1589 lines
35 KiB
C++
1589 lines
35 KiB
C++
/*
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* This file is part of the libsigrok project.
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*
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* Copyright (C) 2013-2014 Martin Ling <martin-sigrok@earth.li>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* Needed for isascii(), as used in the GNU libstdc++ headers */
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#ifndef _XOPEN_SOURCE
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#define _XOPEN_SOURCE 600
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#endif
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#include <config.h>
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#include <libsigrokcxx/libsigrokcxx.hpp>
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#include <sstream>
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#include <cmath>
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namespace sigrok
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{
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/** Helper function to translate C errors to C++ exceptions. */
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static void check(int result)
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{
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if (result != SR_OK)
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throw Error(result);
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}
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/** Helper function to obtain valid strings from possibly null input. */
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static const char *valid_string(const char *input)
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{
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if (input != NULL)
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return input;
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else
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return "";
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}
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/** Helper function to convert between map<string, VariantBase> and GHashTable */
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static GHashTable *map_to_hash_variant(map<string, Glib::VariantBase> input)
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{
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auto output = g_hash_table_new_full(
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g_str_hash, g_str_equal, g_free, (GDestroyNotify) g_variant_unref);
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for (auto entry : input)
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g_hash_table_insert(output,
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g_strdup(entry.first.c_str()),
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entry.second.gobj_copy());
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return output;
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}
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Error::Error(int result) : result(result)
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{
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}
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const char *Error::what() const throw()
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{
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return sr_strerror(result);
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}
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Error::~Error() throw()
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{
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}
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ResourceReader::~ResourceReader()
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{
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}
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SR_PRIV int ResourceReader::open_callback(struct sr_resource *res,
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const char *name, void *cb_data)
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{
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try {
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auto *const reader = static_cast<ResourceReader*>(cb_data);
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reader->open(res, name);
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} catch (const Error &err) {
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return err.result;
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} catch (...) {
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return SR_ERR;
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}
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return SR_OK;
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}
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SR_PRIV int ResourceReader::close_callback(struct sr_resource *res, void *cb_data)
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{
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try {
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auto *const reader = static_cast<ResourceReader*>(cb_data);
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reader->close(res);
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} catch (const Error &err) {
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return err.result;
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} catch (...) {
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return SR_ERR;
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}
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return SR_OK;
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}
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SR_PRIV ssize_t ResourceReader::read_callback(const struct sr_resource *res,
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void *buf, size_t count, void *cb_data)
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{
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try {
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auto *const reader = static_cast<ResourceReader*>(cb_data);
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return reader->read(res, buf, count);
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} catch (const Error &err) {
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return err.result;
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} catch (...) {
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return SR_ERR;
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}
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}
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shared_ptr<Context> Context::create()
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{
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return shared_ptr<Context>(new Context(), Context::Deleter());
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}
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Context::Context() :
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UserOwned(_structure),
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_session(NULL)
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{
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check(sr_init(&_structure));
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struct sr_dev_driver **driver_list = sr_driver_list(_structure);
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if (driver_list)
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for (int i = 0; driver_list[i]; i++)
