1 files changed, 47 insertions, 0 deletions
diff --git a/contrib/elf2dmp/download.c b/contrib/elf2dmp/download.c
new file mode 100644
index 0000000000..d09e607431
--- /dev/null
+++ b/contrib/elf2dmp/download.c
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2018 Virtuozzo International GmbH
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include <curl/curl.h>
+#include "download.h"
+
+int download_url(const char *name, const char *url)
+{
+    int err = 0;
+    FILE *file;
+    CURL *curl = curl_easy_init();
+
+    if (!curl) {
+        return 1;
+    }
+
+    file = fopen(name, "wb");
+    if (!file) {
+        err = 1;
+        goto out_curl;
+    }
+
+    curl_easy_setopt(curl, CURLOPT_URL, url);
+    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, NULL);
+    curl_easy_setopt(curl, CURLOPT_WRITEDATA, file);
+    curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);
+    curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0);
+
+    if (curl_easy_perform(curl) != CURLE_OK) {
+        err = 1;
+        fclose(file);
+        unlink(name);
+        goto out_curl;
+    }
+
+    err = fclose(file);
+
+out_curl:
+    curl_easy_cleanup(curl);
+
+    return err;
+}