Reintroduced for backward compatibility the old api for signing packets that allocates the buffer holding the signature.

Change-Id: I7ee9089b5cb1ec21fd0c5c27f9ee391cc294266b
Signed-off-by: Alberto Compagno <acompagn+fdio@cisco.com>

1 files changed, 12 insertions, 3 deletions

diff --git a/libparc/parc/security/parc_Signer.c b/libparc/parc/security/parc_Signer.c
index 2d3c7465..4015875a 100644
--- a/libparc/parc/security/parc_Signer.c
+++ b/libparc/parc/security/parc_Signer.c
@@ -108,12 +108,21 @@ parcSigner_GetCryptoHasher(const PARCSigner *signer)
 }
 
 PARCSignature *
-parcSigner_SignDigest(const PARCSigner *signer, const PARCCryptoHash *parcDigest, uint8_t * signature, uint32_t sig_len)
+parcSigner_SignDigestNoAlloc(const PARCSigner *signer, const PARCCryptoHash *parcDigest, uint8_t * signature, uint32_t sig_len)
 {
     parcSigner_OptionalAssertValid(signer);
 
     parcAssertNotNull(parcDigest, "parcDigest to sign must not be null");
-    return signer->interface->SignDigest(signer->instance, parcDigest, signature, sig_len);
+    return signer->interface->SignDigestNoAlloc(signer->instance, parcDigest, signature, sig_len);
+}
+
+PARCSignature *
+parcSigner_SignDigest(const PARCSigner *signer, const PARCCryptoHash *parcDigest)
+{
+    parcSigner_OptionalAssertValid(signer);
+
+    parcAssertNotNull(parcDigest, "parcDigest to sign must not be null");
+    return signer->interface->SignDigest(signer->instance, parcDigest);
 }
 
 PARCSignature *
@@ -129,7 +138,7 @@ parcSigner_SignBuffer(const PARCSigner *signer, const PARCBuffer *buffer, uint8_
     PARCCryptoHash *hash = parcCryptoHasher_Finalize(hasher);
     parcCryptoHasher_Release(&hasher);
 
-    PARCSignature *signature = parcSigner_SignDigest(signer, hash, signature_buf, sig_len);
+    PARCSignature *signature = parcSigner_SignDigestNoAlloc(signer, hash, signature_buf, sig_len);
     parcCryptoHash_Release(&hash);
 
     return signature;