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Diffstat (limited to 'macloader/macloader.c')
| -rw-r--r-- | macloader/macloader.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/macloader/macloader.c b/macloader/macloader.c new file mode 100644 index 0000000..fc65bf3 --- /dev/null +++ b/macloader/macloader.c @@ -0,0 +1,194 @@ +/* + * Copyright (C) 2012, The CyanogenMod Project + * Daniel Hillenbrand <codeworkx@cyanogenmod.com> + * Marco Hillenbrand <marco.hillenbrand@googlemail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/stat.h> +#include <cutils/log.h> + +#define LOG_TAG "macloader" +#define LOG_NDEBUG 0 + +#define MACADDR_PATH "/efs/wifi/.mac.info" +#define CID_PATH "/data/.cid.info" + +enum Type { + NONE, + MURATA, + SEMCOSH, + SEMCOVE, + SEMCO3RD, + SEMCO, + WISOL +}; + +int main() { + FILE* file; + FILE* cidfile; + char* str; + char mac_addr_half[9]; + int ret = -1; + int amode; + enum Type type = NONE; + + /* open mac addr file */ + file = fopen(MACADDR_PATH, "r"); + if (file == 0) { + fprintf(stderr, "open(%s) failed\n", MACADDR_PATH); + ALOGE("Can't open %s\n", MACADDR_PATH); + return -1; + } + + /* get and compare mac addr */ + str = fgets(mac_addr_half, 9, file); + if (str == 0) { + fprintf(stderr, "fgets() from file %s failed\n", MACADDR_PATH); + ALOGE("Can't read from %s\n", MACADDR_PATH); + return -1; + } + + /* murata + ref: http://hwaddress.com/?q=ACT */ + if (strncasecmp(mac_addr_half, "00:0e:6d", 9) == 0 || + strncasecmp(mac_addr_half, "00:13:e0", 9) == 0 || + strncasecmp(mac_addr_half, "00:21:e8", 9) == 0 || + strncasecmp(mac_addr_half, "00:26:e8", 9) == 0 || + strncasecmp(mac_addr_half, "00:37:6d", 9) == 0 || + strncasecmp(mac_addr_half, "00:60:57", 9) == 0 || + strncasecmp(mac_addr_half, "04:46:65", 9) == 0 || + strncasecmp(mac_addr_half, "10:5f:06", 9) == 0 || + strncasecmp(mac_addr_half, "10:a5:d0", 9) == 0 || + strncasecmp(mac_addr_half, "1c:99:4c", 9) == 0 || + strncasecmp(mac_addr_half, "14:7d:c5", 9) == 0 || + strncasecmp(mac_addr_half, "20:02:af", 9) == 0 || + strncasecmp(mac_addr_half, "40:f3:08", 9) == 0 || + strncasecmp(mac_addr_half, "44:a7:cf", 9) == 0 || + strncasecmp(mac_addr_half, "5c:da:d4", 9) == 0 || + strncasecmp(mac_addr_half, "5c:f8:a1", 9) == 0 || + strncasecmp(mac_addr_half, "78:4b:87", 9) == 0 || + strncasecmp(mac_addr_half, "60:21:c0", 9) == 0 || + strncasecmp(mac_addr_half, "88:30:8a", 9) == 0 || + strncasecmp(mac_addr_half, "f0:27:65", 9) == 0 || + strncasecmp(mac_addr_half, "fc:c2:de", 9) == 0) { + type = MURATA; + } + + /* semcosh */ + if (strncasecmp(mac_addr_half, "34:23:ba", 9) == 0 || + strncasecmp(mac_addr_half, "38:aa:3c", 9) == 0 || + strncasecmp(mac_addr_half, "5c:0a:5b", 9) == 0 || + strncasecmp(mac_addr_half, "88:32:9b", 9) == 0 || + strncasecmp(mac_addr_half, "90:18:7c", 9) == 0 || + strncasecmp(mac_addr_half, "cc:3a:61", 9) == 0) { + type = SEMCOSH; + } + + /* semco3rd */ + if (strncasecmp(mac_addr_half, "f4:09:d8", 9) == 0) { + type = SEMCO3RD; + } + + /* semco */ + if (strncasecmp(mac_addr_half, "c0:bd:d1", 9) == 0 || + strncasecmp(mac_addr_half, "51:f6:6b", 9) == 0) { + type = SEMCO; + } + + /* wisol */ + if (strncasecmp(mac_addr_half, "48:5A:3F", 9) == 0) { + type = WISOL; + } + + if (type != NONE) { + /* open cid file */ + cidfile = fopen(CID_PATH, "w"); + if(cidfile == 0) { + fprintf(stderr, "open(%s) failed\n", CID_PATH); + ALOGE("Can't open %s\n", CID_PATH); + return -1; + } + + switch(type) { + case NONE: + return -1; + break; + case MURATA: + /* write murata to cid file */ + ALOGI("Writing murata to %s\n", CID_PATH); + ret = fputs("murata", cidfile); + break; + case SEMCOSH: + /* write semcosh to cid file */ + ALOGI("Writing semcosh to %s\n", CID_PATH); + ret = fputs("semcosh", cidfile); + break; + case SEMCOVE: + /* write semcove to cid file */ + ALOGI("Writing semcove to %s\n", CID_PATH); + ret = fputs("semcove", cidfile); + break; + case SEMCO3RD: + ALOGI("Writing semco3rd to %s\n", CID_PATH); + ret = fputs("semco3rd", cidfile); + break; + case SEMCO: + /* write semco to cid file */ + ALOGI("Writing semco to %s\n", CID_PATH); + ret = fputs("semco", cidfile); + break; + case WISOL: + ALOGI("Writing wisol to %s\n", CID_PATH); + ret = fputs("wisol", cidfile); + break; + } + + if (ret != 0) { + fprintf(stderr, "fputs() to file %s failed\n", CID_PATH); + ALOGE("Can't write to %s\n", CID_PATH); + return -1; + } + fclose(cidfile); + + /* set permissions on cid file */ + ALOGD("Setting permissions on %s\n", CID_PATH); + amode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH; + ret = chmod(CID_PATH, amode); + + char* chown_cmd = (char*) malloc(strlen("chown system ") + strlen(CID_PATH) + 1); + char* chgrp_cmd = (char*) malloc(strlen("chgrp system ") + strlen(CID_PATH) + 1); + sprintf(chown_cmd, "chown system %s", CID_PATH); + sprintf(chgrp_cmd, "chgrp system %s", CID_PATH); + system(chown_cmd); + system(chgrp_cmd); + + if (ret != 0) { + fprintf(stderr, "chmod() on file %s failed\n", CID_PATH); + ALOGE("Can't set permissions on %s\n", CID_PATH); + return ret; + } + + } else { + /* delete cid file if no specific type */ + ALOGD("Deleting file %s\n", CID_PATH); + remove(CID_PATH); + } + fclose(file); + return 0; +} |