From 6a1b472a062d251ce6f9b1f9e9e159671d1a54c3 Mon Sep 17 00:00:00 2001
From: Francisco Molina <femolina@uc.cl>
Date: Mon, 4 Apr 2022 11:27:41 +0200
Subject: [PATCH 1/3] sys/suit: save seq_number when parsing manifest

---
 sys/include/suit.h         | 1 +
 sys/suit/handlers_global.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/sys/include/suit.h b/sys/include/suit.h
index 942f7a3894..84f1f633cc 100644
--- a/sys/include/suit.h
+++ b/sys/include/suit.h
@@ -245,6 +245,7 @@ typedef struct {
     uint8_t validation_buf[SUIT_COSE_BUF_SIZE];
     char *urlbuf;                   /**< Buffer containing the manifest url */
     size_t urlbuf_len;              /**< Length of the manifest url */
+    uint32_t seq_number;            /**< Set sequence number */
 } suit_manifest_t;
 
 /**
diff --git a/sys/suit/handlers_global.c b/sys/suit/handlers_global.c
index 0ac4f488d7..2e906e67e7 100644
--- a/sys/suit/handlers_global.c
+++ b/sys/suit/handlers_global.c
@@ -76,6 +76,7 @@ static int _seq_no_handler(suit_manifest_t *manifest, int key,
     }
 
     LOG_INFO("suit: validated sequence number\n)");
+    manifest->seq_number = seq_nr;
     manifest->validated |= SUIT_VALIDATED_SEQ_NR;
     return SUIT_OK;
 

From 73d71a6dd5da75bc93380c09b1eb9d324e66e5ce Mon Sep 17 00:00:00 2001
From: Francisco Molina <femolina@uc.cl>
Date: Mon, 4 Apr 2022 11:28:08 +0200
Subject: [PATCH 2/3] sys/suit/sotarge/ram: on install set seq_no

---
 sys/suit/storage/ram.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/sys/suit/storage/ram.c b/sys/suit/storage/ram.c
index af45c6ec3b..89a3d41d29 100644
--- a/sys/suit/storage/ram.c
+++ b/sys/suit/storage/ram.c
@@ -120,11 +120,9 @@ static int _ram_finish(suit_storage_t *storage, const suit_manifest_t *manifest)
     return SUIT_OK;
 }
 
-static int _ram_install(suit_storage_t *storage,
-                        const suit_manifest_t *manifest)
+static int _ram_install(suit_storage_t *storage, const suit_manifest_t *manifest)
 {
-    (void)manifest;
-    (void)storage;
+    suit_storage_set_seq_no(storage, manifest->seq_number);
     return SUIT_OK;
 }
 

From ebf09929750a0bfbbf20d7d2d26942628831347a Mon Sep 17 00:00:00 2001
From: Francisco Molina <femolina@uc.cl>
Date: Fri, 15 Apr 2022 08:20:20 +0200
Subject: [PATCH 3/3] tests/suit_manifest: fix seq_no of manifest4

---
 tests/suit_manifest/create_test_data.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/suit_manifest/create_test_data.sh b/tests/suit_manifest/create_test_data.sh
index eec4245885..c0a035a670 100644
--- a/tests/suit_manifest/create_test_data.sh
+++ b/tests/suit_manifest/create_test_data.sh
@@ -47,5 +47,5 @@ gen_manifest "${MANIFEST_DIR}/manifest3.bin".unsigned 2 "${MANIFEST_DIR}/file1.b
 sign_manifest "${MANIFEST_DIR}/manifest3.bin".unsigned "${MANIFEST_DIR}/manifest3.bin"
 
 # valid manifest, valid seqnr, signed, 2 components
-gen_manifest "${MANIFEST_DIR}/manifest4.bin".unsigned 2 "${MANIFEST_DIR}/file1.bin:0:ram:0" "${MANIFEST_DIR}/file2.bin:0:ram:1"
+gen_manifest "${MANIFEST_DIR}/manifest4.bin".unsigned 3 "${MANIFEST_DIR}/file1.bin:0:ram:0" "${MANIFEST_DIR}/file2.bin:0:ram:1"
 sign_manifest "${MANIFEST_DIR}/manifest4.bin".unsigned "${MANIFEST_DIR}/manifest4.bin"