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Avoid multiple loads of Device RSA private key

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Molly reports OEMCrypto errors when Device RSA private key is
loaded a second time in the same session. This occurs in privacy
mode when a service certificate is request and later a key request is
generated.

bug: 10815492

Merge of https://widevine-internal-review.googlesource.com/#/c/7823/
from Widevine cdm repo

Change-Id: I98999fb0e77597109b68c379eaaa4838d3f6dde4
This commit is contained in:
Jeff Tinker
2013-09-19 17:23:58 -07:00
parent 4fbb928628
commit c28be299dc
2 changed files with 8 additions and 2 deletions
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9
libwvdrmengine/cdm/core/src/cdm_session.cpp
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@@ -31,7 +31,8 @@ CdmSession::CdmSession(const CdmClientPropertySet* cdm_client_property_set)
crypto_session_(NULL),
license_received_(false),
reinitialize_session_(false),
license_type_(kLicenseTypeStreaming) {
license_type_(kLicenseTypeStreaming),
is_certificate_loaded_(false) {
if (cdm_client_property_set) {
Properties::AddSessionPropertySet(session_id_, cdm_client_property_set);
}
@@ -161,7 +162,11 @@ CdmResponseType CdmSession::GenerateKeyRequest(
}
if (Properties::use_certificates_as_identification()) {
if (!crypto_session_->LoadCertificatePrivateKey(wrapped_key_)) {
if (is_certificate_loaded_ ||
crypto_session_->LoadCertificatePrivateKey(wrapped_key_)) {
is_certificate_loaded_ = true;
}
else {
reinitialize_session_ = true;
return NEED_PROVISIONING;
}