diff --git a/minzip/Android.mk b/minzip/Android.mk
index 3d36fd6..6dbfee9 100644
--- a/minzip/Android.mk
+++ b/minzip/Android.mk
@@ -2,17 +2,17 @@
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES := \
-	Hash.c \
-	SysUtil.c \
+	Hash.cpp \
+	SysUtil.cpp \
 	DirUtil.cpp \
 	Inlines.c \
-	Zip.c
+	Zip.cpp
 
 LOCAL_C_INCLUDES := \
 	external/zlib \
 	external/safe-iop/include
 
-LOCAL_STATIC_LIBRARIES := libselinux
+LOCAL_STATIC_LIBRARIES := libselinux libbase
 
 LOCAL_MODULE := libminzip
 
diff --git a/minzip/Hash.c b/minzip/Hash.cpp
similarity index 96%
rename from minzip/Hash.c
rename to minzip/Hash.cpp
index 49bcb31..ac08935 100644
--- a/minzip/Hash.c
+++ b/minzip/Hash.cpp
@@ -8,8 +8,8 @@
 #include <stdlib.h>
 #include <assert.h>
 
-#define LOG_TAG "minzip"
-#include "Log.h"
+#include <android-base/logging.h>
+
 #include "Hash.h"
 
 /* table load factor, i.e. how full can it get before we resize */
@@ -220,8 +220,7 @@
             {
                 if (!resizeHash(pHashTable, pHashTable->tableSize * 2)) {
                     /* don't really have a way to indicate failure */
-                    LOGE("Dalvik hash resize failure\n");
-                    abort();
+                    LOG(FATAL) << "Hash resize failure";
                 }
                 /* note "pEntry" is now invalid */
             }
@@ -373,7 +372,7 @@
         totalProbe += count;
     }
 
