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/* $Id: strformatrt.cpp 127855 2019-01-01 01:45:53Z bird $ */
/** @file
* IPRT - IPRT String Formatter Extensions.
*/
/*
* Copyright (C) 2006-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#define LOG_GROUP RTLOGGROUP_STRING
#include <iprt/string.h>
#ifndef RT_NO_EXPORT_SYMBOL
# define RT_NO_EXPORT_SYMBOL /* don't slurp <linux/module.h> which then again
slurps arch-specific headers defining symbols */
#endif
#include "internal/iprt.h"
#include <iprt/log.h>
#include <iprt/assert.h>
#include <iprt/string.h>
#include <iprt/stdarg.h>
#ifdef IN_RING3
# include <iprt/errcore.h>
# include <iprt/thread.h>
# include <iprt/utf16.h>
#endif
#include <iprt/ctype.h>
#include <iprt/time.h>
#include <iprt/net.h>
#include <iprt/path.h>
#include <iprt/asm.h>
#define STRFORMAT_WITH_X86
#ifdef STRFORMAT_WITH_X86
# include <iprt/x86.h>
#endif
#include "internal/string.h"
/*********************************************************************************************************************************
* Global Variables *
*********************************************************************************************************************************/
static char g_szHexDigits[17] = "0123456789abcdef";
#ifdef IN_RING3
static char g_szHexDigitsUpper[17] = "0123456789ABCDEF";
#endif
/**
* Helper that formats a 16-bit hex word in a IPv6 address.
*
* @returns Length in chars.
* @param pszDst The output buffer. Written from the start.
* @param uWord The word to format as hex.
*/
static size_t rtstrFormatIPv6HexWord(char *pszDst, uint16_t uWord)
{
size_t off;
uint16_t cDigits;
if (uWord & UINT16_C(0xff00))
cDigits = uWord & UINT16_C(0xf000) ? 4 : 3;
else
cDigits = uWord & UINT16_C(0x00f0) ? 2 : 1;
off = 0;
switch (cDigits)
{
case 4: pszDst[off++] = g_szHexDigits[(uWord >> 12) & 0xf]; RT_FALL_THRU();
case 3: pszDst[off++] = g_szHexDigits[(uWord >> 8) & 0xf]; RT_FALL_THRU();
case 2: pszDst[off++] = g_szHexDigits[(uWord >> 4) & 0xf]; RT_FALL_THRU();
case 1: pszDst[off++] = g_szHexDigits[(uWord >> 0) & 0xf];
break;
}
pszDst[off] = '\0';
return off;
}
/**
* Helper function to format IPv6 address according to RFC 5952.
*
* @returns The number of bytes formatted.
* @param pfnOutput Pointer to output function.
* @param pvArgOutput Argument for the output function.
* @param pIpv6Addr IPv6 address
*/
static size_t rtstrFormatIPv6(PFNRTSTROUTPUT pfnOutput, void *pvArgOutput, PCRTNETADDRIPV6 pIpv6Addr)
{
size_t cch; /* result */
bool fEmbeddedIpv4;
size_t cwHexPart;
size_t cwLongestZeroRun;
size_t iLongestZeroStart;
size_t idx;
char szHexWord[8];
Assert(pIpv6Addr != NULL);
/*
* Check for embedded IPv4 address.
*
* IPv4-compatible - ::11.22.33.44 (obsolete)
* IPv4-mapped - ::ffff:11.22.33.44
* IPv4-translated - ::ffff:0:11.22.33.44 (RFC 2765)
*/
fEmbeddedIpv4 = false;
cwHexPart = RT_ELEMENTS(pIpv6Addr->au16);
if ( pIpv6Addr->au64[0] == 0
&& ( ( pIpv6Addr->au32[2] == 0
&& pIpv6Addr->au32[3] != 0
&& pIpv6Addr->au32[3] != RT_H2BE_U32_C(1) )
|| pIpv6Addr->au32[2] == RT_H2BE_U32_C(0x0000ffff)
|| pIpv6Addr->au32[2] == RT_H2BE_U32_C(0xffff0000) ) )
{
fEmbeddedIpv4 = true;
cwHexPart -= 2;
}
/*
* Find the longest sequences of two or more zero words.
*/
cwLongestZeroRun = 0;
iLongestZeroStart = 0;
for (idx = 0; idx < cwHexPart; idx++)
if (pIpv6Addr->au16[idx] == 0)
{
size_t iZeroStart = idx;
size_t cwZeroRun;
do
idx++;
while (idx < cwHexPart && pIpv6Addr->au16[idx] == 0);
cwZeroRun = idx - iZeroStart;
if (cwZeroRun > 1 && cwZeroRun > cwLongestZeroRun)
{
cwLongestZeroRun = cwZeroRun;
iLongestZeroStart = iZeroStart;
if (cwZeroRun >= cwHexPart - idx)
break;
}
}
/*
* Do the formatting.
*/
cch = 0;
if (cwLongestZeroRun == 0)
{
for (idx = 0; idx < cwHexPart; ++idx)
{
if (idx > 0)
cch += pfnOutput(pvArgOutput, ":", 1);
cch += pfnOutput(pvArgOutput, szHexWord, rtstrFormatIPv6HexWord(szHexWord, RT_BE2H_U16(pIpv6Addr->au16[idx])));
}
if (fEmbeddedIpv4)
cch += pfnOutput(pvArgOutput, ":", 1);
}
else
{
const size_t iLongestZeroEnd = iLongestZeroStart + cwLongestZeroRun;
if (iLongestZeroStart == 0)
cch += pfnOutput(pvArgOutput, ":", 1);
else
for (idx = 0; idx < iLongestZeroStart; ++idx)
{
cch += pfnOutput(pvArgOutput, szHexWord, rtstrFormatIPv6HexWord(szHexWord, RT_BE2H_U16(pIpv6Addr->au16[idx])));
cch += pfnOutput(pvArgOutput, ":", 1);
}
if (iLongestZeroEnd == cwHexPart)
cch += pfnOutput(pvArgOutput, ":", 1);
else
{
for (idx = iLongestZeroEnd; idx < cwHexPart; ++idx)
{
cch += pfnOutput(pvArgOutput, ":", 1);
cch += pfnOutput(pvArgOutput, szHexWord, rtstrFormatIPv6HexWord(szHexWord, RT_BE2H_U16(pIpv6Addr->au16[idx])));
}
if (fEmbeddedIpv4)
cch += pfnOutput(pvArgOutput, ":", 1);
}
}
if (fEmbeddedIpv4)
cch += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%u.%u.%u.%u",
pIpv6Addr->au8[12],
pIpv6Addr->au8[13],
pIpv6Addr->au8[14],
pIpv6Addr->au8[15]);
return cch;
}
/**
* Callback to format iprt formatting extentions.
* See @ref pg_rt_str_format for a reference on the format types.
*
* @returns The number of bytes formatted.
* @param pfnOutput Pointer to output function.
* @param pvArgOutput Argument for the output function.
* @param ppszFormat Pointer to the format string pointer. Advance this till the char
* after the format specifier.
* @param pArgs Pointer to the argument list. Use this to fetch the arguments.
* @param cchWidth Format Width. -1 if not specified.
* @param cchPrecision Format Precision. -1 if not specified.
* @param fFlags Flags (RTSTR_NTFS_*).
* @param chArgSize The argument size specifier, 'l' or 'L'.
