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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/** ============================================================================
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//
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// = LIBRARY
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// ULib - c library
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//
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// = FILENAME
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// escape.h
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//
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// = AUTHOR
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// Stefano Casazza
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//
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// ============================================================================ */
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#ifndef ULIB_CODER_ESCAPE_H
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#define ULIB_CODER_ESCAPE_H 1
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#include <ulib/base/base.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* ---------------------------------------------------------------------------
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* Encode-Decode escape sequences into a buffer, the following are recognized:
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* ---------------------------------------------------------------------------
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* \0 NUL
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* \r CR carriage return (\015 13 D)
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* \n LF newline (\012 10 A)
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* \t HT horizontal tab (\011 9 9)
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* \b BS backspace (\010 8 8)
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* \f FF formfeed (\014 12 C)
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* \v VT vertical tab (\013 11 B)
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* \a BEL (\007 7 7)
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* \e ESC character (\033 27 1B)
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*
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* \u four-hex-digits (unicode char)
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* \^C C = any letter (Control code)
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* \xDD number formed of 1-2 hex digits
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* \DDD number formed of 1-3 octal digits
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* ---------------------------------------------------------------------------
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*/
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U_EXPORT uint32_t u_sprintc(char* restrict buffer, unsigned char c);
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U_EXPORT unsigned char u_escape_decode_ptr(const char** restrict s);
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U_EXPORT uint32_t u_escape_encode(const unsigned char* restrict s, uint32_t n, char* restrict result, uint32_t max_length, bool json);
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U_EXPORT uint32_t u_escape_decode(const char* restrict s, uint32_t n, unsigned char* restrict result);
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#ifdef __cplusplus
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}
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#endif
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#endif
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