1 /*
2 * Copyright (C) 2014 Andrew Duggan
3 * Copyright (C) 2014 Synaptics Inc
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 #include <sys/types.h>
19
20 #include "updateutil.h"
21
22 const char *update_error_str[] = {
23 "success", // UPDATE_SUCCESS
24 "failed", // UPDATE_FAIL
25 "timeout", // UPDATE_FAIL_TIMEOUT
26 "invalid firmware image", // UPDATE_FAIL_VERIFY_IMAGE
27 "checksum does not match image", // UPDATE_FAIL_VERIFY_CHECKSUM
28 "image firmware size does not match device", // UPDATE_FAIL_VERIFY_FIRMWARE_SIZE
29 "image config size does not match device", // UPDATE_FAIL_VERIFY_CONFIG_SIZE
30 "image version is unsupported", // UPDATE_FAIL_UNSUPPORTED_IMAGE_VERSION
31 "failed to find F01 on device", // UPDATE_FAIL_NO_FUNCTION_01
32 "failed to find F34 on device", // UPDATE_FAIL_NO_FUNCTION_34
33 "failed to query the basic properties in F01", // UPDATE_FAIL_QUERY_BASIC_PROPERTIES
34 "failed to read F34 query registers", // UPDATE_FAIL_READ_F34_QUERIES
35 "failed to read the bootloader id", // UPDATE_FAIL_READ_BOOTLOADER_ID
36 "failed to read F34 control registers", // UPDATE_FAIL_READ_F34_CONTROLS
37 "failed to write the bootloader id", // UPDATE_FAIL_WRITE_BOOTLOADER_ID
38 "failed to enable flash programming", // UPDATE_FAIL_ENABLE_FLASH_PROGRAMMING
39 "failed to reach idle state", // UPDATE_FAIL_NOT_IN_IDLE_STATE
40 "programming is not enabled", // UPDATE_FAIL_PROGRAMMING_NOT_ENABLED
41 "failed to scan the PDT", // UPDATE_FAIL_SCAN_PDT
42 "failed to read the device status", // UPDATE_FAIL_READ_DEVICE_STATUS
43 "device not in the bootloader after enabling programming", // UPDATE_FAIL_DEVICE_NOT_IN_BOOTLOADER
44 "failed to read F01 control 0 register", // UPDATE_FAIL_READ_F01_CONTROL_0
45 "failed to write F01 control 0 register", // UPDATE_FAIL_WRITE_F01_CONTROL_0
46 "failed to write initial zeros", // UPDATE_FAIL_WRITE_INITIAL_ZEROS
47 "failed to write block", // UPDATE_FAIL_WRITE_BLOCK
48 "failed to write the flash command", // UPDATE_FAIL_WRITE_FLASH_COMMAND
49 "timeout waiting for attn", // UPDATE_FAIL_TIMEOUT_WAITING_FOR_ATTN
50 "failed to write erase all command", // UPDATE_FAIL_ERASE_ALL
51 "the firmware image is older then the firmware on the device", // UPDATE_FAIL_FIRMWARE_IMAGE_IS_OLDER
52 "invalid parameter", // UPDATE_FAIL_INVALID_PARAMETER
53 "failed to open firmware image file", // UPDATE_FAIL_OPEN_FIRMWARE_IMAGE
54 };
55
update_err_to_string(int err)56 const char * update_err_to_string(int err)
57 {
58 return update_error_str[err];
59 }
60
extract_long(const unsigned char * data)61 unsigned long extract_long(const unsigned char *data)
62 {
63 return (unsigned long)data [0]
64 + (unsigned long)data [1] * 0x100
65 + (unsigned long)data [2] * 0x10000
66 + (unsigned long)data [3] * 0x1000000;
67 }
68
extract_short(const unsigned char * data)69 unsigned short extract_short(const unsigned char *data)
70 {
71 return (unsigned long)data [0]
72 + (unsigned long)data [1] * 0x100;
73 }
74
StripPath(const char * path,ssize_t size)75 const char * StripPath(const char * path, ssize_t size)
76 {
77 int i;
78 const char * str;
79
80 for (i = size - 1, str = &path[size - 1]; i > 0; --i, --str)
81 if (path[i - 1] == '/')
82 break;
83
84 return str;
85 }