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define and use d2i_RSAPublicKey

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This commit is contained in:
Love Hornquist Astrand
2009-08-21 18:57:09 -07:00
parent 72e306c7e3
commit 9f5d22b98a
3 changed files with 46 additions and 20 deletions
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35
lib/hcrypto/rsa.c
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@@ -559,3 +559,38 @@ i2d_RSAPublicKey(RSA *rsa, unsigned char **pp)
return size;
}
RSA *
d2i_RSAPublicKey(RSA *rsa, const unsigned char **pp, size_t len)
{
RSAPublicKey data;
RSA *k = rsa;
size_t size;
int ret;
ret = decode_RSAPublicKey(*pp, len, &data, &size);
if (ret)
return NULL;
*pp += size;
if (k == NULL) {
k = RSA_new();
if (k == NULL) {
free_RSAPublicKey(&data);
return NULL;
}
}
k->n = heim_int2BN(&data.modulus);
k->e = heim_int2BN(&data.publicExponent);
free_RSAPublicKey(&data);
if (k->n == NULL || k->e == NULL) {
RSA_free(k);
return NULL;
}
return k;
}

2
lib/hcrypto/rsa.h
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@@ -64,6 +64,7 @@
#define d2i_RSAPrivateKey hc_d2i_RSAPrivateKey
#define i2d_RSAPrivateKey hc_i2d_RSAPrivateKey
#define i2d_RSAPublicKey hc_i2d_RSAPublicKey
#define d2i_RSAPublicKey hc_d2i_RSAPublicKey
/*
*
@@ -173,5 +174,6 @@ RSA * d2i_RSAPrivateKey(RSA *, const unsigned char **, size_t);
int i2d_RSAPrivateKey(RSA *, unsigned char **);
int i2d_RSAPublicKey(RSA *, unsigned char **);
RSA * d2i_RSAPublicKey(RSA *, const unsigned char **, size_t);
#endif /* _HEIM_RSA_H */