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python3.2  3.2.2
Classes | Functions
struct8.c File Reference
#include "ffitest.h"

Go to the source code of this file.

Classes

struct  test_structure_8

Functions

static test_structure_8 struct8 (test_structure_8 ts)
int main (void)

Class Documentation

struct test_structure_8

Definition at line 9 of file struct8.c.

Class Members
float f1
float f2
float f3
float f4

Function Documentation

int main ( void  )

Definition at line 27 of file struct8.c.

{
  ffi_cif cif;
  ffi_type *args[MAX_ARGS];
  void *values[MAX_ARGS];
  ffi_type ts8_type;
  ffi_type *ts8_type_elements[5];
  ts8_type.size = 0;
  ts8_type.alignment = 0;
  ts8_type.type = FFI_TYPE_STRUCT;
  ts8_type.elements = ts8_type_elements;
  ts8_type_elements[0] = &ffi_type_float;
  ts8_type_elements[1] = &ffi_type_float;
  ts8_type_elements[2] = &ffi_type_float;
  ts8_type_elements[3] = &ffi_type_float;
  ts8_type_elements[4] = NULL;

  test_structure_8 ts8_arg;
  
  /* This is a hack to get a properly aligned result buffer */
  test_structure_8 *ts8_result = 
    (test_structure_8 *) malloc (sizeof(test_structure_8));
  
  args[0] = &ts8_type;
  values[0] = &ts8_arg;
  
  /* Initialize the cif */
  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts8_type, args) == FFI_OK);
  
  ts8_arg.f1 = 5.55f;
  ts8_arg.f2 = 55.5f;
  ts8_arg.f3 = -5.55f;
  ts8_arg.f4 = -55.5f;

  printf ("%g\n", ts8_arg.f1);
  printf ("%g\n", ts8_arg.f2);
  printf ("%g\n", ts8_arg.f3);
  printf ("%g\n", ts8_arg.f4);
  
  ffi_call(&cif, FFI_FN(struct8), ts8_result, values);

  printf ("%g\n", ts8_result->f1);
  printf ("%g\n", ts8_result->f2);
  printf ("%g\n", ts8_result->f3);
  printf ("%g\n", ts8_result->f4);
  
  CHECK(ts8_result->f1 == 5.55f + 1);
  CHECK(ts8_result->f2 == 55.5f + 1);
  CHECK(ts8_result->f3 == -5.55f + 1);
  CHECK(ts8_result->f4 == -55.5f + 1);
  
  free (ts8_result);
  exit(0);
}

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static test_structure_8 struct8 ( test_structure_8  ts) [static]

Definition at line 17 of file struct8.c.

{
  ts.f1 += 1;
  ts.f2 += 1;
  ts.f3 += 1;
  ts.f4 += 1;

  return ts;
}

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