-    LOGV("Probe: min=%d max=%d, total=%d in %d (%d), avg=%.3f\n",
-        minProbe, maxProbe, totalProbe, numEntries, pHashTable->tableSize,
-        (float) totalProbe / (float) numEntries);
+    LOG(VERBOSE) << "Probe: min=" << minProbe << ", max=" << maxProbe << ", total="
+                 << totalProbe <<" in " << numEntries << " (" << pHashTable->tableSize
+                 << "), avg=" << (float) totalProbe / (float) numEntries;
 }
diff --git a/minzip/Log.h b/minzip/Log.h
deleted file mode 100644
index 36e62f5..0000000
--- a/minzip/Log.h
+++ /dev/null
@@ -1,207 +0,0 @@
-//
-// Copyright 2005 The Android Open Source Project
-//
-// C/C++ logging functions.  See the logging documentation for API details.
-//
-// We'd like these to be available from C code (in case we import some from
-// somewhere), so this has a C interface.
-//
-// The output will be correct when the log file is shared between multiple
-// threads and/or multiple processes so long as the operating system
-// supports O_APPEND.  These calls have mutex-protected data structures
-// and so are NOT reentrant.  Do not use LOG in a signal handler.
-//
-#ifndef _MINZIP_LOG_H
-#define _MINZIP_LOG_H
-
-#include <stdio.h>
-
-// ---------------------------------------------------------------------
-
-/*
- * Normally we strip LOGV (VERBOSE messages) from release builds.
- * You can modify this (for example with "#define LOG_NDEBUG 0"
- * at the top of your source file) to change that behavior.
- */
-#ifndef LOG_NDEBUG
-#ifdef NDEBUG
-#define LOG_NDEBUG 1
-#else
-#define LOG_NDEBUG 0
-#endif
-#endif
-
-/*
- * This is the local tag used for the following simplified
- * logging macros.  You can change this preprocessor definition
- * before using the other macros to change the tag.
- */
-#ifndef LOG_TAG
-#define LOG_TAG NULL
-#endif
-
-// ---------------------------------------------------------------------
-
-/*
- * Simplified macro to send a verbose log message using the current LOG_TAG.
- */
-#ifndef LOGV
-#if LOG_NDEBUG
-#define LOGV(...)   ((void)0)
-#else
-#define LOGV(...) ((void)LOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__))
-#endif
-#endif
-
-#define CONDITION(cond)     (__builtin_expect((cond)!=0, 0))
-
-#ifndef LOGV_IF
-#if LOG_NDEBUG
-#define LOGV_IF(cond, ...)   ((void)0)
-#else
-#define LOGV_IF(cond, ...) \
-    ( (CONDITION(cond)) \
-    ? ((void)LOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) \
-    : (void)0 )
-#endif
-#endif
-
-#define LOGVV LOGV
-#define LOGVV_IF LOGV_IF
-
-/*
- * Simplified macro to send a debug log message using the current LOG_TAG.
- */
-#ifndef LOGD
-#define LOGD(...) ((void)LOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__))
-#endif
-
-#ifndef LOGD_IF
-#define LOGD_IF(cond, ...) \
-    ( (CONDITION(cond)) \
-    ? ((void)LOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)) \
-    : (void)0 )
-#endif
-
-/*
- * Simplified macro to send an info log message using the current LOG_TAG.
- */
-#ifndef LOGI
-#define LOGI(...) ((void)LOG(LOG_INFO, LOG_TAG, __VA_ARGS__))
-#endif
-
-#ifndef LOGI_IF
-#define LOGI_IF(cond, ...) \
-    ( (CONDITION(cond)) \
-    ? ((void)LOG(LOG_INFO, LOG_TAG, __VA_ARGS__)) \
-    : (void)0 )
-#endif
-
-/*
- * Simplified macro to send a warning log message using the current LOG_TAG.
- */
-#ifndef LOGW
-#define LOGW(...) ((void)LOG(LOG_WARN, LOG_TAG, __VA_ARGS__))
-#endif
-
-#ifndef LOGW_IF
-#define LOGW_IF(cond, ...) \
-    ( (CONDITION(cond)) \
-    ? ((void)LOG(LOG_WARN, LOG_TAG, __VA_ARGS__)) \
-    : (void)0 )
-#endif
-
-/*
- * Simplified macro to send an error log message using the current LOG_TAG.
- */
-#ifndef LOGE
-#define LOGE(...) ((void)LOG(LOG_ERROR, LOG_TAG, __VA_ARGS__))
-#endif
-
-#ifndef LOGE_IF
-#define LOGE_IF(cond, ...) \
-    ( (CONDITION(cond)) \
-    ? ((void)LOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)) \
-    : (void)0 )
-#endif
-
-
-/*
- * Conditional based on whether the current LOG_TAG is enabled at
- * verbose priority.
- */
-#ifndef IF_LOGV
-#if LOG_NDEBUG
-#define IF_LOGV() if (false)
-#else
-#define IF_LOGV() IF_LOG(LOG_VERBOSE, LOG_TAG)
-#endif
-#endif
-
-/*
- * Conditional based on whether the current LOG_TAG is enabled at
- * debug priority.
- */
-#ifndef IF_LOGD
-#define IF_LOGD() IF_LOG(LOG_DEBUG, LOG_TAG)
-#endif
-
-/*
- * Conditional based on whether the current LOG_TAG is enabled at
- * info priority.
- */
-#ifndef IF_LOGI
-#define IF_LOGI() IF_LOG(LOG_INFO, LOG_TAG)
-#endif
-
-/*
- * Conditional based on whether the current LOG_TAG is enabled at
- * warn priority.
- */
-#ifndef IF_LOGW
-#define IF_LOGW() IF_LOG(LOG_WARN, LOG_TAG)
-#endif
-
-/*
- * Conditional based on whether the current LOG_TAG is enabled at
- * error priority.
- */
-#ifndef IF_LOGE
-#define IF_LOGE() IF_LOG(LOG_ERROR, LOG_TAG)
-#endif
-
-// ---------------------------------------------------------------------
-
-/*
- * Basic log message macro.
- *
- * Example:
- *  LOG(LOG_WARN, NULL, "Failed with error %d", errno);
- *
- * The second argument may be NULL or "" to indicate the "global" tag.
- *
- * Non-gcc probably won't have __FUNCTION__.  It's not vital.  gcc also
- * offers __PRETTY_FUNCTION__, which is rather more than we need.
- */
-#ifndef LOG
-#define LOG(priority, tag, ...) \
-    LOG_PRI(ANDROID_##priority, tag, __VA_ARGS__)
-#endif
-
-/*
- * Log macro that allows you to specify a number for the priority.
- */
-#ifndef LOG_PRI
-#define LOG_PRI(priority, tag, ...) \
-    printf(tag ": " __VA_ARGS__)
-#endif
-
-/*
- * Conditional given a desired logging priority and tag.
- */
-#ifndef IF_LOG
-#define IF_LOG(priority, tag) \
-    if (1)
-#endif
-
-#endif // _MINZIP_LOG_H
diff --git a/minzip/SysUtil.c b/minzip/SysUtil.cpp
similarity index 68%
rename from minzip/SysUtil.c
rename to minzip/SysUtil.cpp
index e7dd17b..2936c5c 100644
--- a/minzip/SysUtil.c
+++ b/minzip/SysUtil.cpp
@@ -16,8 +16,8 @@
 #include <sys/types.h>
 #include <unistd.h>
 