*/
DECLHIDDEN(size_t) rtstrFormatRt(PFNRTSTROUTPUT pfnOutput, void *pvArgOutput, const char **ppszFormat, va_list *pArgs,
int cchWidth, int cchPrecision, unsigned fFlags, char chArgSize)
{
const char *pszFormatOrg = *ppszFormat;
char ch = *(*ppszFormat)++;
size_t cch;
char szBuf[80];
if (ch == 'R')
{
ch = *(*ppszFormat)++;
switch (ch)
{
/*
* Groups 1 and 2.
*/
case 'T':
case 'G':
case 'H':
case 'R':
case 'C':
case 'I':
case 'X':
case 'U':
case 'K':
{
/*
* Interpret the type.
*/
typedef enum
{
RTSF_INT,
RTSF_INTW,
RTSF_BOOL,
RTSF_FP16,
RTSF_FP32,
RTSF_FP64,
RTSF_IPV4,
RTSF_IPV6,
RTSF_MAC,
RTSF_NETADDR,
RTSF_UUID
} RTSF;
static const struct
{
uint8_t cch; /**< the length of the string. */
char sz[10]; /**< the part following 'R'. */
uint8_t cb; /**< the size of the type. */
uint8_t u8Base; /**< the size of the type. */
RTSF enmFormat; /**< The way to format it. */
uint16_t fFlags; /**< additional RTSTR_F_* flags. */
}
/** Sorted array of types, looked up using binary search! */
s_aTypes[] =
{
#define STRMEM(str) sizeof(str) - 1, str
{ STRMEM("Ci"), sizeof(RTINT), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("Cp"), sizeof(RTCCPHYS), 16, RTSF_INTW, 0 },
{ STRMEM("Cr"), sizeof(RTCCUINTREG), 16, RTSF_INTW, 0 },
{ STRMEM("Cu"), sizeof(RTUINT), 10, RTSF_INT, 0 },
{ STRMEM("Cv"), sizeof(void *), 16, RTSF_INTW, 0 },
{ STRMEM("Cx"), sizeof(RTUINT), 16, RTSF_INT, 0 },
{ STRMEM("Gi"), sizeof(RTGCINT), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("Gp"), sizeof(RTGCPHYS), 16, RTSF_INTW, 0 },
{ STRMEM("Gr"), sizeof(RTGCUINTREG), 16, RTSF_INTW, 0 },
{ STRMEM("Gu"), sizeof(RTGCUINT), 10, RTSF_INT, 0 },
{ STRMEM("Gv"), sizeof(RTGCPTR), 16, RTSF_INTW, 0 },
{ STRMEM("Gx"), sizeof(RTGCUINT), 16, RTSF_INT, 0 },
{ STRMEM("Hi"), sizeof(RTHCINT), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("Hp"), sizeof(RTHCPHYS), 16, RTSF_INTW, 0 },
{ STRMEM("Hr"), sizeof(RTHCUINTREG), 16, RTSF_INTW, 0 },
{ STRMEM("Hu"), sizeof(RTHCUINT), 10, RTSF_INT, 0 },
{ STRMEM("Hv"), sizeof(RTHCPTR), 16, RTSF_INTW, 0 },
{ STRMEM("Hx"), sizeof(RTHCUINT), 16, RTSF_INT, 0 },
{ STRMEM("I16"), sizeof(int16_t), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("I32"), sizeof(int32_t), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("I64"), sizeof(int64_t), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("I8"), sizeof(int8_t), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("Kv"), sizeof(RTHCPTR), 16, RTSF_INT, RTSTR_F_OBFUSCATE_PTR },
{ STRMEM("Rv"), sizeof(RTRCPTR), 16, RTSF_INTW, 0 },
{ STRMEM("Tbool"), sizeof(bool), 10, RTSF_BOOL, 0 },
{ STRMEM("Tfile"), sizeof(RTFILE), 10, RTSF_INT, 0 },
{ STRMEM("Tfmode"), sizeof(RTFMODE), 16, RTSF_INTW, 0 },
{ STRMEM("Tfoff"), sizeof(RTFOFF), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("Tfp16"), sizeof(RTFAR16), 16, RTSF_FP16, RTSTR_F_ZEROPAD },
{ STRMEM("Tfp32"), sizeof(RTFAR32), 16, RTSF_FP32, RTSTR_F_ZEROPAD },
{ STRMEM("Tfp64"), sizeof(RTFAR64), 16, RTSF_FP64, RTSTR_F_ZEROPAD },
{ STRMEM("Tgid"), sizeof(RTGID), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("Tino"), sizeof(RTINODE), 16, RTSF_INTW, 0 },
{ STRMEM("Tint"), sizeof(RTINT), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("Tiop"), sizeof(RTIOPORT), 16, RTSF_INTW, 0 },
{ STRMEM("Tldrm"), sizeof(RTLDRMOD), 16, RTSF_INTW, 0 },
{ STRMEM("Tmac"), sizeof(PCRTMAC), 16, RTSF_MAC, 0 },
{ STRMEM("Tnaddr"), sizeof(PCRTNETADDR), 10, RTSF_NETADDR,0 },
{ STRMEM("Tnaipv4"), sizeof(RTNETADDRIPV4), 10, RTSF_IPV4, 0 },
{ STRMEM("Tnaipv6"), sizeof(PCRTNETADDRIPV6),16, RTSF_IPV6, 0 },
{ STRMEM("Tnthrd"), sizeof(RTNATIVETHREAD), 16, RTSF_INTW, 0 },
{ STRMEM("Tproc"), sizeof(RTPROCESS), 16, RTSF_INTW, 0 },
{ STRMEM("Tptr"), sizeof(RTUINTPTR), 16, RTSF_INTW, 0 },
{ STRMEM("Treg"), sizeof(RTCCUINTREG), 16, RTSF_INTW, 0 },
{ STRMEM("Tsel"), sizeof(RTSEL), 16, RTSF_INTW, 0 },
{ STRMEM("Tsem"), sizeof(RTSEMEVENT), 16, RTSF_INTW, 0 },
{ STRMEM("Tsock"), sizeof(RTSOCKET), 10, RTSF_INT, 0 },
{ STRMEM("Tthrd"), sizeof(RTTHREAD), 16, RTSF_INTW, 0 },
{ STRMEM("Tuid"), sizeof(RTUID), 10, RTSF_INT, RTSTR_F_VALSIGNED },
{ STRMEM("Tuint"), sizeof(RTUINT), 10, RTSF_INT, 0 },
{ STRMEM("Tunicp"), sizeof(RTUNICP), 16, RTSF_INTW, RTSTR_F_ZEROPAD },
{ STRMEM("Tutf16"), sizeof(RTUTF16), 16, RTSF_INTW, RTSTR_F_ZEROPAD },
{ STRMEM("Tuuid"), sizeof(PCRTUUID), 16, RTSF_UUID, 0 },
{ STRMEM("Txint"), sizeof(RTUINT), 16, RTSF_INT, 0 },
{ STRMEM("U16"), sizeof(uint16_t), 10, RTSF_INT, 0 },
{ STRMEM("U32"), sizeof(uint32_t), 10, RTSF_INT, 0 },
{ STRMEM("U64"), sizeof(uint64_t), 10, RTSF_INT, 0 },
{ STRMEM("U8"), sizeof(uint8_t), 10, RTSF_INT, 0 },
{ STRMEM("X16"), sizeof(uint16_t), 16, RTSF_INT, 0 },
{ STRMEM("X32"), sizeof(uint32_t), 16, RTSF_INT, 0 },
{ STRMEM("X64"), sizeof(uint64_t), 16, RTSF_INT, 0 },
{ STRMEM("X8"), sizeof(uint8_t), 16, RTSF_INT, 0 },
#undef STRMEM
};
static const char s_szNull[] = "<NULL>";
const char *pszType = *ppszFormat - 1;
int iStart = 0;
int iEnd = RT_ELEMENTS(s_aTypes) - 1;
int i = RT_ELEMENTS(s_aTypes) / 2;
union
{
uint8_t u8;
uint16_t u16;
uint32_t u32;
uint64_t u64;
int8_t i8;
int16_t i16;
int32_t i32;
int64_t i64;
RTR0INTPTR uR0Ptr;
RTFAR16 fp16;
RTFAR32 fp32;
RTFAR64 fp64;
bool fBool;
PCRTMAC pMac;
RTNETADDRIPV4 Ipv4Addr;
PCRTNETADDRIPV6 pIpv6Addr;
PCRTNETADDR pNetAddr;
PCRTUUID pUuid;
} u;
AssertMsg(!chArgSize, ("Not argument size '%c' for RT types! '%.10s'\n", chArgSize, pszFormatOrg));
RT_NOREF_PV(chArgSize);
/*
* Lookup the type - binary search.