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_drivers[driver_list[i]->name] =
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new Driver(driver_list[i]);
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const struct sr_input_module **input_list = sr_input_list();
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if (input_list)
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for (int i = 0; input_list[i]; i++)
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_input_formats[sr_input_id_get(input_list[i])] =
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new InputFormat(input_list[i]);
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const struct sr_output_module **output_list = sr_output_list();
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if (output_list)
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for (int i = 0; output_list[i]; i++)
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_output_formats[sr_output_id_get(output_list[i])] =
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new OutputFormat(output_list[i]);
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}
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string Context::package_version()
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{
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return sr_package_version_string_get();
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}
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string Context::lib_version()
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{
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return sr_lib_version_string_get();
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}
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map<string, shared_ptr<Driver>> Context::drivers()
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{
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map<string, shared_ptr<Driver>> result;
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for (auto entry: _drivers)
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{
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auto name = entry.first;
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auto driver = entry.second;
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result[name] = driver->get_shared_pointer(this);
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}
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return result;
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}
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map<string, shared_ptr<InputFormat>> Context::input_formats()
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{
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map<string, shared_ptr<InputFormat>> result;
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for (auto entry: _input_formats)
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{
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auto name = entry.first;
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auto input_format = entry.second;
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result[name] = input_format->get_shared_pointer(this);
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}
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return result;
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}
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map<string, shared_ptr<OutputFormat>> Context::output_formats()
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{
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map<string, shared_ptr<OutputFormat>> result;
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for (auto entry: _output_formats)
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{
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auto name = entry.first;
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auto output_format = entry.second;
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result[name] = output_format->get_shared_pointer(this);
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}
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return result;
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}
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Context::~Context()
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{
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for (auto entry : _drivers)
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delete entry.second;
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for (auto entry : _input_formats)
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delete entry.second;
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for (auto entry : _output_formats)
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delete entry.second;
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check(sr_exit(_structure));
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}
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const LogLevel *Context::log_level()
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{
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return LogLevel::get(sr_log_loglevel_get());
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}
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void Context::set_log_level(const LogLevel *level)
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{
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check(sr_log_loglevel_set(level->id()));
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}
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static int call_log_callback(void *cb_data, int loglevel, const char *format, va_list args)
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{
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va_list args_copy;
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va_copy(args_copy, args);
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int length = vsnprintf(NULL, 0, format, args_copy);
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va_end(args_copy);
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char *buf = (char *) g_malloc(length + 1);
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vsprintf(buf, format, args);
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string message(buf, length);
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g_free(buf);
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LogCallbackFunction callback = *((LogCallbackFunction *) cb_data);
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try
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{
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callback(LogLevel::get(loglevel), message);
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}
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catch (Error e)
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{
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return e.result;
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}
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return SR_OK;
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}
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void Context::set_log_callback(LogCallbackFunction callback)
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{
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_log_callback = callback;
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check(sr_log_callback_set(call_log_callback, &_log_callback));
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}
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void Context::set_log_callback_default()
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{
