_pid);
goto fail;
}
}
if (!info->ip)
{
synce_error("IP entry not found for current connection");
goto fail;
}
if (info->transport == NULL || strncmp(info->transport, "ppp", 3) == 0) {
if ( !synce_socket_connect(context->socket, info->ip, RAPI_PORT) )
{
synce_error("failed to connect to %s", info->ip);
goto fail;
}
if (info->password && strlen(info->password))
{
bool password_correct = false;
if (!synce_password_send(context->socket, info->password, info->key))
{
synce_error("failed to send password");
result = E_ACCESSDENIED;
goto fail;
}
if (!synce_password_recv_reply(context->socket, 1, &password_correct))
{
synce_error("failed to get password reply");
result = E_ACCESSDENIED;
goto fail;
}
if (!password_correct)
{
synce_error("invalid password");
result = E_ACCESSDENIED;
goto fail;
}
}
context->rapi_ops = &rapi_ops;
} else {
if ( !synce_socket_connect_proxy(context->socket, info->ip) )
{
synce_error("failed to connect to proxy for %s", info->ip);
goto fail;
}
context->rapi_ops = &rapi2_ops;
}
context->is_initialized = true;
result = S_OK;
fail:
if (!context->info)
synce_info_destroy(info);
return result;
}