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authorAndrei Karas <akaras@inbox.ru>2018-03-05 21:19:58 +0300
committerAndrei Karas <akaras@inbox.ru>2018-03-05 21:42:06 +0300
commit59087d29cc992a439650616ddf68537cc3ded37d (patch)
tree6ea3ac278a32bbe51aa76e3e2dc0f739835dbbad /src/net/messagein.cpp
parent8032eb0f2345ed6b9097277034d94066af66f4fd (diff)
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Moved same methods from messagein into one file.
Diffstat (limited to 'src/net/messagein.cpp')
-rw-r--r--src/net/messagein.cpp115
1 files changed, 115 insertions, 0 deletions
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