-#define LOG_TAG "sysutil"
-#include "Log.h"
+#include <android-base/logging.h>
+
 #include "SysUtil.h"
 
 static bool sysMapFD(int fd, MemMapping* pMap) {
@@ -25,22 +25,22 @@
 
     struct stat sb;
     if (fstat(fd, &sb) == -1) {
-        LOGE("fstat(%d) failed: %s\n", fd, strerror(errno));
+        PLOG(ERROR) << "fstat(" << fd << ") failed";
         return false;
     }
 
     void* memPtr = mmap(NULL, sb.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
     if (memPtr == MAP_FAILED) {
-        LOGE("mmap(%d, R, PRIVATE, %d, 0) failed: %s\n", (int) sb.st_size, fd, strerror(errno));
+        PLOG(ERROR) << "mmap(" << sb.st_size << ", R, PRIVATE, " << fd << ", 0) failed";
         return false;
     }
 
-    pMap->addr = memPtr;
+    pMap->addr = reinterpret_cast<unsigned char*>(memPtr);
     pMap->length = sb.st_size;
     pMap->range_count = 1;
-    pMap->ranges = malloc(sizeof(MappedRange));
+    pMap->ranges = reinterpret_cast<MappedRange*>(malloc(sizeof(MappedRange)));
     if (pMap->ranges == NULL) {
-        LOGE("malloc failed: %s\n", strerror(errno));
+        PLOG(ERROR) << "malloc failed";
         munmap(memPtr, sb.st_size);
         return false;
     }
@@ -60,7 +60,7 @@
     unsigned int i;
 
     if (fgets(block_dev, sizeof(block_dev), mapf) == NULL) {
-        LOGE("failed to read block device from header\n");
+        PLOG(ERROR) << "failed to read block device from header";
         return -1;
     }
     for (i = 0; i < sizeof(block_dev); ++i) {
@@ -71,37 +71,37 @@
     }
 
     if (fscanf(mapf, "%zu %u\n%u\n", &size, &blksize, &range_count) != 3) {
-        LOGE("failed to parse block map header\n");
+        LOG(ERROR) << "failed to parse block map header";
         return -1;
     }
     if (blksize != 0) {
         blocks = ((size-1) / blksize) + 1;
     }
     if (size == 0 || blksize == 0 || blocks > SIZE_MAX / blksize || range_count == 0) {
-        LOGE("invalid data in block map file: size %zu, blksize %u, range_count %u\n",
-             size, blksize, range_count);
+        LOG(ERROR) << "invalid data in block map file: size " << size << ", blksize " << blksize
+                   << ", range_count " << range_count;
         return -1;
     }
 
     pMap->range_count = range_count;
-    pMap->ranges = calloc(range_count, sizeof(MappedRange));
+    pMap->ranges = reinterpret_cast<MappedRange*>(calloc(range_count, sizeof(MappedRange)));
     if (pMap->ranges == NULL) {
-        LOGE("calloc(%u, %zu) failed: %s\n", range_count, sizeof(MappedRange), strerror(errno));
+        PLOG(ERROR) << "calloc(" << range_count << ", " << sizeof(MappedRange) << ") failed";
         return -1;
     }
 
