On 3/14/19 5:55 AM, Richard Henderson wrote: > Use #ifdef _WIN32 instead of #ifndef _WIN32. > This will make other tests easier to sequence. > > Cc: Daniel P. Berrangé <berra...@redhat.com> > Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com> > --- > crypto/random-platform.c | 35 +++++++++++++++++------------------ > 1 file changed, 17 insertions(+), 18 deletions(-) > > diff --git a/crypto/random-platform.c b/crypto/random-platform.c > index 7541b4cae7..f995fc0ef1 100644 > --- a/crypto/random-platform.c > +++ b/crypto/random-platform.c > @@ -32,7 +32,14 @@ static int fd; /* a file handle to either /dev/urandom or > /dev/random */ > > int qcrypto_random_init(Error **errp) > { > -#ifndef _WIN32 > +#ifdef _WIN32 > + if (!CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, > + CRYPT_SILENT | CRYPT_VERIFYCONTEXT)) { > + error_setg_win32(errp, GetLastError(), > + "Unable to create cryptographic provider"); > + return -1; > + } > +#else > /* TBD perhaps also add support for BSD getentropy / Linux > * getrandom syscalls directly */ > fd = open("/dev/urandom", O_RDONLY); > @@ -44,15 +51,7 @@ int qcrypto_random_init(Error **errp) > error_setg(errp, "No /dev/urandom or /dev/random found"); > return -1; > } > -#else > - if (!CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, > - CRYPT_SILENT | CRYPT_VERIFYCONTEXT)) { > - error_setg_win32(errp, GetLastError(), > - "Unable to create cryptographic provider"); > - return -1; > - } > #endif > - > return 0; > } > > @@ -60,7 +59,15 @@ int qcrypto_random_bytes(uint8_t *buf G_GNUC_UNUSED, > size_t buflen G_GNUC_UNUSED, > Error **errp) > { > -#ifndef _WIN32 > +#ifdef _WIN32 > + if (!CryptGenRandom(hCryptProv, buflen, buf)) { > + error_setg_win32(errp, GetLastError(), > + "Unable to read random bytes"); > + return -1; > + } > + > + return 0; > +#else > int ret = -1; > int got; > > @@ -82,13 +89,5 @@ int qcrypto_random_bytes(uint8_t *buf G_GNUC_UNUSED, > ret = 0; > cleanup: > return ret; > -#else > - if (!CryptGenRandom(hCryptProv, buflen, buf)) { > - error_setg_win32(errp, GetLastError(), > - "Unable to read random bytes"); > - return -1; > - } > - > - return 0; > #endif > } >