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check(sr_log_callback_set_default());
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_log_callback = nullptr;
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}
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void Context::set_resource_reader(ResourceReader *reader)
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{
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if (reader) {
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check(sr_resource_set_hooks(_structure,
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&ResourceReader::open_callback,
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&ResourceReader::close_callback,
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&ResourceReader::read_callback, reader));
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} else {
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check(sr_resource_set_hooks(_structure,
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nullptr, nullptr, nullptr, nullptr));
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}
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}
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shared_ptr<Session> Context::create_session()
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{
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return shared_ptr<Session>(
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new Session(shared_from_this()), Session::Deleter());
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}
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shared_ptr<UserDevice> Context::create_user_device(
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string vendor, string model, string version)
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{
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return shared_ptr<UserDevice>(
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new UserDevice(vendor, model, version), UserDevice::Deleter());
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}
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shared_ptr<Packet> Context::create_header_packet(Glib::TimeVal start_time)
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{
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auto header = g_new(struct sr_datafeed_header, 1);
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header->feed_version = 1;
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header->starttime.tv_sec = start_time.tv_sec;
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header->starttime.tv_usec = start_time.tv_usec;
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auto packet = g_new(struct sr_datafeed_packet, 1);
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packet->type = SR_DF_HEADER;
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packet->payload = header;
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return shared_ptr<Packet>(new Packet(nullptr, packet), Packet::Deleter());
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}
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shared_ptr<Packet> Context::create_meta_packet(
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map<const ConfigKey *, Glib::VariantBase> config)
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{
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auto meta = g_new0(struct sr_datafeed_meta, 1);
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for (auto input : config)
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{
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auto key = input.first;
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auto value = input.second;
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auto output = g_new(struct sr_config, 1);
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output->key = key->id();
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output->data = value.gobj();
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g_variant_ref(output->data);
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meta->config = g_slist_append(meta->config, output);
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}
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auto packet = g_new(struct sr_datafeed_packet, 1);
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packet->type = SR_DF_META;
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packet->payload = meta;
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return shared_ptr<Packet>(new Packet(nullptr, packet), Packet::Deleter());
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}
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shared_ptr<Packet> Context::create_logic_packet(
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void *data_pointer, size_t data_length, unsigned int unit_size)
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{
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auto logic = g_new(struct sr_datafeed_logic, 1);
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logic->length = data_length;
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logic->unitsize = unit_size;
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logic->data = data_pointer;
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auto packet = g_new(struct sr_datafeed_packet, 1);
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packet->type = SR_DF_LOGIC;
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packet->payload = logic;
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return shared_ptr<Packet>(new Packet(nullptr, packet), Packet::Deleter());
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}
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shared_ptr<Packet> Context::create_analog_packet(
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vector<shared_ptr<Channel> > channels,
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float *data_pointer, unsigned int num_samples, const Quantity *mq,
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const Unit *unit, vector<const QuantityFlag *> mqflags)
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{
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auto analog = g_new0(struct sr_datafeed_analog, 1);
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for (auto channel : channels)
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analog->channels = g_slist_append(analog->channels, channel->_structure);
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analog->num_samples = num_samples;
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analog->mq = mq->id();
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analog->unit = unit->id();
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analog->mqflags = QuantityFlag::mask_from_flags(mqflags);
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analog->data = data_pointer;
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auto packet = g_new(struct sr_datafeed_packet, 1);
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packet->type = SR_DF_ANALOG;
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packet->payload = analog;
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return shared_ptr<Packet>(new Packet(nullptr, packet), Packet::Deleter());
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}
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shared_ptr<Session> Context::load_session(string filename)
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{
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return shared_ptr<Session>(
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new Session(shared_from_this(), filename), Session::Deleter());