     // Reserve enough contiguous address space for the whole file.
-    unsigned char* reserve;
-    reserve = mmap64(NULL, blocks * blksize, PROT_NONE, MAP_PRIVATE | MAP_ANON, -1, 0);
+    unsigned char* reserve = reinterpret_cast<unsigned char*>(mmap64(NULL, blocks * blksize,
+            PROT_NONE, MAP_PRIVATE | MAP_ANON, -1, 0));
     if (reserve == MAP_FAILED) {
-        LOGE("failed to reserve address space: %s\n", strerror(errno));
+        PLOG(ERROR) << "failed to reserve address space";
         free(pMap->ranges);
         return -1;
     }
 
     int fd = open(block_dev, O_RDONLY);
     if (fd < 0) {
-        LOGE("failed to open block device %s: %s\n", block_dev, strerror(errno));
+        PLOG(ERROR) << "failed to open block device " << block_dev;
         munmap(reserve, blocks * blksize);
         free(pMap->ranges);
         return -1;
@@ -113,20 +113,20 @@
     for (i = 0; i < range_count; ++i) {
         size_t start, end;
         if (fscanf(mapf, "%zu %zu\n", &start, &end) != 2) {
-            LOGE("failed to parse range %d in block map\n", i);
+            LOG(ERROR) << "failed to parse range " << i << " in block map";
             success = false;
             break;
         }
         size_t length = (end - start) * blksize;
         if (end <= start || (end - start) > SIZE_MAX / blksize || length > remaining_size) {
-          LOGE("unexpected range in block map: %zu %zu\n", start, end);
+          LOG(ERROR) << "unexpected range in block map: " << start << " " << end;
           success = false;
           break;
         }
 
         void* addr = mmap64(next, length, PROT_READ, MAP_PRIVATE | MAP_FIXED, fd, ((off64_t)start)*blksize);
         if (addr == MAP_FAILED) {
-            LOGE("failed to map block %d: %s\n", i, strerror(errno));
+            PLOG(ERROR) << "failed to map block " << i;
             success = false;
             break;
         }
@@ -137,7 +137,7 @@
         remaining_size -= length;
     }
     if (success && remaining_size != 0) {
-      LOGE("ranges in block map are invalid: remaining_size = %zu\n", remaining_size);
+      LOG(ERROR) << "ranges in block map are invalid: remaining_size = " << remaining_size;
       success = false;
     }
     if (!success) {
@@ -151,7 +151,7 @@
     pMap->addr = reserve;
     pMap->length = size;
 
-    LOGI("mmapped %d ranges\n", range_count);
+    LOG(INFO) << "mmapped " << range_count << " ranges";
 
     return 0;
 }
@@ -164,12 +164,12 @@
         // A map of blocks
         FILE* mapf = fopen(fn+1, "r");
         if (mapf == NULL) {
-            LOGE("Unable to open '%s': %s\n", fn+1, strerror(errno));
+            PLOG(ERROR) << "Unable to open '" << (fn+1) << "'";
             return -1;
         }
 
         if (sysMapBlockFile(mapf, pMap) != 0) {
-            LOGE("Map of '%s' failed\n", fn);
+            LOG(ERROR) << "Map of '" << fn << "' failed";
             fclose(mapf);
             return -1;
         }
@@ -179,12 +179,12 @@
         // This is a regular file.
         int fd = open(fn, O_RDONLY);
         if (fd == -1) {
-            LOGE("Unable to open '%s': %s\n", fn, strerror(errno));
+            PLOG(ERROR) << "Unable to open '" << fn << "'";
             return -1;
         }
 
