mirror of
https://github.com/pret/pokestadium.git
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87 lines
2.1 KiB
C
87 lines
2.1 KiB
C
/*
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* Copyright © 2014 IIMarckus <imarckus@gmail.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <err.h>
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#include <errno.h>
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#include <limits.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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void
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putuint32BE(uint32_t n, FILE *f)
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{
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fputc(n >> 24, f);
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fputc(n >> 16, f);
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fputc(n >> 8, f);
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fputc(n, f);
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}
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int
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main(int argc, char *argv[])
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{
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bool efflag, sameptrflag;
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int i, runsum, numptrs;
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long size, cursize;
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uint32_t *ptrs, *runsums;
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FILE *f;
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uint8_t buf[8192];
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char *ep;
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if (argc != 3) {
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errx(1, "Usage: padff size file");
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}
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size = strtol(argv[1], &ep, 0);
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if (argv[1][0] == '\0' || *ep != '\0') {
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errx(1, "invalid size '%s'", argv[1]);
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}
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if (errno == ERANGE && (size == LONG_MAX || size == LONG_MIN)) {
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errx(1, "invalid size '%s'", argv[1]);
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}
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f = fopen(argv[2], "rb");
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if (f == NULL) {
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err(1, "Could not open file '%s'", argv[2]);
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}
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fseek(f, 0, SEEK_END);
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cursize = ftell(f);
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if (cursize > size) {
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errx(1, "size %d is smaller than current filesize", size);
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}
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fseek(f, 0, SEEK_SET);
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for (i = 0; i < cursize; ++i) {
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fputc(fgetc(f), stdout);
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}
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int padspace;
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padspace = size - ftell(stdout);
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for (i = 0; i < sizeof buf; ++i) {
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buf[i] = 0xff;
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}
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while (padspace > sizeof buf) {
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fwrite(buf, sizeof *buf, sizeof buf, stdout);
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padspace -= sizeof buf;
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}
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fwrite(buf, sizeof *buf, padspace, stdout);
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return 0;
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}
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