168 lines
4.2 KiB
C
168 lines
4.2 KiB
C
/*++
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Copyright (c) 1991 Microsoft Corporation
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Module Name:
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hivehdr.c
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Abstract:
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Dump the header of a hive primary, alternate, or log file.
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hivehdr filename filename filename ...
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Author:
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Bryan Willman (bryanwi) 6-april-92
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Revision History:
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--*/
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#define _ARCCODES_
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#include "regutil.h"
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#include "edithive.h"
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void
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DoDump(
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PUCHAR Filename
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);
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void
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_CRTAPI1 main(
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int argc,
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char *argv[]
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)
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{
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int i;
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if (argc == 1) {
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fprintf(stderr, "Usage: hivehdr filename filename...\n", argv[0]);
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exit(1);
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}
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for (i = 1; i < argc; i++) {
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DoDump(argv[i]);
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}
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exit(0);
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}
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void
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DoDump(
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PUCHAR Filename
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)
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{
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HANDLE infile;
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static char buffer[HSECTOR_SIZE];
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PHBASE_BLOCK bbp;
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char *validstring[] = { "BAD", "OK" };
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int valid;
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char *typename[] = { "primary", "alternate", "log", "external", "unknown" };
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int typeselect;
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int readcount;
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unsigned long checksum;
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unsigned long i;
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infile = (HANDLE)CreateFile(
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Filename, // file name
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GENERIC_READ, // desired access
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FILE_SHARE_READ | FILE_SHARE_WRITE, // share mode
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NULL, // security attributes
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OPEN_EXISTING, // creation disposition
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FILE_FLAG_SEQUENTIAL_SCAN, // flags and attributes
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NULL // template file
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);
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if (infile == INVALID_HANDLE_VALUE) {
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fprintf(stderr, "hivehdr: Could not open '%s'\n", Filename);
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return;
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}
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if (!ReadFile(infile, buffer, HSECTOR_SIZE, &readcount, NULL)) {
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fprintf(
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stderr, "hivehdr: '%s' - cannot read full base block\n", Filename);
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return;
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}
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if (readcount != HSECTOR_SIZE) {
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fprintf(
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stderr, "hivehdr: '%s' - cannot read full base block\n", Filename);
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return;
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}
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bbp = (PHBASE_BLOCK)&(buffer[0]);
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if ((bbp->Major != 1) || (bbp->Minor != 1)) {
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printf("WARNING: Hive file is newer than hivehdr, or is invalid\n");
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}
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printf(" File: '%s'\n", Filename);
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printf(" BaseBlock:\n");
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valid = (bbp->Signature == HBASE_BLOCK_SIGNATURE);
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printf(" Signature: %08lx '%4.4s'\t\t%s\n",
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bbp->Signature, (PUCHAR)&(bbp->Signature), validstring[valid]);
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valid = (bbp->Sequence1 == bbp->Sequence2);
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printf(" Sequence1//2: %08lx//%08lx\t%s\n",
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bbp->Sequence1, bbp->Sequence2, validstring[valid]);
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printf(" TimeStamp: %08lx:%08lx\n",
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bbp->TimeStamp.HighPart, bbp->TimeStamp.LowPart,
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(PUCHAR)&(bbp->Signature), validstring[valid]);
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valid = (bbp->Major == HSYS_MAJOR);
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printf("Major Version: %08lx\t\t\t%s\n",
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bbp->Major, validstring[valid]);
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valid = (bbp->Minor == HSYS_MINOR);
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printf("Minor Version: %08lx\t\t\t%s\n",
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bbp->Minor, validstring[valid]);
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valid = ( (bbp->Type == HFILE_TYPE_PRIMARY) ||
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(bbp->Type == HFILE_TYPE_ALTERNATE) ||
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(bbp->Type == HFILE_TYPE_LOG) );
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if (valid) {
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typeselect = bbp->Type;
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} else {
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typeselect = HFILE_TYPE_MAX;
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}
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printf(" Type: %08lx %s\t\t%s\n",
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bbp->Type, typename[typeselect], validstring[valid]);
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valid = (bbp->Format == HBASE_FORMAT_MEMORY);
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printf(" Format: %08lx\t\t\t%s\n",
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bbp->Format, validstring[valid]);
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printf(" RootCell: %08lx\n", bbp->RootCell);
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printf(" Length: %08lx\n", bbp->Length);
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printf(" Cluster: %08lx\n", bbp->Cluster);
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checksum = HvpHeaderCheckSum(bbp);
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valid = (checksum == bbp->CheckSum);
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if (checksum == bbp->CheckSum) {
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printf(" CheckSum: %08lx\t\t\t%s\n",
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bbp->CheckSum, validstring[TRUE]);
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} else {
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printf(" CheckSum: %08lx\t\t\t%s\tCorrect: %08lx\n",
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bbp->CheckSum, validstring[FALSE], checksum);
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}
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//
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// print last part of file name, aid to identification
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//
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printf("Hive/FileName: ");
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for (i = 0; i < HBASE_NAME_ALLOC;i+=sizeof(WCHAR)) {
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printf("%wc", bbp->FileName[i]);
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}
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return;
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}
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