| /** |
| * Allows to encrypt spinel frames sent between Application Processor (AP) and Network Co-Processor (NCP). |
| */ |
| |
| namespace SpinelEncrypter { |
| |
| /** |
| * Encrypts spinel frames before sending to AP/NCP. |
| * |
| * This method encrypts outbound frames in both directions, i.e. from AP to NCP and from NCP to AP. |
| * |
| * @param[in,out] aFrameBuf Pointer to buffer containing the frame, also where the encrypted frame will be placed. |
| * @param[in] aFrameSize Max number of bytes in frame buffer (max length of spinel frame + additional data for encryption). |
| * @param[in,out] aFrameLength Pointer to store frame length, on input value is set to frame length, |
| * on output changed to show the frame length after encryption. |
| * @return \c true on success, \c false otherwise. |
| */ |
| bool EncryptOutbound(unsigned char *aFrameBuf, size_t aFrameSize, size_t *aFrameLength); |
| |
| /** |
| * Decrypts spinel frames received from AP/NCP. |
| * |
| * This method decrypts inbound frames in both directions, i.e. from AP to NCP and from NCP to AP. |
| * |
| * @param[in,out] aFrameBuf Pointer to buffer containing encrypted frame, also where the decrypted frame will be placed. |
| * @param[in] aFrameSize Max number of bytes in frame buffer (max length of spinel frame + additional data for encryption). |
| * @param[in,out] aFrameLength Pointer to store frame length, on input value is set to encrypted frame length, |
| * on output changed to show the frame length after decryption. |
| * @return \c true on success, \c false otherwise. |
| */ |
| bool DecryptInbound(unsigned char *aFrameBuf, size_t aFrameSize, size_t *aFrameLength); |
| |
| } // namespace SpinelEncrypter |