         if (!sysMapFD(fd, pMap)) {
-            LOGE("Map of '%s' failed\n", fn);
+            LOG(ERROR) << "Map of '" << fn << "' failed";
             close(fd);
             return -1;
         }
@@ -202,8 +202,8 @@
     int i;
     for (i = 0; i < pMap->range_count; ++i) {
         if (munmap(pMap->ranges[i].addr, pMap->ranges[i].length) < 0) {
-            LOGE("munmap(%p, %d) failed: %s\n",
-                 pMap->ranges[i].addr, (int)pMap->ranges[i].length, strerror(errno));
+            PLOG(ERROR) << "munmap(" << pMap->ranges[i].addr << ", " << pMap->ranges[i].length
+                        << ") failed";
         }
     }
     free(pMap->ranges);
diff --git a/minzip/Zip.c b/minzip/Zip.cpp
similarity index 86%
rename from minzip/Zip.c
rename to minzip/Zip.cpp
index d557daa..b887b84 100644
--- a/minzip/Zip.c
+++ b/minzip/Zip.cpp
@@ -14,18 +14,18 @@
 #include <sys/stat.h>   // for S_ISLNK()
 #include <unistd.h>
 
-#define LOG_TAG "minzip"
-#include "Zip.h"
-#include "Bits.h"
-#include "Log.h"
-#include "DirUtil.h"
+#include <string>
 
-#undef NDEBUG   // do this after including Log.h
+#include <android-base/logging.h>
+#include <android-base/stringprintf.h>
 #include <assert.h>
-
 #include <selinux/label.h>
 #include <selinux/selinux.h>
 
+#include "Zip.h"
+#include "Bits.h"
+#include "DirUtil.h"
+
 #define SORT_ENTRIES 1
 
 /*
@@ -154,8 +154,9 @@
     found = (const ZipEntry*)mzHashTableLookup(pHash,
                 itemHash, pEntry, hashcmpZipEntry, true);
     if (found != pEntry) {
-        LOGW("WARNING: duplicate entry '%.*s' in Zip\n",
-            found->fileNameLen, found->fileName);
+        LOG(WARNING) << "WARNING: duplicate entry '" << std::string(found->fileName,
+                     found->fileNameLen) << "' in Zip";
+
         /* keep going */
     }
 }
@@ -164,7 +165,7 @@
 {
     // Forbid super long filenames.
     if (fileNameLen >= PATH_MAX) {
-        LOGW("Filename too long (%d chatacters)\n", fileNameLen);
+        LOG(WARNING) << "Filename too long (" << fileNameLen << " chatacters)";
         return 0;
     }
 
@@ -172,7 +173,8 @@
     unsigned int i;
     for (i = 0; i < fileNameLen; ++i) {
         if (fileName[i] < 32 || fileName[i] >= 127) {
-            LOGW("Filename contains invalid character '\%03o'\n", fileName[i]);
+            LOG(WARNING) << android::base::StringPrintf(
+                    "Filename contains invalid character '\%02x'\n", fileName[i]);
             return 0;
         }
     }
@@ -201,10 +203,10 @@
      */
     val = get4LE(pArchive->addr);
     if (val == ENDSIG) {
-        LOGW("Found Zip archive, but it looks empty\n");
+        LOG(WARNING) << "Found Zip archive, but it looks empty";
         goto bail;
     } else if (val != LOCSIG) {
-        LOGW("Not a Zip archive (found 0x%08x)\n", val);
+        LOG(WARNING) << android::base::StringPrintf("Not a Zip archive (found 0x%08x)\n", val);
         goto bail;
     }
 
@@ -220,7 +222,7 @@
         ptr--;
     }
     if (ptr < (const unsigned char*) pArchive->addr) {
-        LOGW("Could not find end-of-central-directory in Zip\n");
+        LOG(WARNING) << "Could not find end-of-central-directory in Zip";
         goto bail;
     }
 
@@ -232,10 +234,10 @@
     numEntries = get2LE(ptr + ENDSUB);
     cdOffset = get4LE(ptr + ENDOFF);
 
-    LOGVV("numEntries=%d cdOffset=%d\n", numEntries, cdOffset);
+    LOG(VERBOSE) << "numEntries=" << numEntries << " cdOffset=" << cdOffset;
     if (numEntries == 0 || cdOffset >= pArchive->length) {
-        LOGW("Invalid entries=%d offset=%d (len=%zd)\n",
-            numEntries, cdOffset, pArchive->length);
+        LOG(WARNING) << "Invalid entries=" << numEntries << " offset=" << cdOffset
+                     << " (len=" << pArchive->length << ")";
         goto bail;
     }
 
