applypatch: Drop the SHA_CTX parameter in Apply{BSDiff,Image}Patch.

As they're accepting the SinkFn callback, it makes more sense to leave
the work to their callers.

Test: mmma -j bootable/recovery
Test: Run recovery_component_test on marlin.
Test: No other active user of the two functions.
Change-Id: I8d67b38ce037925442296f136b483e0c71983777

1 files changed, 2 insertions, 8 deletions

diff --git a/applypatch/bspatch.cpp b/applypatch/bspatch.cpp
index 912dbbdd..ba33c3a9 100644
--- a/applypatch/bspatch.cpp
+++ b/applypatch/bspatch.cpp
@@ -66,18 +66,12 @@ void ShowBSDiffLicense() {
 }
 
 int ApplyBSDiffPatch(const unsigned char* old_data, size_t old_size, const Value& patch,
-                     size_t patch_offset, SinkFn sink, SHA_CTX* ctx) {
-  auto sha_sink = [&sink, &ctx](const uint8_t* data, size_t len) {
-    len = sink(data, len);
-    if (ctx) SHA1_Update(ctx, data, len);
-    return len;
-  };
-
+                     size_t patch_offset, SinkFn sink) {
   CHECK_LE(patch_offset, patch.data.size());
 
   int result = bsdiff::bspatch(old_data, old_size,
                                reinterpret_cast<const uint8_t*>(&patch.data[patch_offset]),
-                               patch.data.size() - patch_offset, sha_sink);
+                               patch.data.size() - patch_offset, sink);
   if (result != 0) {
     LOG(ERROR) << "bspatch failed, result: " << result;
     // print SHA1 of the patch in the case of a data error.