sduhexdump.h

来自「文件驱动加密,功能强大,可产生加密分区,支持AES,MD2,MD4,MD5MD2」· C头文件 代码 · 共 39 行

#ifndef _SDUHexDump_H
#define _SDUHexDump_H   1

// =========================================================================
// Returns the *estimated* number of characters that a call to 
// SDUPrettyPrintHexwill require to prettyprint data.          
unsigned int SDUPrettyPrintHexBufReq(
  const unsigned int bytes,
  const int width
);

// Starting from offset "offset" (zero indexed) in "data", read "bytes" bytes
// and populate "output" with a null terminated pretty printed representation
// of data
// Each line in "output" will relate to "width" bytes from "data"
// data - Pointer to the data to be prettyprinted
// offset - Offset from the start of data to begin prettyprinting from
// bytes - Number of bytes from data to be prettyprinted
// output - Pointer to a buffer to receive the prettprinted output
//          This must be at *least* SDUPrettyPrintHexBufReq bytes long
// outputLength - Length of output buffer
// Returns: 0 on success, nonzero on failure (e.g. output buffer too small)
int SDUPrettyPrintHex(
  const unsigned char *data,
  const unsigned int offset,
  const unsigned int bytes,
  char* output,
  int outputLength,
  const int width
);


// =========================================================================
// =========================================================================

#endif