Linux System Call Table - Quick Reference | ||
|---|---|---|
| General Class | Specific Class | System Call |
| File Structure Related Calls | Create/Open/Close a Channel | create(), open(), close() |
| Input/Output | read(), write() | |
| Read/Write multiple file to single buffer | readv(), writev(), openv() | |
| Random access File | lseak() | |
| Channel Duplication | dub() | |
| Aliasing and Removing Files | link(), unlink() | |
| File Status | stat(), fstat() | |
| Access Control | access(), chmod(), umask() | |
| Device Control | ioctl() | |
| Aliasing and Removing | link() | |
| Process Related Calls | Process Creation and Termination | exec(), fork(), wait(), exit() |
| Process Owner and Group | getuid(), geteuid(), getgid(), getegid() | |
| Process Identity | getpid(), getppid | |
| Process Control | signal(), kill(), alarm() | |
| Change Working directory | chdir() | |
| Interprocess Communication | Pipelines | pipe(), msgget(), msgsnd(), msgrcv(), msgctl |
| Semaphores | semget(), semop() | |
| Shared Memory | shmget(), shmat(), shmdt(), shmctl() | |
| Memory Management | Dynamically alocates memory | malloc() |
| Reserve space for dynamic arrays | calloc() | |
| Allocate memory that is automatically freed | alloca() | |
| Frees the memory space | free() | |
| Change data segment size | brk(), sbrk() | |
| Map files or devices into memory | mmap() | |
| Unmap files or devices into memory | munmap() | |
| Give advice about use of memory | madvise() | |