Added buffer-based mbedtls allocator support to ssl_client2
diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index cbda4d1..8f0d3b5 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -54,6 +54,10 @@
}
#else
+#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
+#include "mbedtls/memory_buffer_alloc.h"
+#endif
+
#include "mbedtls/net_sockets.h"
#include "mbedtls/ssl.h"
#include "mbedtls/entropy.h"
@@ -73,6 +77,10 @@
#include <stdlib.h>
#include <string.h>
+/* Size of memory to be allocated for the heap, when using the library's memory
+ * management and MBEDTLS_MEMORY_BUFFER_ALLOC_C is enabled. */
+#define MEMORY_HEAP_SIZE 120000
+
#define MAX_REQUEST_SIZE 20000
#define MAX_REQUEST_SIZE_STR "20000"
@@ -1130,6 +1138,11 @@
#if defined(MBEDTLS_SSL_ALPN)
const char *alpn_list[ALPN_LIST_SIZE];
#endif
+
+#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
+ unsigned char alloc_buf[MEMORY_HEAP_SIZE];
+#endif
+
#if defined(MBEDTLS_ECP_C)
mbedtls_ecp_group_id curve_list[CURVE_LIST_SIZE];
const mbedtls_ecp_curve_info *curve_cur;
@@ -1179,6 +1192,10 @@
eap_tls_keys eap_tls_keying;
#endif
+#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
+ mbedtls_memory_buffer_alloc_init( alloc_buf, sizeof(alloc_buf) );
+#endif
+
/*
* Make sure memory references are valid.
*/
@@ -3291,6 +3308,13 @@
#endif /* MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED &&
MBEDTLS_USE_PSA_CRYPTO */
+#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
+#if defined(MBEDTLS_MEMORY_DEBUG)
+ mbedtls_memory_buffer_alloc_status();
+#endif
+ mbedtls_memory_buffer_alloc_free();
+#endif
+
#if defined(_WIN32)
mbedtls_printf( " + Press Enter to exit this program.\n" );
fflush( stdout ); getchar();