1 files changed, 193 insertions, 0 deletions
diff --git a/amiga/fetch_file.c b/amiga/fetch_file.c
new file mode 100755
index 000000000..bdf828bcd
--- /dev/null
+++ b/amiga/fetch_file.c
@@ -0,0 +1,193 @@
+/*
+ * Copyright 2008 Chris Young <chris@unsatisfactorysoftware.co.uk>
+ *
+ * This file is part of NetSurf.
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** \file
+ * Fetching of data from a file (implementation).
+ */
+
+#include <string.h>
+#include "content/fetch.h"
+#include "utils/log.h"
+#include "utils/url.h"
+#include <proto/dos.h>
+#include <proto/exec.h>
+
+/** Information for a single fetch. */
+struct ami_file_fetch_info {
+	struct fetch *fetch_handle; /**< The fetch handle we're parented by. */
+	BPTR fh;	/** File handle */
+	bool only_2xx;		/**< Only HTTP 2xx responses acceptable. */
+	char *path;
+	char *url;		/**< URL of this fetch. */
+};
+
+static bool ami_fetch_file_initialise(const char *scheme);
+static void ami_fetch_file_finalise(const char *scheme);
+static void * ami_fetch_file_setup(struct fetch *parent_fetch, const char *url,
+		 bool only_2xx, const char *post_urlenc,
+		 struct form_successful_control *post_multipart,
+		 const char **headers);
+static bool ami_fetch_file_start(void *vfetch);
+static void ami_fetch_file_abort(void *vf);
+static void ami_fetch_file_free(void *f);
+static void ami_fetch_file_poll(const char *scheme_ignored);
+
+/**
+ * Initialise the fetcher.
+ *
+ * Must be called once before any other function.
+ */
+
+void ami_fetch_file_register(void)
+{
+	if (!fetch_add_fetcher("file",
+				       ami_fetch_file_initialise,
+				       ami_fetch_file_setup,
+				       ami_fetch_file_start,
+				       ami_fetch_file_abort,
+				       ami_fetch_file_free,
+				       ami_fetch_file_poll,
+				       ami_fetch_file_finalise)) {
+			LOG(("Unable to register Amiga fetcher for file:"));
+	}
+}
+
+
+/**
+ * Initialise a cURL fetcher.
+ */
+
+bool ami_fetch_file_initialise(const char *scheme)
+{
+	LOG(("Initialise Amiga fetcher for %s", scheme));
+	return true; /* Always succeeds */
+}
+
+
+/**
+ * Finalise a cURL fetcher
+ */
+
+void ami_fetch_file_finalise(const char *scheme)
+{
+	LOG(("Finalise Amiga fetcher %s", scheme));
+}
+
+
+/**
+ * Start fetching data for the given URL.
+ *
+ * The function returns immediately. The fetch may be queued for later
+ * processing.
+ *
+ * A pointer to an opaque struct curl_fetch_info is returned, which can be passed to
+ * fetch_abort() to abort the fetch at any time. Returns 0 if memory is
+ * exhausted (or some other fatal error occurred).
+ *
+ * The caller must supply a callback function which is called when anything
+ * interesting happens. The callback function is first called with msg
+ * FETCH_TYPE, with the Content-Type header in data, then one or more times
+ * with FETCH_DATA with some data for the url, and finally with
+ * FETCH_FINISHED. Alternatively, FETCH_ERROR indicates an error occurred:
+ * data contains an error message. FETCH_REDIRECT may replace the FETCH_TYPE,
+ * FETCH_DATA, FETCH_FINISHED sequence if the server sends a replacement URL.
+ *
+ * Some private data can be passed as the last parameter to fetch_start, and
+ * callbacks will contain this.
+ */
+
+void * ami_fetch_file_setup(struct fetch *parent_fetch, const char *url,
+		 bool only_2xx, const char *post_urlenc,
+		 struct form_successful_control *post_multipart,
+		 const char **headers)
+{
+	struct ami_file_fetch_info *fetch;
+
+	fetch = AllocVec(sizeof (*fetch),MEMF_PRIVATE | MEMF_CLEAR);
+	if (!fetch)
+		return 0;
+
+	fetch->fetch_handle = parent_fetch;
+
+	LOG(("fetch %p, url '%s'", fetch, url));
+
+	/* construct a new fetch structure */
+	fetch->fh = 0;
+	fetch->only_2xx = only_2xx;
+//	fetch->url = strdup(url);
+	fetch->path = url_to_path(url);
+
+	return fetch;
+}
+
+
+/**
+ * Dispatch a single job
+ */
+bool ami_fetch_file_start(void *vfetch)
+{
+	struct ami_file_fetch_info *fetch = (struct ami_file_fetch_info*)vfetch;
+
+	fetch->fh = FOpen(fetch->path,MODE_OLDFILE,0);
+
+	if(fetch->fh) return true;
+		else return false;
+}
+
+void ami_fetch_file_abort(void *vf)
+{
+	struct ami_file_fetch_info *fetch = (struct ami_file_fetch_info*)vf;
+
+	if (fetch->fh) {
+		FClose(fetch->fh);
+		fetch->fh = 0;
+//		f->abort = true;
+	} else {
+		fetch_remove_from_queues(fetch->fetch_handle);
+		fetch_free(fetch->fetch_handle);
+	}
+}
+
+
+/**
+ * Free a fetch structure and associated resources.
+ */
+
+void ami_fetch_file_free(void *vf)
+{
+	struct ami_file_fetch_info *fetch = (struct ami_file_fetch_info*)vf;
+
+	if(fetch->fh)
+	{
+		FClose(fetch->fh);
+	}
+
+	FreeVec(fetch);
+}
+
+
+/**
+ * Do some work on current fetches.
+ *
+ * Must be called regularly to make progress on fetches.
+ */
+
+void ami_fetch_file_poll(const char *scheme_ignored)
+{
+}
+