*/
for (;;)
{
int iDiff = strncmp(pszType, s_aTypes[i].sz, s_aTypes[i].cch);
if (!iDiff)
break;
if (iEnd == iStart)
{
AssertMsgFailed(("Invalid format type '%.10s'!\n", pszFormatOrg));
return 0;
}
if (iDiff < 0)
iEnd = i - 1;
else
iStart = i + 1;
if (iEnd < iStart)
{
AssertMsgFailed(("Invalid format type '%.10s'!\n", pszFormatOrg));
return 0;
}
i = iStart + (iEnd - iStart) / 2;
}
/*
* Advance the format string and merge flags.
*/
*ppszFormat += s_aTypes[i].cch - 1;
fFlags |= s_aTypes[i].fFlags;
/*
* Fetch the argument.
* It's important that a signed value gets sign-extended up to 64-bit.
*/
RT_ZERO(u);
if (fFlags & RTSTR_F_VALSIGNED)
{
switch (s_aTypes[i].cb)
{
case sizeof(int8_t):
u.i64 = va_arg(*pArgs, /*int8_t*/int);
fFlags |= RTSTR_F_8BIT;
break;
case sizeof(int16_t):
u.i64 = va_arg(*pArgs, /*int16_t*/int);
fFlags |= RTSTR_F_16BIT;
break;
case sizeof(int32_t):
u.i64 = va_arg(*pArgs, int32_t);
fFlags |= RTSTR_F_32BIT;
break;
case sizeof(int64_t):
u.i64 = va_arg(*pArgs, int64_t);
fFlags |= RTSTR_F_64BIT;
break;
default:
AssertMsgFailed(("Invalid format error, size %d'!\n", s_aTypes[i].cb));
break;
}
}
else
{
switch (s_aTypes[i].cb)
{
case sizeof(uint8_t):
u.u8 = va_arg(*pArgs, /*uint8_t*/unsigned);
fFlags |= RTSTR_F_8BIT;
break;
case sizeof(uint16_t):
u.u16 = va_arg(*pArgs, /*uint16_t*/unsigned);
fFlags |= RTSTR_F_16BIT;
break;
case sizeof(uint32_t):
u.u32 = va_arg(*pArgs, uint32_t);
fFlags |= RTSTR_F_32BIT;
break;
case sizeof(uint64_t):
u.u64 = va_arg(*pArgs, uint64_t);
fFlags |= RTSTR_F_64BIT;
break;
case sizeof(RTFAR32):
u.fp32 = va_arg(*pArgs, RTFAR32);
break;
case sizeof(RTFAR64):
u.fp64 = va_arg(*pArgs, RTFAR64);
break;
default:
AssertMsgFailed(("Invalid format error, size %d'!\n", s_aTypes[i].cb));
break;
}
}
#ifndef DEBUG
/*
* For now don't show the address.
*/
if (fFlags & RTSTR_F_OBFUSCATE_PTR)
{
cch = rtStrFormatKernelAddress(szBuf, sizeof(szBuf), u.uR0Ptr, cchWidth, cchPrecision, fFlags);
return pfnOutput(pvArgOutput, szBuf, cch);
}
#endif
/*
* Format the output.
*/
switch (s_aTypes[i].enmFormat)
{
case RTSF_INT:
{
cch = RTStrFormatNumber(szBuf, u.u64, s_aTypes[i].u8Base, cchWidth, cchPrecision, fFlags);
break;
}
/* hex which defaults to max width. */
case RTSF_INTW:
{
Assert(s_aTypes[i].u8Base == 16);
if (cchWidth < 0)
{
cchWidth = s_aTypes[i].cb * 2 + (fFlags & RTSTR_F_SPECIAL ? 2 : 0);
fFlags |= RTSTR_F_ZEROPAD;
}
cch = RTStrFormatNumber(szBuf, u.u64, s_aTypes[i].u8Base, cchWidth, cchPrecision, fFlags);
break;
}
case RTSF_BOOL:
{
static const char s_szTrue[] = "true ";
static const char s_szFalse[] = "false";
if (u.u64 == 1)
return pfnOutput(pvArgOutput, s_szTrue, sizeof(s_szTrue) - 1);
if (u.u64 == 0)
return pfnOutput(pvArgOutput, s_szFalse, sizeof(s_szFalse) - 1);
/* invalid boolean value */
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "!%lld!", u.u64);
}
case RTSF_FP16:
{
fFlags &= ~(RTSTR_F_VALSIGNED | RTSTR_F_BIT_MASK | RTSTR_F_WIDTH | RTSTR_F_PRECISION | RTSTR_F_THOUSAND_SEP);
cch = RTStrFormatNumber(&szBuf[0], u.fp16.sel, 16, 4, -1, fFlags | RTSTR_F_16BIT);
Assert(cch == 4);
szBuf[4] = ':';
cch = RTStrFormatNumber(&szBuf[5], u.fp16.off, 16, 4, -1, fFlags | RTSTR_F_16BIT);
Assert(cch == 4);
cch = 4 + 1 + 4;
break;
}
case RTSF_FP32:
{
fFlags &= ~(RTSTR_F_VALSIGNED | RTSTR_F_BIT_MASK | RTSTR_F_WIDTH | RTSTR_F_PRECISION | RTSTR_F_THOUSAND_SEP);
cch = RTStrFormatNumber(&szBuf[0], u.fp32.sel, 16, 4, -1, fFlags | RTSTR_F_16BIT);
Assert(cch == 4);
szBuf[4] = ':';
cch = RTStrFormatNumber(&szBuf[5], u.fp32.off, 16, 8, -1, fFlags | RTSTR_F_32BIT);
Assert(cch == 8);
cch = 4 + 1 + 8;
break;
}
case RTSF_FP64:
{
fFlags &= ~(RTSTR_F_VALSIGNED | RTSTR_F_BIT_MASK | RTSTR_F_WIDTH | RTSTR_F_PRECISION | RTSTR_F_THOUSAND_SEP);
cch = RTStrFormatNumber(&szBuf[0], u.fp64.sel, 16, 4, -1, fFlags | RTSTR_F_16BIT);
Assert(cch == 4);
szBuf[4] = ':';
cch = RTStrFormatNumber(&szBuf[5], u.fp64.off, 16, 16, -1, fFlags | RTSTR_F_64BIT);
Assert(cch == 16);
cch = 4 + 1 + 16;
break;
}
case RTSF_IPV4:
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%u.%u.%u.%u",
u.Ipv4Addr.au8[0],
u.Ipv4Addr.au8[1],
u.Ipv4Addr.au8[2],
u.Ipv4Addr.au8[3]);
case RTSF_IPV6:
{
if (VALID_PTR(u.pIpv6Addr))
return rtstrFormatIPv6(pfnOutput, pvArgOutput, u.pIpv6Addr);
return pfnOutput(pvArgOutput, s_szNull, sizeof(s_szNull) - 1);
