From f86ca3884886506c999a3b521078151e7cda0bf9 Mon Sep 17 00:00:00 2001
From: tsepez <tsepez@chromium.org>
Date: Tue, 13 Sep 2016 12:23:30 -0700
Subject: Remove more strcmp/memcmp usage.

Review-Url: https://codereview.chromium.org/2340513002
---
 core/fpdfapi/fpdf_cmaps/cmap_int.h       |  3 ++-
 core/fpdfapi/fpdf_cmaps/fpdf_cmaps.cpp   | 10 +++++-----
 core/fpdfapi/fpdf_font/font_int.h        |  2 +-
 core/fpdfapi/fpdf_font/fpdf_font_cid.cpp | 26 +++++++++++++-------------
 4 files changed, 21 insertions(+), 20 deletions(-)

(limited to 'core')

diff --git a/core/fpdfapi/fpdf_cmaps/cmap_int.h b/core/fpdfapi/fpdf_cmaps/cmap_int.h
index 685d6fe4b1..5735432371 100644
--- a/core/fpdfapi/fpdf_cmaps/cmap_int.h
+++ b/core/fpdfapi/fpdf_cmaps/cmap_int.h
@@ -7,6 +7,7 @@
 #ifndef CORE_FPDFAPI_FPDF_CMAPS_CMAP_INT_H_
 #define CORE_FPDFAPI_FPDF_CMAPS_CMAP_INT_H_
 
+#include "core/fxcrt/include/fx_string.h"
 #include "core/fxcrt/include/fx_system.h"
 
 struct FXCMAP_CMap {
@@ -22,7 +23,7 @@ struct FXCMAP_CMap {
   int m_UseOffset;
 };
 
-void FPDFAPI_FindEmbeddedCMap(const char* name,
+void FPDFAPI_FindEmbeddedCMap(const CFX_ByteString& name,
                               int charset,
                               int coding,
                               const FXCMAP_CMap*& pMap);
diff --git a/core/fpdfapi/fpdf_cmaps/fpdf_cmaps.cpp b/core/fpdfapi/fpdf_cmaps/fpdf_cmaps.cpp
index 1e0250c1af..caf234badb 100644
--- a/core/fpdfapi/fpdf_cmaps/fpdf_cmaps.cpp
+++ b/core/fpdfapi/fpdf_cmaps/fpdf_cmaps.cpp
@@ -53,7 +53,7 @@ static int compareDWordSingle(const void* p1, const void* p2) {
 
 };  // extern "C"
 
-void FPDFAPI_FindEmbeddedCMap(const char* name,
+void FPDFAPI_FindEmbeddedCMap(const CFX_ByteString& bsName,
                               int charset,
                               int coding,
                               const FXCMAP_CMap*& pMap) {
@@ -64,10 +64,10 @@ void FPDFAPI_FindEmbeddedCMap(const char* name,
       pFontGlobals->m_EmbeddedCharsets[charset].m_pMapList;
   for (uint32_t i = 0; i < pFontGlobals->m_EmbeddedCharsets[charset].m_Count;
        i++) {
-    if (FXSYS_strcmp(name, pCMaps[i].m_Name))
-      continue;
-    pMap = &pCMaps[i];
-    break;
+    if (bsName == pCMaps[i].m_Name) {
+      pMap = &pCMaps[i];
+      break;
+    }
   }
 }
 
diff --git a/core/fpdfapi/fpdf_font/font_int.h b/core/fpdfapi/fpdf_font/font_int.h
index a09bb6bce6..e4689bfd74 100644
--- a/core/fpdfapi/fpdf_font/font_int.h
+++ b/core/fpdfapi/fpdf_font/font_int.h
@@ -139,7 +139,7 @@ class CPDF_CMap {
   ~CPDF_CMap();
 
   FX_BOOL LoadPredefined(CPDF_CMapManager* pMgr,
-                         const FX_CHAR* name,
+                         const CFX_ByteString& name,
                          FX_BOOL bPromptCJK);
   FX_BOOL LoadEmbedded(const uint8_t* pData, uint32_t dwSize);
 
diff --git a/core/fpdfapi/fpdf_font/fpdf_font_cid.cpp b/core/fpdfapi/fpdf_font/fpdf_font_cid.cpp
index d8cada7af3..457f8eec3e 100644
--- a/core/fpdfapi/fpdf_font/fpdf_font_cid.cpp
+++ b/core/fpdfapi/fpdf_font/fpdf_font_cid.cpp
@@ -315,10 +315,9 @@ CPDF_CMap* CPDF_CMapManager::LoadPredefinedCMap(const CFX_ByteString& name,
 }
 
 void CPDF_CMapManager::ReloadAll() {
-  for (const auto& pair : m_CMaps) {
-    CPDF_CMap* pCMap = pair.second;
-    pCMap->LoadPredefined(this, pair.first.c_str(), FALSE);
-  }
+  for (const auto& pair : m_CMaps)
+    pair.second->LoadPredefined(this, pair.first, FALSE);
+
   for (size_t i = 0; i < FX_ArraySize(m_CID2UnicodeMaps); ++i) {
     if (CPDF_CID2UnicodeMap* pMap = m_CID2UnicodeMaps[i]) {
       pMap->Load(this, CIDSetFromSizeT(i), FALSE);
@@ -528,12 +527,12 @@ FX_BOOL CPDF_CMap::IsVertWriting() const {
 }
 
 FX_BOOL CPDF_CMap::LoadPredefined(CPDF_CMapManager* pMgr,
-                                  const FX_CHAR* pName,
+                                  const CFX_ByteString& bsName,
                                   FX_BOOL bPromptCJK) {
-  m_PredefinedCMap = pName;
+  m_PredefinedCMap = bsName;
   if (m_PredefinedCMap == "Identity-H" || m_PredefinedCMap == "Identity-V") {
     m_Coding = CIDCODING_CID;
-    m_bVertical = pName[9] == 'V';
+    m_bVertical = bsName[9] == 'V';
     m_bLoaded = TRUE;
     return TRUE;
   }
@@ -564,13 +563,14 @@ FX_BOOL CPDF_CMap::LoadPredefined(CPDF_CMapManager* pMgr,
       }
     }
   }
-  FPDFAPI_FindEmbeddedCMap(pName, m_Charset, m_Coding, m_pEmbedMap);
-  if (m_pEmbedMap) {
-    m_bLoaded = TRUE;
-    return TRUE;
-  }
-  return FALSE;
+  FPDFAPI_FindEmbeddedCMap(bsName, m_Charset, m_Coding, m_pEmbedMap);
+  if (!m_pEmbedMap)
+    return FALSE;
+
+  m_bLoaded = TRUE;
+  return TRUE;
 }
+
 FX_BOOL CPDF_CMap::LoadEmbedded(const uint8_t* pData, uint32_t size) {
   m_pMapping = FX_Alloc(uint16_t, 65536);
   CPDF_CMapParser parser;
-- 
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