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Support generic Elf notes, with unit tests

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A=Mike Hommey <mh@glandium.org>
R=ted at https://breakpad.appspot.com/546002/

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1142 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
ted.mielczarek@gmail.com 2013-04-04 16:24:44 +00:00
parent 3a8617eb8c
commit 6dc56cca44
4 changed files with 63 additions and 27 deletions
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41
src/common/linux/synth_elf_unittest.cc
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@ -42,6 +42,7 @@
using google_breakpad::ElfClass32;
using google_breakpad::ElfClass64;
using google_breakpad::synth_elf::ELF;
using google_breakpad::synth_elf::Notes;
using google_breakpad::synth_elf::Section;
using google_breakpad::synth_elf::StringTable;
using google_breakpad::synth_elf::SymbolTable;
@ -369,4 +370,44 @@ TYPED_TEST(BasicElf, BasicLE) {
EXPECT_EQ(0U, phdr->p_align);
}
class ElfNotesTest : public Test {};
TEST_F(ElfNotesTest, Empty) {
Notes notes(kLittleEndian);
string contents;
ASSERT_TRUE(notes.GetContents(&contents));
EXPECT_EQ(0U, contents.size());
}
TEST_F(ElfNotesTest, Notes) {
Notes notes(kLittleEndian);
notes.AddNote(1, "Linux", reinterpret_cast<const uint8_t *>("\x42\x02\0\0"),
4);
notes.AddNote(2, "a", reinterpret_cast<const uint8_t *>("foobar"),
sizeof("foobar") - 1);
const uint8_t kExpectedNotesContents[] = {
// Note 1
0x06, 0x00, 0x00, 0x00, // name size, including terminating zero
0x04, 0x00, 0x00, 0x00, // desc size
0x01, 0x00, 0x00, 0x00, // type
'L', 'i', 'n', 'u', 'x', 0x00, 0x00, 0x00, // padded "Linux"
0x42, 0x02, 0x00, 0x00, // desc
// Note 2
0x02, 0x00, 0x00, 0x00, // name size
0x06, 0x00, 0x00, 0x00, // desc size
0x02, 0x00, 0x00, 0x00, // type
'a', 0x00, 0x00, 0x00, // padded "a"
'f', 'o', 'o', 'b', 'a', 'r', 0x00, 0x00, // padded "foobar"
};
const size_t kExpectedNotesSize = sizeof(kExpectedNotesContents);
EXPECT_EQ(kExpectedNotesSize, notes.Size());
string notes_contents;
ASSERT_TRUE(notes.GetContents(&notes_contents));
EXPECT_EQ(0, memcmp(kExpectedNotesContents,
notes_contents.data(),
notes_contents.size()));
}
#endif // defined(__i386__) || defined(__x86_64__)