forked from sdr/gr-osmosdr
122 lines
3.6 KiB
C++
122 lines
3.6 KiB
C++
/* -*- c++ -*- */
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/*
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* Copyright 2012 Hoernchen <la@tfc-server.de>
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*
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* GNU Radio 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, or (at your option)
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* any later version.
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*
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* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef RTL_TCP_SOURCE_F_H
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#define RTL_TCP_SOURCE_F_H
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#include <gr_sync_block.h>
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#include <gruel/thread.h>
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#if defined(_WIN32)
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// if not posix, assume winsock
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#pragma comment(lib, "ws2_32.lib")
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#define USING_WINSOCK
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#define SHUT_RDWR 2
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typedef char* optval_t;
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#else
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#include <netdb.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#include <arpa/inet.h>
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typedef void* optval_t;
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#endif
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#define ssize_t int
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/* copied from rtl sdr */
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enum rtlsdr_tuner {
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RTLSDR_TUNER_UNKNOWN = 0,
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RTLSDR_TUNER_E4000,
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RTLSDR_TUNER_FC0012,
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RTLSDR_TUNER_FC0013,
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RTLSDR_TUNER_FC2580,
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RTLSDR_TUNER_R820T
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};
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class rtl_tcp_source_f;
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typedef boost::shared_ptr<rtl_tcp_source_f> rtl_tcp_source_f_sptr;
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rtl_tcp_source_f_sptr make_rtl_tcp_source_f (
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size_t itemsize,
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const char *host,
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unsigned short port,
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int payload_size,
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bool eof = false,
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bool wait = false);
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class rtl_tcp_source_f : public gr_sync_block
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{
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private:
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size_t d_itemsize;
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int d_payload_size; // maximum transmission unit (packet length)
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bool d_eof; // zero-length packet is EOF
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bool d_wait; // wait if data if not immediately available
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int d_socket; // handle to socket
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unsigned char *d_temp_buff; // hold buffer between calls
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size_t d_temp_offset; // point to temp buffer location offset
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float *d_LUT;
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unsigned int d_tuner_type;
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unsigned int d_tuner_gain_count;
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unsigned int d_tuner_if_gain_count;
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private:
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rtl_tcp_source_f(size_t itemsize, const char *host,
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unsigned short port, int payload_size, bool eof, bool wait);
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// The friend declaration allows make_source_c to
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// access the private constructor.
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friend rtl_tcp_source_f_sptr make_rtl_tcp_source_f (
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size_t itemsize,
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const char *host,
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unsigned short port,
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int payload_size,
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bool eof,
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bool wait);
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public:
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~rtl_tcp_source_f();
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enum rtlsdr_tuner get_tuner_type() { return (enum rtlsdr_tuner) d_tuner_type; }
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unsigned int get_tuner_gain_count() { return d_tuner_gain_count; }
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unsigned int get_tuner_if_gain_count() { return d_tuner_if_gain_count; }
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int work(int noutput_items,
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gr_vector_const_void_star &input_items,
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gr_vector_void_star &output_items);
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void set_freq(int freq);
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void set_sample_rate(int sample_rate);
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void set_gain_mode(int manual);
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void set_gain(int gain);
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void set_freq_corr(int ppm);
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void set_if_gain(int stage, int gain);
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void set_agc_mode(int on);
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void set_direct_sampling(int on);
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void set_offset_tuning(int on);
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};
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#endif /* RTL_TCP_SOURCE_F_H */
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