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| author | Bodo Möller <bodo@openssl.org> | 2003-02-21 16:06:39 +0000 |
|---|---|---|
| committer | Bodo Möller <bodo@openssl.org> | 2003-02-21 16:06:39 +0000 |
| commit | f2aa055ec63ab25ba606225cbb8977857d3039d2 (patch) | |
| tree | 3268f1144f38c63edd41bff00216095b9136a29f /crypto/ec | |
| parent | 62e3163b1b153a2414d5c258ace557a3b4d373c5 (diff) | |
| download | openssl-f2aa055ec63ab25ba606225cbb8977857d3039d2.tar.gz | |
treat 'out' like i2d functions do; cf. asn1_item_flags_i2d (crypto/asn/tasn_enc.c)
Diffstat (limited to 'crypto/ec')
| -rw-r--r-- | crypto/ec/ec_asn1.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/crypto/ec/ec_asn1.c b/crypto/ec/ec_asn1.c index 927a3716cf..f31ac45d99 100644 --- a/crypto/ec/ec_asn1.c +++ b/crypto/ec/ec_asn1.c @@ -1437,7 +1437,8 @@ EC_KEY *o2i_ECPublicKey(EC_KEY **a, const unsigned char **in, long len) int i2o_ECPublicKey(EC_KEY *a, unsigned char **out) { - size_t buf_len=0; + size_t buf_len=0; + int new_buffer = 0; if (a == NULL) { @@ -1453,11 +1454,14 @@ int i2o_ECPublicKey(EC_KEY *a, unsigned char **out) return buf_len; if (*out == NULL) + { if ((*out = OPENSSL_malloc(buf_len)) == NULL) { ECerr(EC_F_I2O_ECPUBLICKEY, ERR_R_MALLOC_FAILURE); return 0; } + new_buffer = 1; + } if (!EC_POINT_point2oct(a->group, a->pub_key, a->conv_form, *out, buf_len, NULL)) { @@ -1466,6 +1470,7 @@ int i2o_ECPublicKey(EC_KEY *a, unsigned char **out) *out = NULL; return 0; } - *out += buf_len; + if (!new_buffer) + *out += buf_len; return buf_len; } |