There are quite a few different Samsung devices which require macloader (many of which are just using binary blobs), so we should move it out of the device trees. Change-Id: I9e23fca0ba4c17da328cace801a92fa57df9a862tirimbino
R. Andrew Ohana
12 years ago
parent
76a153a66c
commit
81c2e053c0
@ -0,0 +1,17 @@ |
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ifeq ($(BOARD_HAVE_SAMSUNG_WIFI),true) |
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LOCAL_PATH := $(call my-dir)
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include $(CLEAR_VARS) |
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LOCAL_SRC_FILES := \
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macloader.cpp
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LOCAL_SHARED_LIBRARIES := \
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liblog libutils
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LOCAL_MODULE := macloader
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LOCAL_MODULE_TAGS := optional
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include $(BUILD_EXECUTABLE) |
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endif |
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@ -0,0 +1,148 @@ |
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/*
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* Copyright (C) 2012, The CyanogenMod Project |
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* Daniel Hillenbrand <codeworkx@cyanogenmod.com> |
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* Marco Hillenbrand <marco.hillenbrand@googlemail.com> |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <sys/stat.h> |
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#include <cutils/log.h> |
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#define LOG_TAG "macloader" |
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#define LOG_NDEBUG 0 |
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#define MACADDR_PATH "/efs/wifi/.mac.info" |
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#define CID_PATH "/data/.cid.info" |
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enum Type { |
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NONE, |
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MURATA, |
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SEMCOSH, |
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SEMCOVE |
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}; |
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/*
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* murata: |
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* 00:37:6d |
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* 88:30:8a |
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* |
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* semcosh: |
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* 5c:0a:5b |
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* |
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*/ |
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int main() { |
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FILE* file; |
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FILE* cidfile; |
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char* str; |
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char mac_addr_half[9]; |
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int ret = -1; |
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int amode; |
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enum Type type = NONE; |
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/* open mac addr file */ |
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file = fopen(MACADDR_PATH, "r"); |
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if(file == 0) { |
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fprintf(stderr, "open(%s) failed\n", MACADDR_PATH); |
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ALOGE("Can't open %s\n", MACADDR_PATH); |
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return -1; |
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} |
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/* get and compare mac addr */ |
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str = fgets(mac_addr_half, 9, file); |
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if(str == 0) { |
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fprintf(stderr, "fgets() from file %s failed\n", MACADDR_PATH); |
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ALOGE("Can't read from %s\n", MACADDR_PATH); |
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return -1; |
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} |
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/* murata */ |
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if(strncasecmp(mac_addr_half, "00:37:6d", 9) == 0 || |
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strncasecmp(mac_addr_half, "88:30:8a", 9) == 0 || |
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strncasecmp(mac_addr_half, "20:02:af", 9) == 0) { |
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type = MURATA; |
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} |
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/* semcosh */ |
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if(strncasecmp(mac_addr_half, "5c:0a:5b", 9) == 0) { |
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type = SEMCOSH; |
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} |
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if (type != NONE) { |
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/* open cid file */ |
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cidfile = fopen(CID_PATH, "w"); |
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if(cidfile == 0) { |
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fprintf(stderr, "open(%s) failed\n", CID_PATH); |
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ALOGE("Can't open %s\n", CID_PATH); |
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return -1; |
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} |
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switch(type) { |
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case NONE: |
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return -1; |
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break; |
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case MURATA: |
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/* write murata to cid file */ |
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ALOGI("Writing murata to %s\n", CID_PATH); |
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ret = fputs("murata", cidfile); |
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break; |
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case SEMCOSH: |
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/* write semcosh to cid file */ |
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ALOGI("Writing semcosh to %s\n", CID_PATH); |
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ret = fputs("semcosh", cidfile); |
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break; |
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case SEMCOVE: |
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/* write semcove to cid file */ |
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ALOGI("Writing semcove to %s\n", CID_PATH); |
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ret = fputs("semcove", cidfile); |
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break; |
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} |
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if(ret != 0) { |
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fprintf(stderr, "fputs() to file %s failed\n", CID_PATH); |
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ALOGE("Can't write to %s\n", CID_PATH); |
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return -1; |
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} |
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fclose(cidfile); |
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/* set permissions on cid file */ |
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ALOGD("Setting permissions on %s\n", CID_PATH); |
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amode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH; |
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ret = chmod(CID_PATH, amode); |
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char* chown_cmd = (char*) malloc(strlen("chown system ") + strlen(CID_PATH)); |
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char* chgrp_cmd = (char*) malloc(strlen("chgrp system ") + strlen(CID_PATH)); |
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sprintf(chown_cmd, "chown system %s", CID_PATH); |
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sprintf(chgrp_cmd, "chgrp system %s", CID_PATH); |
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system(chown_cmd); |
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system(chgrp_cmd); |
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if(ret != 0) { |
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fprintf(stderr, "chmod() on file %s failed\n", CID_PATH); |
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ALOGE("Can't set permissions on %s\n", CID_PATH); |
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return ret; |
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} |
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} else { |
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/* delete cid file if no specific type */ |
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ALOGD("Deleting file %s\n", CID_PATH); |
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remove(CID_PATH); |
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} |
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fclose(file); |
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return 0; |
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} |
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