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45 lines
1020 B
45 lines
1020 B
#include <sysinc.h>
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#include <string.h>
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#include <rpc.h>
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#include <util.hxx>
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#ifdef DEBUGRPC
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typedef struct _RPC_MEMORY_BLOCK
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{
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// Guards the very beginning of the memory block. We validate this
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// before messing with the rest of the block.
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unsigned char blockguard[4];
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// Specifies the size of the block of memory in bytes.
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unsigned long size;
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// The next block in the chain of allocated blocks.
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struct _RPC_MEMORY_BLOCK * next;
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// The previous block in the chain of allocated blocks; this makes
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// deletion of a block simpler.
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struct _RPC_MEMORY_BLOCK * previous;
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// Pad so that the end of the frontguard (and hence the beginning of
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// the block passed to the user) is on a 0 mod 8 boundary.
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unsigned long pad;
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// Reserve an extra 4 bytes as the front guard of each block.
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unsigned char frontguard[4];
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// Reserve an extra 4 bytes as the rear guard of each block.
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unsigned char rearguard[4];
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} RPC_MEMORY_BLOCK;
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#endif // DEBUGRPC
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