}
case RTSF_MAC:
{
if (VALID_PTR(u.pMac))
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%02x:%02x:%02x:%02x:%02x:%02x",
u.pMac->au8[0],
u.pMac->au8[1],
u.pMac->au8[2],
u.pMac->au8[3],
u.pMac->au8[4],
u.pMac->au8[5]);
return pfnOutput(pvArgOutput, s_szNull, sizeof(s_szNull) - 1);
}
case RTSF_NETADDR:
{
if (VALID_PTR(u.pNetAddr))
{
switch (u.pNetAddr->enmType)
{
case RTNETADDRTYPE_IPV4:
if (u.pNetAddr->uPort == RTNETADDR_PORT_NA)
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%u.%u.%u.%u",
u.pNetAddr->uAddr.IPv4.au8[0],
u.pNetAddr->uAddr.IPv4.au8[1],
u.pNetAddr->uAddr.IPv4.au8[2],
u.pNetAddr->uAddr.IPv4.au8[3]);
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%u.%u.%u.%u:%u",
u.pNetAddr->uAddr.IPv4.au8[0],
u.pNetAddr->uAddr.IPv4.au8[1],
u.pNetAddr->uAddr.IPv4.au8[2],
u.pNetAddr->uAddr.IPv4.au8[3],
u.pNetAddr->uPort);
case RTNETADDRTYPE_IPV6:
if (u.pNetAddr->uPort == RTNETADDR_PORT_NA)
return rtstrFormatIPv6(pfnOutput, pvArgOutput, &u.pNetAddr->uAddr.IPv6);
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"[%RTnaipv6]:%u",
&u.pNetAddr->uAddr.IPv6,
u.pNetAddr->uPort);
case RTNETADDRTYPE_MAC:
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%02x:%02x:%02x:%02x:%02x:%02x",
u.pNetAddr->uAddr.Mac.au8[0],
u.pNetAddr->uAddr.Mac.au8[1],
u.pNetAddr->uAddr.Mac.au8[2],
u.pNetAddr->uAddr.Mac.au8[3],
u.pNetAddr->uAddr.Mac.au8[4],
u.pNetAddr->uAddr.Mac.au8[5]);
default:
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"unsupported-netaddr-type=%u", u.pNetAddr->enmType);
}
}
return pfnOutput(pvArgOutput, s_szNull, sizeof(s_szNull) - 1);
}
case RTSF_UUID:
{
if (VALID_PTR(u.pUuid))
{
/* cannot call RTUuidToStr because of GC/R0. */
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
RT_H2LE_U32(u.pUuid->Gen.u32TimeLow),
RT_H2LE_U16(u.pUuid->Gen.u16TimeMid),
RT_H2LE_U16(u.pUuid->Gen.u16TimeHiAndVersion),
u.pUuid->Gen.u8ClockSeqHiAndReserved,
u.pUuid->Gen.u8ClockSeqLow,
u.pUuid->Gen.au8Node[0],
u.pUuid->Gen.au8Node[1],
u.pUuid->Gen.au8Node[2],
u.pUuid->Gen.au8Node[3],
u.pUuid->Gen.au8Node[4],
u.pUuid->Gen.au8Node[5]);
}
return pfnOutput(pvArgOutput, s_szNull, sizeof(s_szNull) - 1);
}
default:
AssertMsgFailed(("Internal error %d\n", s_aTypes[i].enmFormat));
return 0;
}
/*
* Finally, output the formatted string and return.
*/
return pfnOutput(pvArgOutput, szBuf, cch);
}
/* Group 3 */
/*
* Base name printing, big endian UTF-16.
*/
case 'b':
{
switch (*(*ppszFormat)++)
{
case 'n':
{
const char *pszLastSep;
const char *psz = pszLastSep = va_arg(*pArgs, const char *);
if (!VALID_PTR(psz))
return pfnOutput(pvArgOutput, RT_STR_TUPLE("<null>"));
while ((ch = *psz) != '\0')
{
if (RTPATH_IS_SEP(ch))
{
do
psz++;
while ((ch = *psz) != '\0' && RTPATH_IS_SEP(ch));
if (!ch)
break;
pszLastSep = psz;
}
psz++;
}
return pfnOutput(pvArgOutput, pszLastSep, psz - pszLastSep);
}
/* %lRbs */
case 's':
if (chArgSize == 'l')
{
/* utf-16BE -> utf-8 */
int cchStr;
PCRTUTF16 pwszStr = va_arg(*pArgs, PRTUTF16);
if (RT_VALID_PTR(pwszStr))
{
cchStr = 0;
while (cchStr < cchPrecision && pwszStr[cchStr] != '\0')
cchStr++;
}
else
{
static RTUTF16 s_wszBigNull[] =
{
RT_H2BE_U16_C((uint16_t)'<'), RT_H2BE_U16_C((uint16_t)'N'), RT_H2BE_U16_C((uint16_t)'U'),
RT_H2BE_U16_C((uint16_t)'L'), RT_H2BE_U16_C((uint16_t)'L'), RT_H2BE_U16_C((uint16_t)'>'), '\0'
};
pwszStr = s_wszBigNull;
cchStr = RT_ELEMENTS(s_wszBigNull) - 1;
}
cch = 0;
if (!(fFlags & RTSTR_F_LEFT))
while (--cchWidth >= cchStr)
cch += pfnOutput(pvArgOutput, " ", 1);
cchWidth -= cchStr;
while (cchStr-- > 0)
{
/** @todo \#ifndef IN_RC*/
#ifdef IN_RING3
RTUNICP Cp = 0;
RTUtf16BigGetCpEx(&pwszStr, &Cp);
char *pszEnd = RTStrPutCp(szBuf, Cp);
*pszEnd = '\0';
cch += pfnOutput(pvArgOutput, szBuf, pszEnd - szBuf);
#else
szBuf[0] = (char)(*pwszStr++ >> 8);
cch += pfnOutput(pvArgOutput, szBuf, 1);
#endif
}
while (--cchWidth >= 0)
cch += pfnOutput(pvArgOutput, " ", 1);
return cch;
}
RT_FALL_THRU();
default:
AssertMsgFailed(("Invalid status code format type '%.10s'!\n", pszFormatOrg));
break;
}
break;
}
/*
* Pretty function / method name printing.
*/
case 'f':
{
switch (*(*ppszFormat)++)
{
/*
* Pretty function / method name printing.
* This isn't 100% right (see classic signal prototype) and it assumes
* standardized names, but it'll do for today.
