algo_xxhash32.c File Reference

#include <rz_hash.h>
#include <rz_util/rz_assert.h>
#include <xxhash.h>

Go to the source code of this file.

Macros
#define	RZ_HASH_XXHASH32_DIGEST_SIZE   4
#define	RZ_HASH_XXHASH32_BLOCK_LENGTH   0

Functions
static void *	plugin_xxhash32_context_new ()
static void	plugin_xxhash32_context_free (void *context)
static RzHashSize	plugin_xxhash32_digest_size (void *context)
static RzHashSize	plugin_xxhash32_block_size (void *context)
static bool	plugin_xxhash32_init (void *context)
static bool	plugin_xxhash32_update (void *context, const ut8 *data, ut64 size)
static bool	plugin_xxhash32_final (void *context, ut8 *digest)
static bool	plugin_xxhash32_small_block (const ut8 *data, ut64 size, ut8 **digest, RzHashSize *digest_size)

Variables
RzHashPlugin	rz_hash_plugin_xxhash32
RZ_API RzLibStruct	rizin_plugin

Macro Definition Documentation

RZ_HASH_XXHASH32_BLOCK_LENGTH

#define RZ_HASH_XXHASH32_BLOCK_LENGTH   0

Definition at line 9 of file algo_xxhash32.c.

RZ_HASH_XXHASH32_DIGEST_SIZE

#define RZ_HASH_XXHASH32_DIGEST_SIZE   4

Definition at line 8 of file algo_xxhash32.c.

Function Documentation

plugin_xxhash32_block_size()

static RzHashSize plugin_xxhash32_block_size ( void *  context )

static

Definition at line 23 of file algo_xxhash32.c.

                                                            {
    return RZ_HASH_XXHASH32_BLOCK_LENGTH;
}

References RZ_HASH_XXHASH32_BLOCK_LENGTH.

plugin_xxhash32_context_free()

static void plugin_xxhash32_context_free ( void *  context )

static

Definition at line 15 of file algo_xxhash32.c.

                                                        {
    XXH32_freeState((XXH32_state_t *)context);
}

References XXH32_freeState().

plugin_xxhash32_context_new()

static void* plugin_xxhash32_context_new ( )

static

Definition at line 11 of file algo_xxhash32.c.

                                           {
    return XXH32_createState();
}

References XXH32_createState().

plugin_xxhash32_digest_size()

static RzHashSize plugin_xxhash32_digest_size ( void *  context )

static

Definition at line 19 of file algo_xxhash32.c.

                                                             {
    return RZ_HASH_XXHASH32_DIGEST_SIZE;
}

References RZ_HASH_XXHASH32_DIGEST_SIZE.

plugin_xxhash32_final()

static bool plugin_xxhash32_final ( void *  context, ut8 *  digest  )

static

Definition at line 41 of file algo_xxhash32.c.

                                                              {
    rz_return_val_if_fail(context && digest, false);
 
    ut32 dgst = XXH32_digest((XXH32_state_t *)context);
    rz_write_le32(digest, dgst);
    return true;
}

References rz_return_val_if_fail, rz_write_le32(), and XXH32_digest().

plugin_xxhash32_init()

static bool plugin_xxhash32_init ( void *  context )

static

Definition at line 27 of file algo_xxhash32.c.

                                                {
    rz_return_val_if_fail(context, false);
 
    XXH32_reset((XXH32_state_t *)context, 0);
    return true;
}

References rz_return_val_if_fail, and XXH32_reset().

plugin_xxhash32_small_block()

static bool plugin_xxhash32_small_block ( const ut8 *  data, ut64  size, ut8 **  digest, RzHashSize *  digest_size  )

static

Definition at line 49 of file algo_xxhash32.c.

                                                                                                           {
    rz_return_val_if_fail(data && digest, false);
    ut8 *dgst = malloc(RZ_HASH_XXHASH32_DIGEST_SIZE);
    if (!dgst) {
        return false;
    }
 
    ut32 result = XXH32(data, size, 0);
    rz_write_le32(dgst, result);
 
    *digest = dgst;
    if (digest_size) {
        *digest_size = RZ_HASH_XXHASH32_DIGEST_SIZE;
    }
    return true;
}

References malloc(), RZ_HASH_XXHASH32_DIGEST_SIZE, rz_return_val_if_fail, rz_write_le32(), and XXH32().

plugin_xxhash32_update()

static bool plugin_xxhash32_update ( void *  context, const ut8 *  data, ut64  size  )

static

Definition at line 34 of file algo_xxhash32.c.

                                                                              {
    rz_return_val_if_fail(context && data, false);
 
    XXH32_update((XXH32_state_t *)context, data, size);
    return true;
}

References rz_return_val_if_fail, and XXH32_update().

Variable Documentation

rizin_plugin

RZ_API RzLibStruct rizin_plugin

Initial value:

= {
    .type = RZ_LIB_TYPE_HASH,
    .data = &rz_hash_plugin_xxhash32,
    .version = RZ_VERSION
}

Definition at line 82 of file algo_xxhash32.c.

rz_hash_plugin_xxhash32

RzHashPlugin rz_hash_plugin_xxhash32

Initial value:

= {
    .name = "xxhash32",
    .license = "LGPL3",
    .author = "deroad",
    .support_hmac = false,
    .context_new = plugin_xxhash32_context_new,
    .context_free = plugin_xxhash32_context_free,
    .digest_size = plugin_xxhash32_digest_size,
    .block_size = plugin_xxhash32_block_size,
    .init = plugin_xxhash32_init,
    .update = plugin_xxhash32_update,
    .final = plugin_xxhash32_final,
    .small_block = plugin_xxhash32_small_block,
}

Definition at line 66 of file algo_xxhash32.c.