commit 069fa96cd7455eef9dd135f255a019838d7413a2
author Andrzej Kurek <andrzej.kurek@arm.com> Thu Jan 07 08:02:15 2021 -0500
committer Andrzej Kurek <andrzej.kurek@arm.com> Mon Jan 11 09:13:58 2021 -0500
tree 5cf85b10dd03204c178d9ed8dc60b43de44a3347
parent 4a0637981badccd9cf4a2e47bf46e37c1520d8ff

Use size_t instead of uint32_t for ssl I/O buffer lengths 

Signed-off-by: Andrzej Kurek <andrzej.kurek@arm.com>

include/mbedtls/ssl_internal.h

diff --git a/include/mbedtls/ssl_internal.h b/include/mbedtls/ssl_internal.h
index 577c959..2097a6d 100644
--- a/include/mbedtls/ssl_internal.h
+++ b/include/mbedtls/ssl_internal.h
@@ -275,26 +275,26 @@
 #endif
 
 #if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
-static inline uint32_t mbedtls_ssl_get_output_buflen( const mbedtls_ssl_context *ctx )
+static inline size_t mbedtls_ssl_get_output_buflen( const mbedtls_ssl_context *ctx )
 {
 #if defined (MBEDTLS_SSL_DTLS_CONNECTION_ID)
-    return (uint32_t) mbedtls_ssl_get_output_max_frag_len( ctx )
+    return mbedtls_ssl_get_output_max_frag_len( ctx )
                + MBEDTLS_SSL_HEADER_LEN + MBEDTLS_SSL_PAYLOAD_OVERHEAD
                + MBEDTLS_SSL_CID_OUT_LEN_MAX;
 #else
-    return (uint32_t) mbedtls_ssl_get_output_max_frag_len( ctx )
+    return mbedtls_ssl_get_output_max_frag_len( ctx )
                + MBEDTLS_SSL_HEADER_LEN + MBEDTLS_SSL_PAYLOAD_OVERHEAD;
 #endif
 }
 
-static inline uint32_t mbedtls_ssl_get_input_buflen( const mbedtls_ssl_context *ctx )
+static inline size_t mbedtls_ssl_get_input_buflen( const mbedtls_ssl_context *ctx )
 {
 #if defined (MBEDTLS_SSL_DTLS_CONNECTION_ID)
-    return (uint32_t) mbedtls_ssl_get_input_max_frag_len( ctx )
+    return mbedtls_ssl_get_input_max_frag_len( ctx )
                + MBEDTLS_SSL_HEADER_LEN + MBEDTLS_SSL_PAYLOAD_OVERHEAD
                + MBEDTLS_SSL_CID_IN_LEN_MAX;
 #else
-    return (uint32_t) mbedtls_ssl_get_input_max_frag_len( ctx )
+    return mbedtls_ssl_get_input_max_frag_len( ctx )
                + MBEDTLS_SSL_HEADER_LEN + MBEDTLS_SSL_PAYLOAD_OVERHEAD;
 #endif
 }

library/ssl_tls.c

diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 4a57e76..336cbea 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -262,8 +262,8 @@
 }
 
 static void handle_buffer_resizing( mbedtls_ssl_context *ssl, int downsizing,
-                                    uint32_t in_buf_new_len,
-                                    uint32_t out_buf_new_len )
+                                    size_t in_buf_new_len,
+                                    size_t out_buf_new_len )
 {
     int modified = 0;
     size_t written_in = 0, iv_offset_in = 0, len_offset_in = 0;