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/*
* zgetdump - Tool for copying and converting System z dumps
*
* Write dump to standard output (stdout)
*
* Copyright IBM Corp. 2001, 2017
*
* s390-tools is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#include "zgetdump.h"
int stdout_write_dump(void)
{
u64 cnt, written = 0;
char buf[32768];
ssize_t rc;
if (!dfi_feat_copy())
ERR_EXIT("Copying not possible for %s dumps", dfi_name());
STDERR("Format Info:\n");
STDERR(" Source: %s\n", dfi_name());
STDERR(" Target: %s\n", dfo_name());
STDERR("\n");
zg_progress_init("Copying dump", dfo_size());
do {
cnt = dfo_read(buf, sizeof(buf));
rc = write(STDOUT_FILENO, buf, cnt);
if (rc == -1)
ERR_EXIT_ERRNO("Error: Write failed");
if (rc != (ssize_t) cnt)
ERR_EXIT("Error: Could not write full block");
written += cnt;
zg_progress(written);
} while (written != dfo_size());
STDERR("\n");
STDERR("Success: Dump has been copied\n");
return 0;
}
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