OHOS::StyleDefault OHOS::Surface OHOS::SurfaceBuffer OHOS::SysInfo OHOS::SysInfo::OnFPSChangedListener OHOS::Task OHOS::Text OHOS::TextAdapter OHOS::TextFormatter OHOS::Theme OHOS::ThemeManager OHOS::TransformMap OHOS::UIAbstractClock OHOS::UIAbstractProgress OHOS...
device_resource_if.h dirent.h discovery_service.h display_gfx.h display_gralloc.h display_layer.h display_type.h dlfcn.h drag_event.h easing_equation.h element_name.h emmc_if.h err.h errno.h ether.h ethernet.h event_injector.h event.h fcntl.h feature.h ...
importsys"""sys.path 返回python解释器的搜索模块与包路径,初始化时使用PYTHONPATH环境变量的值 """print(sys.path)# 临时增加一个导包路径,即可在后续操作中让python在新的路径中进行导包操作# sys.path.insert(0, "路径字符串")""" sys.platform 返回操作系统平台名称 """print(sys.platform)# linux, wi...
#include<fcntl.h> #include<unistd.h> #include<string.h> #include<sys/ioctl.h> #include<errno.h> #include "hello_chr_locked.h" int main(int argc ,char* argv[]) { int n, retval =0 ; int fd; fd = open("/dev/hc_dev0", O_RDWR); switch (argv[1][0]) { case '0': ioctl...
#include <string.h> #include <stdio.h> #include <stdlib.h> #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <arpa/inet.h> #include <netdb.h> #include <unistd.h> #include <fcntl.h> #include <sys/select.h> #include <errno.h> #include <inttype...
sudo grubby --update-kernel=ALL --args="hugepagesz=1G default_hugepagesz=1G hugepages=10" 编写申请 HugePages 的代码 #include <fcntl.h> #include <sys/mman.h> #include <errno.h> #include <stdio.h> #define MAP_LENGTH (10*1024*1024) // 10MB int main() { int fd; void * addr; ...
.default_attrs=attrs, };staticssize_t show_name(structdevice *dev,structdevice_attribute *attr,char*buf) {structuio_device *idev =dev_get_drvdata(dev);if(idev)returnsprintf(buf,"%s\n", idev->info->name);elsereturn-ENODEV; }staticDEVICE_ATTR(name, S_IRUGO, show_name, NULL);static...
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FreeDOS kernel - implements the core MS-DOS/PC-DOS (R) compatible operating system. It is derived from Pat Villani's DOS-C kernel and released under the GPL v2 or later. Please see http://www.freedos.org/ for more details about the FreeDOS (TM) Project.
st_dev The drive number of the drive specified in path, or the default drive, if none is given. st_mode Bit map containing mode information on the open file, made up of the values below. st_nlink Always 1. st_rdev Same as st_dev. st_size Size of file in bytes. st_mtime Time...