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Fix pairing and streaming from Gen 7 servers

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This commit is contained in:
Cameron Gutman 2016-04-01 01:30:37 -04:00
parent c6c4e5102c
commit 86532497ef
1 changed files with 84 additions and 64 deletions
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148
libgamestream/client.c
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@ -166,87 +166,107 @@ static int load_cert(const char* keyDirectory) {
} }
static int load_server_status(PSERVER_DATA server) { static int load_server_status(PSERVER_DATA server) {
char *pairedText = NULL;
char *currentGameText = NULL;
char *versionText = NULL;
char *stateText = NULL;
char *heightText = NULL;
char *serverCodecModeSupportText = NULL;
uuid_t uuid; uuid_t uuid;
char uuid_str[37]; char uuid_str[37];
int ret = GS_INVALID; int ret;
char url[4096]; char url[4096];
uuid_generate_random(uuid); int i;
uuid_unparse(uuid, uuid_str);
sprintf(url, "https://%s:47984/serverinfo?uniqueid=%s&uuid=%s", server->address, unique_id, uuid_str);
PHTTP_DATA data = http_create_data(); i = 0;
if (data == NULL) { do {
ret = GS_OUT_OF_MEMORY; char *pairedText = NULL;
goto cleanup; char *currentGameText = NULL;
} char *versionText = NULL;
if (http_request(url, data) != GS_OK) { char *stateText = NULL;
ret = GS_IO_ERROR; char *heightText = NULL;
goto cleanup; char *serverCodecModeSupportText = NULL;
}
if (xml_search(data->memory, data->size, "currentgame", &currentGameText) != GS_OK) { ret = GS_INVALID;
goto cleanup;
}
if (xml_search(data->memory, data->size, "PairStatus", &pairedText) != GS_OK) uuid_generate_random(uuid);
goto cleanup; uuid_unparse(uuid, uuid_str);
if (xml_search(data->memory, data->size, "appversion", &versionText) != GS_OK) // Modern GFE versions don't allow serverinfo to be fetched over HTTPS if the client
goto cleanup; // is not already paired. Since we can't pair without knowing the server version, we
// make another request over HTTP if the HTTPS request fails. We can't just use HTTP
// for everything because it doesn't accurately tell us if we're paired.
sprintf(url, "%s://%s:%d/serverinfo?uniqueid=%s&uuid=%s",
i == 0 ? "https" : "http", server->address, i == 0 ? 47984 : 47989, unique_id, uuid_str);
if (xml_search(data->memory, data->size, "state", &stateText) != GS_OK) PHTTP_DATA data = http_create_data();
goto cleanup; if (data == NULL) {
ret = GS_OUT_OF_MEMORY;
goto cleanup;
}
if (http_request(url, data) != GS_OK) {
ret = GS_IO_ERROR;
goto cleanup;
}
if (xml_search(data->memory, data->size, "Height", &heightText) != GS_OK) if (xml_search(data->memory, data->size, "currentgame", &currentGameText) != GS_OK) {
goto cleanup; goto cleanup;
}
if (xml_search(data->memory, data->size, "ServerCodecModeSupport", &serverCodecModeSupportText) != GS_OK) if (xml_search(data->memory, data->size, "PairStatus", &pairedText) != GS_OK)
goto cleanup; goto cleanup;
if (xml_search(data->memory, data->size, "gputype", &server->gpuType) != GS_OK) if (xml_search(data->memory, data->size, "appversion", &versionText) != GS_OK)
goto cleanup; goto cleanup;
if (xml_search(data->memory, data->size, "GfeVersion", &server->gfeVersion) != GS_OK) if (xml_search(data->memory, data->size, "state", &stateText) != GS_OK)
goto cleanup; goto cleanup;
server->paired = pairedText != NULL && strcmp(pairedText, "1") == 0; if (xml_search(data->memory, data->size, "Height", &heightText) != GS_OK)
server->currentGame = currentGameText == NULL ? 0 : atoi(currentGameText); goto cleanup;
server->supports4K = heightText != NULL && serverCodecModeSupportText != NULL && atoi(heightText) >= 2160;
server->serverMajorVersion = atoi(versionText);
if (strstr(stateText, "_SERVER_AVAILABLE")) {
// After GFE 2.8, current game remains set even after streaming
// has ended. We emulate the old behavior by forcing it to zero
// if streaming is not active.
server->currentGame = 0;
}
ret = GS_OK;
cleanup: if (xml_search(data->memory, data->size, "ServerCodecModeSupport", &serverCodecModeSupportText) != GS_OK)
if (data != NULL) goto cleanup;
http_free_data(data);
if (pairedText != NULL) if (xml_search(data->memory, data->size, "gputype", &server->gpuType) != GS_OK)
free(pairedText); goto cleanup;
if (currentGameText != NULL) if (xml_search(data->memory, data->size, "GfeVersion", &server->gfeVersion) != GS_OK)
free(currentGameText); goto cleanup;
if (versionText != NULL) // These fields are present on all version of GFE that this client supports
free(versionText); if (!strlen(currentGameText) || !strlen(pairedText) || !strlen(versionText) || !strlen(stateText))
goto cleanup;
if (heightText != NULL) server->paired = pairedText != NULL && strcmp(pairedText, "1") == 0;
free(heightText); server->currentGame = currentGameText == NULL ? 0 : atoi(currentGameText);
server->supports4K = heightText != NULL && serverCodecModeSupportText != NULL && atoi(heightText) >= 2160;
server->serverMajorVersion = atoi(versionText);
if (strstr(stateText, "_SERVER_AVAILABLE")) {
// After GFE 2.8, current game remains set even after streaming
// has ended. We emulate the old behavior by forcing it to zero
// if streaming is not active.
server->currentGame = 0;
}
ret = GS_OK;
if (serverCodecModeSupportText != NULL) cleanup:
free(serverCodecModeSupportText); if (data != NULL)
http_free_data(data);
if (pairedText != NULL)
free(pairedText);
if (currentGameText != NULL)
free(currentGameText);
if (versionText != NULL)
free(versionText);
if (heightText != NULL)
free(heightText);
if (serverCodecModeSupportText != NULL)
free(serverCodecModeSupportText);
i++;
} while (ret != GS_OK && i < 2);
return ret; return ret;
} }
@ -561,7 +581,7 @@ int gs_start_app(PSERVER_DATA server, STREAM_CONFIGURATION *config, int appId, b
srand(time(NULL)); srand(time(NULL));
char url[4096]; char url[4096];
u_int32_t rikeyid = 1; u_int32_t rikeyid = 0;
char rikey_hex[33]; char rikey_hex[33];
bytes_to_hex(config->remoteInputAesKey, rikey_hex, 16); bytes_to_hex(config->remoteInputAesKey, rikey_hex, 16);
@ -583,10 +603,10 @@ int gs_start_app(PSERVER_DATA server, STREAM_CONFIGURATION *config, int appId, b
else else
goto cleanup; goto cleanup;
if ((ret = xml_search(data->memory, data->size, "cancel", &result)) != GS_OK) if ((ret = xml_search(data->memory, data->size, "gamesession", &result)) != GS_OK)
goto cleanup; goto cleanup;
if (atoi(result) == 0) { if (!strcmp(result, "0")) {
ret = GS_FAILED; ret = GS_FAILED;
goto cleanup; goto cleanup;
} }