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-rw-r--r--le/le_entry_table.cpp49
1 files changed, 49 insertions, 0 deletions
diff --git a/le/le_entry_table.cpp b/le/le_entry_table.cpp
index 28f901d..6e8b0c7 100644
--- a/le/le_entry_table.cpp
+++ b/le/le_entry_table.cpp
@@ -1,9 +1,58 @@
#include "le_entry_table.hpp"
+#include "parse.hpp"
#include "output.hpp"
+#include "boost/fusion/adapted/struct.hpp"
+
+typedef boost::variant<binparse::Offset16, binparse::Offset32> EntryT;
+
+BOOST_FUSION_ADAPT_STRUCT(
+ le::EntryTable::Entry::EntryPoint,
+ (binparse::Value8, flags)
+ (EntryT, entry)
+)
+
+BOOST_FUSION_ADAPT_STRUCT(
+ le::EntryTable::Entry,
+ (binparse::Value8, nr_entries)
+ (binparse::Value8, flags)
+ (binparse::Value16, object_index)
+ (std::vector<le::EntryTable::Entry::EntryPoint>, entries)
+)
+
namespace le {
+EntryTable::Entry parse_entry_table_entry(std::istream& is) {
+ EntryTable::Entry entry;
+
+ entry.nr_entries = binparse::parse<binparse::Value8>(is, "nr_entries");
+ entry.flags = binparse::parse<binparse::Value8>(is, "flags");
+ entry.object_index = binparse::parse<binparse::Value16>(is, "object_index");
+
+ for(Value8 i = Value8(0); i < entry.nr_entries; i++) {
+ if(entry.flags & 2) {
+ entry.entries.push_back({
+ binparse::parse<Value8>(is, "flags"),
+ binparse::parse<Offset32>(is, "entry")
+ });
+ } else {
+ entry.entries.push_back({
+ binparse::parse<Value8>(is, "flags"),
+ binparse::parse<Offset16>(is, "entry")
+ });
+ }
+ }
+
+ return entry;
+}
+
+std::ostream& operator<<(std::ostream& os, EntryTable::Entry const& entry)
+{
+ return binparse::operator<<(os, entry);
+}
+
+
EntryTable parse_entry_table(std::istream& is, binparse::Offset32 offset)
{
is.seekg(0, std::ios::beg);