/* Create a new data buffer filled with SIZE bytes starting from
BUFFER. If COPY is zero, copying is delayed until necessary, and
the data is taken from the original location when needed. */
gpgme_error_t
gpgme_data_new_from_mem (gpgme_data_t *r_dh, const char *buffer,
size_t size, int copy)
{
gpgme_error_t err;
TRACE_BEG4 (DEBUG_DATA, "gpgme_data_new_from_mem", r_dh,
"buffer=%p, size=%u, copy=%i (%s)", buffer, size,
copy, copy ? "yes" : "no");
err = _gpgme_data_new (r_dh, &mem_cbs);
if (err)
return TRACE_ERR (err);
if (copy)
{
char *bufcpy = malloc (size);
if (!bufcpy)
{
int saved_err = gpg_error_from_syserror ();
_gpgme_data_release (*r_dh);
return TRACE_ERR (saved_err);
}
memcpy (bufcpy, buffer, size);
(*r_dh)->data.mem.buffer = bufcpy;
}
else
(*r_dh)->data.mem.orig_buffer = buffer;
(*r_dh)->data.mem.size = size;
(*r_dh)->data.mem.length = size;
return TRACE_SUC1 ("dh=%p", *r_dh);
}
/* Release the data object with the handle DH. */
void
gpgme_data_release(gpgme_data_t dh)
{
if(!dh)
return;
if(dh->cbs->release)
(*dh->cbs->release)(dh);
_gpgme_data_release(dh);
}
/* Release the data object with the handle DH. */
void
gpgme_data_release (gpgme_data_t dh)
{
TRACE (DEBUG_DATA, "gpgme_data_release", dh);
if (!dh)
return;
if (dh->cbs->release)
(*dh->cbs->release) (dh);
_gpgme_data_release (dh);
}
