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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:49:25 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:49:25 +0000 |
commit | 464df1d5e5ab1322e2dd0a7796939fff1aeefa9a (patch) | |
tree | 6a403684e0978f0287d7f0ec0e5aab1fd31a59e1 /tests/progs/test_icount.c | |
parent | Initial commit. (diff) | |
download | e2fsprogs-464df1d5e5ab1322e2dd0a7796939fff1aeefa9a.tar.xz e2fsprogs-464df1d5e5ab1322e2dd0a7796939fff1aeefa9a.zip |
Adding upstream version 1.47.0.upstream/1.47.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/progs/test_icount.c')
-rw-r--r-- | tests/progs/test_icount.c | 384 |
1 files changed, 384 insertions, 0 deletions
diff --git a/tests/progs/test_icount.c b/tests/progs/test_icount.c new file mode 100644 index 0000000..6ebb100 --- /dev/null +++ b/tests/progs/test_icount.c @@ -0,0 +1,384 @@ +/* + * test_icount.c + * + * Copyright (C) 1997 Theodore Ts'o. + * + * %Begin-Header% + * This file may be redistributed under the terms of the GNU Public + * License. + * %End-Header% + */ + +#include "config.h" +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#ifdef HAVE_GETOPT_H +#include <getopt.h> +#endif +#include <fcntl.h> + +#include <ext2fs/ext2_fs.h> + +#include <et/com_err.h> +#include <ss/ss.h> +#include <ext2fs/ext2fs.h> +#include <ext2fs/irel.h> +#include <ext2fs/brel.h> + +extern ss_request_table test_cmds; + +#include "test_icount.h" + +ext2_filsys test_fs; +ext2_icount_t test_icount; + +/* + * Helper function which assures that the icount structure is valid + */ +static int check_icount(char *request) +{ + if (test_icount) + return 0; + com_err(request, 0, "The icount structure must be allocated."); + return 1; +} + +/* + * Helper function which parses an inode number. + */ +static int parse_inode(const char *request, const char *desc, + const char *str, ext2_ino_t *ino) +{ + char *tmp; + + *ino = strtoul(str, &tmp, 0); + if (*tmp) { + com_err(request, 0, "Bad %s - %s", desc, str); + return 1; + } + return 0; +} + +void do_create_icount(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + errcode_t retval; + char *progname; + int flags = 0; + ext2_ino_t size = 5; + + progname = *argv; + argv++; argc --; + + if (argc && !strcmp("-i", *argv)) { + flags |= EXT2_ICOUNT_OPT_INCREMENT; + argv++; argc--; + } + if (argc) { + if (parse_inode(progname, "icount size", argv[0], &size)) + return; + argv++; argc--; + } +#if 0 + printf("Creating icount... flags=%d, size=%d\n", flags, (int) size); +#endif + retval = ext2fs_create_icount(test_fs, flags, (int) size, + &test_icount); + if (retval) { + com_err(progname, retval, "while creating icount"); + return; + } +} + +void do_free_icount(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + if (argc != 1) { + printf("Usage: free_icount\n"); + return; + } + if (check_icount(argv[0])) + return; + + ext2fs_free_icount(test_icount); + test_icount = 0; +} + +void do_fetch(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + errcode_t retval; + ext2_ino_t ino; + __u16 count; + + if (argc < 2) { + printf("usage: %s inode\n", argv[0]); + return; + } + if (check_icount(argv[0])) + return; + if (parse_inode(argv[0], "inode", argv[1], &ino)) + return; + retval = ext2fs_icount_fetch(test_icount, ino, &count); + if (retval) { + com_err(argv[0], retval, "while calling ext2fs_icount_fetch"); + return; + } + printf("Count is %u\n", count); +} + +void do_increment(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + errcode_t retval; + ext2_ino_t ino; + __u16 count; + + if (argc < 2) { + printf("usage: %s inode\n", argv[0]); + return; + } + if (check_icount(argv[0])) + return; + if (parse_inode(argv[0], "inode", argv[1], &ino)) + return; + retval = ext2fs_icount_increment(test_icount, ino, &count); + if (retval) { + com_err(argv[0], retval, + "while calling ext2fs_icount_increment"); + return; + } + printf("Count is now %u\n", count); +} + +void do_decrement(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + errcode_t retval; + ext2_ino_t ino; + __u16 count; + + if (argc < 2) { + printf("usage: %s inode\n", argv[0]); + return; + } + if (check_icount(argv[0])) + return; + if (parse_inode(argv[0], "inode", argv[1], &ino)) + return; + retval = ext2fs_icount_decrement(test_icount, ino, &count); + if (retval) { + com_err(argv[0], retval, + "while calling ext2fs_icount_decrement"); + return; + } + printf("Count is now %u\n", count); +} + +void do_store(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + errcode_t retval; + ext2_ino_t ino; + ext2_ino_t count; + + if (argc < 3) { + printf("usage: %s inode count\n", argv[0]); + return; + } + if (check_icount(argv[0])) + return; + if (parse_inode(argv[0], "inode", argv[1], &ino)) + return; + if (parse_inode(argv[0], "count", argv[2], &count)) + return; + if (count > 65535) { + printf("Count too large.