mirror of https://github.com/fadden/nulib2.git
106 lines
2.5 KiB
C
106 lines
2.5 KiB
C
/*
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* NuFX archive manipulation library
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* Copyright (C) 2000-2007 by Andy McFadden, All Rights Reserved.
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* This is free software; you can redistribute it and/or modify it under the
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* terms of the BSD License, see the file COPYING.LIB.
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*
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* Simple test program. Opens an archive, dumps the contents.
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*
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* If the first argument is "-", this will read from stdin. Otherwise,
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* the first argument is taken to be an archive filename, and opened.
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*/
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#include <stdio.h>
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#include "NufxLib.h"
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#include "Common.h"
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/*
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* Callback function to display the contents of a single record.
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*
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* "pRecord->filename" is the record's filename, whether from the record
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* header, a filename thread, or a default value ("UNKNOWN", stuffed in
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* when a record has no filename at all).
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*/
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NuResult
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ShowContents(NuArchive* pArchive, void* vpRecord)
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{
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const NuRecord* pRecord = (NuRecord*) vpRecord;
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printf("*** Filename = '%s'\n", pRecord->filename);
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return kNuOK;
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}
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/*
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* Dump the contents from the streaming input.
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*
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* If we're not interested in handling an archive on stdin, we could just
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* pass the filename in here and use NuOpenRO instead.
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*/
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int
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DoStreamStuff(FILE* fp)
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{
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NuError err;
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NuArchive* pArchive = NULL;
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err = NuStreamOpenRO(fp, &pArchive);
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if (err != kNuErrNone) {
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fprintf(stderr, "ERROR: unable to open stream archive (err=%d)\n", err);
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goto bail;
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}
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printf("*** Streaming contents!\n");
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err = NuContents(pArchive, ShowContents);
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if (err != kNuErrNone) {
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fprintf(stderr, "ERROR: NuContents failed (err=%d)\n", err);
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goto bail;
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}
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bail:
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if (pArchive != NULL) {
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NuError err2 = NuClose(pArchive);
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if (err == kNuErrNone)
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err = err2;
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}
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return err;
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}
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/*
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* Grab the name of an archive to read. If "-" was given, use stdin.
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*/
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int
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main(int argc, char** argv)
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{
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long major, minor, bug;
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const char* pBuildDate;
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FILE* infp = NULL;
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int cc;
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(void) NuGetVersion(&major, &minor, &bug, &pBuildDate, NULL);
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printf("Using NuFX lib %ld.%ld.%ld built on or after %s\n",
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major, minor, bug, pBuildDate);
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if (argc != 2) {
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fprintf(stderr, "Usage: %s (archive-name|-)\n", argv[0]);
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exit(2);
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}
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if (strcmp(argv[1], "-") == 0)
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infp = stdin;
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else {
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infp = fopen(argv[1], kNuFileOpenReadOnly);
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if (infp == NULL) {
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fprintf(stderr, "ERROR: unable to open '%s'\n", argv[1]);
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exit(1);
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}
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}
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cc = DoStreamStuff(infp);
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exit(cc != 0);
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}
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