C++ Crashkurs
Tar::File Struct Reference
File Entry. More...
#include <utils/tar.h>
Public Member Functions | |
uint64_t | getSize () |
Get file size. More... | |
bool | isUstar () |
Entry with Ustar extension? More... | |
bool | isValid () |
Valid checksum? More... | |
void * | getData () |
Get pointer to file data. More... | |
File * | next () |
Get a pointer to the next file entry. More... | |
Public Attributes | |
char | name [100] |
File name ('\0' terminated string) | |
char | mode [8] |
Permission bits (octal characters) | |
char | uid [8] |
User ID (octal characters) | |
char | gid [8] |
Group ID (octal characters) | |
char | size [12] |
File size (octal characters) | |
char | mtime [12] |
Timestamp of last modification (octal characters) | |
char | checksum [8] |
check sum (octal characters) | |
Type | type |
File type. | |
char | link [100] |
File name with identical content for TYPE_HARD_LINK. | |
char | magic [8] |
Magic header "ustar". | |
char | user [32] |
User. | |
char | group [32] |
Group. | |
char | majordevid [8] |
Major device ID. | |
char | minordevid [8] |
Minor device ID. | |
char | prefix [155] |
File prefix. | |
char | padding [12] |
Padding (unused) | |
char | data [] |
File contents with size bytes, 512 bytes aligned. | |
Detailed Description
File Entry.
Contains 512 bytes of meta information as well as the content of the file with a variable size (512 bytes aligned).
Numbers are encoded as zero-filled octal numbers in ASCII characters.
Member Function Documentation
uint64_t Tar::File::getSize | ( | ) |
Get file size.
- Returns
- Size of actual file (without padding)
bool Tar::File::isUstar | ( | ) |
Entry with Ustar extension?
- Returns
- 'true' if entry uses the extension
bool Tar::File::isValid | ( | ) |
Valid checksum?
- Returns
- 'true' if header has a correct checksum
void * Tar::File::getData | ( | ) |
Get pointer to file data.
- Returns
- Pointer to file data (use getSize() for length)
Tar::File * Tar::File::next | ( | ) |
Get a pointer to the next file entry.
- Returns
- Pointer to next file entry or 'nullptr' if there is none.
The documentation for this struct was generated from the following files:
- utils/tar.h
- utils/tar.cc