computer operating systems, a file descriptor (FD, less frequently fildes) is a process-unique identifier (handle) for a file or other input/output resource...
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Media Descriptor File (MDF) is a proprietary disc image file format developed for Alcohol 120%, an optical disc authoring program. Daemon Tools, CDemu...
4 KB (275 words) - 07:14, 2 January 2022
The Binary File Descriptor library (BFD) is the GNU Project's main mechanism for the portable manipulation of object files in a variety of formats. As...
6 KB (650 words) - 15:07, 16 August 2024
number of file types. When a file is opened, a file descriptor is created, using the file path as an addressing system. The file descriptor is then a...
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ISO 9660 (redirect from Joliet (file system))
The first 16 sectors of the file system are empty and reserved for other uses. The rest begins with a volume descriptor set (a header block which describes...
47 KB (5,629 words) - 01:16, 14 July 2024
Berkeley sockets (section Header files)
communication path. The Berkeley sockets API represents it as a file descriptor (file handle) in the Unix philosophy that provides a common interface...
29 KB (3,515 words) - 20:27, 17 August 2024
File descriptor, an abstract key for accessing a file In chemistry: Molecular descriptor, which helps characterize a chemical compound Descriptor (chemistry)...
1 KB (179 words) - 23:41, 29 August 2018
an operating system can reference through a file descriptor. Once present, this correlation between the file and the memory space permits applications to...
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traditional implementations, file descriptors are indices into a (per-process) file descriptor table, thence a (system-wide) file table. While a pointer contains...
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functions that establish the link between FILE objects and file descriptors, and a group of functions for creating FILE objects that refer to in-memory buffers...
19 KB (886 words) - 21:34, 28 February 2024
The GNU Project's Binary File Descriptor library (BFD library) provides a common API for the manipulation of object files in a variety of formats. Many...
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given in number of bytes. write thus takes three arguments: The file code (file descriptor or fd). The pointer to a buffer where the data is stored (buf)...
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counter-intuitive. All fcntl locks associated with a file for a given process are removed when any file descriptor for that file is closed by that process, even if a...
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The file descriptor for standard output is 1 (one); the POSIX <unistd.h> definition is STDOUT_FILENO; the corresponding C <stdio.h> variable is FILE* stdout;...
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the process's standard streams. /dev/fd/n – accesses the process's file descriptor n. Additionally, BSD-specific pseudo-devices with an ioctl interface...
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ZIP is an archive file format that supports lossless data compression. A ZIP file may contain one or more files or directories that may have been compressed...
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of a file descriptor in the process's file descriptor table. This file descriptor is a capability. Its existence in the process's file descriptor table...
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Event loop (section File interface)
achieved using file I/O, with the target identified by a file descriptor. The select and poll system calls allow a set of file descriptors to be monitored...
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Unix domain socket (redirect from Socket file)
regular-file open() system call, the socket() system call returns a file descriptor. The return value's suffix _fd stands for file descriptor. After instantiating...
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entries and per-process file descriptors. It provides file access, directory operations, security and protection. The virtual file system, an optional layer...
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needs to access data from a file stored in a file system uses the read system call. The file is identified by a file descriptor that is normally obtained...
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uses the select system call to sleep until a condition occurs on a file descriptor (e.g., when data is available for reading), a timeout occurs, or a...
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the C and C++ programming languages, unistd.h is the name of the header file that provides access to the POSIX operating system API. It is defined by...
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Versions of DOS before 3.2 totally or partially relied on the media descriptor byte in the BPB or the FAT ID byte in cluster 0 of the first FAT in order...
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an environment FCNTL FSTAT Stat a file using a file descriptor FSTATFS Stat a file system using a file descriptor IOCTL LINK First half of link() operation...
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commonly referred to as a socket descriptor. In Unix-like operating systems, this descriptor is a type of file descriptor. It is stored by the application...
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version 2.5.45 of the Linux kernel. Its function is to monitor multiple file descriptors to see whether I/O is possible on any of them. It is meant to replace...
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"duplicate") and dup2 system calls create a copy of a given file descriptor. This new descriptor actually does not behave like a copy, but like an alias of...
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system call used to close a file descriptor by the kernel. For most file systems, a program terminates access to a file in a filesystem using the close...
2 KB (229 words) - 20:50, 10 July 2020