Update code to v1.0.14 (10)

android/extern/wolfssl/IDE/ROWLEY-CROSSWORKS-ARM/retarget.c

@@ -0,0 +1,134 @@
+/* retarget.c
+ *
+ * Copyright (C) 2006-2022 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL.
+ *
+ * wolfSSL 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
+ */
+
+
+#include "hw.h"
+#include "user_settings.h"
+#include <stdio.h>
+
+void __assert(const char *__expression, const char *__filename, int __line)
+{
+    printf("Assert: %s, File %s (%d)\n", __expression, __filename, __line);
+}
+
+unsigned long ksdk_time(unsigned long* timer)
+{
+    (void)timer;
+    return hw_get_time_sec();
+}
+
+unsigned int LowResTimer(void)
+{
+    return hw_get_time_sec();
+}
+
+double current_time(int reset)
+{
+    double time;
+    (void)reset;
+    time = hw_get_time_sec();
+    time += (double)hw_get_time_msec() / 1000;
+    return time;
+}
+
+unsigned int custom_rand_generate(void)
+{
+    return hw_rand();
+}
+
+int custom_rand_generate_block(unsigned char* output, unsigned int sz)
+{
+    uint32_t i = 0;
+
+    while (i < sz)
+    {
+        /* If not aligned or there is odd/remainder */
+        if( (i + sizeof(CUSTOM_RAND_TYPE)) > sz ||
+            ((uint32_t)&output[i] % sizeof(CUSTOM_RAND_TYPE)) != 0
+        ) {
+            /* Single byte at a time */
+            output[i++] = (unsigned char)custom_rand_generate();
+        }
+        else {
+            /* Use native 8, 16, 32 or 64 copy instruction */
+            *((CUSTOM_RAND_TYPE*)&output[i]) = custom_rand_generate();
+            i += sizeof(CUSTOM_RAND_TYPE);
+        }
+    }
+
+    return 0;
+}
+
+// Debug print handler
+int __putchar(int c, __printf_tag_ptr ctx)
+{
+    hw_uart_printchar(c);
+}
+
+/* C library support function to write buffer (always to UART) */
+int __write(int __fildes, const unsigned char *__buf, unsigned __len)
+{
+    (void)__fildes;
+    for (unsigned i = 0; i < __len; i++) {
+        hw_uart_printchar((int)__buf[i]);
+    }
+}
+
+extern unsigned char __stack_process_start__[];
+unsigned char * __aeabi_read_tp(void)
+{
+    // thread-local storage addressing refers to the thread pointer
+    // This is returning start address of stack process
+    return (__stack_process_start__);
+}
+
+/* Stubs */
+void __heap_lock(void)
+{
+}
+
+void __heap_unlock(void)
+{
+}
+
+void __printf_lock(void)
+{
+}
+
+void __printf_unlock(void)
+{
+}
+
+void __scanf_lock(void)
+{
+}
+
+void __scanf_unlock(void)
+{
+}
+
+void __debug_io_lock(void)
+{
+}
+
+void __debug_io_unlock(void)
+{
+}