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}
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shared_ptr<Trigger> Context::create_trigger(string name)
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{
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return shared_ptr<Trigger>(
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new Trigger(shared_from_this(), name), Trigger::Deleter());
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}
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shared_ptr<Input> Context::open_file(string filename)
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{
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const struct sr_input *input;
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check(sr_input_scan_file(filename.c_str(), &input));
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return shared_ptr<Input>(
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new Input(shared_from_this(), input), Input::Deleter());
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}
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shared_ptr<Input> Context::open_stream(string header)
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{
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const struct sr_input *input;
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auto gstr = g_string_new(header.c_str());
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auto ret = sr_input_scan_buffer(gstr, &input);
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g_string_free(gstr, true);
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check(ret);
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return shared_ptr<Input>(
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new Input(shared_from_this(), input), Input::Deleter());
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}
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map<string, string> Context::serials(shared_ptr<Driver> driver)
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{
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GSList *serial_list = sr_serial_list(driver ? driver->_structure : NULL);
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map<string, string> serials;
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for (GSList *serial = serial_list; serial; serial = serial->next) {
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struct sr_serial_port *port = (sr_serial_port *) serial->data;
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serials[string(port->name)] = string(port->description);
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}
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g_slist_free_full(serial_list, (GDestroyNotify)sr_serial_free);
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return serials;
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}
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Driver::Driver(struct sr_dev_driver *structure) :
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ParentOwned(structure),
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Configurable(structure, NULL, NULL),
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_initialized(false)
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{
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}
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Driver::~Driver()
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{
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}
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string Driver::name()
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{
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return valid_string(_structure->name);
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}
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string Driver::long_name()
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{
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return valid_string(_structure->longname);
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}
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vector<shared_ptr<HardwareDevice>> Driver::scan(
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map<const ConfigKey *, Glib::VariantBase> options)
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{
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/* Initialise the driver if not yet done. */
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if (!_initialized)
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{
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check(sr_driver_init(_parent->_structure, _structure));
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_initialized = true;
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}
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/* Translate scan options to GSList of struct sr_config pointers. */
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GSList *option_list = NULL;
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for (auto entry : options)
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{
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auto key = entry.first;
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auto value = entry.second;
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auto config = g_new(struct sr_config, 1);
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config->key = key->id();
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config->data = value.gobj();
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option_list = g_slist_append(option_list, config);
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}
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/* Run scan. */
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GSList *device_list = sr_driver_scan(_structure, option_list);
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/* Free option list. */
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g_slist_free_full(option_list, g_free);
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/* Create device objects. */
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vector<shared_ptr<HardwareDevice>> result;
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for (GSList *device = device_list; device; device = device->next)
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{
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auto sdi = (struct sr_dev_inst *) device->data;
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result.push_back(shared_ptr<HardwareDevice>(
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new HardwareDevice(shared_from_this(), sdi),
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HardwareDevice::Deleter()));
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}
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/* Free GSList returned from scan. */
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g_slist_free(device_list);
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return result;
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}
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Configurable::Configurable(
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struct sr_dev_driver *driver,
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struct sr_dev_inst *sdi,
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struct sr_channel_group *cg) :
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config_driver(driver),
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config_sdi(sdi),
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config_channel_group(cg)
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{
