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{
    "id": 11824,
    "url": "https://patchwork.libcamera.org/api/patches/11824/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/11824/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
        "list_id": "libcamera_core",
        "list_email": "libcamera-devel@lists.libcamera.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": ""
    },
    "msgid": "<20210402024452.1308253-2-hiroh@chromium.org>",
    "date": "2021-04-02T02:44:52",
    "name": "[libcamera-devel,v3,2/2] android: CameraDevice: Add more camera3_capture_request validation",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": false,
    "hash": "216c8eca5412fc411d0b6f30ac4139a958893599",
    "submitter": {
        "id": 63,
        "url": "https://patchwork.libcamera.org/api/people/63/?format=api",
        "name": "Hirokazu Honda",
        "email": "hiroh@chromium.org"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/11824/mbox/",
    "series": [
        {
            "id": 1883,
            "url": "https://patchwork.libcamera.org/api/series/1883/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1883",
            "date": "2021-04-02T02:44:51",
            "name": "[libcamera-devel,v3,1/2] android: cameraDevice: Factorize the code of validating camera3_capture_request",
            "version": 3,
            "mbox": "https://patchwork.libcamera.org/series/1883/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/11824/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/11824/checks/",
    "tags": {},
    "headers": {
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        "X-Original-To": "parsemail@patchwork.libcamera.org",
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        "From": "Hirokazu Honda <hiroh@chromium.org>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Fri,  2 Apr 2021 11:44:52 +0900",
        "Message-Id": "<20210402024452.1308253-2-hiroh@chromium.org>",
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        "In-Reply-To": "<20210402024452.1308253-1-hiroh@chromium.org>",
        "References": "<20210402024452.1308253-1-hiroh@chromium.org>",
        "MIME-Version": "1.0",
        "Subject": "[libcamera-devel] [PATCH v3 2/2] android: CameraDevice: Add more\n\tcamera3_capture_request validation",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
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        "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>",
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        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
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        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "This adds more validation to camera3_capture_request mainly\nabout buffer_handle values.\n\nSigned-off-by: Hirokazu Honda <hiroh@chromium.org>\n---\n src/android/camera_device.cpp | 29 +++++++++++++++++++++++++++--\n 1 file changed, 27 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp\nindex 988c1fd5..8b6032fc 100644\n--- a/src/android/camera_device.cpp\n+++ b/src/android/camera_device.cpp\n@@ -263,11 +263,36 @@ bool isValidRequest(camera3_capture_request_t *camera3Request)\n \t\treturn false;\n \t}\n \n-\tif (!camera3Request->num_output_buffers) {\n+\tif (!camera3Request->num_output_buffers ||\n+\t    !camera3Request->output_buffers) {\n \t\tLOG(HAL, Error) << \"No output buffers provided\";\n \t\treturn false;\n \t}\n \n+\tfor (uint32_t i = 0; i < camera3Request->num_output_buffers; i++) {\n+\t\tconst camera3_stream_buffer_t &outputBuffer =\n+\t\t\tcamera3Request->output_buffers[i];\n+\t\tif (!outputBuffer.buffer || !(*outputBuffer.buffer)) {\n+\t\t\tLOG(HAL, Error) << \"Invalid native handle\";\n+\t\t\treturn false;\n+\t\t}\n+\n+\t\tconst native_handle_t *handle = *outputBuffer.buffer;\n+\t\tconstexpr int kNativeHandleMaxFds = 1024;\n+\t\tif (handle->numFds < 0 || handle->numFds > kNativeHandleMaxFds) {\n+\t\t\tLOG(HAL, Error) << \"Invalid number of fds: \"\n+\t\t\t\t\t<< handle->numFds;\n+\t\t\treturn false;\n+\t\t}\n+\n+\t\tconstexpr int kNativeHandleMaxInts = 1024;\n+\t\tif (handle->numInts < 0 || handle->numInts > kNativeHandleMaxInts) {\n+\t\t\tLOG(HAL, Error) << \"Invalid number of data: \"\n+\t\t\t\t\t<< handle->numInts;\n+\t\t\treturn false;\n+\t\t}\n+\t}\n+\n \treturn true;\n }\n \n@@ -1800,7 +1825,7 @@ int CameraDevice::processControls(Camera3RequestDescriptor *descriptor)\n \n int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Request)\n {\n-\tif (isValidRequest(camera3Request))\n+\tif (!isValidRequest(camera3Request))\n \t\treturn -EINVAL;\n \n \t/* Start the camera if that's the first request we handle. */\n",
    "prefixes": [
        "libcamera-devel",
        "v3",
        "2/2"
    ]
}