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//
// Copyright 2012 Josh Blum
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with io_sig program. If not, see <http://www.gnu.org/licenses/>.
#ifndef INCLUDED_LIBGRAS_IMPL_BLOCK_ACTOR_HPP
#define INCLUDED_LIBGRAS_IMPL_BLOCK_ACTOR_HPP
#include <gras_impl/debug.hpp>
#include <gras_impl/bitset.hpp>
#include <gnuradio/gras.hpp>
#include <gnuradio/block.hpp>
#include <Apology/Worker.hpp>
#include <gras_impl/token.hpp>
#include <gras_impl/messages.hpp>
#include <gras_impl/output_buffer_queues.hpp>
#include <gras_impl/input_buffer_queues.hpp>
#include <gras_impl/interruptible_thread.hpp>
#include <vector>
#include <set>
namespace gnuradio
{
static GRAS_FORCE_INLINE unsigned long myulround(const double x)
{
return (unsigned long)(x + 0.5);
}
static GRAS_FORCE_INLINE unsigned long long myullround(const double x)
{
return (unsigned long long)(x + 0.5);
}
struct BlockActor : Apology::Worker
{
BlockActor(void);
~BlockActor(void);
Block *block_ptr;
std::string name; //for debug
//do it here so we can match w/ the handler declarations
void register_handlers(void)
{
this->RegisterHandler(this, &BlockActor::handle_topology);
this->RegisterHandler(this, &BlockActor::handle_top_alloc);
this->RegisterHandler(this, &BlockActor::handle_top_active);
this->RegisterHandler(this, &BlockActor::handle_top_inert);
this->RegisterHandler(this, &BlockActor::handle_top_token);
this->RegisterHandler(this, &BlockActor::handle_top_hint);
this->RegisterHandler(this, &BlockActor::handle_top_thread_group);
this->RegisterHandler(this, &BlockActor::handle_input_tag);
this->RegisterHandler(this, &BlockActor::handle_input_buffer);
this->RegisterHandler(this, &BlockActor::handle_input_token);
this->RegisterHandler(this, &BlockActor::handle_input_check);
this->RegisterHandler(this, &BlockActor::handle_input_alloc);
this->RegisterHandler(this, &BlockActor::handle_output_buffer);
this->RegisterHandler(this, &BlockActor::handle_output_token);
this->RegisterHandler(this, &BlockActor::handle_output_check);
this->RegisterHandler(this, &BlockActor::handle_output_hint);
this->RegisterHandler(this, &BlockActor::handle_output_alloc);
this->RegisterHandler(this, &BlockActor::handle_self_kick);
this->RegisterHandler(this, &BlockActor::handle_update_inputs);
}
//handlers
void handle_topology(const Apology::WorkerTopologyMessage &, const Theron::Address);
void handle_top_alloc(const TopAllocMessage &, const Theron::Address);
void handle_top_active(const TopActiveMessage &, const Theron::Address);
void handle_top_inert(const TopInertMessage &, const Theron::Address);
void handle_top_token(const TopTokenMessage &, const Theron::Address);
void handle_top_hint(const TopHintMessage &, const Theron::Address);
void handle_top_thread_group(const SharedThreadGroup &, const Theron::Address);
void handle_input_tag(const InputTagMessage &, const Theron::Address);
void handle_input_buffer(const InputBufferMessage &, const Theron::Address);
void handle_input_token(const InputTokenMessage &, const Theron::Address);
void handle_input_check(const InputCheckMessage &, const Theron::Address);
void handle_input_alloc(const InputAllocMessage &, const Theron::Address);
void handle_output_buffer(const OutputBufferMessage &, const Theron::Address);
void handle_output_token(const OutputTokenMessage &, const Theron::Address);
void handle_output_check(const OutputCheckMessage &, const Theron::Address);
void handle_output_hint(const OutputHintMessage &, const Theron::Address);
void handle_output_alloc(const OutputAllocMessage &, const Theron::Address);
void handle_self_kick(const SelfKickMessage &, const Theron::Address);
void handle_update_inputs(const UpdateInputsMessage &, const Theron::Address);
//helpers
void buffer_returner(const size_t index, SBuffer &buffer);
void mark_done(void);
void handle_task(void);
void sort_tags(const size_t index);
void trim_tags(const size_t index);
void conclusion(void);
//per port properties
std::vector<size_t> input_items_sizes;
std::vector<size_t> output_items_sizes;
std::vector<size_t> input_history_items;
std::vector<size_t> output_multiple_items;
std::vector<size_t> input_multiple_items;
std::vector<bool> input_inline_enables;
//keeps track of production
std::vector<uint64_t> items_consumed;
std::vector<uint64_t> items_produced;
//work buffers for the classic interface
size_t work_noutput_items;
std::vector<const void *> work_input_items;
std::vector<void *> work_output_items;
std::vector<int> work_ninput_items;
std::vector<int> fcast_ninput_items;
//work buffers for the new work interface
Block::InputItems input_items;
Block::OutputItems output_items;
ptrdiff_t work_io_ptr_mask;
//track work's calls to produce and consume
std::vector<size_t> produce_items;
std::vector<size_t> consume_items;
std::vector<bool> consume_called;
//track the subscriber counts
std::vector<Token> input_tokens;
std::vector<Token> output_tokens;
BitSet inputs_done;
BitSet outputs_done;
std::set<Token> token_pool;
std::vector<SBufferToken> output_buffer_tokens;
//buffer queues and ready conditions
InputBufferQueues input_queues;
OutputBufferQueues<SBuffer> output_queues;
//tag tracking
std::vector<bool> input_tags_changed;
std::vector<std::vector<Tag> > input_tags;
Block::tag_propagation_policy_t tag_prop_policy;
//interruptible thread stuff
SharedThreadGroup thread_group;
boost::shared_ptr<InterruptibleThread> interruptible_thread;
//work helpers
int work_ret;
inline void task_work(void)
{
this->work_ret = block_ptr->Work(this->input_items, this->output_items);
}
//is the fg running?
enum
{
BLOCK_STATE_INIT,
BLOCK_STATE_LIVE,
BLOCK_STATE_DONE,
} block_state;
size_t hint; //some kind of allocation hint
Affinity buffer_affinity;
std::vector<std::vector<OutputHintMessage> > output_allocation_hints;
//rate settings
bool enable_fixed_rate;
double relative_rate;
bool forecast_fail;
bool forecast_enable;
bool topology_init;
};
} //namespace gnuradio
#endif /*INCLUDED_LIBGRAS_IMPL_BLOCK_ACTOR_HPP*/
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