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Add a few more checks and warnings in the crypto functions.
[tinc]
/
src
/
openssl
/
ecdsagen.c
diff --git
a/src/openssl/ecdsagen.c
b/src/openssl/ecdsagen.c
index
35795f3
..
31e5847
100644
(file)
--- a/
src/openssl/ecdsagen.c
+++ b/
src/openssl/ecdsagen.c
@@
-51,16
+51,20
@@
ecdsa_t *ecdsa_generate(void) {
bool ecdsa_write_pem_public_key(ecdsa_t *ecdsa, FILE *fp) {
BIO *out = BIO_new(BIO_s_file());
bool ecdsa_write_pem_public_key(ecdsa_t *ecdsa, FILE *fp) {
BIO *out = BIO_new(BIO_s_file());
+ if(!out)
+ return false;
BIO_set_fp(out, fp, BIO_NOCLOSE);
BIO_set_fp(out, fp, BIO_NOCLOSE);
- PEM_write_bio_EC_PUBKEY(out, ecdsa);
+
bool result =
PEM_write_bio_EC_PUBKEY(out, ecdsa);
BIO_free(out);
BIO_free(out);
- return
true
;
+ return
result
;
}
bool ecdsa_write_pem_private_key(ecdsa_t *ecdsa, FILE *fp) {
BIO *out = BIO_new(BIO_s_file());
}
bool ecdsa_write_pem_private_key(ecdsa_t *ecdsa, FILE *fp) {
BIO *out = BIO_new(BIO_s_file());
+ if(!out)
+ return false;
BIO_set_fp(out, fp, BIO_NOCLOSE);
BIO_set_fp(out, fp, BIO_NOCLOSE);
- PEM_write_bio_ECPrivateKey(out, ecdsa, NULL, NULL, 0, NULL, NULL);
+
bool result =
PEM_write_bio_ECPrivateKey(out, ecdsa, NULL, NULL, 0, NULL, NULL);
BIO_free(out);
BIO_free(out);
- return
true
;
+ return
result
;
}
}