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}
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Configurable::~Configurable()
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{
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}
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Glib::VariantBase Configurable::config_get(const ConfigKey *key)
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{
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GVariant *data;
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check(sr_config_get(
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config_driver, config_sdi, config_channel_group,
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key->id(), &data));
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return Glib::VariantBase(data);
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}
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void Configurable::config_set(const ConfigKey *key, Glib::VariantBase value)
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{
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check(sr_config_set(
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config_sdi, config_channel_group,
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key->id(), value.gobj()));
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}
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Glib::VariantContainerBase Configurable::config_list(const ConfigKey *key)
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{
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GVariant *data;
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check(sr_config_list(
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config_driver, config_sdi, config_channel_group,
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key->id(), &data));
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return Glib::VariantContainerBase(data);
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}
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map<const ConfigKey *, set<Capability>> Configurable::config_keys(const ConfigKey *key)
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{
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GVariant *gvar_opts;
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gsize num_opts;
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const uint32_t *opts;
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map<const ConfigKey *, set<Capability>> result;
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check(sr_config_list(
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config_driver, config_sdi, config_channel_group,
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key->id(), &gvar_opts));
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opts = (const uint32_t *) g_variant_get_fixed_array(
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gvar_opts, &num_opts, sizeof(uint32_t));
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for (gsize i = 0; i < num_opts; i++)
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{
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auto key = ConfigKey::get(opts[i] & SR_CONF_MASK);
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set<Capability> capabilities;
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if (opts[i] & SR_CONF_GET)
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capabilities.insert(GET);
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if (opts[i] & SR_CONF_SET)
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capabilities.insert(SET);
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if (opts[i] & SR_CONF_LIST)
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capabilities.insert(LIST);
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result[key] = capabilities;
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}
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g_variant_unref(gvar_opts);
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return result;
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}
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bool Configurable::config_check(const ConfigKey *key,
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const ConfigKey *index_key)
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{
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GVariant *gvar_opts;
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gsize num_opts;
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const uint32_t *opts;
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if (sr_config_list(config_driver, config_sdi, config_channel_group,
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index_key->id(), &gvar_opts) != SR_OK)
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return false;
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opts = (const uint32_t *) g_variant_get_fixed_array(
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gvar_opts, &num_opts, sizeof(uint32_t));
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for (gsize i = 0; i < num_opts; i++)
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{
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if ((opts[i] & SR_CONF_MASK) == (uint32_t) key->id())
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{
|
|
g_variant_unref(gvar_opts);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
g_variant_unref(gvar_opts);
|
|
|
|
return false;
|
|
}
|
|
|
|
Device::Device(struct sr_dev_inst *structure) :
|
|
Configurable(sr_dev_inst_driver_get(structure), structure, NULL),
|
|
_structure(structure)
|
|
{
|
|
for (GSList *entry = sr_dev_inst_channels_get(structure); entry; entry = entry->next)
|
|
{
|
|
auto channel = (struct sr_channel *) entry->data;
|
|
_channels[channel] = new Channel(channel);
|
|
}
|
|
|
|
for (GSList *entry = sr_dev_inst_channel_groups_get(structure); entry; entry = entry->next)
|
|
{
|
|
auto group = (struct sr_channel_group *) entry->data;
|
|
_channel_groups[group->name] = new ChannelGroup(this, group);
|
|
}
|
|
}
|
|
|
|
Device::~Device()
|
|
{
|
|
for (auto entry : _channels)
|
|
delete entry.second;
|
|
for (auto entry : _channel_groups)
|
|
delete entry.second;
|
|
}
|
|
|
|
string Device::vendor()
|
|
{
|
|
return valid_string(sr_dev_inst_vendor_get(_structure));
|
|
}
|
|
|
|
string Device::model()
|
|
{
|
|
return valid_string(sr_dev_inst_model_get(_structure));
|
|
}
|
|
|
|
string Device::version()
|
|
{
|
|
return valid_string(sr_dev_inst_version_get(_structure));
|
|
}
|
|
|
|
string Device::serial_number()
|
|
{
|
|
return valid_string(sr_dev_inst_sernum_get(_structure));
|
|
}
|
|
|
|
string Device::connection_id()
|
|
{
|
|
return valid_string(sr_dev_inst_connid_get(_structure));
|
|
}
|
|
|
|
vector<shared_ptr<Channel>> Device::channels()
|
|
{
|
|
vector<shared_ptr<Channel>> result;
|
|
for (auto channel = sr_dev_inst_channels_get(_structure); channel; channel = channel->next)
|
|
result.push_back(
|
|
_channels[(struct sr_channel *) channel->data]->get_shared_pointer(
|
|
get_shared_from_this()));
|
|
return result;
|
|
}
|
|
|
|
shared_ptr<Channel> Device::get_channel(struct sr_channel *ptr)
|
|
{
|
|
return _channels[ptr]->get_shared_pointer(get_shared_from_this());
|
|
}
|
|
|
|
map<string, shared_ptr<ChannelGroup>>
|
|
Device::channel_groups()
|
|
{
|
|
map<string, shared_ptr<ChannelGroup>> result;
|
|
for (auto entry: _channel_groups)
|
|
{
|
|
auto name = entry.first;
|
|
auto channel_group = entry.second;
|
|
result[name] = channel_group->get_shared_pointer(get_shared_from_this());
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void Device::open()
|
|
{
|
|
check(sr_dev_open(_structure));
|
|
}
|
|
|
|
void Device::close()
|
|
{
|
|
