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Protect loading routines with a lock.

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PR: 373
This commit is contained in:
Richard Levitte 2002-12-16 06:06:03 +00:00
parent e29246cb17
commit f70ddce761
1 changed files with 11 additions and 1 deletions
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12
ssl/ssl_ciph.c
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@ -197,6 +197,10 @@ static int sk_comp_cmp(const SSL_COMP * const *a,
static void load_builtin_compressions(void)
{
if (ssl_comp_methods != NULL)
return;
CRYPTO_w_lock(CRYPTO_LOCK_SSL);
if (ssl_comp_methods == NULL)
{
SSL_COMP *comp = NULL;
@ -222,6 +226,7 @@ static void load_builtin_compressions(void)
}
MemCheck_on();
}
CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
}
int ssl_cipher_get_evp(SSL_SESSION *s, const EVP_CIPHER **enc,
@ -793,7 +798,12 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method,
*/
if (rule_str == NULL) return(NULL);
if (init_ciphers) load_ciphers();
if (init_ciphers)
{
CRYPTO_w_lock(CRYPTO_LOCK_SSL);
if (init_ciphers) load_ciphers();
CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
}
/*
* To reduce the work to do we only want to process the compiled