[Accel-config] [PATCH RESEND v1 04/14] accel-config/test: Add algorithm to do Zdecompress32

Add an algorithm to implement Zdecompress32, it is used to generate
a reference data for comparing with the result from IAA hardware.

Signed-off-by: Li Zhang <li4.zhang(a)intel.com>
---
 test/algorithms/iaa_zcompress.c | 32 ++++++++++++++++++++++++++++++++
 test/algorithms/iaa_zcompress.h |  1 +
 2 files changed, 33 insertions(+)

diff --git a/test/algorithms/iaa_zcompress.c b/test/algorithms/iaa_zcompress.c
index 1126466..d3d47e8 100644
--- a/test/algorithms/iaa_zcompress.c
+++ b/test/algorithms/iaa_zcompress.c
@@ -164,3 +164,35 @@ int iaa_do_zdecompress16(void *dst, void *src, int src_len)
 
 	return dst_len;
 }
+
+int iaa_do_zdecompress32(void *dst, void *src, int src_len)
+{
+	int i, j, dst_len = 0;
+	uint32_t tags;
+	int remainder_len = src_len;
+	uint32_t *src_ptr = (uint32_t *)src;
+	uint32_t *dst_ptr = (uint32_t *)dst;
+
+	for (i = 0; i < (src_len / 4); i++) {
+		tags = *src_ptr++;
+		remainder_len -= 4;
+
+		for (j = 0; j < 32; j++) {
+			if (tags & ((uint32_t)1 << j)) {
+				if (remainder_len <= 0)
+					break;
+				*dst_ptr++ = *src_ptr++;
+				remainder_len -= 4;
+			} else {
+				*dst_ptr++ = 0;
+			}
+
+			dst_len += 4;
+		}
+
+		if (remainder_len <= 0)
+			break;
+	}
+
+	return dst_len;
+}
diff --git a/test/algorithms/iaa_zcompress.h b/test/algorithms/iaa_zcompress.h
index a2b37e9..357b558 100644
--- a/test/algorithms/iaa_zcompress.h
+++ b/test/algorithms/iaa_zcompress.h
@@ -9,5 +9,6 @@ void iaa_zcompress16_randomize_input(void *dst, uint64_t pattern, int len);
 int iaa_do_zcompress16(void *dst, void *src, int src_len);
 int iaa_do_zdecompress16(void *dst, void *src, int src_len);
 int iaa_do_zcompress32(void *dst, void *src, int src_len);
+int iaa_do_zdecompress32(void *dst, void *src, int src_len);
 
 #endif
-- 
2.25.1