From 59087d29cc992a439650616ddf68537cc3ded37d Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Mon, 5 Mar 2018 21:19:58 +0300
Subject: Moved same methods from messagein into one file.

---
 src/net/messagein.cpp | 115 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)

(limited to 'src/net/messagein.cpp')

diff --git a/src/net/messagein.cpp b/src/net/messagein.cpp
index 150111cc2..1e0ac22db 100644
--- a/src/net/messagein.cpp
+++ b/src/net/messagein.cpp
@@ -31,6 +31,13 @@
 
 #include "debug.h"
 
+PRAGMA48(GCC diagnostic push)
+PRAGMA48(GCC diagnostic ignored "-Wshadow")
+#ifndef SDL_BIG_ENDIAN
+#include <SDL_endian.h>
+#endif  // SDL_BYTEORDER
+PRAGMA48(GCC diagnostic pop)
+
 #define MAKEWORD(low, high) \
     (CAST_U16((CAST_U8(low)) | \
     (CAST_U16(CAST_U8(high))) << 8))
@@ -71,6 +78,23 @@ MessageIn::~MessageIn()
     }
 }
 
+uint16_t MessageIn::readId() const
+{
+    int16_t value = -1;
+    if (mPos + 2 <= mLength)
+    {
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+        int16_t swap;
+        memcpy(&swap, mData + CAST_SIZE(mPos), sizeof(int16_t));
+        value = SDL_Swap16(swap);
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
+        memcpy(&value, mData + CAST_SIZE(mPos), sizeof(int16_t));
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+    }
+    return value;
+}
+
 unsigned char MessageIn::readUInt8(const char *const str)
 {
     unsigned char value = CAST_U8(-1);
@@ -98,6 +122,97 @@ signed char MessageIn::readInt8(const char *const str)
     return value;
 }
 
+int16_t MessageIn::readInt16(const char *const str)
+{
+    int16_t value = -1;
+    if (mPos + 2 <= mLength)
+    {
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+        int16_t swap;
+        memcpy(&swap, mData + CAST_SIZE(mPos), sizeof(int16_t));
+        value = SDL_Swap16(swap);
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
+        memcpy(&value, mData + CAST_SIZE(mPos), sizeof(int16_t));
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+    }
+    DEBUGLOG2("readInt16:  " + toStringPrint(CAST_U32(
+        CAST_U16(value))),
+        mPos, str);
+    mPos += 2;
+    PacketCounters::incInBytes(2);
+    return value;
+}
+
+uint16_t MessageIn::readUInt16(const char *const str)
+{
+    uint16_t value = 0xffU;
+    if (mPos + 2 <= mLength)
+    {
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+        uint16_t swap;
+        memcpy(&swap, mData + CAST_SIZE(mPos), sizeof(uint16_t));
+        value = SDL_Swap16(swap);
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
+        memcpy(&value, mData + CAST_SIZE(mPos), sizeof(uint16_t));
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+    }
+    DEBUGLOG2("readUInt16:  " + toStringPrint(CAST_U32(
+        CAST_U16(value))),
+        mPos, str);
+    mPos += 2;
+    PacketCounters::incInBytes(2);
+    return value;
+}
+
+int32_t MessageIn::readInt32(const char *const str)
+{
+    int32_t value = -1;
+    if (mPos + 4 <= mLength)
+    {
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+        int32_t swap;
+        memcpy(&swap, mData + CAST_SIZE(mPos), sizeof(int32_t));
+        value = SDL_Swap32(swap);
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
+        memcpy(&value, mData + CAST_SIZE(mPos), sizeof(int32_t));
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+    }
+    DEBUGLOG2("readInt32:  " + toStringPrint(CAST_U32(value)),
+        mPos, str);
+    mPos += 4;
+    PacketCounters::incInBytes(4);
+    return value;
+}
+
+BeingId MessageIn::readBeingId(const char *const str)
+{
+    return fromInt(readInt32(str), BeingId);
+}
+
+int64_t MessageIn::readInt64(const char *const str)
+{
+    int64_t value = -1;
+    if (mPos + 8 <= mLength)
+    {
+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+        int64_t swap;
+        memcpy(&swap, mData + CAST_SIZE(mPos), sizeof(int64_t));
+        value = SDL_Swap64(swap);
+#else  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+
+        memcpy(&value, mData + CAST_SIZE(mPos), sizeof(int64_t));
+#endif  // SDL_BYTEORDER == SDL_BIG_ENDIAN
+    }
+    DEBUGLOG2("readInt64:  " + toStringPrint(CAST_U32(value)),
+        mPos, str);
+    mPos += 8;
+    PacketCounters::incInBytes(8);
+    return value;
+}
+
 uint8_t MessageIn::fromServerDirection(const uint8_t serverDir)
 {
     // Translate from eAthena format
-- 
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