check(sr_dev_close(_structure));
|
|
}
|
|
|
|
HardwareDevice::HardwareDevice(shared_ptr<Driver> driver,
|
|
struct sr_dev_inst *structure) :
|
|
UserOwned(structure),
|
|
Device(structure),
|
|
_driver(driver)
|
|
{
|
|
}
|
|
|
|
HardwareDevice::~HardwareDevice()
|
|
{
|
|
}
|
|
|
|
shared_ptr<Device> HardwareDevice::get_shared_from_this()
|
|
{
|
|
return static_pointer_cast<Device>(shared_from_this());
|
|
}
|
|
|
|
shared_ptr<Driver> HardwareDevice::driver()
|
|
{
|
|
return _driver;
|
|
}
|
|
|
|
UserDevice::UserDevice(string vendor, string model, string version) :
|
|
UserOwned(sr_dev_inst_user_new(
|
|
vendor.c_str(), model.c_str(), version.c_str())),
|
|
Device(UserOwned::_structure)
|
|
{
|
|
}
|
|
|
|
UserDevice::~UserDevice()
|
|
{
|
|
}
|
|
|
|
shared_ptr<Device> UserDevice::get_shared_from_this()
|
|
{
|
|
return static_pointer_cast<Device>(shared_from_this());
|
|
}
|
|
|
|
shared_ptr<Channel> UserDevice::add_channel(unsigned int index,
|
|
const ChannelType *type, string name)
|
|
{
|
|
check(sr_dev_inst_channel_add(Device::_structure,
|
|
index, type->id(), name.c_str()));
|
|
struct sr_channel *structure = (struct sr_channel *)
|
|
g_slist_last(sr_dev_inst_channels_get(Device::_structure))->data;
|
|
Channel *channel = new Channel(structure);
|
|
_channels[structure] = channel;
|
|
return get_channel(structure);
|
|
}
|
|
|
|
Channel::Channel(struct sr_channel *structure) :
|
|
ParentOwned(structure),
|
|
_type(ChannelType::get(_structure->type))
|
|
{
|
|
}
|
|
|
|
Channel::~Channel()
|
|
{
|
|
}
|
|
|
|
string Channel::name()
|
|
{
|
|
return valid_string(_structure->name);
|
|
}
|
|
|
|
void Channel::set_name(string name)
|
|
{
|
|
check(sr_dev_channel_name_set(_structure, name.c_str()));
|
|
}
|
|
|
|
const ChannelType *Channel::type()
|
|
{
|
|
return ChannelType::get(_structure->type);
|
|
}
|
|
|
|
bool Channel::enabled()
|
|
{
|
|
return _structure->enabled;
|
|
}
|
|
|
|
void Channel::set_enabled(bool value)
|
|
{
|
|
check(sr_dev_channel_enable(_structure, value));
|
|
}
|
|
|
|
unsigned int Channel::index()
|
|
{
|
|
return _structure->index;
|
|
}
|
|
|
|
ChannelGroup::ChannelGroup(Device *device,
|
|
struct sr_channel_group *structure) :
|
|
ParentOwned(structure),
|
|
Configurable(sr_dev_inst_driver_get(device->_structure), device->_structure, structure)
|
|
{
|
|
for (GSList *entry = structure->channels; entry; entry = entry->next)
|
|
_channels.push_back(device->_channels[(struct sr_channel *)entry->data]);
|
|
}
|
|
|
|
ChannelGroup::~ChannelGroup()
|
|
{
|
|
}
|
|
|
|
string ChannelGroup::name()
|
|
{
|
|
return valid_string(_structure->name);
|
|
}
|
|
|
|
vector<shared_ptr<Channel>> ChannelGroup::channels()
|
|
{
|
|
vector<shared_ptr<Channel>> result;
|
|
for (auto channel : _channels)
|
|
result.push_back(channel->get_shared_pointer(_parent));
|
|
return result;
|
|
}
|
|
|
|
Trigger::Trigger(shared_ptr<Context> context, string name) :
|
|
UserOwned(sr_trigger_new(name.c_str())),
|
|
_context(context)
|
|
{
|
|
for (auto stage = _structure->stages; stage; stage = stage->next)
|
|
_stages.push_back(
|
|
new TriggerStage((struct sr_trigger_stage *) stage->data));
|
|
}
|
|
|
|
Trigger::~Trigger()
|
|
{
|
|
for (auto stage: _stages)
|
|
delete stage;
|
|
|
|
sr_trigger_free(_structure);
|
|
}
|
|
|
|
string Trigger::name()
|
|
{
|
|
return _structure->name;
|
|
}
|
|
|
|
vector<shared_ptr<TriggerStage>> Trigger::stages()
|
|
{
|
|
vector<shared_ptr<TriggerStage>> result;
|
|
for (auto stage : _stages)
|
|
result.push_back(stage->get_shared_pointer(this));
|
|
return result;
|
|
}
|
|
|
|
shared_ptr<TriggerStage> Trigger::add_stage()
|
|
{
|
|
auto stage = new TriggerStage(sr_trigger_stage_add(_structure));
|
|
_stages.push_back(stage);
|
|
return stage->get_shared_pointer(this);
|
|
}
|
|
|
|
TriggerStage::TriggerStage(struct sr_trigger_stage *structure) :
|
|
ParentOwned(structure)
|
|
{
|
|
}
|
|
|
|
TriggerStage::~TriggerStage()
|
|
{
|
|
for (auto match : _matches)
|
|
delete match;
|
|
}
|
|
|
|
int TriggerStage::number()
|
|
{
|
|
return _structure->stage;
|
|
}
|
|
|
|
vector<shared_ptr<TriggerMatch>> TriggerStage::matches()
|
|
{
|
|
vector<shared_ptr<TriggerMatch>> result;
|
|
for (auto match : _matches)
|
|
result.push_back(match->get_shared_pointer(this));
|
|
return result;
|
|
}
|
|
|
|
void TriggerStage::add_match(shared_ptr<Channel> channel,
|
|
const TriggerMatchType *type, float value)
|
|
{
|
|
check(sr_trigger_match_add(_structure,
|
|
channel->_structure, type->id(), value));
|
|
_matches.push_back(new TriggerMatch(
|
|
(struct sr_trigger_match *) g_slist_last(
|
|
_structure->matches)->data, channel));
|
|
}
|
|
|
|
void TriggerStage::add_match(shared_ptr<Channel> channel,
|
|
const TriggerMatchType *type)
|
|
{
|
|
add_match(channel, type, NAN);
|
|
}
|
|
|
|
TriggerMatch::TriggerMatch(struct sr_trigger_match *structure,
|
|
shared_ptr<Channel> channel) :
|
|
ParentOwned(structure),
|
|
_channel(channel)
|
|
{
|
|
}
|
|
|
|
TriggerMatch::~TriggerMatch()
|
|
{
|
|
}
|
|
|
|
shared_ptr<Channel> TriggerMatch::channel()
|
|
{
|
|
return _channel;
|
|
}
|
|
|
|
const TriggerMatchType *TriggerMatch::type()
|
|
{
|
|
return TriggerMatchType::get(_structure->match);
|
|
}
|
|
|
|
float TriggerMatch::value()
|
|
{
|
|
return _structure->value;
|
|
}
|
|
|
|
DatafeedCallbackData::DatafeedCallbackData(Session *session,
|
|
DatafeedCallbackFunction callback) :
|
|
_callback(callback),
|
|
_session(session)
|
|
{
|
|
}
|
|
|
|
void DatafeedCallbackData::run(const struct sr_dev_inst *sdi,
|
|
const struct sr_datafeed_packet *pkt)
|
|
{
|
|
auto device = _session->get_device(sdi);
|
|
auto packet = shared_ptr<Packet>(new Packet(device, pkt), Packet::Deleter());
|
|
_callback(device, packet);
|
|
}
|
|
|
|
SourceCallbackData::SourceCallbackData(shared_ptr<EventSource> source) :
|
|
_source(source)
|
|
{
|
|
}
|
|
|
|
bool SourceCallbackData::run(int revents)
|
|
{
|
|
return _source->_callback((Glib::IOCondition) revents);
|
|
}
|
|
|
|
shared_ptr<EventSource> EventSource::create(int fd, Glib::IOCondition events,
|
|
int timeout, SourceCallbackFunction callback)
|
|
{
|
|
auto result = new EventSource(timeout, callback);
|
|
result->_type = EventSource::SOURCE_FD;
|
|
result->_fd = fd;
|
|
result->_events = events;
|
|
return shared_ptr<EventSource>(result, EventSource::Deleter());
|
|
}
|
|
|
|
shared_ptr<EventSource> EventSource::create(Glib::PollFD pollfd, int timeout,
|
|
SourceCallbackFunction callback)
|
|
{
|
|
auto result = new EventSource(timeout, callback);
|
|
result->_type = EventSource::SOURCE_POLLFD;
|
|
result->_pollfd = pollfd;
|
|
return shared_ptr<EventSource>(result, EventSource::Deleter());
|
|
}
|
|
|
|
shared_ptr<EventSource> EventSource::create(Glib::RefPtr<Glib::IOChannel> channel,
|
|
Glib::IOCondition events, int timeout, SourceCallbackFunction callback)
|
|
{
|
|
auto result = new EventSource(timeout, callback);
|
|
result->_type = EventSource::SOURCE_IOCHANNEL;
|
|
result->_channel = channel;
|
|
result->_events = events;
|
|
return shared_ptr<EventSource>(result, EventSource::Deleter());
|
|
}
|
|
|
|
EventSource::EventSource(int timeout, SourceCallbackFunction callback) :
|
|
_timeout(timeout),
|
|
_callback(callback)
|
|
{
|
|
}
|
|
|
|
EventSource::~EventSource()
|
|
{
|
|
}
|
|
|
|
SessionDevice::SessionDevice(struct sr_dev_inst *structure) :
|
|
ParentOwned(structure),
|
|
Device(structure)
|
|
{
|
|
}
|
|
|
|
SessionDevice::~SessionDevice()
|
|
{
|
|
}
|
|
|
|
shared_ptr<Device> SessionDevice::get_shared_from_this()
|
|
{
|
|
return static_pointer_cast<Device>(shared_from_this());
|
|
}
|
|
|
|
Session::Session(shared_ptr<Context> context) :
|
|
UserOwned(_structure),
|
|
_context(context)
|
|
{
|
|
check(sr_session_new(context->_structure, &_structure));
|
|
