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- Bug #55169, improve fix, allow non interactive user, hash-like ops only usage

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This commit is contained in:
Pierre Joye 2011-07-12 11:46:41 +00:00
parent 01607c4137
commit 96b5e69889
1 changed files with 6 additions and 3 deletions
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9
win32/winutil.c
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@ -87,11 +87,14 @@ PHPAPI int php_win32_get_random_bytes(unsigned char *buf, size_t size) { /* {{{
#endif
if (has_crypto_ctx == 0) {
if (!CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, 0)) {
/* CRYPT_VERIFYCONTEXT > only hashing&co-like use, no need to acces prv keys */
if (!CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, CRYPT_MACHINE_KEYSET|CRYPT_VERIFYCONTEXT )) {
/* Could mean that the key container does not exist, let try
again by asking for a new one */
again by asking for a new one. If it fails here, it surely means that the user running
this process does not have the permission(s) to use this container.
*/
if (GetLastError() == NTE_BAD_KEYSET) {
if (CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, CRYPT_NEWKEYSET)) {
if (CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, CRYPT_NEWKEYSET | CRYPT_MACHINE_KEYSET | CRYPT_VERIFYCONTEXT )) {
has_crypto_ctx = 1;
} else {
has_crypto_ctx = 0;