diff options
Diffstat (limited to 'bruiser/bruiserffi.c')
| -rw-r--r-- | bruiser/bruiserffi.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/bruiser/bruiserffi.c b/bruiser/bruiserffi.c index 3594af7..454e3d7 100644 --- a/bruiser/bruiserffi.c +++ b/bruiser/bruiserffi.c @@ -45,8 +45,6 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.* X(int32_t, "uint8_t")\ X(int64_t, "uint8_t")\ X(uintptr_t, "uint8_t")\ - //X(float, "uint8_t")\ - X(double, "uint8_t") #define X(X1,X2) REINTERPRET_GENERATOR(X1) X_LIST_GEN @@ -55,6 +53,7 @@ X_LIST_GEN #undef REINTERPRET_GENERATOR float ffi_reinterpret_float(void* result) {return *(float*)&result;} double ffi_reinterpret_double(void* result) {return *(double*)&result;} +char* ffi_reinterpret_string(void* result) {return (char*)result;} void ffi_value_ctor(void** ret, int argc, ...) { va_list value_list; @@ -128,6 +127,7 @@ ffi_type* ffi_type_ctor(const char* arg_string) { else if (strcmp(arg_string, "float") == 0) {return &ffi_type_float;} else if (strcmp(arg_string, "double") == 0) {return &ffi_type_double;} else if (strcmp(arg_string, "pointer") == 0) {return &ffi_type_pointer;} + else if (strcmp(arg_string, "string") == 0) {return &ffi_type_pointer;} // @DEVI-FIXME: currently we are not handling structs at all else if (strcmp(arg_string, "struct") == 0) {return &ffi_type_pointer;} else { @@ -171,11 +171,13 @@ void* ffi_callX_var(int argc, const char** arg_string, ffi_type rtype, void* x_p uint32_t add2(uint32_t a, uint32_t b) {return a+b;} uint32_t sub2(uint32_t a, uint32_t b) {return a-b;} double addd(double a, double b) {return a+b;} +char* passthrough(char* a) {return a;} #pragma weak main int main(int argc, char** argv) { void* padd = &add2; void* psub = &sub2; void* padd2 = &addd; + void* pstring = &passthrough; int argcount = 2; ffi_type ret_type = ffi_type_uint32; const char* args[] = {"uint32", "uint32"}; @@ -197,6 +199,12 @@ int main(int argc, char** argv) { void* values2[] = {&c, &d}; result = ffi_callX(argcount, args2, ret_type, padd2, values2); fprintf(stdout, "result of calling addd is %f\n", ffi_reinterpret_double(result)); + const char* args3[] = {"string"}; + char* dummy = "i live!"; + void* values3[] = {&dummy}; + result = ffi_callX(1, args3, ffi_type_pointer, pstring, values3); + fprintf(stdout, "result of calling passthrough is %s\n", ffi_reinterpret_string(result)); + return 0; } /**********************************************************************************************************************/ |