From b0fb749a47199c02d638da6f9716b8278fe962e7 Mon Sep 17 00:00:00 2001
From: Fabian Keil <fk@fabiankeil.de>
Date: Wed, 26 Nov 2014 19:24:31 +0100
Subject: [PATCH] Disable a couple of sanity checks to make fuzzing more
 convenient

---
 main_u.c  |  2 ++
 wordole.c | 18 +++++++++++++++---
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/main_u.c b/main_u.c
index 4eaaea3..bc83f1d 100644
--- a/main_u.c
+++ b/main_u.c
@@ -182,6 +182,7 @@ bProcessFile(const char *szFilename)
 	}
 
 	iWordVersion = iGuessVersionNumber(pFile, lFilesize);
+#if 0
 	if (iWordVersion < 0 || iWordVersion == 3) {
 		if (bIsRtfFile(pFile)) {
 			werr(0, "%s is not a Word Document."
@@ -202,6 +203,7 @@ bProcessFile(const char *szFilename)
 		(void)fclose(pFile);
 		return FALSE;
 	}
+#endif
 	/* Reset any reading done during file testing */
 	rewind(pFile);
 
diff --git a/wordole.c b/wordole.c
index 7797d1f..c2a6161 100644
--- a/wordole.c
+++ b/wordole.c
@@ -438,8 +438,10 @@ bGetDocumentText(FILE *pFile, const pps_info_type *pPPS,
 	DBG_DEC_C(bFastSaved, uiQuickSaves);
 	bEncrypted = (usDocStatus & BIT(8)) != 0;
 	if (bEncrypted) {
+#if 0
 		werr(0, "Encrypted documents are not supported");
 		return FALSE;
+#endif
 	}
 
 	/* Get length information */
@@ -458,6 +460,7 @@ bGetDocumentText(FILE *pFile, const pps_info_type *pPPS,
 		ulHdrTextBoxLen = ulGetLong(0x50, aucHeader);
 		break;
 	case 8:
+	default:
 		ulTextLen = ulGetLong(0x4c, aucHeader);
 		ulFootnoteLen = ulGetLong(0x50, aucHeader);
 		ulHdrFtrLen = ulGetLong(0x54, aucHeader);
@@ -467,9 +470,10 @@ bGetDocumentText(FILE *pFile, const pps_info_type *pPPS,
 		ulTextBoxLen = ulGetLong(0x64, aucHeader);
 		ulHdrTextBoxLen = ulGetLong(0x68, aucHeader);
 		break;
-	default:
+#if 0
 		werr(0, "This version of Word is not supported");
 		return FALSE;
+#endif
 	}
 	DBG_DEC(ulTextLen);
 	DBG_DEC(ulFootnoteLen);
@@ -505,15 +509,17 @@ bGetDocumentText(FILE *pFile, const pps_info_type *pPPS,
 		}
 		break;
 	case 8:
+	default:
 		bSuccess = bGet8DocumentText(pFile,
 				pPPS,
 				aulBBD, tBBDLen, aulSBD, tSBDLen,
 				aucHeader);
 		break;
-	default:
+#if 0
 		werr(0, "This version of Word is not supported");
 		bSuccess = FALSE;
 		break;
+#endif
 	}
 
 	if (bSuccess) {
@@ -598,6 +604,7 @@ vGetDocumentData(FILE *pFile, const pps_info_type *pPPS,
 		}
 		break;
 	case 8:
+	default:
 		/*
 		 * The data blocks are in the data stream. The data stream
 		 * is always in "normal saved" format
@@ -605,10 +612,11 @@ vGetDocumentData(FILE *pFile, const pps_info_type *pPPS,
 		bSuccess = bAddDataBlocks(0, (ULONG)LONG_MAX,
 				pPPS->tData.ulSB, aulBBD, tBBDLen);
 		break;
-	default:
+#if 0
 		werr(0, "This version of Word is not supported");
 		bSuccess = FALSE;
 		break;
+#endif
 	}
 
 	if (!bSuccess) {
@@ -750,10 +758,12 @@ iInitDocumentOLE(FILE *pFile, long lFilesize)
 
 	if (PPS_info.tWordDocument.ulSize < MIN_SIZE_FOR_BBD_USE) {
 		DBG_DEC(PPS_info.tWordDocument.ulSize);
+#if 0
 		FREE_ALL();
 		werr(0, "I'm afraid the text stream of this file "
 			"is too small to handle.");
 		return -1;
+#endif
 	}
 	/* Read the headerblock */
 	if (!bReadBuffer(pFile, PPS_info.tWordDocument.ulSB,
@@ -772,9 +782,11 @@ iInitDocumentOLE(FILE *pFile, long lFilesize)
 	     usIdent != 0xa699);	/* Word 7 for oriental languages */
 	iWordVersion = iGetVersionNumber(aucHeader);
 	if (iWordVersion < 6) {
+#if 0
 		FREE_ALL();
 		werr(0, "This file is from a version of Word before Word 6.");
 		return -1;
+#endif
 	}
 
 	/* Get the status flags from the header */
-- 
2.1.2