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| author | Lei Zhang <thestig@chromium.org> | 2017-05-02 18:24:51 -0700 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2017-05-03 01:47:28 +0000 |
| commit | cadb4711bdc9cb99113aad2acdbc47711f065626 (patch) | |
| tree | db46f48b48012cab4c88053f6d480b8ade4bad18 /core/fdrm/crypto/fx_crypt.cpp | |
| parent | d7188f7f91a98906743c48f6aa92ad041d4b51b2 (diff) | |
| download | pdfium-cadb4711bdc9cb99113aad2acdbc47711f065626.tar.xz | |
Add a unit test for CRYPT_ArcFourSetup().
BUG=chromium:686128
Change-Id: Iad3ebbfd304dc145af2e694818864c4d25ccf99a
Reviewed-on: https://pdfium-review.googlesource.com/4793
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'core/fdrm/crypto/fx_crypt.cpp')
| -rw-r--r-- | core/fdrm/crypto/fx_crypt.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/core/fdrm/crypto/fx_crypt.cpp b/core/fdrm/crypto/fx_crypt.cpp index f4ead91d33..f5ebdf09d2 100644 --- a/core/fdrm/crypto/fx_crypt.cpp +++ b/core/fdrm/crypto/fx_crypt.cpp @@ -143,11 +143,11 @@ void CRYPT_ArcFourSetup(CRYPT_rc4_context* s, uint32_t length) { s->x = 0; s->y = 0; - for (int i = 0; i < 256; ++i) + for (int i = 0; i < kRC4ContextPermutationLength; ++i) s->m[i] = i; int j = 0; - for (int i = 0; i < 256; ++i) { + for (int i = 0; i < kRC4ContextPermutationLength; ++i) { j = (j + s->m[i] + (length ? key[i % length] : 0)) & 0xFF; std::swap(s->m[i], s->m[j]); } |