52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
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#include "dbg-lib/index_block_dumper.h"
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#include "dbg-lib/output_formatter.h"
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#include "dbg-lib/sm_show_traits.h"
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#include "persistent-data/space-maps/disk_structures.h"
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using namespace dbg;
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//----------------------------------------------------------------
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namespace {
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using persistent_data::block_manager;
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class index_block_dumper : public dbg::block_dumper {
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public:
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virtual void show(block_manager::read_ref &rr, std::ostream &out) {
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sm_disk_detail::metadata_index const *mdi =
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reinterpret_cast<sm_disk_detail::metadata_index const *>(rr.data());
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show_metadata_index(mdi, sm_disk_detail::MAX_METADATA_BITMAPS, out);
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}
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private:
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void show_metadata_index(sm_disk_detail::metadata_index const *mdi, unsigned nr_indexes, std::ostream &out) {
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formatter::ptr f = create_xml_formatter();
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field(*f, "csum", to_cpu<uint32_t>(mdi->csum_));
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field(*f, "padding", to_cpu<uint32_t>(mdi->padding_));
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field(*f, "blocknr", to_cpu<uint64_t>(mdi->blocknr_));
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sm_disk_detail::index_entry ie;
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for (unsigned i = 0; i < nr_indexes; i++) {
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sm_disk_detail::index_entry_traits::unpack(*(mdi->index + i), ie);
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if (!ie.blocknr_ && !ie.nr_free_ && !ie.none_free_before_)
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continue;
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formatter::ptr f2 = create_xml_formatter();
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index_entry_show_traits::show(f2, "value", ie);
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f->child(boost::lexical_cast<string>(i), f2);
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}
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f->output(out, 0);
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}
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};
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}
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//----------------------------------------------------------------
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block_dumper::ptr
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dbg::create_index_block_dumper() {
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return block_dumper::ptr(new index_block_dumper());
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}
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//----------------------------------------------------------------
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