xref: /aosp_15_r20/external/libffi/testsuite/libffi.call/strlen2.c (revision 1fd5a2e1d639cd1ddf29dd0c484c123bbd850c21)
1*1fd5a2e1SPrashanth Swaminathan /* Area:	ffi_call
2*1fd5a2e1SPrashanth Swaminathan    Purpose:	Check strlen function call with additional arguments.
3*1fd5a2e1SPrashanth Swaminathan    Limitations:	none.
4*1fd5a2e1SPrashanth Swaminathan    PR:		none.
5*1fd5a2e1SPrashanth Swaminathan    Originator:	From the original ffitest.c  */
6*1fd5a2e1SPrashanth Swaminathan 
7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */
8*1fd5a2e1SPrashanth Swaminathan 
9*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h"
10*1fd5a2e1SPrashanth Swaminathan 
my_f(char * s,float a)11*1fd5a2e1SPrashanth Swaminathan static size_t ABI_ATTR my_f(char *s, float a)
12*1fd5a2e1SPrashanth Swaminathan {
13*1fd5a2e1SPrashanth Swaminathan   return (size_t) ((int) strlen(s) + (int) a);
14*1fd5a2e1SPrashanth Swaminathan }
15*1fd5a2e1SPrashanth Swaminathan 
main(void)16*1fd5a2e1SPrashanth Swaminathan int main (void)
17*1fd5a2e1SPrashanth Swaminathan {
18*1fd5a2e1SPrashanth Swaminathan   ffi_cif cif;
19*1fd5a2e1SPrashanth Swaminathan   ffi_type *args[MAX_ARGS];
20*1fd5a2e1SPrashanth Swaminathan   void *values[MAX_ARGS];
21*1fd5a2e1SPrashanth Swaminathan   ffi_arg rint;
22*1fd5a2e1SPrashanth Swaminathan   char *s;
23*1fd5a2e1SPrashanth Swaminathan   float v2;
24*1fd5a2e1SPrashanth Swaminathan   args[0] = &ffi_type_pointer;
25*1fd5a2e1SPrashanth Swaminathan   args[1] = &ffi_type_float;
26*1fd5a2e1SPrashanth Swaminathan   values[0] = (void*) &s;
27*1fd5a2e1SPrashanth Swaminathan   values[1] = (void*) &v2;
28*1fd5a2e1SPrashanth Swaminathan 
29*1fd5a2e1SPrashanth Swaminathan   /* Initialize the cif */
30*1fd5a2e1SPrashanth Swaminathan   CHECK(ffi_prep_cif(&cif, ABI_NUM, 2,
31*1fd5a2e1SPrashanth Swaminathan 		       &ffi_type_sint, args) == FFI_OK);
32*1fd5a2e1SPrashanth Swaminathan 
33*1fd5a2e1SPrashanth Swaminathan   s = "a";
34*1fd5a2e1SPrashanth Swaminathan   v2 = 0.0;
35*1fd5a2e1SPrashanth Swaminathan   ffi_call(&cif, FFI_FN(my_f), &rint, values);
36*1fd5a2e1SPrashanth Swaminathan   CHECK(rint == 1);
37*1fd5a2e1SPrashanth Swaminathan 
38*1fd5a2e1SPrashanth Swaminathan   s = "1234567";
39*1fd5a2e1SPrashanth Swaminathan   v2 = -1.0;
40*1fd5a2e1SPrashanth Swaminathan   ffi_call(&cif, FFI_FN(my_f), &rint, values);
41*1fd5a2e1SPrashanth Swaminathan   CHECK(rint == 6);
42*1fd5a2e1SPrashanth Swaminathan 
43*1fd5a2e1SPrashanth Swaminathan   s = "1234567890123456789012345";
44*1fd5a2e1SPrashanth Swaminathan   v2 = 1.0;
45*1fd5a2e1SPrashanth Swaminathan   ffi_call(&cif, FFI_FN(my_f), &rint, values);
46*1fd5a2e1SPrashanth Swaminathan   CHECK(rint == 26);
47*1fd5a2e1SPrashanth Swaminathan 
48*1fd5a2e1SPrashanth Swaminathan   exit(0);
49*1fd5a2e1SPrashanth Swaminathan }
50