md5.c File Reference

#include <sys/types.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stdint.h>
#include <endian.h>

Classes
struct	md5_ctx
Defines
#define	WORDS_BIGENDIAN   1
#define	SWAP(n)   (((n) << 24) | (((n) & 0xff00) << 8) | (((n) >> 8) & 0xff00) | ((n) >> 24))
#define	BLOCKSIZE   4096
#define	FF(b, c, d)   (d ^ (b & (c ^ d)))
#define	FG(b, c, d)   FF (d, b, c)
#define	FH(b, c, d)   (b ^ c ^ d)
#define	FI(b, c, d)   (c ^ (b | ~d))
#define	OP(a, b, c, d, s, T)
#define	CYCLIC(w, s)   (w = (w << s) | (w >> (32 - s)))
#define	OP(f, a, b, c, d, k, s, T)
Typedefs
typedef uint32_t	md5_uint32
typedef uintptr_t	md5_uintptr
Functions
void	md5_init_ctx (struct md5_ctx *ctx) __THROW
void	md5_process_block (__const void *buffer, size_t len, struct md5_ctx *ctx) __THROW
void	md5_process_bytes (__const void *buffer, size_t len, struct md5_ctx *ctx) __THROW
void *	md5_finish_ctx (struct md5_ctx *ctx, void *resbuf) __THROW
void *	md5_read_ctx (__const struct md5_ctx *ctx, void *resbuf) __THROW
int	md5_stream (FILE *stream, void *resblock) __THROW
void *	md5_read_ctx (struct md5_ctx *ctx, void *resbuf) const
void	md5_process_bytes (void *buffer, size_t len, struct md5_ctx *ctx) const
void	md5_process_block (void *buffer, size_t len, struct md5_ctx *ctx) const
Variables
static const unsigned char	fillbuf [64] = { 0x80, 0 }

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Define Documentation

#define BLOCKSIZE   4096

Referenced by md5_stream().

#define CYCLIC	(	w,
		s		)	(w = (w << s) | (w >> (32 - s)))

#define FF	(	b,
		c,
		d		)	(d ^ (b & (c ^ d)))

#define FG	(	b,
		c,
		d		)	FF (d, b, c)

Referenced by md5_process_block().

#define FH	(	b,
		c,
		d		)	(b ^ c ^ d)

Referenced by md5_process_block().

#define FI	(	b,
		c,
		d		)	(c ^ (b | ~d))

Referenced by md5_process_block().

#define OP	(	f,
		a,
		b,
		c,
		d,
		k,
		s,
		T		)

Value:

do                                                              \
        {                                                               \
          a += f (b, c, d) + correct_words[k] + T;                      \
          CYCLIC (a, s);                                                \
          a += b;                                                       \
        }                                                               \
      while (0)

#define OP	(	a,
		b,
		c,
		d,
		s,
		T		)

Value:

do                                                              \
        {                                                               \
          a += FF (b, c, d) + (*cwp++ = SWAP (*words)) + T;             \
          ++words;                                                      \
          CYCLIC (a, s);                                                \
          a += b;                                                       \
        }                                                               \
      while (0)

Referenced by md5_process_block().

#define SWAP

(

n

)

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

Referenced by md5_finish_ctx(), and md5_read_ctx().

#define WORDS_BIGENDIAN   1

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Typedef Documentation

typedef uint32_t md5_uint32

typedef uintptr_t md5_uintptr

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Function Documentation

void * md5_finish_ctx	(	struct md5_ctx *	ctx,
		void *	resbuf
	)

References md5_process_block(), md5_read_ctx(), and SWAP.

Referenced by md5_stream().

void md5_init_ctx

(

struct md5_ctx *

ctx

)

Referenced by md5_stream().

void md5_process_block	(	void *	buffer,
		size_t	len,
		struct md5_ctx *	ctx
	)			const

References md5_ctx::A, md5_ctx::B, md5_ctx::C, md5_ctx::D, FG, FH, FI, OP, and md5_ctx::total.

void md5_process_block	(	__const void *	buffer,
		size_t	len,
		struct md5_ctx *	ctx
	)

Referenced by md5_finish_ctx(), md5_process_bytes(), and md5_stream().

void md5_process_bytes	(	void *	buffer,
		size_t	len,
		struct md5_ctx *	ctx
	)			const

References md5_ctx::buflen, and md5_process_block().

void md5_process_bytes	(	__const void *	buffer,
		size_t	len,
		struct md5_ctx *	ctx
	)

Referenced by md5_stream().

void* md5_read_ctx	(	struct md5_ctx *	ctx,
		void *	resbuf
	)			const

References SWAP.

void* md5_read_ctx	(	__const struct md5_ctx *	ctx,
		void *	resbuf
	)

Referenced by md5_finish_ctx().

int md5_stream	(	FILE *	stream,
		void *	resblock
	)

References BLOCKSIZE, md5_finish_ctx(), md5_init_ctx(), md5_process_block(), and md5_process_bytes().

Referenced by PPD::fileChecksum().

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Variable Documentation

const unsigned char fillbuf[64] = { 0x80, 0 } [static]