--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/source/fitz/context-imp.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,81 @@
+// Copyright (C) 2004-2021 Artifex Software, Inc.
+//
+// This file is part of MuPDF.
+//
+// MuPDF is free software: you can redistribute it and/or modify it under the
+// terms of the GNU Affero General Public License as published by the Free
+// Software Foundation, either version 3 of the License, or (at your option)
+// any later version.
+//
+// MuPDF 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 Affero General Public License for more
+// details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
+//
+// Alternative licensing terms are available from the licensor.
+// For commercial licensing, see <https://www.artifex.com/> or contact
+// Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
+// CA 94129, USA, for further information.
+
+#ifndef FITZ_CONTEXT_IMP_H
+#define FITZ_CONTEXT_IMP_H
+
+#include "mupdf/fitz.h"
+
+extern fz_alloc_context fz_alloc_default;
+extern fz_locks_context fz_locks_default;
+
+/* FIXME: Make all these static? */
+double fz_drand48(fz_context *ctx);
+int32_t fz_lrand48(fz_context *ctx);
+int32_t fz_mrand48(fz_context *ctx);
+double fz_erand48(fz_context *ctx, uint16_t xsubi[3]);
+int32_t fz_jrand48(fz_context *ctx, uint16_t xsubi[3]);
+int32_t fz_nrand48(fz_context *ctx, uint16_t xsubi[3]);
+void fz_lcong48(fz_context *ctx, uint16_t param[7]);
+uint16_t *fz_seed48(fz_context *ctx, uint16_t seed16v[3]);
+void fz_srand48(fz_context *ctx, int32_t seedval);
+
+void fz_new_colorspace_context(fz_context *ctx);
+fz_colorspace_context *fz_keep_colorspace_context(fz_context *ctx);
+void fz_drop_colorspace_context(fz_context *ctx);
+
+void fz_new_font_context(fz_context *ctx);
+
+fz_font_context *fz_keep_font_context(fz_context *ctx);
+void fz_drop_font_context(fz_context *ctx);
+
+struct fz_tuning_context
+{
+	int refs;
+	fz_tune_image_decode_fn *image_decode;
+	void *image_decode_arg;
+	fz_tune_image_scale_fn *image_scale;
+	void *image_scale_arg;
+};
+
+void fz_default_image_decode(void *arg, int w, int h, int l2factor, fz_irect *subarea);
+int fz_default_image_scale(void *arg, int dst_w, int dst_h, int src_w, int src_h);
+
+void fz_init_aa_context(fz_context *ctx);
+
+void fz_new_glyph_cache_context(fz_context *ctx);
+fz_glyph_cache *fz_keep_glyph_cache(fz_context *ctx);
+void fz_drop_glyph_cache_context(fz_context *ctx);
+
+void fz_new_document_handler_context(fz_context *ctx);
+void fz_drop_document_handler_context(fz_context *ctx);
+fz_document_handler_context *fz_keep_document_handler_context(fz_context *ctx);
+
+void fz_new_archive_handler_context(fz_context *ctx);
+void fz_drop_archive_handler_context(fz_context *ctx);
+fz_archive_handler_context *fz_keep_archive_handler_context(fz_context *ctx);
+
+void fz_log_activity(fz_context *ctx, fz_activity_reason reason, void *arg);
+
+int fz_new_document_id(fz_context *ctx);
+
+#endif