utilstrencodings.cpp File Reference

#include <utilstrencodings.h>
#include <tinyformat.h>
#include <cstdlib>
#include <cstring>
#include <errno.h>
#include <limits>

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Functions
std::string	SanitizeString (const std::string &str, int rule)
	Remove unsafe chars. More...
signed char	HexDigit (char c)
bool	IsHex (const std::string &str)
bool	IsHexNumber (const std::string &str)
	Return true if the string is a hex number, optionally prefixed with "0x". More...
std::vector< unsigned char >	ParseHex (const char *psz)
std::vector< unsigned char >	ParseHex (const std::string &str)
void	SplitHostPort (std::string in, int &portOut, std::string &hostOut)
std::string	EncodeBase64 (const unsigned char *pch, size_t len)
std::string	EncodeBase64 (const std::string &str)
std::vector< unsigned char >	DecodeBase64 (const char *p, bool *pfInvalid)
std::string	DecodeBase64 (const std::string &str)
std::string	EncodeBase32 (const unsigned char *pch, size_t len)
std::string	EncodeBase32 (const std::string &str)
std::vector< unsigned char >	DecodeBase32 (const char *p, bool *pfInvalid)
std::string	DecodeBase32 (const std::string &str)
bool	ParseInt32 (const std::string &str, int32_t *out)
	Convert string to signed 32-bit integer with strict parse error feedback. More...
bool	ParseInt64 (const std::string &str, int64_t *out)
	Convert string to signed 64-bit integer with strict parse error feedback. More...
bool	ParseUInt32 (const std::string &str, uint32_t *out)
	Convert decimal string to unsigned 32-bit integer with strict parse error feedback. More...
bool	ParseUInt64 (const std::string &str, uint64_t *out)
	Convert decimal string to unsigned 64-bit integer with strict parse error feedback. More...
bool	ParseDouble (const std::string &str, double *out)
	Convert string to double with strict parse error feedback. More...
std::string	FormatParagraph (const std::string &in, size_t width, size_t indent)
	Format a paragraph of text to a fixed width, adding spaces for indentation to any added line. More...
std::string	i64tostr (int64_t n)
std::string	itostr (int n)
int64_t	atoi64 (const char *psz)
int64_t	atoi64 (const std::string &str)
int	atoi (const std::string &str)
bool	ParseFixedPoint (const std::string &val, int decimals, int64_t *amount_out)
	Parse number as fixed point according to JSON number syntax. More...

Variables
const signed char	p_util_hexdigit [256]

Function Documentation

int atoi

(

const std::string &

str

)

Definition at line 612 of file utilstrencodings.cpp.

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int64_t atoi64

(

const char *

psz

)

Definition at line 594 of file utilstrencodings.cpp.

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int64_t atoi64

(

const std::string &

str

)

Definition at line 603 of file utilstrencodings.cpp.

std::vector<unsigned char> DecodeBase32	(	const char *	p,
		bool *	pfInvalid
	)

Definition at line 330 of file utilstrencodings.cpp.

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std::string DecodeBase32

(

const std::string &

str

)

Definition at line 447 of file utilstrencodings.cpp.

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std::vector<unsigned char> DecodeBase64	(	const char *	p,
		bool *	pfInvalid
	)

Definition at line 177 of file utilstrencodings.cpp.

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std::string DecodeBase64

(

const std::string &

str

)

Definition at line 260 of file utilstrencodings.cpp.

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std::string EncodeBase32	(	const unsigned char *	pch,
		size_t	len
	)

Definition at line 266 of file utilstrencodings.cpp.

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std::string EncodeBase32

(

const std::string &

str

)

Definition at line 325 of file utilstrencodings.cpp.

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std::string EncodeBase64	(	const unsigned char *	pch,
		size_t	len
	)

Definition at line 126 of file utilstrencodings.cpp.

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std::string EncodeBase64

(

const std::string &

str

)

Definition at line 172 of file utilstrencodings.cpp.

