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#elif defined(HAVE_CRYPTGENRANDOM)
# include <windows.h>
# include <wincrypt.h>
static long getrandom_impl(void *buf, unsigned int buflen) {
HCRYPTPROV provider;
BOOL cac_ret, cgr_ret;
cac_ret = CryptAcquireContextA(&provider, NULL, NULL, PROV_RSA_FULL, CRYPT_SILENT);
if (cac_ret == FALSE) {
return(-1);
}
cgr_ret = CryptGenRandom(provider, buflen, (BYTE *) buf);
CryptReleaseContext(provider, 0);
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#elif defined(HAVE_CRYPTGENRANDOM)
# include <windows.h>
# include <wincrypt.h>
static long getrandom_impl(void *buf, unsigned int buflen) {
HCRYPTPROV provider;
BOOL cac_ret, cgr_ret;
cac_ret = CryptAcquireContextA(&provider, NULL, NULL, PROV_RSA_FULL, CRYPT_SILENT | CRYPT_VERIFYCONTEXT);
if (cac_ret == FALSE) {
cac_ret = CryptAcquireContextA(&provider, NULL, NULL, PROV_RSA_FULL, CRYPT_SILENT | CRYPT_VERIFYCONTEXT | CRYPT_NEWKEYSET);
}
if (cac_ret == FALSE) {
return(-1);
}
cgr_ret = CryptGenRandom(provider, buflen, (BYTE *) buf);
CryptReleaseContext(provider, 0);
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