crypt_sha256.c File Reference

#include "php.h"
#include "php_main.h"
#include <errno.h>
#include <limits.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/param.h>
#include <sys/types.h>
#include <string.h>

Go to the source code of this file.

Data Structures
struct	sha256_ctx

Macros
#define	__alignof__(type)
#define	MIN(a, b)
#define	MAX(a, b)
#define	SWAP(n)
#define	Ch(x, y, z)
#define	Maj(x, y, z)
#define	S0(x)
#define	S1(x)
#define	R0(x)
#define	R1(x)
#define	CYCLIC(w, s)
#define	UNALIGNED_P(p)
#define	SALT_LEN_MAX   16
#define	ROUNDS_DEFAULT   5000
#define	ROUNDS_MIN   1000
#define	ROUNDS_MAX   999999999
#define	b64_from_24bit(B2, B1, B0, N)

Functions
char *	__php_stpncpy (char *dst, const char *src, size_t len)
char *	php_sha256_crypt_r (const char *key, const char *salt, char *buffer, int buflen)
char *	php_sha256_crypt (const char *key, const char *salt)

Macro Definition Documentation

__alignof__

#define __alignof__

(

type

)

Value:

offsetof (struct { char c; type member;}, member)

Definition at line 16 of file crypt_sha256.c.

b64_from_24bit

#define b64_from_24bit	(		B2,
			B1,
			B0,
			N )

Value:

  do {                                        \
    unsigned int w = ((B2) << 16) | ((B1) << 8) | (B0);               \
    int n = (N);                                \
    while (n-- > 0 && buflen > 0)                        \
      {                                       \
    *cp++ = b64t[w & 0x3f];                             \
    --buflen;                                 \
    w >>= 6;                                  \
      }                                       \
  } while (0)

Ch

#define Ch	(		x,
			y,
			z )

Value:

((x & y) ^ (~x & z))

CYCLIC

#define CYCLIC	(		w,
			s )

Value:

((w >> s) | (w << (32 - s)))

Maj

#define Maj	(		x,
			y,
			z )

Value:

((x & y) ^ (x & z) ^ (y & z))

MAX

#define MAX	(		a,
			b )

Value:

(((a) > (b)) ? (a) : (b))

Definition at line 44 of file crypt_sha256.c.

MIN

#define MIN	(		a,
			b )

Value:

(((a) < (b)) ? (a) : (b))

Definition at line 41 of file crypt_sha256.c.

R0

#define R0

(

x

)

Value:

(CYCLIC (x, 7) ^ CYCLIC (x, 18) ^ (x >> 3))

R1

#define R1

(

x

)

Value:

(CYCLIC (x, 17) ^ CYCLIC (x, 19) ^ (x >> 10))

ROUNDS_DEFAULT

#define ROUNDS_DEFAULT   5000

Definition at line 309 of file crypt_sha256.c.

ROUNDS_MAX

#define ROUNDS_MAX   999999999

Definition at line 313 of file crypt_sha256.c.

ROUNDS_MIN

#define ROUNDS_MIN   1000

Definition at line 311 of file crypt_sha256.c.

S0

#define S0

(

x

)

Value:

(CYCLIC (x, 2) ^ CYCLIC (x, 13) ^ CYCLIC (x, 22))

S1

#define S1

(

x

)

Value:

(CYCLIC (x, 6) ^ CYCLIC (x, 11) ^ CYCLIC (x, 25))

SALT_LEN_MAX

#define SALT_LEN_MAX   16

Definition at line 307 of file crypt_sha256.c.

SWAP

#define SWAP

(

n

)

Value:

    (((n) << 24) | (((n) & 0xff00) << 8) | (((n) >> 8) & 0xff00) | ((n) >> 24))

Definition at line 57 of file crypt_sha256.c.

UNALIGNED_P

#define UNALIGNED_P

(

p

)

Value:

(((uintptr_t) p) % sizeof (uint32_t) != 0)

Function Documentation

__php_stpncpy()

char * __php_stpncpy	(	char *	dst,
		const char *	src,
		size_t	len )

Definition at line 31 of file crypt_sha256.c.

php_sha256_crypt()

char * php_sha256_crypt	(	const char *	key,
		const char *	salt )

Definition at line 592 of file crypt_sha256.c.

php_sha256_crypt_r()

char * php_sha256_crypt_r	(	const char *	key,
		const char *	salt,
		char *	buffer,
		int	buflen )

Definition at line 319 of file crypt_sha256.c.