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Provisioning SDK release: 16.3.2

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Buildbot
2020-09-16 20:25:23 +00:00
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commit 9e2d97ce2a
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example/provisioning_example.cc
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////////////////////////////////////////////////////////////////////////////////
// Copyright 2016 Google Inc.
//
// This software is licensed under the terms defined in the Widevine Master
// License Agreement. For a copy of this agreement, please contact
// widevine-licensing@google.com.
////////////////////////////////////////////////////////////////////////////////
#include <stddef.h>
#include <stdio.h>
#include <iostream>
#include <memory>
#include <string>
#include "provisioning_sdk/public/certificate_type.h"
#include "provisioning_sdk/public/provisioning_engine.h"
#include "provisioning_sdk/public/provisioning_session.h"
#include "provisioning_sdk/public/provisioning_status.h"
using widevine::OK;
using widevine::ProvisioningEngine;
using widevine::ProvisioningSession;
using widevine::kCertTesting;
std::string GetContents(const std::string& file_name) {
if (file_name.empty()) {
std::cout << "File name is empty." << std::endl;
return "";
}
FILE* file = fopen(file_name.c_str(), "r");
if (!file) {
std::cout << "Unable to open file " << file_name << std::endl;
return "";
}
std::string contents;
const size_t kReadSize = 0x1000;
char buffer[kReadSize];
while (true) {
size_t size_read = fread(buffer, sizeof(char), kReadSize, file);
if (size_read == 0) break;
contents.append(buffer, size_read);
}
if (!feof(file)) std::cout << "Failed to read all file contents.";
fclose(file);
return contents;;
}
int main(int argc, char** argv) {
ProvisioningEngine engine;
// Call Initialize to setup the engine.
if (engine.Initialize(
kCertTesting, GetContents("example_data/service.cert"),
GetContents("example_data/service.encrypted.private"),
GetContents("example_data/service.passphrase"),
GetContents("example_data/provisioner.cert"),
GetContents("example_data/provisioner.encrypted.private"),
GetContents("example_data/provisioner.passphrase"),
GetContents("example_data/provisioner.spoid_secret")) != OK) {
std::cout << "Failed to initialize." << std::endl;
return 1;
}
// Certificate status list should be updated periodically. In this example,
// we'll just set it once. Note that in practice, the expiration should not be
// 10 years long.
if (engine.SetCertificateStatusList(
GetContents("example_data/certificate_list"),
10 * 365 * 24 * 3600 /* 10 years */) != OK) {
std::cout << "Failed to set certificate status list." << std::endl;
return 1;
}
// Before being able to process provisioning request for a specific type of
// device, we need to generate the intermediate certificate and add it to the
// engine first. This only needs to be done once for every new type of device.
const int kSystemId = 2001;
std::string certificate;
if (engine.GenerateDrmIntermediateCertificate(
kSystemId, GetContents("example_data/intermediate.public"),
&certificate) != OK) {
std::cout << "Failed to generate intermediate certificate." << std::endl;
return 1;
}
if (engine.AddDrmIntermediateCertificate(
certificate,
GetContents("example_data/intermediate.encrypted.private"),
GetContents("example_data/intermediate.passphrase")) != OK) {
std::cout << "Failed to add intermediate certificate." << std::endl;
return 1;
}
// In order to process provisioning request, we need to create a session. The
// public/private key pairs should be unique - they cannot be reused if the
// message is processed successfully; if ProcessMessage fails, they can be
// reused on another session.
std::unique_ptr<ProvisioningSession> session;
if (engine.NewProvisioningSession(GetContents("example_data/user.public"),
GetContents("example_data/user.private"),
&session) != OK) {
std::cout << "Failed to create session." << std::endl;
return 1;
}
std::string response;
bool done;
if (session->ProcessMessage(GetContents("example_data/message"), &response,
&done) != OK) {
std::cout << "Failed to process message." << std::endl;
return 1;
}
std::cout << "Message processed successfully.";
return 0;
}