Ruby 2.7.0p0(2019-12-25revision647ee6f091eafcce70ffb75ddf7e121e192ab217)

Functions
ffi.c File Reference
`#include <ffi.h>`
`#include <ffi_common.h>`
`#include <stdlib.h>`
`#include <stdio.h>`
`#include <unistd.h>`
`#include <asm/unistd.h>`

Go to the source code of this file.

## Functions
void | ffi_call_SYSV (void(*)(char *, extended_cif *), extended_cif *, unsigned int, unsigned int, unsigned int *, unsigned int, void(*fn)(void))
void | ffi_closure_SYSV (ffi_closure *)
unsigned int | pass_struct_on_stack (ffi_type *type)
void | ffi_prep_args (char *stack, extended_cif *ecif)
ffi_status | ffi_prep_cif_machdep (ffi_cif *cif)
void | ffi_call (ffi_cif *cif, void(*fn)(void), void *rvalue, void **avalue)
unsigned int | ffi_closure_SYSV_inner (ffi_closure *closure, void **respp, void *args)
ffi_status | ffi_prep_closure_loc (ffi_closure *closure, ffi_cif *cif, void(*fun)(ffi_cif *, void *, void **, void *), void *user_data, void *codeloc)

## Function Documentation

## ◆ ffi_call()

void ffi_call | ( | ffi_cif * | cif,
|  | void(*)(void) | fn,
|  | void * | rvalue,
|  | void ** | avalue
| ) |  |

Definition at line 235 of file ffi.c.

References alloca, extended_cif::avalue, extended_cif::cif, FFI_ASSERT, ffi_call_SYSV(), ffi_prep_args(), FFI_SYSV, i, NULL, extended_cif::rvalue, and size.

## ◆ ffi_call_SYSV()

void ffi_call_SYSV | ( | void(*)(char *, extended_cif *) | ,
|  | extended_cif * | ,
|  | unsigned int | ,
|  | unsigned int | ,
|  | unsigned int * | ,
|  | unsigned int | ,
|  | void(*)(void) | fn
| ) |  |

## ◆ ffi_closure_SYSV()

void ffi_closure_SYSV | ( | ffi_closure * |  | ) |

Definition at line 420 of file ffi.c.

## ◆ ffi_closure_SYSV_inner()

unsigned int ffi_closure_SYSV_inner | ( | ffi_closure * | closure,
|  | void ** | respp,
|  | void * | args
| ) |  |

Definition at line 367 of file ffi.c.

References alloca, i, and size.

## ◆ ffi_prep_args()

void ffi_prep_args | ( | char * | stack,
|  | extended_cif * | ecif
| ) |  |

Definition at line 67 of file ffi.c.

References extended_cif::avalue, extended_cif::cif, i, index, memcpy(), NULL, pass_struct_on_stack(), printf(), and extended_cif::rvalue.

## ◆ ffi_prep_cif_machdep()

ffi_status ffi_prep_cif_machdep | ( | ffi_cif * | cif | ) |

Definition at line 177 of file ffi.c.

References pass_struct_on_stack(), and unsigned.

## ◆ ffi_prep_closure_loc()

ffi_status ffi_prep_closure_loc | ( | ffi_closure * | closure,
|  | ffi_cif * | cif,
|  | void(*)(ffi_cif *, void *, void **, void *) | fun,
|  | void * | user_data,
|  | void * | codeloc
| ) |  |

Definition at line 394 of file ffi.c.

References ffi_closure_SYSV(), ffi_closure_SYSV_inner(), FFI_SYSV, and int.

## ◆ pass_struct_on_stack()

unsigned int pass_struct_on_stack | ( | ffi_type * | type | ) |

Definition at line 43 of file ffi.c.

Referenced by ffi_prep_args(), and ffi_prep_cif_machdep().