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get_randomness() removed from m_challenge.c - we use rb_get_random() now from libratbox

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This commit is contained in:
Valery Yatsko 2008-04-20 08:30:41 +04:00
parent d80645d0e2
commit f55930ac2e
1 changed files with 7 additions and 28 deletions
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35
modules/m_challenge.c
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@ -248,28 +248,6 @@ m_challenge(struct Client *client_p, struct Client *source_p, int parc, const ch
return 0; return 0;
} }
static int
get_randomness(unsigned char *buf, int length)
{
/* Seed OpenSSL PRNG with EGD enthropy pool -kre */
if(ConfigFileEntry.use_egd && (ConfigFileEntry.egdpool_path != NULL))
{
if(RAND_egd(ConfigFileEntry.egdpool_path) == -1)
return -1;
}
if(RAND_status())
{
if(RAND_bytes(buf, length) > 0)
return 1;
}
else {
if(RAND_pseudo_bytes(buf, length) >= 0)
return 1;
}
return 0;
}
static int static int
generate_challenge(char **r_challenge, char **r_response, RSA * rsa) generate_challenge(char **r_challenge, char **r_response, RSA * rsa)
{ {
@ -282,23 +260,24 @@ generate_challenge(char **r_challenge, char **r_response, RSA * rsa)
if(!rsa) if(!rsa)
return -1; return -1;
if(get_randomness(secret, CHALLENGE_SECRET_LENGTH)) if(rb_get_random(secret, CHALLENGE_SECRET_LENGTH))
{ {
SHA1_Init(&ctx); SHA1_Init(&ctx);
SHA1_Update(&ctx, (u_int8_t *)secret, CHALLENGE_SECRET_LENGTH); SHA1_Update(&ctx, (uint8_t *)secret, CHALLENGE_SECRET_LENGTH);
*r_response = rb_malloc(SHA_DIGEST_LENGTH); *r_response = malloc(SHA_DIGEST_LENGTH);
SHA1_Final((u_int8_t *)*r_response, &ctx); SHA1_Final((uint8_t *)*r_response, &ctx);
length = RSA_size(rsa); length = RSA_size(rsa);
tmp = rb_malloc(length); tmp = rb_malloc(length);
ret = RSA_public_encrypt(CHALLENGE_SECRET_LENGTH, secret, tmp, rsa, RSA_PKCS1_OAEP_PADDING); ret = RSA_public_encrypt(CHALLENGE_SECRET_LENGTH, secret, tmp, rsa, RSA_PKCS1_OAEP_PADDING);
if (ret >= 0) if(ret >= 0)
{ {
*r_challenge = (char *)ircd_base64_encode(tmp, ret); *r_challenge = (char *)rb_base64_encode(tmp, ret);
rb_free(tmp); rb_free(tmp);
return 0; return 0;
} }
rb_free(tmp); rb_free(tmp);
rb_free(*r_response); rb_free(*r_response);
*r_response = NULL; *r_response = NULL;