*/
case 'n':
{
const char *pszStart;
const char *psz = pszStart = va_arg(*pArgs, const char *);
int cAngle = 0;
if (!VALID_PTR(psz))
return pfnOutput(pvArgOutput, RT_STR_TUPLE("<null>"));
while ((ch = *psz) != '\0' && ch != '(')
{
if (RT_C_IS_BLANK(ch))
{
psz++;
while ((ch = *psz) != '\0' && (RT_C_IS_BLANK(ch) || ch == '('))
psz++;
if (ch && cAngle == 0)
pszStart = psz;
}
else if (ch == '(')
break;
else if (ch == '<')
{
cAngle++;
psz++;
}
else if (ch == '>')
{
cAngle--;
psz++;
}
else
psz++;
}
return pfnOutput(pvArgOutput, pszStart, psz - pszStart);
}
default:
AssertMsgFailed(("Invalid status code format type '%.10s'!\n", pszFormatOrg));
break;
}
break;
}
/*
* hex dumping, COM/XPCOM, human readable sizes.
*/
case 'h':
{
ch = *(*ppszFormat)++;
switch (ch)
{
/*
* Hex stuff.
*/
case 'x':
{
uint8_t *pu8 = va_arg(*pArgs, uint8_t *);
if (cchPrecision < 0)
cchPrecision = 16;
if (pu8)
{
switch (*(*ppszFormat)++)
{
/*
* Regular hex dump.
*/
case 'd':
{
int off = 0;
cch = 0;
if (cchWidth <= 0)
cchWidth = 16;
while (off < cchPrecision)
{
int i;
cch += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%s%0*p %04x:", off ? "\n" : "", sizeof(pu8) * 2, (uintptr_t)pu8, off);
for (i = 0; i < cchWidth && off + i < cchPrecision ; i++)
cch += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
off + i < cchPrecision ? !(i & 7) && i ? "-%02x" : " %02x" : " ",
pu8[i]);
while (i++ < cchWidth)
cch += pfnOutput(pvArgOutput, " ", 3);
cch += pfnOutput(pvArgOutput, " ", 1);
for (i = 0; i < cchWidth && off + i < cchPrecision; i++)
{
uint8_t u8 = pu8[i];
cch += pfnOutput(pvArgOutput, u8 < 127 && u8 >= 32 ? (const char *)&u8 : ".", 1);
}
/* next */
pu8 += cchWidth;
off += cchWidth;
}
return cch;
}
/*
* Regular hex dump with dittoing.
*/
case 'D':
{
int offEndDupCheck;
int cDuplicates = 0;
int off = 0;
cch = 0;
if (cchWidth <= 0)
cchWidth = 16;
offEndDupCheck = cchPrecision - cchWidth;
while (off < cchPrecision)
{
int i;
if ( off >= offEndDupCheck
|| off <= 0
|| memcmp(pu8, pu8 - cchWidth, cchWidth) != 0
|| ( cDuplicates == 0
&& ( off + cchWidth >= offEndDupCheck
|| memcmp(pu8 + cchWidth, pu8, cchWidth) != 0)) )
{
if (cDuplicates > 0)
{
cch += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"\n%.*s **** <ditto x %u>",
sizeof(pu8) * 2, "****************", cDuplicates);
cDuplicates = 0;
}
cch += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
"%s%0*p %04x:", off ? "\n" : "", sizeof(pu8) * 2, (uintptr_t)pu8, off);
for (i = 0; i < cchWidth && off + i < cchPrecision ; i++)
cch += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0,
off + i < cchPrecision ? !(i & 7) && i
? "-%02x" : " %02x" : " ",
pu8[i]);
while (i++ < cchWidth)
cch += pfnOutput(pvArgOutput, " ", 3);
cch += pfnOutput(pvArgOutput, " ", 1);
for (i = 0; i < cchWidth && off + i < cchPrecision; i++)
{
uint8_t u8 = pu8[i];
cch += pfnOutput(pvArgOutput, u8 < 127 && u8 >= 32 ? (const char *)&u8 : ".", 1);
}
}
else
cDuplicates++;
/* next */
pu8 += cchWidth;
off += cchWidth;
}
return cch;
}
/*
* Hex string.
*/
case 's':
{
if (cchPrecision-- > 0)
{
cch = RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%02x", *pu8++);
for (; cchPrecision > 0; cchPrecision--, pu8++)
cch += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, " %02x", *pu8);
return cch;
}
break;
}
default:
AssertMsgFailed(("Invalid status code format type '%.10s'!\n", pszFormatOrg));
break;
}
}
else
return pfnOutput(pvArgOutput, RT_STR_TUPLE("<null>"));
break;
}
#ifdef IN_RING3
/*
* XPCOM / COM status code: %Rhrc, %Rhrf, %Rhra
* ASSUMES: If Windows Then COM else XPCOM.
*/
case 'r':
{
uint32_t hrc = va_arg(*pArgs, uint32_t);
PCRTCOMERRMSG pMsg = RTErrCOMGet(hrc);
switch (*(*ppszFormat)++)
{
case 'c':
return pfnOutput(pvArgOutput, pMsg->pszDefine, strlen(pMsg->pszDefine));
case 'f':
return pfnOutput(pvArgOutput, pMsg->pszMsgFull,strlen(pMsg->pszMsgFull));
case 'a':
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%s (0x%08X) - %s", pMsg->pszDefine, hrc, pMsg->pszMsgFull);
default:
AssertMsgFailed(("Invalid status code format type '%.10s'!\n", pszFormatOrg));
return 0;
}
break;
}
#endif /* IN_RING3 */
case 'c':
case 'u':
{
unsigned i;
ssize_t cchBuf;
uint64_t uValue;
uint64_t uFraction = 0;
const char *pszPrefix = NULL;
unsigned cchFixedPart;
char ch2 = *(*ppszFormat)++;
AssertMsgReturn(ch2 == 'b' || ch2 == 'i', ("invalid type '%.10s'!\n", pszFormatOrg), 0);
uValue = va_arg(*pArgs, uint64_t);
if (!(fFlags & RTSTR_F_PRECISION))
cchPrecision = 1;
else if (cchPrecision > 3)
cchPrecision = 3;
else if (cchPrecision < 0)
cchPrecision = 0;
cchFixedPart = cchPrecision + (cchPrecision != 0) + (ch == 'c');
if (ch2 == 'b')
{
static const struct
{
const char *pszPrefix;
uint8_t cShift;
uint64_t cbMin;
uint64_t cbMinZeroPrecision;
} s_aUnits[] =
{
{ "Ei", 60, _1E, _1E*2 },
{ "Pi", 50, _1P, _1P*2 },
{ "Ti", 40, _1T, _1T*2 },
{ "Gi", 30, _1G, _1G64*2 },
{ "Mi", 20, _1M, _1M*2 },
{ "Ki", 10, _1K, _1K*2 },
};
for (i = 0; i < RT_ELEMENTS(s_aUnits); i++)
if ( uValue >= s_aUnits[i].cbMin
&& (cchPrecision > 0 || uValue >= s_aUnits[i].cbMinZeroPrecision))
{
if (cchPrecision != 0)
{
uFraction = uValue & (RT_BIT_64(s_aUnits[i].cShift) - 1);
uFraction *= cchPrecision == 1 ? 10 : cchPrecision == 2 ? 100 : 1000;
uFraction >>= s_aUnits[i].cShift;
}
uValue >>= s_aUnits[i].cShift;
pszPrefix = s_aUnits[i].pszPrefix;
cchFixedPart += 2;
break;
