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69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
/* radare - LGPL - Copyright 2009 pancake<nopcode.org> */
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#include "r_hash.h"
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#if 0
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// TODO: move to r_util
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static int bitnum(int bit) {
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int b;
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for(b=0;bit>>=1;b++);
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return b;
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}
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#endif
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/* TODO: do it more beautiful with structs and not spaguetis */
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/* TODO: find a better method name */
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R_API int r_hash_calculate(struct r_hash_t *ctx, int algobit, const ut8 *buf, ut32 len) {
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if (algobit & R_HASH_MD4) {
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r_hash_do_md4(ctx, buf, len);
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return R_HASH_SIZE_MD4;
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}
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if (algobit & R_HASH_MD5) {
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r_hash_do_md5(ctx, buf, len);
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return R_HASH_SIZE_MD5;
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}
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if (algobit & R_HASH_SHA1) {
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r_hash_do_sha1(ctx, buf, len);
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return R_HASH_SIZE_SHA1;
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}
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if (algobit & R_HASH_SHA256) {
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r_hash_do_sha256(ctx, buf, len);
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return R_HASH_SIZE_SHA256;
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}
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if (algobit & R_HASH_SHA384) {
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r_hash_do_sha384(ctx, buf, len);
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return R_HASH_SIZE_SHA384;
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}
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if (algobit & R_HASH_SHA512) {
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r_hash_do_sha512(ctx, buf, len);
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return R_HASH_SIZE_SHA512;
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}
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if (algobit & R_HASH_PCPRINT) {
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ctx->digest[0] = r_hash_pcprint(buf, len);
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return 1;
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}
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if (algobit & R_HASH_PARITY) {
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ctx->digest[0] = r_hash_parity(buf, len);
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return 1;
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}
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if (algobit & R_HASH_ENTROPY) {
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ctx->digest[0] = (ut8)r_hash_entropy (buf, len);
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return 1;
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}
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if (algobit & R_HASH_XOR) {
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ctx->digest[0] = r_hash_xor(buf, len);
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return 1;
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}
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if (algobit & R_HASH_XORPAIR) {
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ut16 res = r_hash_xorpair(buf, len);
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memcpy(ctx->digest, &res, 2);
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return 2;
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}
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if (algobit & R_HASH_MOD255) {
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ctx->digest[0] = r_hash_mod255(buf, len);
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return 1;
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}
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/* error unknown stuff */
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return 0;
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}
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