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/*
lorem.c - lorem ipsum generator to stdout
Copyright (C) Yann Collet 2024
GPL v2 License
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
You can contact the author at :
- LZ4 source repository : https://github.com/lz4/lz4
- Public forum : https://groups.google.com/forum/#!forum/lz4c
*/
/* Implementation notes:
* Generates a stream of Lorem ipsum paragraphs to stdout,
* up to the requested size, which can be very large (> 4 GB).
* Note that, beyond 1 paragraph, this generator produces
* a different content than LOREM_genBuffer (even when using same seed).
*/
#include "platform.h" /* Compiler options, SET_BINARY_MODE */
#include "loremOut.h"
#include "lorem.h" /* LOREM_genBlock */
#include <stdio.h>
#include <assert.h>
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define LOREM_BLOCKSIZE (2 << 10)
void LOREM_genOut(unsigned long long size, unsigned seed)
{
char buff[LOREM_BLOCKSIZE] = {0};
unsigned long long total = 0;
size_t genBlockSize = (size_t)MIN(size, LOREM_BLOCKSIZE);
/* init */
SET_BINARY_MODE(stdout);
/* Generate Ipsum text, one paragraph at a time */
while (total < size) {
size_t generated = LOREM_genBlock(buff, genBlockSize, seed++, total == 0, 0);
assert(generated <= genBlockSize);
total += generated;
assert(total <= size);
fwrite(buff, 1, generated, stdout); /* note: should check potential write error */
if (size - total < genBlockSize)
genBlockSize = (size_t)(size - total);
}
assert(total == size);
}
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