/*
 * Copyright 2019 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: AMD
 *
 */


#include "hdcp.h"

void mod_hdcp_dump_binary_message(uint8_t *msg, uint32_t msg_size,
		uint8_t *buf, uint32_t buf_size)
{
	const uint8_t bytes_per_line = 16,
			byte_size = 3,
			newline_size = 1,
			terminator_size = 1;
	uint32_t line_count = msg_size / bytes_per_line,
			trailing_bytes = msg_size % bytes_per_line;
	uint32_t target_size = (byte_size * bytes_per_line + newline_size) * line_count +
			byte_size * trailing_bytes + newline_size + terminator_size;
	uint32_t buf_pos = 0;
	uint32_t i = 0;

	if (buf_size >= target_size) {
		for (i = 0; i < msg_size; i++) {
			if (i % bytes_per_line == 0)
				buf[buf_pos++] = '\n';
			sprintf(&buf[buf_pos], "%02X ", msg[i]);
			buf_pos += byte_size;
		}
		buf[buf_pos++] = '\0';
	}
}

char *mod_hdcp_status_to_str(int32_t status)
{
	switch (status) {
	case MOD_HDCP_STATUS_SUCCESS:
		return "MOD_HDCP_STATUS_SUCCESS";
	case MOD_HDCP_STATUS_FAILURE:
		return "MOD_HDCP_STATUS_FAILURE";
	case MOD_HDCP_STATUS_RESET_NEEDED:
		return "MOD_HDCP_STATUS_RESET_NEEDED";
	case MOD_HDCP_STATUS_DISPLAY_OUT_OF_BOUND:
		return "MOD_HDCP_STATUS_DISPLAY_OUT_OF_BOUND";
	case MOD_HDCP_STATUS_DISPLAY_NOT_FOUND:
		return "MOD_HDCP_STATUS_DISPLAY_NOT_FOUND";
	case MOD_HDCP_STATUS_INVALID_STATE:
		return "MOD_HDCP_STATUS_INVALID_STATE";
	case MOD_HDCP_STATUS_NOT_IMPLEMENTED:
		return "MOD_HDCP_STATUS_NOT_IMPLEMENTED";
	case MOD_HDCP_STATUS_INTERNAL_POLICY_FAILURE:
		return "MOD_HDCP_STATUS_INTERNAL_POLICY_FAILURE";
	case MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE:
		return "MOD_HDCP_STATUS_UPDATE_TOPOLOGY_FAILURE";
	case MOD_HDCP_STATUS_CREATE_PSP_SERVICE_FAILURE:
		return "MOD_HDCP_STATUS_CREATE_PSP_SERVICE_FAILURE";
	case MOD_HDCP_STATUS_DESTROY_PSP_SERVICE_FAILURE:
		return "MOD_HDCP_STATUS_DESTROY_PSP_SERVICE_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_CREATE_SESSION_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_CREATE_SESSION_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_DESTROY_SESSION_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_VALIDATE_ENCRYPTION_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_VALIDATE_ENCRYPTION_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_NOT_HDCP_REPEATER:
		return "MOD_HDCP_STATUS_HDCP1_NOT_HDCP_REPEATER";
	case MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE:
		return "MOD_HDCP_STATUS_HDCP1_NOT_CAPABLE";
	case MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING:
		return "MOD_HDCP_STATUS_HDCP1_R0_PRIME_PENDING";
	case MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_VALIDATE_RX_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY:
		return "MOD_HDCP_STATUS_HDCP1_KSV_LIST_NOT_READY";
	case MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_VALIDATE_KSV_LIST_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_ENABLE_ENCRYPTION:
		return "MOD_HDCP_STATUS_HDCP1_ENABLE_ENCRYPTION";
	case MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_ENABLE_STREAM_ENCRYPTION_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_MAX_CASCADE_EXCEEDED_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_MAX_DEVS_EXCEEDED_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_DEVICE_COUNT_MISMATCH_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_LINK_INTEGRITY_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED:
		return "MOD_HDCP_STATUS_HDCP1_REAUTH_REQUEST_ISSUED";
	case MOD_HDCP_STATUS_HDCP1_LINK_MAINTENANCE_FAILURE:
		return "MOD_HDCP_STATUS_HDCP1_LINK_MAINTENANCE_FAILURE";
	case MOD_HDCP_STATUS_HDCP1_INVALID_BKSV:
		return "MOD_HDCP_STATUS_HDCP1_INVALID_BKSV";
	case MOD_HDCP_STATUS_DDC_FAILURE:
		return "MOD_HDCP_STATUS_DDC_FAILURE";
	case MOD_HDCP_STATUS_INVALID_OPERATION:
		return "MOD_HDCP_STATUS_INVALID_OPERATION";
	default:
		return "MOD_HDCP_STATUS_UNKNOWN";
	}
}

char *mod_hdcp_state_id_to_str(int32_t id)
{
	switch (id) {
	case HDCP_UNINITIALIZED:
		return "HDCP_UNINITIALIZED";
	case HDCP_INITIALIZED:
		return "HDCP_INITIALIZED";
	case HDCP_CP_NOT_DESIRED:
		return "HDCP_CP_NOT_DESIRED";
	case H1_A0_WAIT_FOR_ACTIVE_RX:
		return "H1_A0_WAIT_FOR_ACTIVE_RX";
	case H1_A1_EXCHANGE_KSVS:
		return "H1_A1_EXCHANGE_KSVS";
	case H1_A2_COMPUTATIONS_A3_VALIDATE_RX_A6_TEST_FOR_REPEATER:
		return "H1_A2_COMPUTATIONS_A3_VALIDATE_RX_A6_TEST_FOR_REPEATER";
	case H1_A45_AUTHENICATED:
		return "H1_A45_AUTHENICATED";
	case H1_A8_WAIT_FOR_READY:
		return "H1_A8_WAIT_FOR_READY";
	case H1_A9_READ_KSV_LIST:
		return "H1_A9_READ_KSV_LIST";
	case D1_A0_DETERMINE_RX_HDCP_CAPABLE:
		return "D1_A0_DETERMINE_RX_HDCP_CAPABLE";
	case D1_A1_EXCHANGE_KSVS:
		return "D1_A1_EXCHANGE_KSVS";
	case D1_A23_WAIT_FOR_R0_PRIME:
		return "D1_A23_WAIT_FOR_R0_PRIME";
	case D1_A2_COMPUTATIONS_A3_VALIDATE_RX_A5_TEST_FOR_REPEATER:
		return "D1_A2_COMPUTATIONS_A3_VALIDATE_RX_A5_TEST_FOR_REPEATER";
	case D1_A4_AUTHENICATED:
		return "D1_A4_AUTHENICATED";
	case D1_A6_WAIT_FOR_READY:
		return "D1_A6_WAIT_FOR_READY";
	case D1_A7_READ_KSV_LIST:
		return "D1_A7_READ_KSV_LIST";
	default:
		return "UNKNOWN_STATE_ID";
	};
}