md5.c File Reference

Include dependency graph for md5.c:

Macros
#define	rol(x, n)
#define	FF(b, c, d)
#define	FG(b, c, d)
#define	FH(b, c, d)
#define	FI(b, c, d)
#define	OP(a, b, c, d, s, T)
#define	OP(f, a, b, c, d, k, s, T)
#define	X(a)

Typedefs
typedef uint32_t	u32
typedef uint8_t	byte
typedef struct md5_s	MD5_CONTEXT

Functions
static void	md5_init (void *context)
static void	transform (MD5_CONTEXT *ctx, const unsigned char *data)
static void	md5_write (void *context, const void *inbuf_arg, size_t inlen)
static void	md5_final (void *context)
void	vlc_hash_md5_Init (vlc_hash_md5_t *ctx)
	Initialize MD5 context.
void	vlc_hash_md5_Update (vlc_hash_md5_t *ctx, const void *data, size_t length)
	Update MD5 hash computation with new data.
void	vlc_hash_md5_Finish (vlc_hash_md5_t *ctx, void *output, size_t size)
	Finish MD5 hash computation.

Macro Definition Documentation

FF

#define FF	(		b,
			c,
			d )

Value:

(d ^ (b & (c ^ d)))

FG

#define FG	(		b,
			c,
			d )

Value:

FF (d, b, c)

Referenced by transform().

FH

#define FH	(		b,
			c,
			d )

Value:

(b ^ c ^ d)

Referenced by transform().

FI

#define FI	(		b,
			c,
			d )

Value:

(c ^ (b | ~d))

Referenced by transform().

OP [1/2]

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

Value:

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

Referenced by transform().

OP [2/2]

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

Value:

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

rol

#define rol	(		x,
			n )

Value:

( ((x) << (n)) | ((x) >> (32-(n))) )

X

#define X

(

a

)

Value:

do { *(u32*)p = (*hd).a ; p += 4; } while(0)

Referenced by md5_final().

Typedef Documentation

byte

typedef uint8_t byte

MD5_CONTEXT

typedef struct md5_s MD5_CONTEXT

u32

typedef uint32_t u32

Function Documentation

md5_final()

void md5_final ( void * context )

static

References A, B, md5_write(), p, transform(), and X.

Referenced by vlc_hash_md5_Finish().

md5_init()

void md5_init ( void * context )

static

Referenced by vlc_hash_md5_Init().

md5_write()

void md5_write ( void * context, const void * inbuf_arg, size_t inlen )

static

References md5_write(), and transform().

Referenced by md5_final(), md5_write(), and vlc_hash_md5_Update().

transform()

void transform ( MD5_CONTEXT * ctx, const unsigned char * data )

static

References A, B, FG, FH, FI, and OP.

Referenced by md5_final(), md5_write(), transform_GetBasicOps(), transform_Inverse(), video_format_ApplyRotation(), video_format_TransformBy(), and video_format_TransformTo().