Don't save section data for the special sections.

This commit is contained in:
Maschell 2019-03-10 01:41:38 +01:00
parent 2f4362b159
commit 3085d0b374
1 changed files with 19 additions and 13 deletions

View File

@ -46,24 +46,30 @@ public class RPXUtils {
if (offset != 0) {
if ((flags & SHT_NOBITS) != SHT_NOBITS) {
byte[] data = h.getData();
if (h.getType() == SHT_RPL_CRCS || h.getType() == SHT_RPL_EXPORTS || h.getType() == SHT_RPL_IMPORTS
|| h.getType() == SHT_RPL_FILEINFO) {
data = new byte[0];
curSize = 0;
} else {
if ((flags & SHF_RPL_ZLIB) == SHF_RPL_ZLIB) {
monitor.setMessage("Decompressing section " + h.getTypeAsString());
long section_size_inflated = ByteBuffer.wrap(Arrays.copyOf(data, 4)).getInt() & 0xFFFFFFFF;
Inflater inflater = new Inflater();
inflater.setInput(data, 4, (int) h.getSize() - 4); // the first byte is the size
if ((flags & SHF_RPL_ZLIB) == SHF_RPL_ZLIB) {
monitor.setMessage("Decompressing section " + h.getTypeAsString());
long section_size_inflated = ByteBuffer.wrap(Arrays.copyOf(data, 4)).getInt() & 0xFFFFFFFF;
Inflater inflater = new Inflater();
inflater.setInput(data, 4, (int) h.getSize() - 4); // the first byte is the size
byte[] decompressed = new byte[(int) section_size_inflated];
byte[] decompressed = new byte[(int) section_size_inflated];
inflater.inflate(decompressed);
inflater.inflate(decompressed);
inflater.end();
inflater.end();
// Is this alignment really necessary?
curSize = (section_size_inflated + 0x03) & ~0x3;
flags &= ~SHF_RPL_ZLIB;
data = decompressed;
// Is this alignment really necessary?
curSize = (section_size_inflated + 0x03) & ~0x3;
flags &= ~SHF_RPL_ZLIB;
data = decompressed;
}
}
long newEnd = shdr_data_elf_offset + curSize;
buffer = Utils.checkAndGrowByteBuffer(buffer, newEnd);