@@ -256,11 +258,11 @@
         const char *fileName;
 
         if (ptr + CENHDR > (const unsigned char*)pArchive->addr + pArchive->length) {
-            LOGW("Ran off the end (at %d)\n", i);
+            LOG(WARNING) << "Ran off the end (at " << i << ")";
             goto bail;
         }
         if (get4LE(ptr) != CENSIG) {
-            LOGW("Missed a central dir sig (at %d)\n", i);
+            LOG(WARNING) << "Missed a central dir sig (at " << i << ")";
             goto bail;
         }
 
@@ -270,11 +272,11 @@
         commentLen = get2LE(ptr + CENCOM);
         fileName = (const char*)ptr + CENHDR;
         if (fileName + fileNameLen > (const char*)pArchive->addr + pArchive->length) {
-            LOGW("Filename ran off the end (at %d)\n", i);
+            LOG(WARNING) << "Filename ran off the end (at " << i << ")";
             goto bail;
         }
         if (!validFilename(fileName, fileNameLen)) {
-            LOGW("Invalid filename (at %d)\n", i);
+            LOG(WARNING) << "Invalid filename (at " << i << ")";
             goto bail;
         }
 
@@ -345,7 +347,8 @@
         if ((pEntry->versionMadeBy & 0xff00) != 0 &&
                 (pEntry->versionMadeBy & 0xff00) != CENVEM_UNIX)
         {
-            LOGW("Incompatible \"version made by\": 0x%02x (at %d)\n",
+            LOG(WARNING) << android::base::StringPrintf(
+                    "Incompatible \"version made by\": 0x%02x (at %d)\n",
                     pEntry->versionMadeBy >> 8, i);
             goto bail;
         }
@@ -355,26 +358,27 @@
         // overflow. This is needed because localHdrOffset is untrusted.
         if (!safe_add((uintptr_t *)&localHdr, (uintptr_t)pArchive->addr,
             (uintptr_t)localHdrOffset)) {
-            LOGW("Integer overflow adding in parseZipArchive\n");
+            LOG(WARNING) << "Integer overflow adding in parseZipArchive";
             goto bail;
         }
         if ((uintptr_t)localHdr + LOCHDR >
             (uintptr_t)pArchive->addr + pArchive->length) {
-            LOGW("Bad offset to local header: %d (at %d)\n", localHdrOffset, i);
+            LOG(WARNING) << "Bad offset to local header: " << localHdrOffset
+                         << " (at " << i << ")";
             goto bail;
         }
         if (get4LE(localHdr) != LOCSIG) {
-            LOGW("Missed a local header sig (at %d)\n", i);
+            LOG(WARNING) << "Missed a local header sig (at " << i << ")";
             goto bail;
         }
         pEntry->offset = localHdrOffset + LOCHDR
             + get2LE(localHdr + LOCNAM) + get2LE(localHdr + LOCEXT);
         if (!safe_add(NULL, pEntry->offset, pEntry->compLen)) {
-            LOGW("Integer overflow adding in parseZipArchive\n");
+            LOG(WARNING) << "Integer overflow adding in parseZipArchive";
             goto bail;
         }
         if ((size_t)pEntry->offset + pEntry->compLen > pArchive->length) {
-            LOGW("Data ran off the end (at %d)\n", i);
+            LOG(WARNING) << "Data ran off the end (at " << i << ")";
             goto bail;
         }
 
@@ -432,7 +436,8 @@
 
     if (length < ENDHDR) {
         err = -1;
-        LOGW("Archive %p is too small to be zip (%zd)\n", pArchive, length);
+        LOG(WARNING) << "Archive " << pArchive << " is too small to be zip ("
+                     << length << ")";
         goto bail;
     }
 
@@ -441,7 +446,7 @@
 
     if (!parseZipArchive(pArchive)) {
         err = -1;
-        LOGW("Parsing archive %p failed\n", pArchive);
+        LOG(WARNING) << "Parsing archive " << pArchive << " failed";
         goto bail;
     }
 
@@ -460,7 +465,7 @@
  */
 void mzCloseZipArchive(ZipArchive* pArchive)
 {
-    LOGV("Closing archive %p\n", pArchive);
+    LOG(VERBOSE) << "Closing archive " << pArchive;
 
     free(pArchive->pEntries);
 
