135 lines
2.5 KiB
C
135 lines
2.5 KiB
C
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/*
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cc -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS -g -o test/offst_source test/offst_source.c -lburn
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*/
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#include "../libburn/libburn.h"
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/* Just everything from test/libburner.c */
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#include <stdio.h>
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#include <ctype.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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#include <time.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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static int create_original(struct burn_source **original, char *path, int flag)
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{
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printf("create_original: path='%s'\n", path);
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*original = burn_file_source_new(path, NULL);
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if (*original == NULL)
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return 0;
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return 1;
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}
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static int set_up_offst_sources(struct burn_source *original,
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struct burn_source *offsetters[],
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int count, int flag)
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{
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int i;
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off_t start = 3, size = 10, gap = 7;
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for (i = 0; i < count; i++) {
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offsetters[i] = burn_offst_source_new(original,
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i > 0 ? offsetters[i - 1] : NULL,
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start, size, 0);
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if (offsetters[i] == NULL)
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return 0;
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printf("set_up_offst_sources: idx=%d, start=%d\n",
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i, (int) start);
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start += size + gap;
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}
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return 1;
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}
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static int consume_source(struct burn_source *src, int flag)
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{
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int ret, count = 0;
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unsigned char buf[1];
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while (1) {
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ret = src->read_xt(src, buf, 1);
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if (ret < 0) {
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printf("\n");
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fprintf(stderr, "consume_source: count=%d, ret=%d\n",
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count, ret);
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return 0;
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}
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if (ret == 0)
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break;
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printf("%u ", buf[0]);
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count++;
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}
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printf(" count=%d\n", count);
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return 1;
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}
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static int consume_all_sources(struct burn_source *offsetters[],
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int count, int flag)
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{
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int i, ret;
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for (i = 0; i < count; i++) {
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printf("consume_source: idx=%d\n", i);
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ret = consume_source(offsetters[i], 0);
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if (ret <= 0)
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return ret;
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}
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return 1;
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}
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static int free_all_sources(struct burn_source *original,
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struct burn_source *offsetters[],
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int count, int flag)
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{
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int i;
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for (i = 0; i < count; i++)
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burn_source_free(offsetters[i]);
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burn_source_free(original);
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return 1;
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}
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int main(int argc, char **argv)
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{
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int ret;
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char *path = "./COPYRIGHT";
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struct burn_source *original = NULL, *offsetters[4];
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if (argc > 1)
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path = argv[1];
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if (burn_initialize() == 0)
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exit(1);
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ret = create_original(&original, path, 0);
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if (ret <= 0)
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exit(2);
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ret = set_up_offst_sources(original, offsetters, 4, 0);
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if (ret <= 0)
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exit(3);
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ret = consume_all_sources(offsetters, 4, 0);
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if (ret <= 0)
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exit(4);
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ret = free_all_sources(original, offsetters, 4, 0);
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if (ret <= 0)
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exit(5);
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burn_finish();
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exit(0);
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}
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