api/vm.h

   1 #ifndef _API_VM_H_
   2 #define _API_VM_H_
   3
   4 #include <stddef.h>
   5 #include <stdbool.h>
   6 #include "../src/expression.h"
   7
   8 typedef enum
   9 {
  10         MODULE_PLAIN,
  11         MODULE_NATIVE,
  12 } UwUVMModuleType;
  13
  14 typedef struct
  15 {
  16         void *(*clone)(void *data);
  17         void  (*delet)(void *data);
  18         char *(*print)(void *data);
  19 } UwUVMType;
  20
  21 typedef struct
  22 {
  23         void *data;
  24         UwUVMType *type;
  25 } UwUVMValue;
  26
  27 typedef struct UwUVMArgs
  28 {
  29         size_t num;
  30         UwUVMValue              **evaluated;
  31         struct UwUVMExpression *unevaluated;
  32         struct UwUVMArgs *super;
  33 } UwUVMArgs;
  34
  35 typedef UwUVMValue (*UwUVMNativeFunction)(UwUVMArgs *args);
  36
  37 typedef struct
  38 {
  39         UwUVMModuleType type;
  40         union
  41         {
  42                 struct UwUVMExpression *plain;
  43                 UwUVMNativeFunction native;
  44         } value;
  45 } UwUVMFunction;
  46
  47 typedef struct UwUVMExpression
  48 {
  49         ExpressionType type;
  50         union
  51         {
  52                 struct
  53                 {
  54                         UwUVMFunction *function;
  55                         struct UwUVMExpression *args;
  56                         size_t           num_args;
  57                 }           cll_value;
  58                 int         int_value;
  59                 char       *str_value;
  60                 UwUVMFunction *ref_value;
  61         } value;
  62 } UwUVMExpression;
  63
  64 typedef struct
  65 {
  66         void *api_library;
  67         UwUVMFunction *main_function;
  68         UwUVMFunction     **functions;
  69         size_t          num_functions;
  70         void     **libraries;
  71         size_t num_libraries;
  72 } UwUVMProgram;
  73
  74 UwUVMValue uwuvm_clone_value(UwUVMValue value);
  75 void       uwuvm_delet_value(UwUVMValue value);
  76 char      *uwuvm_print_value(UwUVMValue value);
  77 UwUVMValue uwuvm_get_arg(UwUVMArgs *args, size_t i);
  78 UwUVMValue uwuvm_evaluate_expression(UwUVMExpression *expression, UwUVMArgs *args);
  79 UwUVMValue uwuvm_call_function(UwUVMFunction *function, size_t num_args, UwUVMExpression *unevaluated_args, UwUVMArgs *super_args);
  80
  81 #endif