From 7cb7a93de4f6f5e741bc5129e3d928e44f050930 Mon Sep 17 00:00:00 2001
From: vnugent <public@vaughnnugent.com>
Date: Tue, 23 Apr 2024 18:19:31 -0400
Subject: refactor!: MbedTLS on Windows, switch to uint32

---
 vendor/mbedtls/threading.h | 105 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 vendor/mbedtls/threading.h

(limited to 'vendor/mbedtls/threading.h')

diff --git a/vendor/mbedtls/threading.h b/vendor/mbedtls/threading.h
new file mode 100644
index 0000000..ed16a23
--- /dev/null
+++ b/vendor/mbedtls/threading.h
@@ -0,0 +1,105 @@
+/**
+ * \file threading.h
+ *
+ * \brief Threading abstraction layer
+ */
+/*
+ *  Copyright The Mbed TLS Contributors
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+ */
+#ifndef MBEDTLS_THREADING_H
+#define MBEDTLS_THREADING_H
+#include "mbedtls/private_access.h"
+
+#include "mbedtls/build_info.h"
+
+#include <stdlib.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Bad input parameters to function. */
+#define MBEDTLS_ERR_THREADING_BAD_INPUT_DATA              -0x001C
+/** Locking / unlocking / free failed with error code. */
+#define MBEDTLS_ERR_THREADING_MUTEX_ERROR                 -0x001E
+
+#if defined(MBEDTLS_THREADING_PTHREAD)
+#include <pthread.h>
+typedef struct mbedtls_threading_mutex_t {
+    pthread_mutex_t MBEDTLS_PRIVATE(mutex);
+    /* is_valid is 0 after a failed init or a free, and nonzero after a
+     * successful init. This field is not considered part of the public
+     * API of Mbed TLS and may change without notice. */
+    char MBEDTLS_PRIVATE(is_valid);
+} mbedtls_threading_mutex_t;
+#endif
+
+#if defined(MBEDTLS_THREADING_ALT)
+/* You should define the mbedtls_threading_mutex_t type in your header */
+#include "threading_alt.h"
+
+/**
+ * \brief           Set your alternate threading implementation function
+ *                  pointers and initialize global mutexes. If used, this
+ *                  function must be called once in the main thread before any
+ *                  other Mbed TLS function is called, and
+ *                  mbedtls_threading_free_alt() must be called once in the main
+ *                  thread after all other Mbed TLS functions.
+ *
+ * \note            mutex_init() and mutex_free() don't return a status code.
+ *                  If mutex_init() fails, it should leave its argument (the
+ *                  mutex) in a state such that mutex_lock() will fail when
+ *                  called with this argument.
+ *
+ * \param mutex_init    the init function implementation
+ * \param mutex_free    the free function implementation
+ * \param mutex_lock    the lock function implementation
+ * \param mutex_unlock  the unlock function implementation
+ */
+void mbedtls_threading_set_alt(void (*mutex_init)(mbedtls_threading_mutex_t *),
+                               void (*mutex_free)(mbedtls_threading_mutex_t *),
+                               int (*mutex_lock)(mbedtls_threading_mutex_t *),
+                               int (*mutex_unlock)(mbedtls_threading_mutex_t *));
+
+/**
+ * \brief               Free global mutexes.
+ */
+void mbedtls_threading_free_alt(void);
+#endif /* MBEDTLS_THREADING_ALT */
+
+#if defined(MBEDTLS_THREADING_C)
+/*
+ * The function pointers for mutex_init, mutex_free, mutex_ and mutex_unlock
+ *
+ * All these functions are expected to work or the result will be undefined.
+ */
+extern void (*mbedtls_mutex_init)(mbedtls_threading_mutex_t *mutex);
+extern void (*mbedtls_mutex_free)(mbedtls_threading_mutex_t *mutex);
+extern int (*mbedtls_mutex_lock)(mbedtls_threading_mutex_t *mutex);
+extern int (*mbedtls_mutex_unlock)(mbedtls_threading_mutex_t *mutex);
+
+/*
+ * Global mutexes
+ */
+#if defined(MBEDTLS_FS_IO)
+extern mbedtls_threading_mutex_t mbedtls_threading_readdir_mutex;
+#endif
+
+#if defined(MBEDTLS_HAVE_TIME_DATE) && !defined(MBEDTLS_PLATFORM_GMTIME_R_ALT)
+/* This mutex may or may not be used in the default definition of
+ * mbedtls_platform_gmtime_r(), but in order to determine that,
+ * we need to check POSIX features, hence modify _POSIX_C_SOURCE.
+ * With the current approach, this declaration is orphaned, lacking
+ * an accompanying definition, in case mbedtls_platform_gmtime_r()
+ * doesn't need it, but that's not a problem. */
+extern mbedtls_threading_mutex_t mbedtls_threading_gmtime_mutex;
+#endif /* MBEDTLS_HAVE_TIME_DATE && !MBEDTLS_PLATFORM_GMTIME_R_ALT */
+
+#endif /* MBEDTLS_THREADING_C */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* threading.h */
-- 
cgit