2 files changed, 10 insertions, 15 deletions

diff --git a/applypatch/include/applypatch/applypatch.h b/applypatch/include/applypatch/applypatch.h
index 4489decb6..52fb58287 100644
--- a/applypatch/include/applypatch/applypatch.h
+++ b/applypatch/include/applypatch/applypatch.h
@@ -41,7 +41,7 @@ struct FileContents {
 // and use it as the source instead.
 #define CACHE_TEMP_SOURCE "/cache/saved.file"
 
-typedef ssize_t (*SinkFn)(const unsigned char*, ssize_t, void*);
+using SinkFn = size_t (*)(const unsigned char*, size_t, void*);
 
 // applypatch.cpp
 int ShowLicenses();
@@ -66,18 +66,14 @@ int SaveFileContents(const char* filename, const FileContents* file);
 
 // bspatch.cpp
 void ShowBSDiffLicense();
-int ApplyBSDiffPatch(const unsigned char* old_data, ssize_t old_size,
-                     const Value* patch, ssize_t patch_offset,
-                     SinkFn sink, void* token, SHA_CTX* ctx);
-int ApplyBSDiffPatchMem(const unsigned char* old_data, ssize_t old_size,
-                        const Value* patch, ssize_t patch_offset,
-                        std::vector<unsigned char>* new_data);
+int ApplyBSDiffPatch(const unsigned char* old_data, size_t old_size, const Value* patch,
+                     size_t patch_offset, SinkFn sink, void* token, SHA_CTX* ctx);
+int ApplyBSDiffPatchMem(const unsigned char* old_data, size_t old_size, const Value* patch,
+                        size_t patch_offset, std::vector<unsigned char>* new_data);
 
 // imgpatch.cpp
-int ApplyImagePatch(const unsigned char* old_data, ssize_t old_size,
-                    const Value* patch,
-                    SinkFn sink, void* token, SHA_CTX* ctx,
-                    const Value* bonus_data);
+int ApplyImagePatch(const unsigned char* old_data, size_t old_size, const Value* patch, SinkFn sink,
+                    void* token, SHA_CTX* ctx, const Value* bonus_data);
 
 // freecache.cpp
 int MakeFreeSpaceOnCache(size_t bytes_needed);
diff --git a/applypatch/include/applypatch/imgpatch.h b/applypatch/include/applypatch/imgpatch.h
index 6549f79f0..16e4c4f57 100644
--- a/applypatch/include/applypatch/imgpatch.h
+++ b/applypatch/include/applypatch/imgpatch.h
@@ -19,10 +19,9 @@
 
 #include <sys/types.h>
 
-using SinkFn = ssize_t (*)(const unsigned char*, ssize_t, void*);
+using SinkFn = size_t (*)(const unsigned char*, size_t, void*);
 
-int ApplyImagePatch(const unsigned char* old_data, ssize_t old_size,
-                    const unsigned char* patch_data, ssize_t patch_size,
-                    SinkFn sink, void* token);
+int ApplyImagePatch(const unsigned char* old_data, size_t old_size, const unsigned char* patch_data,
+                    size_t patch_size, SinkFn sink, void* token);
 
 #endif  // _APPLYPATCH_IMGPATCH_H