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std::string FormatParagraph	(	const std::string &	in,
		size_t	width,
		size_t	indent
	)

Format a paragraph of text to a fixed width, adding spaces for indentation to any added line.

Definition at line 543 of file utilstrencodings.cpp.

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signed char HexDigit

(

char

c

)

Definition at line 53 of file utilstrencodings.cpp.

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std::string i64tostr

(

int64_t

n

)

Definition at line 584 of file utilstrencodings.cpp.

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bool IsHex

(

const std::string &

str

)

Definition at line 58 of file utilstrencodings.cpp.

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bool IsHexNumber

(

const std::string &

str

)

Return true if the string is a hex number, optionally prefixed with "0x".

Definition at line 68 of file utilstrencodings.cpp.

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std::string itostr

(

int

n

)

Definition at line 589 of file utilstrencodings.cpp.

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bool ParseDouble	(	const std::string &	str,
		double *	out
	)

Convert string to double with strict parse error feedback.

Returns

true if the entire string could be parsed as valid double, false if not the entire string could be parsed or when overflow or underflow occurred.

Definition at line 529 of file utilstrencodings.cpp.

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bool ParseFixedPoint	(	const std::string &	val,
		int	decimals,
		int64_t *	amount_out
	)

Parse number as fixed point according to JSON number syntax.

See http://json.org/number.gif

Returns

true on success, false on error.

Note

The result must be in the range (-10^18,10^18), otherwise an overflow error will trigger.

Definition at line 644 of file utilstrencodings.cpp.

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std::vector<unsigned char> ParseHex

(

const char *

psz

)

Definition at line 81 of file utilstrencodings.cpp.

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std::vector<unsigned char> ParseHex

(

const std::string &

str

)

Definition at line 102 of file utilstrencodings.cpp.

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bool ParseInt32	(	const std::string &	str,
		int32_t *	out
	)

Convert string to signed 32-bit integer with strict parse error feedback.

Returns

true if the entire string could be parsed as valid integer, false if not the entire string could be parsed or when overflow or underflow occurred.

Definition at line 464 of file utilstrencodings.cpp.

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bool ParseInt64	(	const std::string &	str,
		int64_t *	out
	)

Convert string to signed 64-bit integer with strict parse error feedback.

Returns

true if the entire string could be parsed as valid integer, false if not the entire string could be parsed or when overflow or underflow occurred.

Definition at line 480 of file utilstrencodings.cpp.

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bool ParseUInt32	(	const std::string &	str,
		uint32_t *	out
	)

Convert decimal string to unsigned 32-bit integer with strict parse error feedback.

Returns

true if the entire string could be parsed as valid integer, false if not the entire string could be parsed or when overflow or underflow occurred.

Definition at line 495 of file utilstrencodings.cpp.

bool ParseUInt64	(	const std::string &	str,
		uint64_t *	out
	)

Convert decimal string to unsigned 64-bit integer with strict parse error feedback.

Returns

true if the entire string could be parsed as valid integer, false if not the entire string could be parsed or when overflow or underflow occurred.

Definition at line 512 of file utilstrencodings.cpp.

std::string SanitizeString	(	const std::string &	str,
		int	rule = SAFE_CHARS_DEFAULT
	)

Remove unsafe chars.

Safe chars chosen to allow simple messages/URLs/email addresses, but avoid anything even possibly remotely dangerous like & or >

Parameters

[in]	str	The string to sanitize
[in]	rule	The set of safe chars to choose (default: least restrictive)

Returns

A new string without unsafe chars

Definition at line 24 of file utilstrencodings.cpp.

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void SplitHostPort	(	std::string	in,
		int &	portOut,
		std::string &	hostOut
	)

Definition at line 107 of file utilstrencodings.cpp.

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Variable Documentation

const signed char p_util_hexdigit[256]

Initial value:

=
{ -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  0,1,2,3,4,5,6,7,8,9,-1,-1,-1,-1,-1,-1,
  -1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, }

Definition at line 35 of file utilstrencodings.cpp.