}
}
else
{
static const struct
{
const char *pszPrefix;
uint64_t cbFactor;
uint64_t cbMinZeroPrecision;
} s_aUnits[] =
{
{ "E", UINT64_C(1000000000000000000), UINT64_C(1010000000000000000), },
{ "P", UINT64_C(1000000000000000), UINT64_C(1010000000000000), },
{ "T", UINT64_C(1000000000000), UINT64_C(1010000000000), },
{ "G", UINT64_C(1000000000), UINT64_C(1010000000), },
{ "M", UINT64_C(1000000), UINT64_C(1010000), },
{ "k", UINT64_C(1000), UINT64_C(1010), },
};
for (i = 0; i < RT_ELEMENTS(s_aUnits); i++)
if ( uValue >= s_aUnits[i].cbFactor
&& (cchPrecision > 0 || uValue >= s_aUnits[i].cbMinZeroPrecision))
{
if (cchPrecision == 0)
uValue /= s_aUnits[i].cbFactor;
else
{
uFraction = uValue % s_aUnits[i].cbFactor;
uValue = uValue / s_aUnits[i].cbFactor;
uFraction *= cchPrecision == 1 ? 10 : cchPrecision == 2 ? 100 : 1000;
uFraction += s_aUnits[i].cbFactor >> 1;
uFraction /= s_aUnits[i].cbFactor;
}
pszPrefix = s_aUnits[i].pszPrefix;
cchFixedPart += 1;
break;
}
}
cchBuf = RTStrFormatU64(szBuf, sizeof(szBuf), uValue, 10, 0, 0, 0);
if (pszPrefix)
{
if (cchPrecision)
{
szBuf[cchBuf++] = '.';
cchBuf += RTStrFormatU64(&szBuf[cchBuf], sizeof(szBuf) - cchBuf, uFraction, 10, cchPrecision, 0,
RTSTR_F_ZEROPAD | RTSTR_F_WIDTH);
}
szBuf[cchBuf++] = *pszPrefix++;
if (*pszPrefix)
szBuf[cchBuf++] = *pszPrefix;
}
if (ch == 'c')
szBuf[cchBuf++] = 'B';
szBuf[cchBuf] = '\0';
cch = 0;
if ((fFlags & RTSTR_F_WIDTH) && !(fFlags & RTSTR_F_LEFT))
while (cchBuf < cchWidth)
{
cch += pfnOutput(pvArgOutput, fFlags & RTSTR_F_ZEROPAD ? "0" : " ", 1);
cchWidth--;
}
cch += pfnOutput(pvArgOutput, szBuf, cchBuf);
return cch;
}
default:
AssertMsgFailed(("Invalid status code format type '%.10s'!\n", pszFormatOrg));
return 0;
}
break;
}
/*
* iprt status code: %Rrc, %Rrs, %Rrf, %Rra.
*/
case 'r':
{
int rc = va_arg(*pArgs, int);
#ifdef IN_RING3 /* we don't want this anywhere else yet. */
PCRTSTATUSMSG pMsg = RTErrGet(rc);
switch (*(*ppszFormat)++)
{
case 'c':
return pfnOutput(pvArgOutput, pMsg->pszDefine, strlen(pMsg->pszDefine));
case 's':
return pfnOutput(pvArgOutput, pMsg->pszMsgShort, strlen(pMsg->pszMsgShort));
case 'f':
return pfnOutput(pvArgOutput, pMsg->pszMsgFull, strlen(pMsg->pszMsgFull));
case 'a':
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%s (%d) - %s", pMsg->pszDefine, rc, pMsg->pszMsgFull);
default:
AssertMsgFailed(("Invalid status code format type '%.10s'!\n", pszFormatOrg));
return 0;
}
#else /* !IN_RING3 */
switch (*(*ppszFormat)++)
{
case 'c':
case 's':
case 'f':
case 'a':
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%d", rc);
default:
AssertMsgFailed(("Invalid status code format type '%.10s'!\n", pszFormatOrg));
return 0;
}
#endif /* !IN_RING3 */
break;
}
#if defined(IN_RING3)
/*
* Windows status code: %Rwc, %Rwf, %Rwa
*/
case 'w':
{
long rc = va_arg(*pArgs, long);
# if defined(RT_OS_WINDOWS)
PCRTWINERRMSG pMsg = RTErrWinGet(rc);
# endif
switch (*(*ppszFormat)++)
{
# if defined(RT_OS_WINDOWS)
case 'c':
return pfnOutput(pvArgOutput, pMsg->pszDefine, strlen(pMsg->pszDefine));
case 'f':
return pfnOutput(pvArgOutput, pMsg->pszMsgFull,strlen(pMsg->pszMsgFull));
case 'a':
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%s (0x%08X) - %s", pMsg->pszDefine, rc, pMsg->pszMsgFull);
# else
case 'c':
case 'f':
case 'a':
return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "0x%08X", rc);
# endif
default:
AssertMsgFailed(("Invalid status code format type '%.10s'!\n", pszFormatOrg));
return 0;
}
break;
}
#endif /* IN_RING3 */
/*
* Group 4, structure dumpers.
*/
case 'D':
{
/*
* Interpret the type.
*/
typedef enum
{
RTST_TIMESPEC
} RTST;
/** Set if it's a pointer */
#define RTST_FLAGS_POINTER RT_BIT(0)
static const struct
{
uint8_t cch; /**< the length of the string. */
char sz[16-2]; /**< the part following 'R'. */
uint8_t cb; /**< the size of the argument. */
uint8_t fFlags; /**< RTST_FLAGS_* */
RTST enmType; /**< The structure type. */
}
/** Sorted array of types, looked up using binary search! */
s_aTypes[] =
{
#define STRMEM(str) sizeof(str) - 1, str
{ STRMEM("Dtimespec"), sizeof(PCRTTIMESPEC), RTST_FLAGS_POINTER, RTST_TIMESPEC},
#undef STRMEM
};
const char *pszType = *ppszFormat - 1;
int iStart = 0;
int iEnd = RT_ELEMENTS(s_aTypes) - 1;
int i = RT_ELEMENTS(s_aTypes) / 2;
union
{
const void *pv;
uint64_t u64;
PCRTTIMESPEC pTimeSpec;
} u;
AssertMsg(!chArgSize, ("Not argument size '%c' for RT types! '%.10s'\n", chArgSize, pszFormatOrg));
/*
* Lookup the type - binary search.
*/
for (;;)
{
int iDiff = strncmp(pszType, s_aTypes[i].sz, s_aTypes[i].cch);
if (!iDiff)
break;
if (iEnd == iStart)
{
AssertMsgFailed(("Invalid format type '%.10s'!\n", pszFormatOrg));
return 0;
}
if (iDiff < 0)
iEnd = i - 1;
else
iStart = i + 1;
if (iEnd < iStart)
{
AssertMsgFailed(("Invalid format type '%.10s'!\n", pszFormatOrg));
return 0;
}
i = iStart + (iEnd - iStart) / 2;
}
*ppszFormat += s_aTypes[i].cch - 1;
/*
* Fetch the argument.
*/
u.u64 = 0;
switch (s_aTypes[i].cb)
{
case sizeof(const void *):
u.pv = va_arg(*pArgs, const void *);
break;
default:
AssertMsgFailed(("Invalid format error, size %d'!\n", s_aTypes[i].cb));
break;
}
/*
* If it's a pointer, we'll check if it's valid before going on.
*/
if ((s_aTypes[i].fFlags & RTST_FLAGS_POINTER) && !VALID_PTR(u.pv))
return pfnOutput(pvArgOutput, RT_STR_TUPLE("<null>"));
/*
* Format the output.
