mod255.h File Reference

#include <rz_types.h>

Go to the source code of this file.

Macros
#define	RZ_HASH_MOD255_DIGEST_SIZE   4
#define	RZ_HASH_MOD255_BLOCK_LENGTH   0

Typedefs
typedef ut32	RzMod255

Functions
bool	rz_mod255_init (RzMod255 *ctx)
bool	rz_mod255_update (RzMod255 *ctx, const ut8 *data, size_t len)
bool	rz_mod255_final (ut8 *digest, RzMod255 *ctx)

Macro Definition Documentation

RZ_HASH_MOD255_BLOCK_LENGTH

#define RZ_HASH_MOD255_BLOCK_LENGTH   0

Definition at line 10 of file mod255.h.

RZ_HASH_MOD255_DIGEST_SIZE

#define RZ_HASH_MOD255_DIGEST_SIZE   4

Definition at line 9 of file mod255.h.

Typedef Documentation

RzMod255

typedef ut32 RzMod255

Definition at line 12 of file mod255.h.

Function Documentation

rz_mod255_final()

bool rz_mod255_final	(	ut8 *	digest,
		RzMod255 *	ctx
	)

Definition at line 23 of file mod255.c.

                                                 {
    rz_return_val_if_fail(digest && ctx, false);
    *digest = (*ctx) % 255;
    return true;
}

References rz_return_val_if_fail.

Referenced by plugin_mod255_final(), and plugin_mod255_small_block().

rz_mod255_init()

bool rz_mod255_init

(

RzMod255 *

ctx

)

Definition at line 7 of file mod255.c.

                                   {
    rz_return_val_if_fail(ctx, false);
    *ctx = 0;
    return true;
}

References rz_return_val_if_fail.

Referenced by plugin_mod255_init(), and plugin_mod255_small_block().

rz_mod255_update()

bool rz_mod255_update	(	RzMod255 *	ctx,
		const ut8 *	data,
		size_t	len
	)

Definition at line 13 of file mod255.c.

                                                                  {
    rz_return_val_if_fail(ctx && data, false);
    ut8 value = *ctx;
    for (size_t i = 0; i < len; ++i) {
        value += data[i];
    }
    *ctx = value;
    return true;
}

References i, len, rz_return_val_if_fail, and value.

Referenced by plugin_mod255_small_block(), and plugin_mod255_update().