commit 89720b41149f2c392d7641dcf30b1259d3f71af6
from: Omar Polo <op@omarpolo.com>
date: Sat Feb 04 14:00:31 2023 UTC

inflate: support sha256

commit - 5cf598c49a15d941d4a6f3b46fb5d81143ea998e
commit + 89720b41149f2c392d7641dcf30b1259d3f71af6
blob - 276955ef59f1f876bd0d16fd0ae8c624cbb843c0
blob + afe822662422c5ef26e0f9b4ba75b6a3101bd1ff
--- lib/got_lib_inflate.h
+++ lib/got_lib_inflate.h
@@ -19,13 +19,19 @@ struct got_inflate_checksum {
 	uint32_t *input_crc;
 
 	/* If not NULL, mix input bytes into this SHA1 context. */
-	SHA1_CTX *input_hash;
+	SHA1_CTX *input_sha1;
 
+	/* If not NULL, mix input bytes into this SHA1 context. */
+	SHA2_CTX *input_sha256;
+
 	/* If not NULL, mix output bytes into this CRC checksum. */
 	uint32_t *output_crc;
 
 	/* If not NULL, mix output bytes into this SHA1 context. */
-	SHA1_CTX *output_hash;
+	SHA1_CTX *output_sha1;
+
+	/* If not NULL, mix output bytes into this SHA1 context. */
+	SHA2_CTX *output_sha256;
 };
 
 struct got_inflate_buf {
blob - 87054d7de41467a73c89b7354f659f43387acfe3
blob + 688f0ca1c1580a72e701d51ed7e807085e2f640a
--- lib/inflate.c
+++ lib/inflate.c
@@ -92,8 +92,11 @@ csum_input(struct got_inflate_checksum *csum, const ui
 	if (csum->input_crc)
 		*csum->input_crc = crc32(*csum->input_crc, buf, len);
 
-	if (csum->input_hash)
-		SHA1Update(csum->input_hash, buf, len);
+	if (csum->input_sha1)
+		SHA1Update(csum->input_sha1, buf, len);
+
+	if (csum->input_sha256)
+		SHA256Update(csum->input_sha256, buf, len);
 }
 
 static void
@@ -102,8 +105,11 @@ csum_output(struct got_inflate_checksum *csum, const u
 	if (csum->output_crc)
 		*csum->output_crc = crc32(*csum->output_crc, buf, len);
 
-	if (csum->output_hash)
-		SHA1Update(csum->output_hash, buf, len);
+	if (csum->output_sha1)
+		SHA1Update(csum->output_sha1, buf, len);
+
+	if (csum->output_sha256)
+		SHA256Update(csum->output_sha256, buf, len);
 }
 
 const struct got_error *