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%% options
copyright owner = Dirk Krause
copyright year = 2015-xxxx
license = bsd
%% header
/** @file dk4membf.h Save buffer data to file.
*/
#ifndef STDIO_H_INCLUDED
#include <stdio.h>
#define STDIO_H_INCLUDED 1
#endif
#include "dk4membuf.h"
#ifdef __cplusplus
extern "C" {
#endif
/** Save buffer contents to file.
@param fipo Output file.
@param mbptr Buffer containing data to write.
@param erp Error report, may be NULL.
@return 1 on success, 0 on error.
*/
int
dk4membuf_to_file(FILE *fipo, dk4_membuf_t *mbptr, dk4_er_t *erp);
#ifdef __cplusplus
}
#endif
%% module
#include "dk4membf.h"
#if DK4_HAVE_ERRNO_H
#ifndef ERRNO_H_INCLUDED
#include <errno.h>
#define ERRNO_H_INCLUDED 1
#endif
#endif
int
dk4membuf_to_file(FILE *fipo, dk4_membuf_t *mbptr, dk4_er_t *erp)
{
dk4_membuf_cell_t *pc = NULL;
dk4_membuf_cell_t *pn = NULL;
size_t wrb = 0;
int back = 0;
if ((NULL != fipo) && (NULL != mbptr)) {
back = 1;
pc = mbptr->first;
while (NULL != pc) {
pn = pc->next;
if (0 < pc->used) {
errno = 0;
wrb = fwrite(pc->buf, 1, pc->used, fipo);
if (wrb != pc->used) {
back = 0;
dk4error_set_idetails(erp, DK4_E_WRITE_FAILED, errno);
}
}
pc = pn;
}
} else {
dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
}
return back;
}
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