C语言读取配置文件以及128字节对齐.bin配置文件

配置文件：

#begin build propertiesfactory=四川九州电子科技股份有限公司oui=03product_type=71stbid=0371419916190000129hw_version=00000473sw_version=2016-10-11 17:27swdate=20161010soc=Hi3796MV100product_type_eoc=72product_configure=00currentWifiVersion=201603163pendingWifiVersion=201603163def_factory_search_freq=235000000def_factory_search_sym=6875000def_factory_search_mod=QAM64stb_upgrade_server_ip=STBLoader.fjgdwl.comswdate=20161019mac=011212121201cm_mac=011212121202wifi_mac=012121212120stb_factorytest_need=no

C语言读取接口（此处文件名为properties, 文件路径如下）：

#define PROPERTIES_FILE  "/dev/block/platform/30020000.rksdmmc/by-name/properties"#define PROPERTIES_FILE_LENGTH 1024*128void prop_set_properties(char *key_name, char *line, size_t len)//获取硬件版本号 匹配成功不需要重复执行{char *substr = NULL;char value[256];size_t tlen = 0;int ret = 0;LOGD("kongrun get_properties_info_line1: %s", line);tlen = strlen(key_name);substr = strstr(line, key_name);//在line中寻找相应的字符串LOGD("get_properties_info_key_name: %s  ,line: %s", key_name, line);if( substr == NULL ) // 有的话就一定匹配到 没有的话就匹配不到{LOGD("cannot_get_properties_info_key_name");return ;}LOGD("find_properties_info_key_name000: %s", key_name);if(line[tlen] == '='){LOGD("find_properties_info_key_value");strncpy(value, &line[tlen+1], len-tlen+1);tlen = strlen(value);*(value+tlen-1) = '\0';LOGD("get string %s length is %d ,value  string %s length %d\n", line, len,key_name,tlen);LOGD("get value is %s tlen is %d\n", value, tlen);LOGD("get_properties_info_value: %s", value);ret = property_set(key_name,value);//此处做相应处理if ( 0 != ret ){LOGE("prop_set_hdver failed!\n");}}return;}void get_properties_info(void){FILE *fp = NULL;    char *line = NULL;    size_t len = 0, tlen = 0;    ssize_t read = 0;        fp = fopen(PROPERTIES_FILE, "r");    if (fp == NULL) {LOGD("properties file can not be opened");return;}    while ((read = getline(&line, &len, fp)) != -1)     {LOGD("get_properties_info_line0: %s , len : %d, read : %d", line , len, read);        //substr = strstr(line, key_name);        if( line[0] == '#' )        {            continue;        }        else        {                        prop_set_properties("ro.di.product_type", line, read);//机顶盒型号prop_set_properties(VENDER, line, read);//制造厂商prop_set_properties("ro.di.oui", line, read);//制造厂商IDprop_set_properties(SN, line, read);//机顶序列号prop_set_properties(HD_VER, line, read);//硬件版本号prop_set_properties(SW_VER, line, read);//软件版本号prop_set_properties(DATE, line, read);//软件发布时间        }    }    free(line);    fclose(fp);return;}

读取128字节对齐的配置文件：

读取接口代码：

void prop_get_properties_info(void){FILE *fp = NULL;    size_t read = 0;char buf[256] = {0};char key_name[32] = {0};char value[32] = {0};int offset = 0;int ret = 0;    fp = fopen(PROPERTIES_FILE, "r");//打开文件    if (fp == NULL) {LOGD("properties file can not be opened");return;}fseek(fp,offset,SEEK_SET);while(1){memset(buf,0,128*2);memset(key_name,0,32);memset(value,0,32);read = fread(buf, 1, 128, fp);if(buf[0] == 0 || buf[0] == NULL){break;}else{strncpy(value,buf+32,32);//拿到valueif( 0 == strncmp(buf,"product_type",sizeof("product_type")) )//机顶盒型号{ret = property_set("ro.di.product_type",value);if ( 0 != ret ){LOGE("prop_set_product_type failed!\n");}}if( 0 == strncmp(buf,"factory",sizeof("factory")) )//制造厂商{ret = property_set(VENDER,value);if ( 0 != ret ){LOGE("prop_set_factory failed!\n");}}if( 0 == strncmp(buf,"oui",sizeof("oui")) )//制造厂商ID{ret = property_set("ro.di.oui",value);if ( 0 != ret ){LOGE("prop_set_oui failed!\n");}}if( 0 == strncmp(buf,"stbid",sizeof("stbid")) )//机顶序列号{ret = property_set(SN,value);if ( 0 != ret ){LOGE("prop_set_stbid failed!\n");}}if( 0 == strncmp(buf,"hw_version",sizeof("hw_version")) )//硬件版本号{ret = property_set(HD_VER,value);if ( 0 != ret ){LOGE("prop_set_hw_version failed!\n");}}if( 0 == strncmp(buf,"sw_version",sizeof("sw_version")) )//软件版本号{ret = property_set(SW_VER,value);if ( 0 != ret ){LOGE("prop_set_sw_version failed!\n");}}if( 0 == strncmp(buf,"swdate",sizeof("swdate")) )//软件发布时间{ret = property_set(DATE,value);if ( 0 != ret ){LOGE("prop_set_swdate failed!\n");}}}offset += read;fseek(fp,offset,SEEK_SET);}fclose(fp);return ;}