// This function will be called by mongoose on every new request. int web_engine::begin_request_handler(struct mg_connection *conn) { astring file_path(mg_get_option(m_server, "document_root"), PATH_SEPARATOR, conn->uri); if (filename_endswith(file_path.c_str(), ".lp")) { FILE *fp = NULL; if ((fp = fopen(file_path.c_str(), "rb")) != NULL) { fseek (fp, 0, SEEK_END); size_t size = ftell(fp); fseek (fp, 0, SEEK_SET); char *data = (char*)mg_mmap(fp,size); lua_State *L = luaL_newstate(); prepare_lua_environment(conn, L); lsp(conn, data, (int) size, L); if (L != NULL) lua_close(L); mg_munmap(data,size); fclose(fp); return MG_TRUE; } else { return MG_FALSE; } } else if (!strncmp(conn->uri, "/json/",6)) { if (!strcmp(conn->uri, "/json/game")) { return json_game_handler(conn); } if (!strcmp(conn->uri, "/json/slider")) { return json_slider_handler(conn); } } else if (!strncmp(conn->uri, "/keypost",8)) { // Is there any sane way to determine the length of the buffer before getting it? // A request for a way was previously filed with the mongoose devs, // but it looks like it was never implemented. // For now, we'll allow a paste buffer of 32k. // To-do: Send an error if the paste is too big? char cmd_val[32768]; int pastelength = mg_get_var(conn, "val", cmd_val, sizeof(cmd_val)); if (pastelength > 0) { machine().ioport().natkeyboard().post_utf8(cmd_val); } // Send HTTP reply to the client mg_printf(conn, "HTTP/1.1 200 OK\r\n" "Content-Type: text/plain\r\n" "Content-Length: 2\r\n" // Always set Content-Length "\r\n" "OK"); // Returning non-zero tells mongoose that our function has replied to // the client, and mongoose should not send client any more data. return MG_TRUE; } else if (!strncmp(conn->uri, "/keyupload",8)) { char *upload_data; int data_length, ofs = 0; char var_name[100], file_name[255]; while ((ofs = mg_parse_multipart(conn->content + ofs, conn->content_len - ofs, var_name, sizeof(var_name), file_name, sizeof(file_name), (const char **)&upload_data, &data_length)) > 0) { mg_printf_data(conn, "File: %s, size: %d bytes", file_name, data_length); } // That upload_data contains more than we need. It also has the headers. // We'll need to strip it down to just what we want. if ((&data_length > 0) && (sizeof(file_name) > 0)) { // MSVC doesn't yet support variable-length arrays, so chop the string the old-fashioned way upload_data[data_length] = '\0'; // Now paste the stripped down paste_data.. machine().ioport().natkeyboard().post_utf8(upload_data); } return MG_TRUE; } else if (!strncmp(conn->uri, "/cmd",4)) { char cmd_name[64]; mg_get_var(conn, "name", cmd_name, sizeof(cmd_name)); if(!strcmp(cmd_name,"softreset")) { m_machine->schedule_soft_reset(); } else if(!strcmp(cmd_name,"hardreset")) { m_machine->schedule_hard_reset(); } else if(!strcmp(cmd_name,"exit")) { m_machine->schedule_exit(); } else if(!strcmp(cmd_name,"togglepause")) { if (m_machine->paused()) m_machine->resume(); else m_machine->pause(); } else if(!strcmp(cmd_name,"savestate")) { char cmd_val[64]; mg_get_var(conn, "val", cmd_val, sizeof(cmd_val)); char *filename = websanitize_statefilename(cmd_val); m_machine->schedule_save(filename); } else if(!strcmp(cmd_name,"loadstate")) { char cmd_val[64]; mg_get_var(conn, "val", cmd_val, sizeof(cmd_val)); char *filename = cmd_val; m_machine->schedule_load(filename); } else if(!strcmp(cmd_name,"loadauto")) { // This is here to just load the autosave and only the autosave. m_machine->schedule_load("auto"); } // Send HTTP reply to the client mg_printf(conn, "HTTP/1.1 200 OK\r\n" "Content-Type: text/plain\r\n" "Content-Length: 2\r\n" // Always set Content-Length "\r\n" "OK"); // Returning non-zero tells mongoose that our function has replied to // the client, and mongoose should not send client any more data. return MG_TRUE; } else if (!strncmp(conn->uri, "/slider",7)) { char cmd_id[64]; char cmd_val[64]; mg_get_var(conn, "id", cmd_id, sizeof(cmd_id)); mg_get_var(conn, "val", cmd_val, sizeof(cmd_val)); int cnt = 0; int id = atoi(cmd_id); const slider_state *curslider; for (curslider = machine().ui().get_slider_list(); curslider != NULL; curslider = curslider->next) { if (cnt==id) (*curslider->update)(machine(), curslider->arg, NULL, atoi(cmd_val)); cnt++; } for (curslider = (slider_state*)machine().osd().get_slider_list(); curslider != NULL; curslider = curslider->next) { if (cnt==id) (*curslider->update)(machine(), curslider->arg, NULL, atoi(cmd_val)); cnt++; } // Send