reduce memory usage

Author: abenso

app/src/metadata_reader.c

@@ -523,6 +523,7 @@ parser_error_t metadata_read(parser_context_t *ctx, parser_tx_t *txObj) {
     for (uint32_t i = 0; i < txObj->schema.types.qty; i++) {
         // read type
         CHECK_ERROR(read_u8(ctx, (uint8_t *)&txObj->schema.types.schemes[i].type));
+        print_u8("type:", txObj->schema.types.schemes[i].type);
         switch (txObj->schema.types.schemes[i].type) {
             case LINKING_SCHEME_ENUM:
                 print_string("READING ENUM");
@@ -589,8 +590,8 @@ parser_error_t metadata_read(parser_context_t *ctx, parser_tx_t *txObj) {
                 break;
             case LINKING_SCHEME_MAP:
                 print_string("READING MAP");
-                CHECK_ERROR(read_link(ctx, &txObj->schema.types.schemes[i].map_type.key));
-                CHECK_ERROR(read_link(ctx, &txObj->schema.types.schemes[i].map_type.value));
+                CHECK_ERROR(read_link(ctx, &txObj->schema.types.schemes[i].map_type->key));
+                CHECK_ERROR(read_link(ctx, &txObj->schema.types.schemes[i].map_type->value));
                 print_string("READING MAP DONE\n");
                 break;
             default:

app/src/txdefs/metadata_txdef.h

@@ -91,15 +91,15 @@ typedef struct {
 } fixed_point_display_from_sibling_field_t;
 
 typedef struct {
-    fixed_point_display_type_t type;
+    uint8_t type;
     union {
         uint8_t decimals;
         fixed_point_display_from_sibling_field_t from_sibling_field;
     };
 } fixed_point_display_t;
 
 typedef struct {
-    integer_display_type_t type;
+    uint8_t type;
     union {
         fixed_point_display_t fixed_point;
     };
@@ -118,15 +118,15 @@ typedef struct {
 } byte_display_bech32m_t;
 
 typedef struct {
-    byte_display_type_t type;
+    uint8_t type;
     union {
         byte_display_bech32_t bech32;
         byte_display_bech32m_t bech32m;
     };
 } byte_display_t;
 
 typedef struct {
-    integer_type_t type;
+    uint8_t type;
     integer_display_t display;
 } primitive_integer_t;
 
@@ -144,7 +144,7 @@ typedef struct {
 } primitive_skip_t;
 
 typedef struct {
-    primitive_type_t type;
+    uint8_t type;
     union {
         primitive_integer_t integer;
         primitive_byte_array_t byte_array;
@@ -231,19 +231,19 @@ typedef struct {
 } schema_map_t;
 
 typedef struct {
-    linking_scheme_type_t type;
+    uint8_t type;
     union {
-        schema_enum_t enum_type;
-        schema_struct_t struct_type;
-        schema_tuple_t tuple_type;
-        link_t option_type;
-        primitive_integer_t integer_type;
-        primitive_byte_array_t byte_array_type;
-        uint64_t skip_type;
-        byte_display_t byte_vec_type;
-        schema_array_t array_type;
-        link_t vec_type;
-        schema_map_t map_type;
+        const schema_enum_t* enum_type;
+        const schema_struct_t* struct_type;
+        const schema_tuple_t* tuple_type;
+        const link_t* option_type;
+        const primitive_integer_t* integer_type;
+        const primitive_byte_array_t* byte_array_type;
+        const uint64_t skip_type;
+        const byte_display_t* byte_vec_type;
+        const schema_array_t* array_type;
+        const link_t* vec_type;
+        const schema_map_t* map_type;
     };
 } linking_scheme_t;