From 399d7189f21ad41bd80e11d5ff8da4037edfc1c2 Mon Sep 17 00:00:00 2001
From: Vincent Sanders <vince@kyllikki.org>
Date: Sun, 31 Dec 2017 00:05:28 +0000
Subject: Add initial content handler for PDF format

---
 content/handlers/pdf/pdf.c | 122 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 content/handlers/pdf/pdf.c

(limited to 'content/handlers/pdf/pdf.c')

diff --git a/content/handlers/pdf/pdf.c b/content/handlers/pdf/pdf.c
new file mode 100644
index 000000000..23457a26a
--- /dev/null
+++ b/content/handlers/pdf/pdf.c
@@ -0,0 +1,122 @@
+/*
+ * Copyright 2004 James Bursa <bursa@users.sourceforge.net>
+ * Copyright 2004 John M Bell <jmb202@ecs.soton.ac.uk>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * 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
+ * implementation of content handling for PDF.
+ *
+ * This implementation uses the netsurf pdf library.
+ */
+
+#include <stdbool.h>
+#include <stdlib.h>
+
+#include "utils/utils.h"
+#include "content/llcache.h"
+#include "content/content_protected.h"
+
+#include "pdf.h"
+
+/**
+ * Content create entry point.
+ */
+static nserror
+pdf_create(const content_handler *handler,
+	   lwc_string *imime_type,
+	   const struct http_parameter *params,
+	   llcache_handle *llcache,
+	   const char *fallback_charset,
+	   bool quirks,
+	   struct content **c)
+{
+	struct content *jpeg;
+	nserror error;
+
+	jpeg = calloc(1, sizeof(struct content));
+	if (jpeg == NULL)
+		return NSERROR_NOMEM;
+
+	error = content__init(jpeg, handler, imime_type, params,
+			      llcache, fallback_charset, quirks);
+	if (error != NSERROR_OK) {
+		free(jpeg);
+		return error;
+	}
+
+	*c = jpeg;
+
+	return NSERROR_OK;
+}
+
+/* exported interface documented in image_cache.h */
+static void pdf_destroy(struct content *content)
+{
+}
+
+static bool pdf_convert(struct content *c)
+{
+	content_set_ready(c);
+	content_set_done(c);
+	return true;
+}
+
+/* exported interface documented in image_cache.h */
+static bool
+pdf_redraw(struct content *c,
+	   struct content_redraw_data *data,
+	   const struct rect *clip,
+	   const struct redraw_context *ctx)
+{
+	return true;
+}
+
+/**
+ * Clone content.
+ */
+static nserror pdf_clone(const struct content *old, struct content **newc)
+{
+	return NSERROR_NOMEM;
+}
+
+static content_type pdf_content_type(void)
+{
+	return CONTENT_PDF;
+}
+
+
+static const content_handler nspdf_content_handler = {
+	.create = pdf_create,
+	.data_complete = pdf_convert,
+	.destroy = pdf_destroy,
+	.redraw = pdf_redraw,
+	.clone = pdf_clone,
+	.type = pdf_content_type,
+	.no_share = false,
+};
+
+static const char *nspdf_types[] = {
+	"application/pdf",
+	"application/x-pdf",
+	"application/acrobat",
+	"applications/vnd.pdf",
+	"text/pdf",
+	"text/x-pdf"
+};
+
+CONTENT_FACTORY_REGISTER_TYPES(nspdf, nspdf_types, nspdf_content_handler);
-- 
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