diff options
Diffstat (limited to 'kms/server')
| -rw-r--r-- | kms/server/kms_server.c | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/kms/server/kms_server.c b/kms/server/kms_server.c index 38a058c..39ce446 100644 --- a/kms/server/kms_server.c +++ b/kms/server/kms_server.c @@ -408,6 +408,8 @@ int main(int argc, char **argv) { for(;;) { gsr_kms_request request; + request.version = 0; + request.type = -1; struct iovec iov; iov.iov_base = &request; iov.iov_len = sizeof(request); @@ -431,9 +433,42 @@ int main(int argc, char **argv) { continue; } + if(request.version != GSR_KMS_PROTOCOL_VERSION) { + fprintf(stderr, "kms server error: expected gpu screen recorder protocol version to be %u, but it's %u\n", GSR_KMS_PROTOCOL_VERSION, request.version); + /* + if(request.new_connection_fd > 0) + close(request.new_connection_fd); + */ + continue; + } + switch(request.type) { + case KMS_REQUEST_TYPE_REPLACE_CONNECTION: { + gsr_kms_response response; + response.version = GSR_KMS_PROTOCOL_VERSION; + response.num_fds = 0; + + if(request.new_connection_fd > 0) { + if(socket_fd > 0) + close(socket_fd); + socket_fd = request.new_connection_fd; + + response.result = KMS_RESULT_OK; + if(send_msg_to_client(socket_fd, &response) == -1) + fprintf(stderr, "kms server error: failed to respond to client KMS_REQUEST_TYPE_REPLACE_CONNECTION request\n"); + } else { + response.result = KMS_RESULT_INVALID_REQUEST; + snprintf(response.err_msg, sizeof(response.err_msg), "received invalid connection fd"); + fprintf(stderr, "kms server error: %s\n", response.err_msg); + if(send_msg_to_client(socket_fd, &response) == -1) + fprintf(stderr, "kms server error: failed to respond to client request\n"); + } + + break; + } case KMS_REQUEST_TYPE_GET_KMS: { gsr_kms_response response; + response.version = GSR_KMS_PROTOCOL_VERSION; response.num_fds = 0; if(kms_get_fb(&drm, &response, &c2crtc_map) == 0) { @@ -452,13 +487,15 @@ int main(int argc, char **argv) { } default: { gsr_kms_response response; + response.version = GSR_KMS_PROTOCOL_VERSION; response.result = KMS_RESULT_INVALID_REQUEST; + response.num_fds = 0; + snprintf(response.err_msg, sizeof(response.err_msg), "invalid request type %d, expected %d (%s)", request.type, KMS_REQUEST_TYPE_GET_KMS, "KMS_REQUEST_TYPE_GET_KMS"); fprintf(stderr, "kms server error: %s\n", response.err_msg); - if(send_msg_to_client(socket_fd, &response) == -1) { + if(send_msg_to_client(socket_fd, &response) == -1) fprintf(stderr, "kms server error: failed to respond to client request\n"); - break; - } + break; } } |