HTTP reply to the client mg_printf(conn, "HTTP/1.1 200 OK\r\n" "Content-Type: text/plain\r\n" "Content-Length: 2\r\n" // Always set Content-Length "\r\n" "OK"); // Returning non-zero tells mongoose that our function has replied to // the client, and mongoose should not send client any more data. return MG_TRUE; } else if (!strncmp(conn->uri, "/screenshot.png",15)) { screen_device_iterator iter(m_machine->root_device()); screen_device *screen = iter.first(); if (screen == NULL) { return 0; } astring fname("screenshot.png"); emu_file file(m_machine->options().snapshot_directory(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS); file_error filerr = file.open(fname.c_str()); if (filerr != FILERR_NONE) { return 0; } m_machine->video().save_snapshot(screen, file); astring fullpath(file.fullpath()); file.close(); mg_send_header(conn, "Cache-Control", "no-cache, no-store, must-revalidate"); mg_send_header(conn, "Pragma", "no-cache"); mg_send_header(conn, "Expires", "0"); mg_send_file(conn, fullpath.c_str(), NULL); return MG_MORE; // It is important to return MG_MORE after mg_send_file! } return 0; }
// This function will be called by mongoose on every new request. int web_engine::begin_request_handler(struct mg_connection *conn) { const struct mg_request_info *request_info = mg_get_request_info(conn); if (!strncmp(request_info->uri, "/json/",6)) { if (!strcmp(request_info->uri, "/json/game")) { return json_game_handler(conn); } if (!strcmp(request_info->uri, "/json/slider")) { return json_slider_handler(conn); } } else if (!strncmp(request_info->uri, "/cmd",4)) { char cmd_name[64]; get_qsvar(request_info, "name", cmd_name, sizeof(cmd_name)); if(!strcmp(cmd_name,"softreset")) { m_machine->schedule_soft_reset(); } else if(!strcmp(cmd_name,"hardreset")) { m_machine->schedule_hard_reset(); } else if(!strcmp(cmd_name,"exit")) { m_machine->schedule_exit(); } else if(!strcmp(cmd_name,"togglepause")) { if (m_machine->paused()) m_machine->resume(); else m_machine->pause(); } else if(!strcmp(cmd_name,"savestate")) { char cmd_val[64]; get_qsvar(request_info, "val", cmd_val, sizeof(cmd_val)); char *filename = websanitize_statefilename(cmd_val); m_machine->schedule_save(filename); } else if(!strcmp(cmd_name,"loadstate")) { char cmd_val[64]; get_qsvar(request_info, "val", cmd_val, sizeof(cmd_val)); char *filename = cmd_val; m_machine->schedule_load(filename); } else if(!strcmp(cmd_name,"loadauto")) { // This is here to just load the autosave and only the autosave. m_machine->schedule_load("auto"); } // Send HTTP reply to the client mg_printf(conn, "HTTP/1.1 200 OK\r\n" "Content-Type: text/plain\r\n" "Content-Length: 2\r\n" // Always set Content-Length "\r\n" "OK"); // Returning non-zero tells mongoose that our function has replied to // the client, and mongoose should not send client any more data. return 1; } else if (!strncmp(request_info->uri, "/slider",7)) { char cmd_id[64]; char cmd_val[64]; get_qsvar(request_info, "id", cmd_id, sizeof(cmd_id)); get_qsvar(request_info, "val", cmd_val, sizeof(cmd_val)); int cnt = 0; int id = atoi(cmd_id); const slider_state *curslider; for (curslider = machine().ui().get_slider_list(); curslider != NULL; curslider = curslider->next) { if (cnt==id) (*curslider->update)(machine(), curslider->arg, NULL, atoi(cmd_val)); cnt++; } for (curslider = (slider_state*)machine().osd().get_slider_list(); curslider != NULL; curslider = curslider->next) { if (cnt==id) (*curslider->update)(machine(), curslider->arg, NULL, atoi(cmd_val)); cnt++; } // Send HTTP reply to the client mg_printf(conn, "HTTP/1.1 200 OK\r\n" "Content-Type: text/plain\r\n" "Content-Length: 2\r\n" // Always set Content-Length "\r\n" "OK"); // Returning non-zero tells mongoose that our function has replied to // the client, and mongoose should not send client any more data. return 1; } else if (!strncmp(request_info->uri, "/screenshot.png",15)) { screen_device_iterator iter(m_machine->root_device()); screen_device *screen = iter.first(); if (screen == NULL) { return 0; } astring fname("screenshot.png"); emu_file file(m_machine->options().snapshot_directory(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS); file_error filerr = file.open(fname); if (filerr != FILERR_NONE) { return 0; } m_machine->video().save_snapshot(screen, file); astring fullpath(file.fullpath()); file.close(); mg_send_file(conn,fullpath); return 1; } return 0; }