summaryrefslogtreecommitdiffstats
path: root/drm/libdrmframework/plugins/common/include/DrmEngineBase.h
diff options
context:
space:
mode:
authorJames Dong <jdong@google.com>2012-01-10 08:24:37 -0800
committerJames Dong <jdong@google.com>2012-01-12 16:25:12 -0800
commit9d2f386dd2885eaffa11fd494ae258bb09fe6397 (patch)
tree382639f8cc7f1a3677589d7dfca37b667ea4261c /drm/libdrmframework/plugins/common/include/DrmEngineBase.h
parent83bc7f3cf78b28a818417f40a4f0c00593993366 (diff)
downloadframeworks_av-9d2f386dd2885eaffa11fd494ae258bb09fe6397.zip
frameworks_av-9d2f386dd2885eaffa11fd494ae258bb09fe6397.tar.gz
frameworks_av-9d2f386dd2885eaffa11fd494ae258bb09fe6397.tar.bz2
Separate sniffing from session initialization
This avoid lengthy/duplicate sniffing for drm plugins when a decrypt session is opened o The change is backward compatibile in that no update is required for existing drm plug-ins if they do not plan to provide separate sniffer/extractor related-to-bug: 5725548 Change-Id: I7fc4caf82d77472da4e2bc7b5d31060fb54fd84c
Diffstat (limited to 'drm/libdrmframework/plugins/common/include/DrmEngineBase.h')
-rw-r--r--drm/libdrmframework/plugins/common/include/DrmEngineBase.h51
1 files changed, 47 insertions, 4 deletions
diff --git a/drm/libdrmframework/plugins/common/include/DrmEngineBase.h b/drm/libdrmframework/plugins/common/include/DrmEngineBase.h
index 4a5afcf..08f6e6d 100644
--- a/drm/libdrmframework/plugins/common/include/DrmEngineBase.h
+++ b/drm/libdrmframework/plugins/common/include/DrmEngineBase.h
@@ -80,10 +80,12 @@ public:
DrmSupportInfo* getSupportInfo(int uniqueId);
status_t openDecryptSession(
- int uniqueId, DecryptHandle* decryptHandle, int fd, off64_t offset, off64_t length);
+ int uniqueId, DecryptHandle* decryptHandle,
+ int fd, off64_t offset, off64_t length, const char* mime);
status_t openDecryptSession(
- int uniqueId, DecryptHandle* decryptHandle, const char* uri);
+ int uniqueId, DecryptHandle* decryptHandle,
+ const char* uri, const char* mime);
status_t closeDecryptSession(int uniqueId, DecryptHandle* decryptHandle);
@@ -375,7 +377,29 @@ protected:
* DRM_ERROR_CANNOT_HANDLE for failure and DRM_NO_ERROR for success
*/
virtual status_t onOpenDecryptSession(
- int uniqueId, DecryptHandle* decryptHandle, int fd, off64_t offset, off64_t length) = 0;
+ int uniqueId, DecryptHandle* decryptHandle,
+ int fd, off64_t offset, off64_t length) = 0;
+
+ /**
+ * Open the decrypt session to decrypt the given protected content
+ *
+ * @param[in] uniqueId Unique identifier for a session
+ * @param[in] decryptHandle Handle for the current decryption session
+ * @param[in] fd File descriptor of the protected content to be decrypted
+ * @param[in] offset Start position of the content
+ * @param[in] length The length of the protected content
+ * @param[in] mime Mime type of the protected content
+ * drm plugin may do some optimization since the mime type is known.
+ * @return
+ * DRM_ERROR_CANNOT_HANDLE for failure and DRM_NO_ERROR for success
+ */
+ virtual status_t onOpenDecryptSession(
+ int uniqueId, DecryptHandle* decryptHandle,
+ int fd, off64_t offset, off64_t length,
+ const char* mime) {
+
+ return DRM_ERROR_CANNOT_HANDLE;
+ }
/**
* Open the decrypt session to decrypt the given protected content
@@ -387,7 +411,26 @@ protected:
* DRM_ERROR_CANNOT_HANDLE for failure and DRM_NO_ERROR for success
*/
virtual status_t onOpenDecryptSession(
- int uniqueId, DecryptHandle* decryptHandle, const char* uri) = 0;
+ int uniqueId, DecryptHandle* decryptHandle,
+ const char* uri) = 0;
+
+ /**
+ * Open the decrypt session to decrypt the given protected content
+ *
+ * @param[in] uniqueId Unique identifier for a session
+ * @param[in] decryptHandle Handle for the current decryption session
+ * @param[in] uri Path of the protected content to be decrypted
+ * @param[in] mime Mime type of the protected content. The corresponding
+ * drm plugin may do some optimization since the mime type is known.
+ * @return
+ * DRM_ERROR_CANNOT_HANDLE for failure and DRM_NO_ERROR for success
+ */
+ virtual status_t onOpenDecryptSession(
+ int uniqueId, DecryptHandle* decryptHandle,
+ const char* uri, const char* mime) {
+
+ return DRM_ERROR_CANNOT_HANDLE;
+ }
/**
* Close the decrypt session for the given handle