_context->_session = this;
|
|
}
|
|
|
|
Session::Session(shared_ptr<Context> context, string filename) :
|
|
UserOwned(_structure),
|
|
_context(context),
|
|
_filename(filename)
|
|
{
|
|
check(sr_session_load(context->_structure, filename.c_str(), &_structure));
|
|
GSList *dev_list;
|
|
check(sr_session_dev_list(_structure, &dev_list));
|
|
for (GSList *dev = dev_list; dev; dev = dev->next)
|
|
{
|
|
auto sdi = (struct sr_dev_inst *) dev->data;
|
|
_owned_devices[sdi] = new SessionDevice(sdi);
|
|
}
|
|
_context->_session = this;
|
|
}
|
|
|
|
Session::~Session()
|
|
{
|
|
check(sr_session_destroy(_structure));
|
|
|
|
for (auto callback : _datafeed_callbacks)
|
|
delete callback;
|
|
|
|
for (auto entry : _source_callbacks)
|
|
delete entry.second;
|
|
|
|
for (auto entry : _owned_devices)
|
|
delete entry.second;
|
|
}
|
|
|
|
shared_ptr<Device> Session::get_device(const struct sr_dev_inst *sdi)
|
|
{
|
|
if (_owned_devices.count(sdi))
|
|
return static_pointer_cast<Device>(
|
|
_owned_devices[sdi]->get_shared_pointer(this));
|
|
else if (_other_devices.count(sdi))
|
|
return _other_devices[sdi];
|
|
else
|
|
throw Error(SR_ERR_BUG);
|
|
}
|
|
|
|
void Session::add_device(shared_ptr<Device> device)
|
|
{
|
|
check(sr_session_dev_add(_structure, device->_structure));
|
|
_other_devices[device->_structure] = device;
|
|
}
|
|
|
|
vector<shared_ptr<Device>> Session::devices()
|
|
{
|
|
GSList *dev_list;
|
|
check(sr_session_dev_list(_structure, &dev_list));
|
|
vector<shared_ptr<Device>> result;
|
|
for (GSList *dev = dev_list; dev; dev = dev->next)
|
|
{
|
|
auto sdi = (struct sr_dev_inst *) dev->data;
|
|
result.push_back(get_device(sdi));
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void Session::remove_devices()
|
|
{
|
|
_other_devices.clear();
|
|
check(sr_session_dev_remove_all(_structure));
|
|
}
|
|
|
|
void Session::start()
|
|
{
|
|
check(sr_session_start(_structure));
|
|
}
|
|
|
|
void Session::run()
|
|
{
|
|
check(sr_session_run(_structure));
|
|
}
|
|
|
|
void Session::stop()
|
|
{
|
|
check(sr_session_stop(_structure));
|
|
}
|
|
|
|
static void datafeed_callback(const struct sr_dev_inst *sdi,
|
|
const struct sr_datafeed_packet *pkt, void *cb_data)
|
|
{
|
|
auto callback = static_cast<DatafeedCallbackData *>(cb_data);
|
|
callback->run(sdi, pkt);
|
|
}
|
|
|
|
void Session::add_datafeed_callback(DatafeedCallbackFunction callback)
|
|
{
|
|
auto cb_data = new DatafeedCallbackData(this, callback);
|
|
check(sr_session_datafeed_callback_add(_structure,
|
|
datafeed_callback, cb_data));
|
|
_datafeed_callbacks.push_back(cb_data);
|
|
}
|
|
|
|
void Session::remove_datafeed_callbacks(void)
|
|
{
|
|
check(sr_session_datafeed_callback_remove_all(_structure));
|
|
for (auto callback : _datafeed_callbacks)
|
|
delete callback;
|
|
_datafeed_callbacks.clear();
|
|
}
|
|
|
|
static int source_callback(int fd, int revents, void *cb_data)
|
|
{
|
|
(void) fd;
|
|
auto callback = (SourceCallbackData *) cb_data;
|
|
return callback->run(revents);
|
|
}
|
|
|
|
void Session::add_source(shared_ptr<EventSource> source)
|
|
{
|
|
if (_source_callbacks.count(source) == 1)
|
|
throw Error(SR_ERR_ARG);
|
|
|
|
auto cb_data = new SourceCallbackData(source);
|
|
|
|
switch (source->_type)
|
|
{
|
|
case EventSource::SOURCE_FD:
|
|
check(sr_session_source_add(_structure, source->_fd, source->_events,
|
|
source->_timeout, source_callback, cb_data));
|
|
break;
|
|
case EventSource::SOURCE_POLLFD:
|
|
check(sr_session_source_add_pollfd(_structure,
|
|
source->_pollfd.gobj(), source->_timeout, source_callback,
|
|
cb_data));
|
|
break;
|
|
case EventSource::SOURCE_IOCHANNEL:
|
|
check(sr_session_source_add_channel(_structure,
|
|
source->_channel->gobj(), source->_events, source->_timeout,
|
|
source_callback, cb_data));
|
|
break;
|
|
}
|
|
|
|
_source_callbacks[source] = cb_data;
|
|
}
|
|
|
|
void Session::remove_source(shared_ptr<EventSource> source)
|
|
{
|
|
if (_source_callbacks.count(source) == 0)
|
|
throw Error(SR_ERR_ARG);
|
|
|
|
switch (source->_type)
|
|
{
|
|
case EventSource::SOURCE_FD:
|
|
check(sr_session_source_remove(_structure, source->_fd));
|
|
break;
|
|
case EventSource::SOURCE_POLLFD:
|
|
check(sr_session_source_remove_pollfd(_structure,
|
|
source->_pollfd.gobj()));
|
|
break;
|
|
case EventSource::SOURCE_IOCHANNEL:
|
|
check(sr_session_source_remove_channel(_structure,
|
|
source->_channel->gobj()));
|
|
break;
|
|
}
|
|
|
|
delete _source_callbacks[source];
|
|
|
|
_source_callbacks.erase(source);
|
|
}
|
|
|
|
shared_ptr<Trigger> Session::trigger()
|
|
{
|
|
return _trigger;
|
|
}
|
|
|
|
void Session::set_trigger(shared_ptr<Trigger> trigger)
|
|
{
|
|
if (!trigger)
|
|
// Set NULL trigger, i.e. remove any trigger from the session.
|
|
check(sr_session_trigger_set(_structure, NULL));
|
|
else
|
|
check(sr_session_trigger_set(_structure, trigger->_structure));
|
|
_trigger = trigger;
|
|
}
|
|
|
|
string Session::filename()
|
|
{
|
|
return _filename;
|
|
}
|
|
|
|
shared_ptr<Context> Session::context()
|
|
{
|
|
return _context;
|
|
}
|
|
|
|
Packet::Packet(shared_ptr<Device> device,
|
|
const struct sr_datafeed_packet *structure) :
|
|
UserOwned(structure),
|
|
_device(device)
|
|
{
|
|
switch (structure->type)
|
|
{
|
|
case SR_DF_HEADER:
|
|
_payload = new Header(
|
|
static_cast<const struct sr_datafeed_header *>(
|
|
structure->payload));
|
|
break;
|
|
case SR_DF_META:
|
|
_payload = new Meta(
|
|
static_cast<const struct sr_datafeed_meta *>(
|
|
structure->payload));
|
|
break;
|
|
case SR_DF_LOGIC:
|
|
_payload = new Logic(
|
|
static_cast<const struct sr_datafeed_logic *>(
|
|
structure->payload));
|
|
break;
|
|
case SR_DF_ANALOG:
|
|
_payload = new Analog(
|
|
static_cast<const struct sr_datafeed_analog *>(
|
|
structure->payload));
|
|
break;
|
|
default:
|
|
_payload = nullptr;
|
|
break;
|
|
}
|
|
}
|
|
|
|
Packet::~Packet()
|
|
{
|
|
if (_payload)
|
|
delete _payload;
|
|
}
|
|
|
|
const PacketType *Packet::type()
|
|
{
|
|
return PacketType::get(_structure->type);
|
|
}
|
|
|
|
shared_ptr<PacketPayload> Packet::payload()
|
|
{
|
|
if (_payload)
|
|
return _payload->get_shared_pointer(this);
|
|
else
|
|
throw Error(SR_ERR_NA);
|
|
}
|
|
|
|
PacketPayload::PacketPayload()
|
|
{
|
|
}
|
|
|
|
PacketPayload::~PacketPayload()
|
|
{
|
|
}
|
|
|
|
Header::Header(const struct sr_datafeed_header *structure) :
|
|
ParentOwned(structure),
|
|
PacketPayload()
|
|
{
|
|
}
|
|
|
|
Header::~Header()
|
|
{
|
|
}
|
|
|
|
shared_ptr<PacketPayload> Header::get_shared_pointer(Packet *_parent)
|
|
{
|
|
return static_pointer_cast<PacketPayload>(
|
|
ParentOwned::get_shared_pointer(_parent));
|
|
}
|
|
|
|
int Header::feed_version()
|
|
{
|
|
return _structure->feed_version;
|
|
}
|
|
|
|
Glib::TimeVal Header::start_time()
|
|
{
|
|
return Glib::TimeVal(
|
|
_structure->starttime.tv_sec,
|
|
_structure->starttime.tv_usec);
|
|
}
|
|
|
|
Meta::Meta(const struct sr_datafeed_meta *structure) :
|
|
ParentOwned(structure),
|
|
PacketPayload()
|
|
{
|
|
}
|
|
|
|
Meta::~Meta()
|
|
{
|
|
}
|
|
|
|
shared_ptr<PacketPayload> Meta::get_shared_pointer(Packet *_parent)
|
|
{
|
|
return static_pointer_cast<PacketPayload>(
|
|
ParentOwned::get_shared_pointer(_parent));
|
|
}
|
|
|
|
map<const ConfigKey *, Glib::VariantBase> Meta::config()
|
|
{
|
|
map<const ConfigKey *, Glib::VariantBase> result;
|
|
for (auto l = _structure->config; l; l = l->next)
|
|
{
|
|
auto config = (struct sr_config *) l->data;
|
|
result[ConfigKey::get(config->key)] = Glib::VariantBase(config->data);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
Logic::Logic(const struct sr_datafeed_logic *structure) :
|
|
ParentOwned(structure),
|
|
PacketPayload()
|
|
{
|
|
}
|
|
|
|
Logic::~Logic()
|
|
{
|
|
}
|
|
|
|
shared_ptr<PacketPayload> Logic::get_shared_pointer(Packet *_parent)