*/
switch (s_aTypes[i].enmType)
{
case RTST_TIMESPEC:
return RTStrFormat(pfnOutput, pvArgOutput, NULL, NULL, "%'lld ns", RTTimeSpecGetNano(u.pTimeSpec));
default:
AssertMsgFailed(("Invalid/unhandled enmType=%d\n", s_aTypes[i].enmType));
break;
}
break;
}
#ifdef IN_RING3
/*
* Group 5, XML / HTML, JSON and URI escapers.
*/
case 'M':
{
char chWhat = (*ppszFormat)[0];
if (chWhat == 'a' || chWhat == 'e')
{
/* XML attributes and element values. */
bool fAttr = chWhat == 'a';
char chType = (*ppszFormat)[1];
*ppszFormat += 2;
switch (chType)
{
case 's':
{
static const char s_szElemEscape[] = "<>&\"'";
static const char s_szAttrEscape[] = "<>&\"\n\r"; /* more? */
const char * const pszEscape = fAttr ? s_szAttrEscape : s_szElemEscape;
size_t const cchEscape = (fAttr ? RT_ELEMENTS(s_szAttrEscape) : RT_ELEMENTS(s_szElemEscape)) - 1;
size_t cchOutput = 0;
const char *pszStr = va_arg(*pArgs, char *);
ssize_t cchStr;
ssize_t offCur;
ssize_t offLast;
if (!VALID_PTR(pszStr))
pszStr = "<NULL>";
cchStr = RTStrNLen(pszStr, (unsigned)cchPrecision);
if (fAttr)
cchOutput += pfnOutput(pvArgOutput, "\"", 1);
if (!(fFlags & RTSTR_F_LEFT))
while (--cchWidth >= cchStr)
cchOutput += pfnOutput(pvArgOutput, " ", 1);
offLast = offCur = 0;
while (offCur < cchStr)
{
if (memchr(pszEscape, pszStr[offCur], cchEscape))
{
if (offLast < offCur)
cchOutput += pfnOutput(pvArgOutput, &pszStr[offLast], offCur - offLast);
switch (pszStr[offCur])
{
case '<': cchOutput += pfnOutput(pvArgOutput, "<", 4); break;
case '>': cchOutput += pfnOutput(pvArgOutput, ">", 4); break;
case '&': cchOutput += pfnOutput(pvArgOutput, "&", 5); break;
case '\'': cchOutput += pfnOutput(pvArgOutput, "'", 6); break;
case '"': cchOutput += pfnOutput(pvArgOutput, """, 6); break;
case '\n': cchOutput += pfnOutput(pvArgOutput, "
", 5); break;
case '\r': cchOutput += pfnOutput(pvArgOutput, "
", 5); break;
default:
AssertFailed();
}
offLast = offCur + 1;
}
offCur++;
}
if (offLast < offCur)
cchOutput += pfnOutput(pvArgOutput, &pszStr[offLast], offCur - offLast);
while (--cchWidth >= cchStr)
cchOutput += pfnOutput(pvArgOutput, " ", 1);
if (fAttr)
cchOutput += pfnOutput(pvArgOutput, "\"", 1);
return cchOutput;
}
default:
AssertMsgFailed(("Invalid IPRT format type '%.10s'!\n", pszFormatOrg));
}
}
else if (chWhat == 'j')
{
/* JSON string escaping. */
char const chType = (*ppszFormat)[1];
*ppszFormat += 2;
switch (chType)
{
case 's':
{
const char *pszStr = va_arg(*pArgs, char *);
size_t cchOutput;
ssize_t cchStr;
ssize_t offCur;
ssize_t offLast;
if (!VALID_PTR(pszStr))
pszStr = "<NULL>";
cchStr = RTStrNLen(pszStr, (unsigned)cchPrecision);
cchOutput = pfnOutput(pvArgOutput, "\"", 1);
if (!(fFlags & RTSTR_F_LEFT))
while (--cchWidth >= cchStr)
cchOutput += pfnOutput(pvArgOutput, " ", 1);
offLast = offCur = 0;
while (offCur < cchStr)
{
unsigned int const uch = pszStr[offCur];
if ( uch >= 0x5d
|| (uch >= 0x20 && uch != 0x22 && uch != 0x5c))
offCur++;
else
{
if (offLast < offCur)
cchOutput += pfnOutput(pvArgOutput, &pszStr[offLast], offCur - offLast);
switch ((char)uch)
{
case '"': cchOutput += pfnOutput(pvArgOutput, "\\\"", 2); break;
case '\\': cchOutput += pfnOutput(pvArgOutput, "\\\\", 2); break;
case '/': cchOutput += pfnOutput(pvArgOutput, "\\/", 2); break;
case '\b': cchOutput += pfnOutput(pvArgOutput, "\\b", 2); break;
case '\f': cchOutput += pfnOutput(pvArgOutput, "\\f", 2); break;
case '\n': cchOutput += pfnOutput(pvArgOutput, "\\n", 2); break;
case '\t': cchOutput += pfnOutput(pvArgOutput, "\\t", 2); break;
default:
{
RTUNICP uc = 0xfffd; /* replacement character */
const char *pszCur = &pszStr[offCur];
int rc = RTStrGetCpEx(&pszCur, &uc);
if (RT_SUCCESS(rc))
offCur += pszCur - &pszStr[offCur] - 1;
if (uc >= 0xfffe)
uc = 0xfffd; /* replacement character */
szBuf[0] = '\\';
szBuf[1] = 'u';
szBuf[2] = g_szHexDigits[(uc >> 12) & 0xf];
szBuf[3] = g_szHexDigits[(uc >> 8) & 0xf];
szBuf[4] = g_szHexDigits[(uc >> 4) & 0xf];
szBuf[5] = g_szHexDigits[ uc & 0xf];
szBuf[6] = '\0';
cchOutput += pfnOutput(pvArgOutput, szBuf, 6);
break;
}
}
offLast = ++offCur;
}
}
if (offLast < offCur)
cchOutput += pfnOutput(pvArgOutput, &pszStr[offLast], offCur - offLast);
while (--cchWidth >= cchStr)
cchOutput += pfnOutput(pvArgOutput, " ", 1);
cchOutput += pfnOutput(pvArgOutput, "\"", 1);
return cchOutput;
}
default:
AssertMsgFailed(("Invalid IPRT format type '%.10s'!\n", pszFormatOrg));
}
}
else if (chWhat == 'p')
{
/* Percent encoded string (RTC-3986). */
char const chVariant = (*ppszFormat)[1];
char const chAddSafe = chVariant == 'p' ? '/'
: chVariant == 'q' ? '+' /* '+' in queries is problematic, so no escape. */
: '~' /* whatever */;
size_t cchOutput = 0;
const char *pszStr = va_arg(*pArgs, char *);
ssize_t cchStr;
ssize_t offCur;
ssize_t offLast;
*ppszFormat += 2;
AssertMsgBreak(chVariant == 'a' || chVariant == 'p' || chVariant == 'q' || chVariant == 'f',
("Invalid IPRT format type '%.10s'!\n", pszFormatOrg));
if (!VALID_PTR(pszStr))
pszStr = "<NULL>";
cchStr = RTStrNLen(pszStr, (unsigned)cchPrecision);
if (!(fFlags & RTSTR_F_LEFT))
while (--cchWidth >= cchStr)
cchOutput += pfnOutput(pvArgOutput, "%20", 3);
offLast = offCur = 0;
while (offCur < cchStr)
{
ch = pszStr[offCur];
if ( RT_C_IS_ALPHA(ch)
|| RT_C_IS_DIGIT(ch)
|| ch == '-'
|| ch == '.'