@@ -534,10 +539,10 @@
     zerr = inflateInit2(&zstream, -MAX_WBITS);
     if (zerr != Z_OK) {
         if (zerr == Z_VERSION_ERROR) {
-            LOGE("Installed zlib is not compatible with linked version (%s)\n",
-                ZLIB_VERSION);
+            LOG(ERROR) << "Installed zlib is not compatible with linked version ("
+                       << ZLIB_VERSION << ")";
         } else {
-            LOGE("Call to inflateInit2 failed (zerr=%d)\n", zerr);
+            LOG(ERROR) << "Call to inflateInit2 failed (zerr=" << zerr << ")";
         }
         goto bail;
     }
@@ -549,7 +554,7 @@
         /* uncompress the data */
         zerr = inflate(&zstream, Z_NO_FLUSH);
         if (zerr != Z_OK && zerr != Z_STREAM_END) {
-            LOGW("zlib inflate call failed (zerr=%d)\n", zerr);
+            LOG(WARNING) << "zlib inflate call failed (zerr=" << zerr << ")";
             goto z_bail;
         }
 
@@ -558,10 +563,10 @@
             (zerr == Z_STREAM_END && zstream.avail_out != sizeof(procBuf)))
         {
             long procSize = zstream.next_out - procBuf;
-            LOGVV("+++ processing %d bytes\n", (int) procSize);
+            LOG(VERBOSE) << "+++ processing " << procSize << " bytes";
             bool ret = processFunction(procBuf, procSize, cookie);
             if (!ret) {
-                LOGW("Process function elected to fail (in inflate)\n");
+                LOG(WARNING) << "Process function elected to fail (in inflate)";
                 goto z_bail;
             }
 
@@ -582,7 +587,8 @@
 bail:
     if (totalOut != pEntry->uncompLen) {
         if (success) {       // error already shown?
-            LOGW("Size mismatch on inflated file (%lu vs %u)\n", totalOut, pEntry->uncompLen);
+            LOG(WARNING) << "Size mismatch on inflated file (" << totalOut << " vs "
+                         << pEntry->uncompLen << ")";
         }
         return false;
     }
@@ -613,8 +619,8 @@
         ret = processDeflatedEntry(pArchive, pEntry, processFunction, cookie);
         break;
     default:
-        LOGE("Unsupported compression type %d for entry '%s'\n",
-                pEntry->compression, pEntry->fileName);
+        LOG(ERROR) << "Unsupported compression type " << pEntry->compression
+                   << " for entry '" << pEntry->fileName << "'";
         break;
     }
 
@@ -653,7 +659,7 @@
     ret = mzProcessZipEntryContents(pArchive, pEntry, copyProcessFunction,
             (void *)&args);
     if (!ret) {
-        LOGE("Can't extract entry to buffer.\n");
+        LOG(ERROR) << "Can't extract entry to buffer";
         return false;
     }
     return true;
@@ -670,15 +676,15 @@
     while (true) {
         ssize_t n = TEMP_FAILURE_RETRY(write(fd, data+soFar, dataLen-soFar));
         if (n <= 0) {
-            LOGE("Error writing %zd bytes from zip file from %p: %s\n",
-                 dataLen-soFar, data+soFar, strerror(errno));
+            PLOG(ERROR) << "Error writing " << dataLen-soFar << " bytes from zip file from "
+                        << data+soFar;
             return false;
         } else if (n > 0) {
             soFar += n;
             if (soFar == dataLen) return true;
             if (soFar > dataLen) {
-                LOGE("write overrun?  (%zd bytes instead of %d)\n",
-                     soFar, dataLen);
+                LOG(ERROR) << "write overrun?  (" << soFar << " bytes instead of "
+                           << dataLen << ")";
                 return false;
             }
         }
@@ -694,7 +700,7 @@
     bool ret = mzProcessZipEntryContents(pArchive, pEntry, writeProcessFunction,
                                          (void*)(intptr_t)fd);
     if (!ret) {
-        LOGE("Can't extract entry to file.\n");
+        LOG(ERROR) << "Can't extract entry to file.";
         return false;
     }
     return true;
@@ -730,7 +736,7 @@
     bool ret = mzProcessZipEntryContents(pArchive, pEntry,
         bufferProcessFunction, (void*)&bec);
     if (!ret || bec.len != 0) {
-        LOGE("Can't extract entry to memory buffer.\n");
+        LOG(ERROR) << "Can't extract entry to memory buffer.";
         return false;
     }
     return true;
@@ -824,11 +830,11 @@
                         struct selabel_handle *sehnd)
 {
     if (zipDir[0] == '/') {
-        LOGE("mzExtractRecursive(): zipDir must be a relative path.\n");
+        LOG(ERROR) << "mzExtractRecursive(): zipDir must be a relative path.";
         return false;
     }
     if (targetDir[0] != '/') {
-        LOGE("mzExtractRecursive(): targetDir must be an absolute path.\n");
+        LOG(ERROR) << "mzExtractRecursive(): targetDir must be an absolute path.\n";
         return false;
     }
 
