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      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 // SK Telesys's USB Vendor ID
     79 #define VENDOR_ID_SK_TELESYS    0x1F53
     80 // KT Tech's USB Vendor ID
     81 #define VENDOR_ID_KT_TECH       0x2116
     82 // Asus's USB Vendor ID
     83 #define VENDOR_ID_ASUS          0x0b05
     84 // Philips's USB Vendor ID
     85 #define VENDOR_ID_PHILIPS       0x0471
     86 
     87 
     88 /** built-in vendor list */
     89 int builtInVendorIds[] = {
     90     VENDOR_ID_GOOGLE,
     91     VENDOR_ID_HTC,
     92     VENDOR_ID_SAMSUNG,
     93     VENDOR_ID_MOTOROLA,
     94     VENDOR_ID_LGE,
     95     VENDOR_ID_HUAWEI,
     96     VENDOR_ID_ACER,
     97     VENDOR_ID_SONY_ERICSSON,
     98     VENDOR_ID_FOXCONN,
     99     VENDOR_ID_DELL,
    100     VENDOR_ID_NVIDIA,
    101     VENDOR_ID_GARMIN_ASUS,
    102     VENDOR_ID_SHARP,
    103     VENDOR_ID_ZTE,
    104     VENDOR_ID_KYOCERA,
    105     VENDOR_ID_PANTECH,
    106     VENDOR_ID_QUALCOMM,
    107     VENDOR_ID_NEC,
    108     VENDOR_ID_PMC,
    109     VENDOR_ID_TOSHIBA,
    110     VENDOR_ID_SK_TELESYS,
    111     VENDOR_ID_KT_TECH,
    112     VENDOR_ID_ASUS,
    113     VENDOR_ID_PHILIPS,
    114 };
    115 
    116 #define BUILT_IN_VENDOR_COUNT    (sizeof(builtInVendorIds)/sizeof(builtInVendorIds[0]))
    117 
    118 /* max number of supported vendor ids (built-in + 3rd party). increase as needed */
    119 #define VENDOR_COUNT_MAX         128
    120 
    121 int vendorIds[VENDOR_COUNT_MAX];
    122 unsigned vendorIdCount = 0;
    123 
    124 int get_adb_usb_ini(char* buff, size_t len);
    125 
    126 void usb_vendors_init(void)
    127 {
    128     if (VENDOR_COUNT_MAX < BUILT_IN_VENDOR_COUNT) {
    129         fprintf(stderr, "VENDOR_COUNT_MAX not big enough for built-in vendor list.\n");
    130         exit(2);
    131     }
    132 
    133     /* add the built-in vendors at the beginning of the array */
    134     memcpy(vendorIds, builtInVendorIds, sizeof(builtInVendorIds));
    135 
    136     /* default array size is the number of built-in vendors */
    137     vendorIdCount = BUILT_IN_VENDOR_COUNT;
    138 
    139     if (VENDOR_COUNT_MAX == BUILT_IN_VENDOR_COUNT)
    140         return;
    141 
    142     char temp[PATH_MAX];
    143     if (get_adb_usb_ini(temp, sizeof(temp)) == 0) {
    144         FILE * f = fopen(temp, "rt");
    145 
    146         if (f != NULL) {
    147             /* The vendor id file is pretty basic. 1 vendor id per line.
    148                Lines starting with # are comments */
    149             while (fgets(temp, sizeof(temp), f) != NULL) {
    150                 if (temp[0] == '#')
    151                     continue;
    152 
    153                 long value = strtol(temp, NULL, 0);
    154                 if (errno == EINVAL || errno == ERANGE || value > INT_MAX || value < 0) {
    155                     fprintf(stderr, "Invalid content in %s. Quitting.\n", ANDROID_ADB_INI);
    156                     exit(2);
    157                 }
    158 
    159                 vendorIds[vendorIdCount++] = (int)value;
    160 
    161                 /* make sure we don't go beyond the array */
    162                 if (vendorIdCount == VENDOR_COUNT_MAX) {
    163                     break;
    164                 }
    165             }
    166         }
    167     }
    168 }
    169 
    170 /* Utils methods */
    171 
    172 /* builds the path to the adb vendor id file. returns 0 if success */
    173 int build_path(char* buff, size_t len, const char* format, const char* home)
    174 {
    175     if (snprintf(buff, len, format, home, ANDROID_PATH, ANDROID_ADB_INI) >= len) {
    176         return 1;
    177     }
    178 
    179     return 0;
    180 }
    181 
    182 /* fills buff with the path to the adb vendor id file. returns 0 if success */
    183 int get_adb_usb_ini(char* buff, size_t len)
    184 {
    185 #ifdef _WIN32
    186     const char* home = getenv("ANDROID_SDK_HOME");
    187     if (home != NULL) {
    188         return build_path(buff, len, "%s\\%s\\%s", home);
    189     } else {
    190         char path[MAX_PATH];
    191         SHGetFolderPath( NULL, CSIDL_PROFILE, NULL, 0, path);
    192         return build_path(buff, len, "%s\\%s\\%s", path);
    193     }
    194 #else
    195     const char* home = getenv("HOME");
    196     if (home == NULL)
    197         home = "/tmp";
    198 
    199     return build_path(buff, len, "%s/%s/%s", home);
    200 #endif
    201 }
    202