Beginnings of a buildable bfs userland shell (Jamfile is missing).
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2963 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
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#ifndef DEBUG_H
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#define DEBUG_H
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/* Debug - debug stuff
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**
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** Initial version by Axel Dörfler, [email protected]
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** This file may be used under the terms of the OpenBeOS License.
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*/
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#ifdef DEBUG
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# include <string.h>
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#endif
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#ifdef USER
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# include <stdio.h>
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# define __out printf
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#else
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# define __out dprintf
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#endif
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// Which debugger should be used when?
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// The DEBUGGER() macro actually has no effect if DEBUG is not defined,
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// use the DIE() macro if you really want to die.
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#ifdef DEBUG
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# ifdef USER
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# define DEBUGGER(x) debugger x
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# else
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# define DEBUGGER(x) kernel_debugger x
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# endif
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#else
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# define DEBUGGER(x) ;
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#endif
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#ifdef USER
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# define DIE(x) debugger x
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#else
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# define DIE(x) kernel_debugger x
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#endif
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// Short overview over the debug output macros:
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// PRINT()
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// is for general messages that very unlikely should appear in a release build
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// FATAL()
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// this is for fatal messages, when something has really gone wrong
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// INFORM()
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// general information, as disk size, etc.
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// REPORT_ERROR(status_t)
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// prints out error information
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// RETURN_ERROR(status_t)
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// calls REPORT_ERROR() and return the value
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// D()
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// the statements in D() are only included if DEBUG is defined
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#include <KernelExport.h>
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#define kprintf printf
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#define dprintf printf
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#ifdef DEBUG
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#define PRINT(x) { __out("bfs: "); __out x; }
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#define REPORT_ERROR(status) __out("bfs: %s:%s:%ld: %s\n", __FILE__, __FUNCTION__, __LINE__, strerror(status));
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#define RETURN_ERROR(err) { status_t _status = err; if (_status < B_OK) REPORT_ERROR(_status); return _status;}
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#define FATAL(x) { __out("bfs: "); __out x; }
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#define INFORM(x) { __out("bfs: "); __out x; }
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#define FUNCTION() __out("bfs: %s()\n",__FUNCTION__);
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#define FUNCTION_START(x) { __out("bfs: %s() ",__FUNCTION__); __out x; }
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// #define FUNCTION() ;
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// #define FUNCTION_START(x) ;
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#define D(x) {x;};
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#define ASSERT(x) { if (!(x)) DEBUGGER(("bfs: assert failed: " #x "\n")); }
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#else
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#define PRINT(x) ;
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#define REPORT_ERROR(status) ;
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#define RETURN_ERROR(status) return status;
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#define FATAL(x) { __out("bfs: "); __out x; }
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#define INFORM(x) { __out("bfs: "); __out x; }
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#define FUNCTION() ;
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#define FUNCTION_START(x) ;
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#define D(x) ;
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#define ASSERT(x) ;
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#endif
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#ifdef DEBUG
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struct block_run;
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struct bplustree_header;
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struct bplustree_node;
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struct data_stream;
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struct bfs_inode;
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struct disk_super_block;
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class Volume;
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// some structure dump functions
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extern void dump_block_run(const char *prefix, block_run &run);
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extern void dump_super_block(disk_super_block *superBlock);
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extern void dump_data_stream(data_stream *stream);
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extern void dump_inode(bfs_inode *inode);
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extern void dump_bplustree_header(bplustree_header *header);
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extern void dump_bplustree_node(bplustree_node *node,bplustree_header *header = NULL,Volume *volume = NULL);
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extern void dump_block(const char *buffer, int size);
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#endif
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#endif /* DEBUG_H */
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@@ -0,0 +1,91 @@
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/* This file is included in fs_shell:fsh.c
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* Insert your implementation of additional commands in here
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*
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* Format:
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*
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* static void
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* function(int argc, char **argv)
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* {
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* }
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*
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*/
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#include "bfs_control.h"
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static void
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do_chkbfs(int argc, char **argv)
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{
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struct check_control result;
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off_t files = 0, directories = 0, indices = 0, attributeDirectories = 0, attributes = 0;
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int counter = 0;
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int fd = sys_open(1, -1, "/myfs/.", O_RDONLY, S_IFREG, 0);
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if (fd < 0) {
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printf("chkbfs: error opening '.'\n");
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return;
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}
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memset(&result, 0, sizeof(result));
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result.flags = argc > 1 ? BFS_FIX_BITMAP_ERRORS : 0;
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if (argc > 2) {
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printf("will fix any severe errors!\n");
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result.flags |= BFS_REMOVE_WRONG_TYPES | BFS_REMOVE_INVALID;
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}
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// start checking
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if ((sys_ioctl(1, fd, BFS_IOCTL_START_CHECKING, &result, sizeof(result))) < 0) {
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printf("chkbfs: error starting!\n");
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}
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// check all files and report errors
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while (sys_ioctl(1, fd, BFS_IOCTL_CHECK_NEXT_NODE, &result, sizeof(result)) == B_OK) {
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if (++counter % 50 == 0)
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printf(" %7ld nodes processed\x1b[1A\n", counter);
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if (result.errors) {
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printf("%s (inode = %Ld)", result.name, result.inode);
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if (result.errors & BFS_MISSING_BLOCKS)
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printf(", some blocks weren't allocated");
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if (result.errors & BFS_BLOCKS_ALREADY_SET)
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printf(", has blocks already set");
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if (result.errors & BFS_INVALID_BLOCK_RUN)
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printf(", has invalid block run(s)");
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if (result.errors & BFS_COULD_NOT_OPEN)
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printf(", could not be opened");
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if (result.errors & BFS_WRONG_TYPE)
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printf(", has wrong type");
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if (result.errors & BFS_NAMES_DONT_MATCH)
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printf(", names don't match");
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putchar('\n');
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}
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if ((result.mode & (S_INDEX_DIR | 0777)) == S_INDEX_DIR)
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indices++;
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else if (result.mode & S_ATTR_DIR)
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attributeDirectories++;
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else if (result.mode & S_ATTR)
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attributes++;
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else if (result.mode & S_IFDIR)
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directories++;
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else
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files++;
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}
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if (result.status != B_ENTRY_NOT_FOUND)
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printf("chkbfs: error occured during scan: %s\n", strerror(result.status));
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// stop checking
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if ((sys_ioctl(1, fd, BFS_IOCTL_STOP_CHECKING, &result, sizeof(result))) < 0) {
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printf("chkbfs: error stopping!\n");
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}
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printf("checked %ld nodes, %Ld blocks not allocated, %Ld blocks already set, %Ld blocks could be freed\n",
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counter, result.stats.missing, result.stats.already_set, result.stats.freed);
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printf("\tfiles\t\t%Ld\n\tdirectories\t%Ld\n\tattributes\t%Ld\n\tattr. dirs\t%Ld\n\tindices\t\t%Ld\n",
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files, directories, attributes, attributeDirectories, indices);
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if (result.flags & BFS_FIX_BITMAP_ERRORS)
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printf("errors have been fixed\n");
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sys_close(1, fd);
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}
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@@ -0,0 +1,10 @@
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/* This file is included in fs_shell:fsh.c
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* Insert your definition of additional commands here
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*
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* Format:
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* { commandName, functionName, commandDescription },
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*
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* And don't forget the comma after the line :-)
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*/
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{ "chkbfs", do_chkbfs, "does a chkbfs on the volume" },
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