From 27562bf838d749e81333fd74349902499ccd3f0a Mon Sep 17 00:00:00 2001
From: James Bursa <james@netsurf-browser.org>
Date: Fri, 2 Apr 2004 13:51:13 +0000
Subject: [project @ 2004-04-02 13:51:13 by bursa] Implement fetch_can_fetch().

svn path=/import/netsurf/; revision=699
---
 content/fetch.c | 30 ++++++++++++++++++++++++++++++
 content/fetch.h |  1 +
 2 files changed, 31 insertions(+)

diff --git a/content/fetch.c b/content/fetch.c
index 5f6f0015c..bc6b8acc2 100644
--- a/content/fetch.c
+++ b/content/fetch.c
@@ -772,6 +772,36 @@ struct curl_httppost *fetch_post_convert(struct form_successful_control *control
 }
 #endif
 
+
+/**
+ * Check if a URL's scheme can be fetched.
+ *
+ * \param  url  URL to check
+ * \return  true if the scheme is supported
+ */
+
+bool fetch_can_fetch(const char *url)
+{
+	unsigned int i;
+	const char *semi;
+	unsigned int len;
+	curl_version_info_data *data;
+
+	semi = strchr(url, ':');
+	if (!semi)
+		return false;
+	len = semi - url;
+
+	data = curl_version_info(CURLVERSION_NOW);
+
+	for (i = 0; data->protocols[i]; i++)
+		if (strlen(data->protocols[i]) == len &&
+				strncasecmp(url, data->protocols[i], len) == 0)
+			return true;
+	return false;
+}
+
+
 /**
  * testing framework
  */
diff --git a/content/fetch.h b/content/fetch.h
index e5dfff6a3..f906b4bd4 100644
--- a/content/fetch.h
+++ b/content/fetch.h
@@ -51,5 +51,6 @@ void fetch_poll(void);
 void fetch_quit(void);
 const char *fetch_filetype(const char *unix_path);
 char *fetch_mimetype(const char *ro_path);
+bool fetch_can_fetch(const char *url);
 
 #endif
-- 
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