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-rw-r--r--ports/stm32/mbedtls/mbedtls_config.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/ports/stm32/mbedtls/mbedtls_config.h b/ports/stm32/mbedtls/mbedtls_config.h
index 482014076..338c8b354 100644
--- a/ports/stm32/mbedtls/mbedtls_config.h
+++ b/ports/stm32/mbedtls/mbedtls_config.h
@@ -54,6 +54,11 @@
#define MBEDTLS_SSL_PROTO_TLS1_2
#define MBEDTLS_SSL_SERVER_NAME_INDICATION
+// Use a smaller output buffer to reduce size of SSL context
+#define MBEDTLS_SSL_MAX_CONTENT_LEN (16384)
+#define MBEDTLS_SSL_IN_CONTENT_LEN (MBEDTLS_SSL_MAX_CONTENT_LEN)
+#define MBEDTLS_SSL_OUT_CONTENT_LEN (4096)
+
// Enable mbedtls modules
#define MBEDTLS_AES_C
#define MBEDTLS_ASN1_PARSE_C