zipalign: log more I/O errors
b/177069043 is a flake that happens in zipalign during I/O, but
the error doesn't contain enough information to determine what the
problem is. Add more logging on I/O errors.
Test: atest --host zipalign_tests
Bug: 177069043
Change-Id: I89573e5b3867abe05d855c837bb2aa5b5c630aa7
diff --git a/tools/zipalign/ZipFile.cpp b/tools/zipalign/ZipFile.cpp
index 9938a06..1e3c413 100644
--- a/tools/zipalign/ZipFile.cpp
+++ b/tools/zipalign/ZipFile.cpp
@@ -245,7 +245,11 @@
/* read the last part of the file into the buffer */
if (fread(buf, 1, readAmount, mZipFp) != (size_t) readAmount) {
- ALOGD("short file? wanted %ld\n", readAmount);
+ if (feof(mZipFp)) {
+ ALOGW("fread %ld bytes failed, unexpected EOF", readAmount);
+ } else {
+ ALOGW("fread %ld bytes failed, %s", readAmount, strerror(errno));
+ }
result = UNKNOWN_ERROR;
goto bail;
}
@@ -327,7 +331,11 @@
{
uint8_t checkBuf[4];
if (fread(checkBuf, 1, 4, mZipFp) != 4) {
- ALOGD("EOCD check read failed\n");
+ if (feof(mZipFp)) {
+ ALOGW("fread EOCD failed, unexpected EOF");
+ } else {
+ ALOGW("fread EOCD failed, %s", strerror(errno));
+ }
result = INVALID_OPERATION;
goto bail;
}
@@ -785,15 +793,18 @@
while (1) {
count = fread(tmpBuf, 1, sizeof(tmpBuf), srcFp);
- if (ferror(srcFp) || ferror(dstFp))
- return errnoToStatus(errno);
+ if (ferror(srcFp) || ferror(dstFp)) {
+ status_t status = errnoToStatus(errno);
+ ALOGW("fread %zu bytes failed, %s", count, strerror(errno));
+ return status;
+ }
if (count == 0)
break;
*pCRC32 = crc32(*pCRC32, tmpBuf, count);
if (fwrite(tmpBuf, 1, count, dstFp) != count) {
- ALOGD("fwrite %d bytes failed\n", (int) count);
+ ALOGW("fwrite %zu bytes failed, %s", count, strerror(errno));
return UNKNOWN_ERROR;
}
}
@@ -813,7 +824,7 @@
if (size > 0) {
*pCRC32 = crc32(*pCRC32, (const unsigned char*)data, size);
if (fwrite(data, 1, size, dstFp) != size) {
- ALOGD("fwrite %d bytes failed\n", (int) size);
+ ALOGW("fwrite %zu bytes failed, %s", size, strerror(errno));
return UNKNOWN_ERROR;
}
}
@@ -847,7 +858,11 @@
count = fread(tmpBuf, 1, readSize, srcFp);
if (count != readSize) { // error or unexpected EOF
- ALOGD("fread %d bytes failed\n", (int) readSize);
+ if (feof(srcFp)) {
+ ALOGW("fread %zu bytes failed, unexpected EOF", readSize);
+ } else {
+ ALOGW("fread %zu bytes failed, %s", readSize, strerror(errno));
+ }
return UNKNOWN_ERROR;
}
@@ -855,7 +870,7 @@
*pCRC32 = crc32(*pCRC32, tmpBuf, count);
if (fwrite(tmpBuf, 1, count, dstFp) != count) {
- ALOGD("fwrite %d bytes failed\n", (int) count);
+ ALOGW("fwrite %zu bytes failed, %s", count, strerror(errno));
return UNKNOWN_ERROR;
}
@@ -915,8 +930,7 @@
goto bail;
}
if (getSize < kBufSize) {
- ALOGV("+++ got %d bytes, EOF reached\n",
- (int)getSize);
+ ALOGV("+++ got %zu bytes, EOF reached\n", getSize);
atEof = true;
}
@@ -926,9 +940,9 @@
delete[] inBuf;
}
- ALOGV("+++ writing %d bytes\n", (int)outSize);
+ ALOGV("+++ writing %zu bytes\n", outSize);
if (fwrite(outBuf, 1, outSize, dstFp) != outSize) {
- ALOGD("write %d failed in deflate\n", (int)outSize);
+ ALOGW("fwrite %zu bytes failed, %s", outSize, strerror(errno));
result = UNKNOWN_ERROR;
goto bail;
}
@@ -1134,24 +1148,31 @@
getSize = n;
if (fseek(fp, (long) src, SEEK_SET) != 0) {
- ALOGD("filemove src seek %ld failed\n", (long) src);
+ ALOGW("filemove src seek %ld failed, %s",
+ (long) src, strerror(errno));
return UNKNOWN_ERROR;
}
if (fread(readBuf, 1, getSize, fp) != getSize) {
- ALOGD("filemove read %ld off=%ld failed\n",
- (long) getSize, (long) src);
+ if (feof(fp)) {
+ ALOGW("fread %zu bytes off=%ld failed, unexpected EOF",
+ getSize, (long) src);
+ } else {
+ ALOGW("fread %zu bytes off=%ld failed, %s",
+ getSize, (long) src, strerror(errno));
+ }
return UNKNOWN_ERROR;
}
if (fseek(fp, (long) dst, SEEK_SET) != 0) {
- ALOGD("filemove dst seek %ld failed\n", (long) dst);
+ ALOGW("filemove dst seek %ld failed, %s",
+ (long) dst, strerror(errno));
return UNKNOWN_ERROR;
}
if (fwrite(readBuf, 1, getSize, fp) != getSize) {
- ALOGD("filemove write %ld off=%ld failed\n",
- (long) getSize, (long) dst);
+ ALOGW("filemove write %zu off=%ld failed, %s",
+ getSize, (long) dst, strerror(errno));
return UNKNOWN_ERROR;
}
@@ -1399,12 +1420,17 @@
ZipEntry::putLongLE(&buf[0x10], mCentralDirOffset);
ZipEntry::putShortLE(&buf[0x14], mCommentLen);
- if (fwrite(buf, 1, kEOCDLen, fp) != kEOCDLen)
+ if (fwrite(buf, 1, kEOCDLen, fp) != kEOCDLen) {
+ ALOGW("fwrite EOCD failed, %s", strerror(errno));
return UNKNOWN_ERROR;
+ }
if (mCommentLen > 0) {
assert(mComment != NULL);
- if (fwrite(mComment, mCommentLen, 1, fp) != mCommentLen)
+ if (fwrite(mComment, mCommentLen, 1, fp) != mCommentLen) {
+ ALOGW("fwrite %d bytes failed, %s",
+ (int) mCommentLen, strerror(errno));
return UNKNOWN_ERROR;
+ }
}
return OK;