mirror of
https://github.com/paulscherrerinstitute/sf_daq_buffer.git
synced 2026-04-20 23:24:36 +02:00
lhdamiani
300d992acf
Conflicts: jf-assembler/src/main.cpp jf-udp-recv/src/main.cpp std-udp-recv/src/FrameUdpReceiver.cpp
52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
#ifndef SF_DAQ_BUFFER_RAMBUFFER_HPP
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#define SF_DAQ_BUFFER_RAMBUFFER_HPP
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#include <string>
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#include "formats.hpp"
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#include "buffer_config.hpp"
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class RamBuffer {
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const std::string buffer_name_;
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const int n_modules_;
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const int n_slots_;
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const size_t meta_bytes_;
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const size_t data_bytes_;
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const size_t slot_bytes_;
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const size_t buffer_bytes_;
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int shm_fd_;
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char* buffer_;
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private:
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char* _get_meta_buffer(int slot_n, uint64_t module_id) const;
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char* _get_frame_data_buffer(int slot_n, uint64_t module_id) const;
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public:
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RamBuffer(const std::string& buffer_name,
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size_t meta_n_bytes,
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size_t data_n_bytes,
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int n_modules,
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int n_slots);
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~RamBuffer();
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void write_frame(const ModuleFrame &src_meta, const char *src_data) const;
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void read_frame(const uint64_t pulse_id,
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const uint64_t module_id,
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ModuleFrame &meta,
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char *data) const;
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char* get_frame_data(
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const uint64_t image_id, const uint64_t module_id) const;
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char* get_slot_data(const uint64_t image_id) const;
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char* get_frame_meta(
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const uint64_t image_id, const uint64_t module_id) const;
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char* get_slot_meta(const uint64_t image_id) const;
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};
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#endif //SF_DAQ_BUFFER_RAMBUFFER_HPP
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