104 lines
2.6 KiB
C
104 lines
2.6 KiB
C
#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <string.h>
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#include "fat12.h"
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#include "io.h"
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static int make_image(const char *name, uint32_t size)
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{
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struct pang_io *io = pang_open(name);
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if (!io)
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{
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fprintf(stderr, "couldn't open %s: %s\n", name, strerror(errno));
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return 1;
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}
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if (-1 == fat12_mkfs(io, size))
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{
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fprintf(stderr, "couldn't make fat12 on %s: %s\n", name, strerror(errno));
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pang_close(&io);
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return 1;
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}
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pang_close(&io);
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return 0;
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}
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static int list_directory(void *data, const struct fat12_dirent *dirent)
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{
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printf("%d %d %x %d %d %s\n", dirent->ctime, dirent->mtime, dirent->file_attributes, dirent->size, dirent->first_cluster, dirent->filename);
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}
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static int run_command(const char *cmd)
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{
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int ret = system(cmd);
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if (ret)
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{
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exit(1);
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}
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return 0;
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}
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static void memset_str(uint8_t *bfr, uint8_t *val, size_t count)
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{
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int i;
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for (i = 0; i < count; i++)
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{
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bfr[i] = val[i & 0x7];
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}
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}
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int main(int argc, char **argv)
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{
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uint8_t tmp_bfr[32768];
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const char *img_name = "build/fat12-fragmented.img";
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int ret = 0;
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int fd;
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struct fat12_partition *part = fat12_alloc();
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ret = make_image(img_name, 9 * 1024 * 1024);
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if (ret == -1)
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{
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return 1;
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}
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if (-1 == fat12_open(part, img_name))
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{
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fprintf(stderr, "couldn't open fat12 on %s: %s\n", img_name, strerror(errno));
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return 1;
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}
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const char *foo_filename[] = { "foo.bar", NULL };
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const char *baz_filename[] = { "baz.qux", NULL };
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memset_str(tmp_bfr, "baz.qux\x0a", 16384);
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fat12_write_file(part, baz_filename, tmp_bfr, 16384);
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// run_command("yes baz.qux | dd bs=16384 count=1 | fattool build/fat12-fragmented.img writefile baz.qux");
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memset_str(tmp_bfr, "foo.bar\x0a", 16384);
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fat12_write_file(part, foo_filename, tmp_bfr, 16384);
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// run_command("yes foo.bar | dd bs=16384 count=1 | fattool build/fat12-fragmented.img writefile foo.bar");
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fat12_delete_file(part, baz_filename);
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// fat12_flush(part);
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// run_command("fattool build/fat12-fragmented.img deletefile baz.qux");
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// fat12_sync(part);
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memset_str(tmp_bfr, "baz.qux\x0a", 32768);
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fat12_write_file(part, baz_filename, tmp_bfr, 32768);
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// run_command("yes baz.qux | dd bs=16384 count=2 | fattool build/fat12-fragmented.img writefile baz.qux");
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fat12_ls_foreach(part, 0, NULL, list_directory);
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fat12_defragment_file(part, baz_filename);//const char *path[])
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fat12_close(part);
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fat12_free(&part);
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return 0;
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} |