ruby/ext/openssl/ossl_bio.c

87 строки
1.5 KiB
C

/*
* $Id$
* 'OpenSSL for Ruby' team members
* Copyright (C) 2003
* All rights reserved.
*/
/*
* This program is licenced under the same licence as Ruby.
* (See the file 'LICENCE'.)
*/
#include "ossl.h"
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
BIO *
ossl_obj2bio(VALUE obj)
{
BIO *bio;
if (TYPE(obj) == T_FILE) {
rb_io_t *fptr;
FILE *fp;
int fd;
GetOpenFile(obj, fptr);
rb_io_check_readable(fptr);
if ((fd = dup(FPTR_TO_FD(fptr))) < 0){
rb_sys_fail(0);
}
if (!(fp = fdopen(fd, "r"))){
close(fd);
rb_sys_fail(0);
}
if (!(bio = BIO_new_fp(fp, BIO_CLOSE))){
fclose(fp);
ossl_raise(eOSSLError, NULL);
}
}
else {
StringValue(obj);
bio = BIO_new_mem_buf(RSTRING_PTR(obj), RSTRING_LEN(obj));
if (!bio) ossl_raise(eOSSLError, NULL);
}
return bio;
}
BIO *
ossl_protect_obj2bio(VALUE obj, int *status)
{
BIO *ret = NULL;
ret = (BIO*)rb_protect((VALUE(*)_((VALUE)))ossl_obj2bio, obj, status);
return ret;
}
VALUE
ossl_membio2str0(BIO *bio)
{
VALUE ret;
BUF_MEM *buf;
BIO_get_mem_ptr(bio, &buf);
ret = rb_str_new(buf->data, buf->length);
return ret;
}
VALUE
ossl_protect_membio2str(BIO *bio, int *status)
{
return rb_protect((VALUE(*)_((VALUE)))ossl_membio2str0, (VALUE)bio, status);
}
VALUE
ossl_membio2str(BIO *bio)
{
VALUE ret;
int status = 0;
ret = ossl_protect_membio2str(bio, &status);
BIO_free(bio);
if(status) rb_jump_tag(status);
return ret;
}