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Loader: Use HW-acceleration for SHA256

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This commit is contained in:
Michael Scire
2018-07-24 01:26:37 -07:00
parent e58927a8ab
commit dd4993dfda
5 changed files with 287 additions and 171 deletions
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6
stratosphere/loader/source/ldr_nso.cpp
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@@ -199,6 +199,7 @@ Result NsoUtils::CalculateNsoLoadExtents(u32 addspace_type, u32 args_size, NsoLo
}
Result NsoUtils::LoadNsoSegment(u64 title_id, unsigned int index, unsigned int segment, FILE *f_nso, u8 *map_base, u8 *map_end) {
bool is_compressed = ((g_nso_headers[index].flags >> segment) & 1) != 0;
bool check_hash = ((g_nso_headers[index].flags >> (segment + 3)) & 1) != 0;
@@ -230,10 +231,11 @@ Result NsoUtils::LoadNsoSegment(u64 title_id, unsigned int index, unsigned int s
if (check_hash) {
u8 hash[0x20] = {0};
SHA256_CTX sha_ctx;
struct sha256_state sha_ctx;
sha256_init(&sha_ctx);
sha256_update(&sha_ctx, dst_addr, out_size);
sha256_final(&sha_ctx, hash);
sha256_finalize(&sha_ctx);
sha256_finish(&sha_ctx, hash);
if (std::memcmp(g_nso_headers[index].section_hashes[segment], hash, sizeof(hash))) {
return 0xA09;