include/linux/ascii85.h

Source file repositories/reference/linux-study-clean/include/linux/ascii85.h

File Facts

System
Linux kernel
Corpus path
include/linux/ascii85.h
Extension
.h
Size
555 bytes
Lines
40
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _ASCII85_H_
#define _ASCII85_H_

#include <linux/math.h>
#include <linux/types.h>

#define ASCII85_BUFSZ 6

static inline long
ascii85_encode_len(long len)
{
	return DIV_ROUND_UP(len, 4);
}

static inline const char *
ascii85_encode(u32 in, char *out)
{
	int i;

	if (in == 0)
		return "z";

	out[5] = '\0';
	for (i = 5; i--; ) {
		out[i] = '!' + in % 85;
		in /= 85;
	}

	return out;
}

#endif

Annotation

Implementation Notes