@@ -838,7 +844,7 @@
     zipDirLen = strlen(zipDir);
     zpath = (char *)malloc(zipDirLen + 2);
     if (zpath == NULL) {
-        LOGE("Can't allocate %d bytes for zip path\n", zipDirLen + 2);
+        LOG(ERROR) << "Can't allocate " << (zipDirLen + 2) << " bytes for zip path";
         return false;
     }
     /* If zipDir is empty, we'll extract the entire zip file.
@@ -917,8 +923,8 @@
          */
         const char *targetFile = targetEntryPath(&helper, pEntry);
         if (targetFile == NULL) {
-            LOGE("Can't assemble target path for \"%.*s\"\n",
-                    pEntry->fileNameLen, pEntry->fileName);
+            LOG(ERROR) << "Can't assemble target path for \"" << std::string(pEntry->fileName,
+                       pEntry->fileNameLen) << "\"";
             ok = false;
             break;
         }
@@ -942,8 +948,7 @@
             int ret = dirCreateHierarchy(
                     targetFile, UNZIP_DIRMODE, timestamp, true, sehnd);
             if (ret != 0) {
-                LOGE("Can't create containing directory for \"%s\": %s\n",
-                        targetFile, strerror(errno));
+                PLOG(ERROR) << "Can't create containing directory for \"" << targetFile << "\"";
                 ok = false;
                 break;
             }
@@ -957,8 +962,8 @@
              * warn about this for now and preserve older behavior.
              */
             if (mzIsZipEntrySymlink(pEntry)) {
-                LOGE("Symlink entry \"%.*s\" will be output as a regular file.",
-                     pEntry->fileNameLen, pEntry->fileName);
+                LOG(ERROR) << "Symlink entry \"" << std::string(pEntry->fileName,
+                           pEntry->fileNameLen) << "\" will be output as a regular file.";
             }
 
             char *secontext = NULL;
@@ -977,8 +982,7 @@
             }
 
             if (fd < 0) {
-                LOGE("Can't create target file \"%s\": %s\n",
-                        targetFile, strerror(errno));
+                PLOG(ERROR) << "Can't create target file \"" << targetFile << "\"";
                 ok = false;
                 break;
             }
@@ -991,25 +995,25 @@
                 ok = false;
             }
             if (!ok) {
-                LOGE("Error extracting \"%s\"\n", targetFile);
+                LOG(ERROR) << "Error extracting \"" << targetFile << "\"";
                 ok = false;
                 break;
             }
 
             if (timestamp != NULL && utime(targetFile, timestamp)) {
-                LOGE("Error touching \"%s\"\n", targetFile);
+                LOG(ERROR) << "Error touching \"" << targetFile << "\"";
                 ok = false;
                 break;
             }
 
-            LOGV("Extracted file \"%s\"\n", targetFile);
+            LOG(VERBOSE) <<"Extracted file \"" << targetFile << "\"";
             ++extractCount;
         }
 
         if (callback != NULL) callback(targetFile, cookie);
     }
 
-    LOGV("Extracted %d file(s)\n", extractCount);
+    LOG(VERBOSE) << "Extracted " << extractCount << " file(s)";
 
     free(helper.buf);
     free(zpath);