diff options
Diffstat (limited to 'lib/vtls/curl_schannel.c')
-rw-r--r-- | lib/vtls/curl_schannel.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/lib/vtls/curl_schannel.c b/lib/vtls/curl_schannel.c index 64e79e141..e4e595eaa 100644 --- a/lib/vtls/curl_schannel.c +++ b/lib/vtls/curl_schannel.c @@ -1215,6 +1215,23 @@ size_t Curl_schannel_version(char *buffer, size_t size) return size; } +int Curl_schannel_random(unsigned char *entropy, size_t length) +{ + HCRYPTPROV hCryptProv = 0; + + if(!CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, + CRYPT_VERIFYCONTEXT | CRYPT_SILENT)) + return 1; + + if(!CryptGenRandom(hCryptProv, (DWORD)length, entropy)) { + CryptReleaseContext(hCryptProv, 0UL); + return 1; + } + + CryptReleaseContext(hCryptProv, 0UL); + return 0; +} + #ifdef _WIN32_WCE static CURLcode verify_certificate(struct connectdata *conn, int sockindex) { |