|| ch == '_'
|| ch == '~'
|| ch == chAddSafe)
offCur++;
else
{
if (offLast < offCur)
cchOutput += pfnOutput(pvArgOutput, &pszStr[offLast], offCur - offLast);
if (ch != ' ' || chVariant != 'f')
{
szBuf[0] = '%';
szBuf[1] = g_szHexDigitsUpper[((uint8_t)ch >> 4) & 0xf];
szBuf[2] = g_szHexDigitsUpper[(uint8_t)ch & 0xf];
szBuf[3] = '\0';
cchOutput += pfnOutput(pvArgOutput, szBuf, 3);
}
else
cchOutput += pfnOutput(pvArgOutput, "+", 1);
offLast = ++offCur;
}
}
if (offLast < offCur)
cchOutput += pfnOutput(pvArgOutput, &pszStr[offLast], offCur - offLast);
while (--cchWidth >= cchStr)
cchOutput += pfnOutput(pvArgOutput, "%20", 3);
}
else
AssertMsgFailed(("Invalid IPRT format type '%.10s'!\n", pszFormatOrg));
break;
}
#endif /* IN_RING3 */
/*
* Groups 6 - CPU Architecture Register Formatters.
* "%RAarch[reg]"
*/
case 'A':
{
char const * const pszArch = *ppszFormat;
const char *pszReg = pszArch;
size_t cchOutput = 0;
int cPrinted = 0;
size_t cchReg;
/* Parse out the */
while ((ch = *pszReg++) && ch != '[')
{ /* nothing */ }
AssertMsgBreak(ch == '[', ("Malformed IPRT architecture register format type '%.10s'!\n", pszFormatOrg));
cchReg = 0;
while ((ch = pszReg[cchReg]) && ch != ']')
cchReg++;
AssertMsgBreak(ch == ']', ("Malformed IPRT architecture register format type '%.10s'!\n", pszFormatOrg));
*ppszFormat = &pszReg[cchReg + 1];
#define REG_EQUALS(a_szReg) (sizeof(a_szReg) - 1 == cchReg && !strncmp(a_szReg, pszReg, sizeof(a_szReg) - 1))
#define REG_OUT_BIT(a_uVal, a_fBitMask, a_szName) \
do { \
if ((a_uVal) & (a_fBitMask)) \
{ \
if (!cPrinted++) \
cchOutput += pfnOutput(pvArgOutput, "{" a_szName, sizeof(a_szName)); \
else \
cchOutput += pfnOutput(pvArgOutput, "," a_szName, sizeof(a_szName)); \
(a_uVal) &= ~(a_fBitMask); \
} \
} while (0)
#define REG_OUT_CLOSE(a_uVal) \
do { \
if ((a_uVal)) \
{ \
cchOutput += pfnOutput(pvArgOutput, !cPrinted ? "{unkn=" : ",unkn=", 6); \
cch = RTStrFormatNumber(&szBuf[0], (a_uVal), 16, 1, -1, fFlags); \
cchOutput += pfnOutput(pvArgOutput, szBuf, cch); \
cPrinted++; \
} \
if (cPrinted) \
cchOutput += pfnOutput(pvArgOutput, "}", 1); \
} while (0)
if (0)
{ /* dummy */ }
#ifdef STRFORMAT_WITH_X86
/*
* X86 & AMD64.
*/
else if ( pszReg - pszArch == 3 + 1
&& pszArch[0] == 'x'
&& pszArch[1] == '8'
&& pszArch[2] == '6')
{
if (REG_EQUALS("cr0"))
{
uint64_t cr0 = va_arg(*pArgs, uint64_t);
fFlags |= RTSTR_F_64BIT;
cch = RTStrFormatNumber(&szBuf[0], cr0, 16, 8, -1, fFlags | RTSTR_F_ZEROPAD);
cchOutput += pfnOutput(pvArgOutput, szBuf, cch);
REG_OUT_BIT(cr0, X86_CR0_PE, "PE");
REG_OUT_BIT(cr0, X86_CR0_MP, "MP");
REG_OUT_BIT(cr0, X86_CR0_EM, "EM");
REG_OUT_BIT(cr0, X86_CR0_TS, "DE");
REG_OUT_BIT(cr0, X86_CR0_ET, "ET");
REG_OUT_BIT(cr0, X86_CR0_NE, "NE");
REG_OUT_BIT(cr0, X86_CR0_WP, "WP");
REG_OUT_BIT(cr0, X86_CR0_AM, "AM");
REG_OUT_BIT(cr0, X86_CR0_NW, "NW");
REG_OUT_BIT(cr0, X86_CR0_CD, "CD");
REG_OUT_BIT(cr0, X86_CR0_PG, "PG");
REG_OUT_CLOSE(cr0);
}
else if (REG_EQUALS("cr4"))
{
uint64_t cr4 = va_arg(*pArgs, uint64_t);
fFlags |= RTSTR_F_64BIT;
cch = RTStrFormatNumber(&szBuf[0], cr4, 16, 8, -1, fFlags | RTSTR_F_ZEROPAD);
cchOutput += pfnOutput(pvArgOutput, szBuf, cch);
REG_OUT_BIT(cr4, X86_CR4_VME, "VME");
REG_OUT_BIT(cr4, X86_CR4_PVI, "PVI");
REG_OUT_BIT(cr4, X86_CR4_TSD, "TSD");
REG_OUT_BIT(cr4, X86_CR4_DE, "DE");
REG_OUT_BIT(cr4, X86_CR4_PSE, "PSE");
REG_OUT_BIT(cr4, X86_CR4_PAE, "PAE");
REG_OUT_BIT(cr4, X86_CR4_MCE, "MCE");
REG_OUT_BIT(cr4, X86_CR4_PGE, "PGE");
REG_OUT_BIT(cr4, X86_CR4_PCE, "PCE");
REG_OUT_BIT(cr4, X86_CR4_OSFXSR, "OSFXSR");
REG_OUT_BIT(cr4, X86_CR4_OSXMMEEXCPT, "OSXMMEEXCPT");
REG_OUT_BIT(cr4, X86_CR4_VMXE, "VMXE");
REG_OUT_BIT(cr4, X86_CR4_SMXE, "SMXE");
REG_OUT_BIT(cr4, X86_CR4_PCIDE, "PCIDE");
REG_OUT_BIT(cr4, X86_CR4_OSXSAVE, "OSXSAVE");
REG_OUT_BIT(cr4, X86_CR4_SMEP, "SMEP");
REG_OUT_BIT(cr4, X86_CR4_SMAP, "SMAP");
REG_OUT_CLOSE(cr4);
}
else
AssertMsgFailed(("Unknown x86 register specified in '%.10s'!\n", pszFormatOrg));
}
#endif
else
AssertMsgFailed(("Unknown architecture specified in '%.10s'!\n", pszFormatOrg));
#undef REG_OUT_BIT
#undef REG_OUT_CLOSE
#undef REG_EQUALS
return cchOutput;
}
/*
* Invalid/Unknown. Bitch about it.
*/
default:
AssertMsgFailed(("Invalid IPRT format type '%.10s'!\n", pszFormatOrg));
break;
}
}
else
AssertMsgFailed(("Invalid IPRT format type '%.10s'!\n", pszFormatOrg));
NOREF(pszFormatOrg);
return 0;
}
Zerion Mini Shell 1.0