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Drop x25519, use p256 only

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cpq committed 2026-10-15 13:36:24 +01:00
1 parent b68da1548b
commit 37f3ed5ba4
87 files changed
+12928 -32874
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src/flash.c
+3 -4
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@@ -4,7 +4,7 @@
#include "ota.h"
#ifdef MG_OTA_PUBLIC_KEY
#include "sha256.h"
#include "tls_uecc.h"
#include "tls_p256.h"
#endif
#if MG_OTA != MG_OTA_NONE && MG_OTA != MG_OTA_CUSTOM
@@ -76,9 +76,8 @@ bool mg_ota_flash_end(struct mg_flash *flash) {
uint8_t hash[32];
size_t fw_size = s_size - 68; // strip 64-byte sig + 4-byte magic
mg_sha256(hash, (uint8_t *) base, fw_size);
ok = mg_uecc_verify(s_pubkey, hash, sizeof(hash),
(uint8_t *) base + fw_size,
mg_uecc_secp256r1()) == 1;
ok = mg_p256_verify(s_pubkey, hash, sizeof(hash),
(uint8_t *) base + fw_size) == 1;
MG_INFO(("Signature: %s", ok ? "ok" : "fail"));
} else {
ok = false;