\n"); + return; + } + retval = ext2fs_icount_store(test_icount, ino, (__u16) count); + if (retval) { + com_err(argv[0], retval, + "while calling ext2fs_icount_store"); + return; + } +} + +void do_dump(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + errcode_t retval; + ext2_ino_t i; + __u16 count; + + if (argc != 1) { + printf("Usage: dump\n"); + return; + } + if (check_icount(argv[0])) + return; + for (i=1; i <= test_fs->super->s_inodes_count; i++) { + retval = ext2fs_icount_fetch(test_icount, i, &count); + if (retval) { + com_err(argv[0], retval, + "while fetching icount for %lu", (unsigned long)i); + return; + } + if (count) + printf("%lu: %u\n", (unsigned long)i, count); + } +} + +void do_validate(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + errcode_t retval; + + if (argc != 1) { + printf("Usage: validate\n"); + return; + } + if (check_icount(argv[0])) + return; + retval = ext2fs_icount_validate(test_icount, stdout); + if (retval) { + com_err(argv[0], retval, "while validating icount structure"); + return; + } + printf("Icount structure successfully validated\n"); +} + +void do_get_size(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)), + void *infop EXT2FS_ATTR((unused))) +{ + ext2_ino_t size; + + if (argc != 1) { + printf("Usage: get_size\n"); + return; + } + if (check_icount(argv[0])) + return; + size = ext2fs_get_icount_size(test_icount); + printf("Size of icount is: %lu\n", (unsigned long)size); +} + +static int source_file(const char *cmd_file, int sci_idx) +{ + FILE *f; + char buf[256]; + char *cp; + int exit_status = 0; + int retval; + int noecho; + + if (strcmp(cmd_file, "-") == 0) + f = stdin; + else { + f = fopen(cmd_file, "r"); + if (!f) { + perror(cmd_file); + exit(1); + } + } + fflush(stdout); + fflush(stderr); + setbuf(stdout, NULL); + setbuf(stderr, NULL); + while (!feof(f)) { + if (fgets(buf, sizeof(buf), f) == NULL) + break; + if (buf[0] == '#') + continue; + noecho = 0; + if (buf[0] == '-') { + noecho = 1; + buf[0] = ' '; + } + cp = strchr(buf, '\n'); + if (cp) + *cp = 0; + cp = strchr(buf, '\r'); + if (cp) + *cp = 0; + if (!noecho) + printf("test_icount: %s\n", buf); + retval = ss_execute_line(sci_idx, buf); + if (retval) { + ss_perror(sci_idx, retval, buf); + exit_status++; + } + } + if (f != stdin) + fclose(f); + return exit_status; +} + +int main(int argc, char **argv) +{ + int retval; + int sci_idx; + int c; + char *request = 0; + int exit_status = 0; + char *cmd_file = 0; + struct ext2_super_block param; + + initialize_ext2_error_table(); + + /* + * Create a sample filesystem structure + */ + memset(¶m, 0, sizeof(struct ext2_super_block)); + ext2fs_blocks_count_set(¶m, 80000); + param.s_inodes_count = 20000; + retval = ext2fs_initialize("/dev/null", 0, ¶m, + unix_io_manager, &test_fs); + if (retval) { + com_err("/dev/null", retval, "while setting up test fs"); + exit(1); + } + + while ((c = getopt (argc, argv, "wR:f:")) != EOF) { + switch (c) { + case 'R': + request = optarg; + break; + case 'f': + cmd_file = optarg; + break; + default: + com_err(argv[0], 0, "Usage: test_icount " + "[-R request] [-f cmd_file]"); + exit(1); + } + } + sci_idx = ss_create_invocation("test_icount", "0.0", (char *) NULL, + &test_cmds, &retval); + if (retval) { + ss_perror(sci_idx, retval, "creating invocation"); + exit(1); + } + + (void) ss_add_request_table (sci_idx, &ss_std_requests, 1, &retval); + if (retval) { + ss_perror(sci_idx, retval, "adding standard requests"); + exit (1); + } + if (request) { + retval = 0; + retval = ss_execute_line(sci_idx, request); + if (retval) { + ss_perror(sci_idx, retval, request); + exit_status++; + } + } else if (cmd_file) { + exit_status = source_file(cmd_file, sci_idx); + } else { + ss_listen(sci_idx); + } + + return(exit_status); +} |