|
|
{
|
|
return static_pointer_cast<PacketPayload>(
|
|
ParentOwned::get_shared_pointer(_parent));
|
|
}
|
|
|
|
void *Logic::data_pointer()
|
|
{
|
|
return _structure->data;
|
|
}
|
|
|
|
size_t Logic::data_length()
|
|
{
|
|
return _structure->length;
|
|
}
|
|
|
|
unsigned int Logic::unit_size()
|
|
{
|
|
return _structure->unitsize;
|
|
}
|
|
|
|
Analog::Analog(const struct sr_datafeed_analog *structure) :
|
|
ParentOwned(structure),
|
|
PacketPayload()
|
|
{
|
|
}
|
|
|
|
Analog::~Analog()
|
|
{
|
|
}
|
|
|
|
shared_ptr<PacketPayload> Analog::get_shared_pointer(Packet *_parent)
|
|
{
|
|
return static_pointer_cast<PacketPayload>(
|
|
ParentOwned::get_shared_pointer(_parent));
|
|
}
|
|
|
|
float *Analog::data_pointer()
|
|
{
|
|
return _structure->data;
|
|
}
|
|
|
|
unsigned int Analog::num_samples()
|
|
{
|
|
return _structure->num_samples;
|
|
}
|
|
|
|
vector<shared_ptr<Channel>> Analog::channels()
|
|
{
|
|
vector<shared_ptr<Channel>> result;
|
|
for (auto l = _structure->channels; l; l = l->next)
|
|
result.push_back(_parent->_device->get_channel(
|
|
(struct sr_channel *)l->data));
|
|
return result;
|
|
}
|
|
|
|
const Quantity *Analog::mq()
|
|
{
|
|
return Quantity::get(_structure->mq);
|
|
}
|
|
|
|
const Unit *Analog::unit()
|
|
{
|
|
return Unit::get(_structure->unit);
|
|
}
|
|
|
|
vector<const QuantityFlag *> Analog::mq_flags()
|
|
{
|
|
return QuantityFlag::flags_from_mask(_structure->mqflags);
|
|
}
|
|
|
|
InputFormat::InputFormat(const struct sr_input_module *structure) :
|
|
ParentOwned(structure)
|
|
{
|
|
}
|
|
|
|
InputFormat::~InputFormat()
|
|
{
|
|
}
|
|
|
|
string InputFormat::name()
|
|
{
|
|
return valid_string(sr_input_id_get(_structure));
|
|
}
|
|
|
|
string InputFormat::description()
|
|
{
|
|
return valid_string(sr_input_description_get(_structure));
|
|
}
|
|
|
|
vector<string> InputFormat::extensions()
|
|
{
|
|
vector<string> exts;
|
|
for (const char *const *e = sr_input_extensions_get(_structure);
|
|
e && *e; e++)
|
|
exts.push_back(*e);
|
|
return exts;
|
|
}
|
|
|
|
map<string, shared_ptr<Option>> InputFormat::options()
|
|
{
|
|
const struct sr_option **options = sr_input_options_get(_structure);
|
|
map<string, shared_ptr<Option>> result;
|
|
if (options)
|
|
{
|
|
auto option_array = shared_ptr<const struct sr_option *>(
|
|
options, sr_input_options_free);
|
|
for (int i = 0; options[i]; i++)
|
|
result[options[i]->id] = shared_ptr<Option>(
|
|
new Option(options[i], option_array), Option::Deleter());
|
|
}
|
|
return result;
|
|
}
|
|
|
|
shared_ptr<Input> InputFormat::create_input(
|
|
map<string, Glib::VariantBase> options)
|
|
{
|
|
auto input = sr_input_new(_structure, map_to_hash_variant(options));
|
|
if (!input)
|
|
throw Error(SR_ERR_ARG);
|
|
return shared_ptr<Input>(
|
|
new Input(_parent->shared_from_this(), input), Input::Deleter());
|
|
}
|
|
|
|
Input::Input(shared_ptr<Context> context, const struct sr_input *structure) :
|
|
UserOwned(structure),
|
|
_context(context),
|
|
_device(nullptr)
|
|
{
|
|
}
|
|
|
|
shared_ptr<InputDevice> Input::device()
|
|
{
|
|
if (!_device)
|
|
{
|
|
auto sdi = sr_input_dev_inst_get(_structure);
|
|
if (!sdi)
|
|
throw Error(SR_ERR_NA);
|
|
_device = new InputDevice(shared_from_this(), sdi);
|
|
}
|
|
|
|
return _device->get_shared_pointer(shared_from_this());
|
|
}
|
|
|
|
void Input::send(void *data, size_t length)
|
|
{
|
|
auto gstr = g_string_new_len((gchar *)data, length);
|
|
auto ret = sr_input_send(_structure, gstr);
|
|
g_string_free(gstr, false);
|
|
check(ret);
|
|
}
|
|
|
|
void Input::end()
|
|
{
|
|
check(sr_input_end(_structure));
|
|
}
|
|
|
|
Input::~Input()
|
|
{
|
|
if (_device)
|
|
delete _device;
|
|
sr_input_free(_structure);
|
|
}
|
|
|
|
InputDevice::InputDevice(shared_ptr<Input> input,
|
|
struct sr_dev_inst *structure) :
|
|
ParentOwned(structure),
|
|
Device(structure),
|
|
_input(input)
|
|
{
|
|
}
|
|
|
|
InputDevice::~InputDevice()
|
|
{
|
|
}
|
|
|
|
shared_ptr<Device> InputDevice::get_shared_from_this()
|
|
{
|
|
return static_pointer_cast<Device>(shared_from_this());
|
|
}
|
|
|
|
Option::Option(const struct sr_option *structure,
|
|
shared_ptr<const struct sr_option *> structure_array) :
|
|
UserOwned(structure),
|
|
_structure_array(structure_array)
|
|
{
|
|
}
|
|
|
|
Option::~Option()
|
|
{
|
|
}
|
|
|
|
string Option::id()
|
|
{
|
|
return valid_string(_structure->id);
|
|
}
|
|
|
|
string Option::name()
|
|
{
|
|
return valid_string(_structure->name);
|
|
}
|
|
|
|
string Option::description()
|
|
{
|
|
return valid_string(_structure->desc);
|
|
}
|
|
|
|
Glib::VariantBase Option::default_value()
|
|
{
|
|
return Glib::VariantBase(_structure->def, true);
|
|
}
|
|
|
|
vector<Glib::VariantBase> Option::values()
|
|
{
|
|
vector<Glib::VariantBase> result;
|
|
for (auto l = _structure->values; l; l = l->next)
|
|
result.push_back(Glib::VariantBase((GVariant *) l->data, true));
|
|
return result;
|
|
}
|
|
|
|
OutputFormat::OutputFormat(const struct sr_output_module *structure) :
|
|
ParentOwned(structure)
|
|
{
|
|
}
|
|
|
|
OutputFormat::~OutputFormat()
|
|
{
|
|
}
|
|
|
|
string OutputFormat::name()
|
|
{
|
|
return valid_string(sr_output_id_get(_structure));
|
|
}
|
|
|
|
string OutputFormat::description()
|
|
{
|
|
return valid_string(sr_output_description_get(_structure));
|
|
}
|
|
|
|
vector<string> OutputFormat::extensions()
|
|
{
|
|
vector<string> exts;
|
|
for (const char *const *e = sr_output_extensions_get(_structure);
|
|
e && *e; e++)
|
|
exts.push_back(*e);
|
|
return exts;
|
|
}
|
|
|
|
map<string, shared_ptr<Option>> OutputFormat::options()
|
|
{
|
|
const struct sr_option **options = sr_output_options_get(_structure);
|
|
map<string, shared_ptr<Option>> result;
|
|
if (options)
|
|
{
|
|
auto option_array = shared_ptr<const struct sr_option *>(
|
|
options, sr_output_options_free);
|
|
for (int i = 0; options[i]; i++)
|
|
result[options[i]->id] = shared_ptr<Option>(
|
|
new Option(options[i], option_array), Option::Deleter());
|
|
}
|
|
return result;
|
|
}
|
|
|
|
shared_ptr<Output> OutputFormat::create_output(
|
|
shared_ptr<Device> device, map<string, Glib::VariantBase> options)
|
|
{
|
|
return shared_ptr<Output>(
|
|
new Output(shared_from_this(), device, options),
|
|
Output::Deleter());
|
|
}
|
|
|
|
shared_ptr<Output> OutputFormat::create_output(string filename,
|
|
shared_ptr<Device> device, map<string, Glib::VariantBase> options)
|
|
{
|
|
return shared_ptr<Output>(
|
|
new Output(filename, shared_from_this(), device, options),
|
|
Output::Deleter());
|
|
}
|
|
|
|
bool OutputFormat::test_flag(const OutputFlag *flag)
|
|
{
|
|
return sr_output_test_flag(_structure, flag->id());
|
|
}
|
|
|
|
Output::Output(shared_ptr<OutputFormat> format,
|
|
shared_ptr<Device> device, map<string, Glib::VariantBase> options) :
|
|
UserOwned(sr_output_new(format->_structure,
|
|
map_to_hash_variant(options), device->_structure, NULL)),
|
|
_format(format),
|
|
_device(device),
|
|
_options(options)
|
|
{
|
|
}
|
|
|
|
Output::Output(string filename, shared_ptr<OutputFormat> format,
|
|
shared_ptr<Device> device, map<string, Glib::VariantBase> options) :
|
|
UserOwned(sr_output_new(format->_structure,
|
|
map_to_hash_variant(options), device->_structure, filename.c_str())),
|
|
_format(format),
|
|
_device(device),
|
|
_options(options)
|
|
{
|
|
}
|
|
|
|
Output::~Output()
|
|
{
|
|
check(sr_output_free(_structure));
|
|
}
|
|
|
|
string Output::receive(shared_ptr<Packet> packet)
|
|
{
|
|
GString *out;
|
|
check(sr_output_send(_structure, packet->_structure, &out));
|
|
if (out)
|
|
{
|
|
auto result = string(out->str, out->str + out->len);
|
|
g_string_free(out, true);
|
|
return result;
|
|
}
|
|
else
|
|
{
|
|
return string();
|
|
}
|
|
}
|
|
|
|
#include <enums.cpp>
|
|
|
|
}
|