1 files changed, 51 insertions, 0 deletions
diff --git a/projects/cairo/targets/pdf_surface_fuzzer.c b/projects/cairo/targets/pdf_surface_fuzzer.c
new file mode 100644
index 00000000..7869f637
--- /dev/null
+++ b/projects/cairo/targets/pdf_surface_fuzzer.c
@@ -0,0 +1,51 @@
+// Copyright 2020 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <cairo.h>
+#include <cairo-pdf.h>
+#include "fuzzer_temp_file.h"
+
+const double width_in_inches = 3;
+const double height_in_inches = 3;
+const double width_in_points = width_in_inches * 72.0;
+const double height_in_points = height_in_inches * 72.0;
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+    cairo_t *cr;
+    cairo_surface_t *surface;
+    cairo_status_t status;
+
+    char *tmpfile = fuzzer_get_tmpfile(data, size);
+    surface = cairo_pdf_surface_create(tmpfile, width_in_points, height_in_points);
+    status = cairo_surface_status(surface);
+    if (status != CAIRO_STATUS_SUCCESS) {
+        fuzzer_release_tmpfile(tmpfile);
+        return 0;
+    }
+
+    char *buf = (char *) calloc(size + 1, sizeof(char));
+    memcpy(buf, data, size);
+    buf[size] = '\0';
+
+    cairo_pdf_surface_set_metadata(surface, CAIRO_PDF_METADATA_TITLE, buf);
+    cr = cairo_create(surface);
+    cairo_tag_begin(cr, buf, NULL);
+    cairo_tag_end(cr, buf);
+
+    cairo_destroy(cr);
+    cairo_surface_destroy(surface);
+    free(buf);
+    fuzzer_release_tmpfile(tmpfile);
+    return 0;
+}