From f4c2a5c19a7ba798c3b178c765dca2eaf5e782a7 Mon Sep 17 00:00:00 2001
From: SolDev69 <michaelcraft1104@gmail.com>
Date: Sun, 10 Dec 2023 20:17:51 -0500
Subject: [PATCH] add stdioext.h

---
 src/util/meson.build |  1 +
 src/util/stdioext.h  | 28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 src/util/stdioext.h

diff --git a/src/util/meson.build b/src/util/meson.build
index eb88f235c47..a4100d8be75 100644
--- a/src/util/meson.build
+++ b/src/util/meson.build
@@ -30,6 +30,7 @@ endif
 subdir('blake3')
 
 files_mesa_util = files(
+  'stdioext.h',
   'anon_file.h',
   'anon_file.c',
   'bigmath.h',
diff --git a/src/util/stdioext.h b/src/util/stdioext.h
new file mode 100644
index 00000000000..6c1bd416c47
--- /dev/null
+++ b/src/util/stdioext.h
@@ -0,0 +1,28 @@
+#ifndef  _STDIOEXT_H
+#define  _STDIOEXT_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <stdint.h>
+
+typedef struct cookie_io_functions_t {
+  ssize_t (*read)(void *cookie, char *buf, size_t n);
+  ssize_t (*write)(void *cookie, const char *buf, size_t n);
+  int (*seek)(void *cookie, off_t *pos, int whence);
+  int (*close)(void *cookie);
+} cookie_io_functions_t;
+
+FILE *fopencookie(void *cookie, const char *mode, cookie_io_functions_t functions);
+
+FILE *fmemopen(void *buf, size_t size, const char *mode);
+
+FILE *open_memstream(char **buf, size_t *size);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif  /* _STDIOEXT_H */