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Added cdm_license_fuzzer

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exec/s: 50
Test: ./cdm_license_fuzzer
Bug: 265234582

Change-Id: I5769fb7c0d225c38ed4681f74e32f545edaf43cf
This commit is contained in:
Akshata Kadam
2023-03-09 15:21:26 +05:30
committed by Akshata Kadam
parent 7f9f3f3f4b
commit c86a3bc1e1
3 changed files with 572 additions and 0 deletions
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29
fuzzer/README.md
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@@ -7,6 +7,7 @@
+ [service_certificate_fuzzer](#ServiceCertificate)
+ [policy_timers_fuzzer](#PolicyTimers)
+ [privacy_crypto_fuzzer](#PrivacyCrypto)
+ [cdm_license_fuzzer](#CdmLicense)
# <a name="PolicyEngine"></a> Fuzzer for PolicyEngine
@@ -152,3 +153,31 @@ PrivacyCrypto supports the following parameters:
```
$ adb sync data
$ adb shell /data/fuzz/arm64/privacy_crypto_fuzzer/vendor/privacy_crypto_fuzzer
```
# <a name="CdmLicense"></a> Fuzzer for CdmLicense
CdmLicense supports the following parameters:
1. InitiDataType (parameter name: "kInitiDataType")
2. ProtectionScheme (parameter name: "kProtectionScheme")
3. SecurityLevel (parameter name: "kSecurityLevel")
4. SignedType(parameter name: "kSignedType")
| Parameter| Valid Values| Configured Value|
|------------- |-------------| ----- |
|`kInitiDataType`| 1. `video/mp4` <br> 2. `video/webm` <br> 3. `cenc` <br> 4. `hls` <br> 5. `webm` <br> |Value obtained from FuzzedDataProvider|
|`kProtectionScheme`| 1. `0x63626331` <br> 2. `0x63626373` <br> 3. `0x31636263` <br> 4. `0x73636263` <br> 5. `0x63656e63` <br> |Value obtained from FuzzedDataProvider|
|`kSecurityLevel`| 1. `QUERY_VALUE_SECURITY_LEVEL_L1` <br> 2. `QUERY_VALUE_SECURITY_LEVEL_L2` <br> 3. `QUERY_VALUE_SECURITY_LEVEL_L3` <br> |Value obtained from FuzzedDataProvider|
|`kSignedType`| 1. `SignedMessage::LICENSE` <br> 2.`SignedMessage::SERVICE_CERTIFICATE` <br> 3. `SignedMessage::ERROR_RESPONSE`|Value obtained from FuzzedDataProvider|
#### Steps to run
1. Build the fuzzer
```
$ mm -j$(nproc) cdm_license_fuzzer
```
2. Run on device
```
$ adb sync data
$ adb shell /data/fuzz/arm64/cdm_license_fuzzer/vendor/cdm_license_fuzzer
```