Merge branch 'upstream-curl' into update-curl

* upstream-curl:
  curl 2017-04-19 (d957e218)

Resolve conflicts in `CMakeLists.txt` in favor of the upstream version.
We will re-apply our logic as needed in following commits.

1 files changed, 7 insertions, 5 deletions

diff --git a/Utilities/cmcurl/lib/vtls/mbedtls.h b/Utilities/cmcurl/lib/vtls/mbedtls.h
index 1021d54..71d17a4 100644
--- a/Utilities/cmcurl/lib/vtls/mbedtls.h
+++ b/Utilities/cmcurl/lib/vtls/mbedtls.h
@@ -50,9 +50,15 @@ void Curl_mbedtls_session_free(void *ptr);
 size_t Curl_mbedtls_version(char *buffer, size_t size);
 int Curl_mbedtls_shutdown(struct connectdata *conn, int sockindex);
 
+CURLcode Curl_mbedtls_random(struct Curl_easy *data, unsigned char *entropy,
+                     size_t length);
+
 /* this backends supports CURLOPT_PINNEDPUBLICKEY */
 #define have_curlssl_pinnedpubkey 1
 
+/* this backend supports CURLOPT_SSL_CTX_* */
+#define have_curlssl_ssl_ctx 1
+
 /* API setup for mbedTLS */
 #define curlssl_init() Curl_mbedtls_init()
 #define curlssl_cleanup() Curl_mbedtls_cleanup()
@@ -70,11 +76,7 @@ int Curl_mbedtls_shutdown(struct connectdata *conn, int sockindex);
 #define curlssl_data_pending(x,y) Curl_mbedtls_data_pending(x, y)
 #define CURL_SSL_BACKEND CURLSSLBACKEND_MBEDTLS
 #define curlssl_sha256sum(a,b,c,d) mbedtls_sha256(a,b,c,0)
-
-/* This might cause libcurl to use a weeker random!
-   TODO: implement proper use of Polarssl's CTR-DRBG or HMAC-DRBG and use that
-*/
-#define curlssl_random(x,y,z) (x=x, y=y, z=z, CURLE_NOT_BUILT_IN)
+#define curlssl_random(x,y,z) Curl_mbedtls_random(x, y, z)
 
 #endif /* USE_MBEDTLS */
 #endif /* HEADER_CURL_MBEDTLS_H */