1 files changed, 0 insertions, 107 deletions

diff --git a/lib/xxhash.c b/lib/xxhash.c
index b5bd567aa6b3..cf629766f376 100644
--- a/lib/xxhash.c
+++ b/lib/xxhash.c
@@ -267,113 +267,6 @@ void xxh64_reset(struct xxh64_state *statePtr, const uint64_t seed)
 }
 EXPORT_SYMBOL(xxh64_reset);
 
-int xxh32_update(struct xxh32_state *state, const void *input, const size_t len)
-{
-	const uint8_t *p = (const uint8_t *)input;
-	const uint8_t *const b_end = p + len;
-
-	if (input == NULL)
-		return -EINVAL;
-
-	state->total_len_32 += (uint32_t)len;
-	state->large_len |= (len >= 16) | (state->total_len_32 >= 16);
-
-	if (state->memsize + len < 16) { /* fill in tmp buffer */
-		memcpy((uint8_t *)(state->mem32) + state->memsize, input, len);
-		state->memsize += (uint32_t)len;
-		return 0;
-	}
-
-	if (state->memsize) { /* some data left from previous update */
-		const uint32_t *p32 = state->mem32;
-
-		memcpy((uint8_t *)(state->mem32) + state->memsize, input,
-			16 - state->memsize);
-
-		state->v1 = xxh32_round(state->v1, get_unaligned_le32(p32));
-		p32++;
-		state->v2 = xxh32_round(state->v2, get_unaligned_le32(p32));
-		p32++;
-		state->v3 = xxh32_round(state->v3, get_unaligned_le32(p32));
-		p32++;
-		state->v4 = xxh32_round(state->v4, get_unaligned_le32(p32));
-		p32++;
-
-		p += 16-state->memsize;
-		state->memsize = 0;
-	}
-
-	if (p <= b_end - 16) {
-		const uint8_t *const limit = b_end - 16;
-		uint32_t v1 = state->v1;
-		uint32_t v2 = state->v2;
-		uint32_t v3 = state->v3;
-		uint32_t v4 = state->v4;
-
-		do {
-			v1 = xxh32_round(v1, get_unaligned_le32(p));
-			p += 4;
-			v2 = xxh32_round(v2, get_unaligned_le32(p));
-			p += 4;
-			v3 = xxh32_round(v3, get_unaligned_le32(p));
-			p += 4;
-			v4 = xxh32_round(v4, get_unaligned_le32(p));
-			p += 4;
-		} while (p <= limit);
-
-		state->v1 = v1;
-		state->v2 = v2;
-		state->v3 = v3;
-		state->v4 = v4;
-	}
-
-	if (p < b_end) {
-		memcpy(state->mem32, p, (size_t)(b_end-p));
-		state->memsize = (uint32_t)(b_end-p);
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(xxh32_update);
-
-uint32_t xxh32_digest(const struct xxh32_state *state)
-{
-	const uint8_t *p = (const uint8_t *)state->mem32;
-	const uint8_t *const b_end = (const uint8_t *)(state->mem32) +
-		state->memsize;
-	uint32_t h32;
-
-	if (state->large_len) {
-		h32 = xxh_rotl32(state->v1, 1) + xxh_rotl32(state->v2, 7) +
-			xxh_rotl32(state->v3, 12) + xxh_rotl32(state->v4, 18);
-	} else {
-		h32 = state->v3 /* == seed */ + PRIME32_5;
-	}
-
-	h32 += state->total_len_32;
-
-	while (p + 4 <= b_end) {
-		h32 += get_unaligned_le32(p) * PRIME32_3;
-		h32 = xxh_rotl32(h32, 17) * PRIME32_4;
-		p += 4;
-	}
-
-	while (p < b_end) {
-		h32 += (*p) * PRIME32_5;
-		h32 = xxh_rotl32(h32, 11) * PRIME32_1;
-		p++;
-	}
-
-	h32 ^= h32 >> 15;
-	h32 *= PRIME32_2;
-	h32 ^= h32 >> 13;
-	h32 *= PRIME32_3;
-	h32 ^= h32 >> 16;
-
-	return h32;
-}
-EXPORT_SYMBOL(xxh32_digest);
-
 int xxh64_update(struct xxh64_state *state, const void *input, const size_t len)
 {
 	const uint8_t *p = (const uint8_t *)input;