usb_vendors.c revision 29837f94b56c3eeaf39f447507324ecdb207ba96 
1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "usb_vendors.h"
18
19#include <stdio.h>
20
21#ifdef _WIN32
22#  define WIN32_LEAN_AND_MEAN
23#  include "windows.h"
24#  include "shlobj.h"
25#else
26#  include <unistd.h>
27#  include <sys/stat.h>
28#endif
29
30#include "sysdeps.h"
31#include "adb.h"
32
33#define ANDROID_PATH            ".android"
34#define ANDROID_ADB_INI         "adb_usb.ini"
35
36#define TRACE_TAG               TRACE_USB
37
38// Google's USB Vendor ID
39#define VENDOR_ID_GOOGLE        0x18d1
40// HTC's USB Vendor ID
41#define VENDOR_ID_HTC           0x0bb4
42// Samsung's USB Vendor ID
43#define VENDOR_ID_SAMSUNG       0x04e8
44// Motorola's USB Vendor ID
45#define VENDOR_ID_MOTOROLA      0x22b8
46// LG's USB Vendor ID
47#define VENDOR_ID_LGE           0x1004
48// Huawei's USB Vendor ID
49#define VENDOR_ID_HUAWEI        0x12D1
50// Acer's USB Vendor ID
51#define VENDOR_ID_ACER          0x0502
52// Sony Ericsson's USB Vendor ID
53#define VENDOR_ID_SONY_ERICSSON 0x0FCE
54// Foxconn's USB Vendor ID
55#define VENDOR_ID_FOXCONN       0x0489
56// Dell's USB Vendor ID
57#define VENDOR_ID_DELL          0x413c
58// Nvidia's USB Vendor ID
59#define VENDOR_ID_NVIDIA        0x0955
60// Garmin-Asus's USB Vendor ID
61#define VENDOR_ID_GARMIN_ASUS   0x091E
62// Sharp's USB Vendor ID
63#define VENDOR_ID_SHARP         0x04dd
64// ZTE's USB Vendor ID
65#define VENDOR_ID_ZTE           0x19D2
66// Kyocera's USB Vendor ID
67#define VENDOR_ID_KYOCERA       0x0482
68// Pantech's USB Vendor ID
69#define VENDOR_ID_PANTECH       0x10A9
70// Qualcomm's USB Vendor ID
71#define VENDOR_ID_QUALCOMM      0x05c6
72// NEC's USB Vendor ID
73#define VENDOR_ID_NEC           0x0409
74// Panasonic Mobile Communication's USB Vendor ID
75#define VENDOR_ID_PMC           0x04DA
76// Toshiba's USB Vendor ID
77#define VENDOR_ID_TOSHIBA       0x0930
78
79
80/** built-in vendor list */
81int builtInVendorIds[] = {
82    VENDOR_ID_GOOGLE,
83    VENDOR_ID_HTC,
84    VENDOR_ID_SAMSUNG,
85    VENDOR_ID_MOTOROLA,
86    VENDOR_ID_LGE,
87    VENDOR_ID_HUAWEI,
88    VENDOR_ID_ACER,
89    VENDOR_ID_SONY_ERICSSON,
90    VENDOR_ID_FOXCONN,
91    VENDOR_ID_DELL,
92    VENDOR_ID_NVIDIA,
93    VENDOR_ID_GARMIN_ASUS,
94    VENDOR_ID_SHARP,
95    VENDOR_ID_ZTE,
96    VENDOR_ID_KYOCERA,
97    VENDOR_ID_PANTECH,
98    VENDOR_ID_QUALCOMM,
99    VENDOR_ID_NEC,
100    VENDOR_ID_PMC,
101    VENDOR_ID_TOSHIBA,
102};
103
104#define BUILT_IN_VENDOR_COUNT    (sizeof(builtInVendorIds)/sizeof(builtInVendorIds[0]))
105
106/* max number of supported vendor ids (built-in + 3rd party). increase as needed */
107#define VENDOR_COUNT_MAX         128
108
109int vendorIds[VENDOR_COUNT_MAX];
110unsigned vendorIdCount = 0;
111
112int get_adb_usb_ini(char* buff, size_t len);
113
114void usb_vendors_init(void)
115{
116    if (VENDOR_COUNT_MAX < BUILT_IN_VENDOR_COUNT) {
117        fprintf(stderr, "VENDOR_COUNT_MAX not big enough for built-in vendor list.\n");
118        exit(2);
119    }
120
121    /* add the built-in vendors at the beginning of the array */
122    memcpy(vendorIds, builtInVendorIds, sizeof(builtInVendorIds));
123
124    /* default array size is the number of built-in vendors */
125    vendorIdCount = BUILT_IN_VENDOR_COUNT;
126
127    if (VENDOR_COUNT_MAX == BUILT_IN_VENDOR_COUNT)
128        return;
129
130    char temp[PATH_MAX];
131    if (get_adb_usb_ini(temp, sizeof(temp)) == 0) {
132        FILE * f = fopen(temp, "rt");
133
134        if (f != NULL) {
135            /* The vendor id file is pretty basic. 1 vendor id per line.
136               Lines starting with # are comments */
137            while (fgets(temp, sizeof(temp), f) != NULL) {
138                if (temp[0] == '#')
139                    continue;
140
141                long value = strtol(temp, NULL, 0);
142                if (errno == EINVAL || errno == ERANGE || value > INT_MAX || value < 0) {
143                    fprintf(stderr, "Invalid content in %s. Quitting.\n", ANDROID_ADB_INI);
144                    exit(2);
145                }
146
147                vendorIds[vendorIdCount++] = (int)value;
148
149                /* make sure we don't go beyond the array */
150                if (vendorIdCount == VENDOR_COUNT_MAX) {
151                    break;
152                }
153            }
154        }
155    }
156}
157
158/* Utils methods */
159
160/* builds the path to the adb vendor id file. returns 0 if success */
161int build_path(char* buff, size_t len, const char* format, const char* home)
162{
163    if (snprintf(buff, len, format, home, ANDROID_PATH, ANDROID_ADB_INI) >= len) {
164        return 1;
165    }
166
167    return 0;
168}
169
170/* fills buff with the path to the adb vendor id file. returns 0 if success */
171int get_adb_usb_ini(char* buff, size_t len)
172{
173#ifdef _WIN32
174    const char* home = getenv("ANDROID_SDK_HOME");
175    if (home != NULL) {
176        return build_path(buff, len, "%s\\%s\\%s", home);
177    } else {
178        char path[MAX_PATH];
179        SHGetFolderPath( NULL, CSIDL_PROFILE, NULL, 0, path);
180        return build_path(buff, len, "%s\\%s\\%s", path);
181    }
182#else
183    const char* home = getenv("HOME");
184    if (home == NULL)
185        home = "/tmp";
186
187    return build_path(buff, len, "%s/%s/%s", home);
188#endif
189}
190