ctrtool: updated ncsd code

proper detection of ncch0 offset/size
This commit is contained in:
3DSGuy
2014-04-14 14:11:43 +08:00
parent 4fe8ad75fe
commit a8c0e20160
+12 -12
View File
@@ -42,6 +42,16 @@ int ncsd_signature_verify(const void* blob, rsakey2048* key)
return ctr_rsa_verify_hash(sig, hash, key);
}
unsigned int ncsd_get_mediaunit_size(ncsd_context* ctx)
{
unsigned int mediaunitsize = settings_get_mediaunit_size(ctx->usersettings);
if (mediaunitsize == 0)
mediaunitsize = 1<<(9+ctx->header.flags[6]);
return mediaunitsize;
}
void ncsd_process(ncsd_context* ctx, u32 actions)
{
fseek(ctx->file, ctx->offset, SEEK_SET);
@@ -64,22 +74,12 @@ void ncsd_process(ncsd_context* ctx, u32 actions)
ncsd_print(ctx);
ncch_set_file(&ctx->ncch, ctx->file);
ncch_set_offset(&ctx->ncch, 0x4000);
ncch_set_size(&ctx->ncch, ctx->size - 0x4000);
ncch_set_offset(&ctx->ncch, ctx->header.partitiongeometry[0].offset * ncsd_get_mediaunit_size(ctx));
ncch_set_size(&ctx->ncch, ctx->header.partitiongeometry[0].size * ncsd_get_mediaunit_size(ctx));
ncch_set_usersettings(&ctx->ncch, ctx->usersettings);
ncch_process(&ctx->ncch, actions);
}
unsigned int ncsd_get_mediaunit_size(ncsd_context* ctx)
{
unsigned int mediaunitsize = settings_get_mediaunit_size(ctx->usersettings);
if (mediaunitsize == 0)
mediaunitsize = 1<<(9+ctx->header.flags[6]);
return mediaunitsize;
}
const char* ncsd_print_mediatype(u8 type)
{
switch(type)