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/*********************************************************
* Copyright (C) 2007 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation version 2.1 and no later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the Lesser GNU General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
*********************************************************/
/*
* msgfmg.h --
*
* MsgFmt: format messages for the Msg module
*/
#ifndef _MSGFMT_H_
#define _MSGFMT_H_
#define INCLUDE_ALLOW_USERLEVEL
#define INCLUDE_ALLOW_VMCORE
#define INCLUDE_ALLOW_VMKERNEL
#include "includeCheck.h"
#ifndef VMKERNEL
#include "str.h" // for HAS_BSD_PRINTF
#endif
/*
* Format parser callback functions
*/
typedef int
MsgFmt_LitFunc(void *clientData, // IN
char const *buf, // IN
int bufSize); // IN
typedef int
MsgFmt_SpecFunc(void *clientData, // IN
char const *pos, // IN
unsigned int posSize, // IN
char const *type, // IN
unsigned int typeSize); // IN
/*
* Format specifier flags from MsgFmt_ParseSpec()
*/
#define MSGFMT_FLAG_ALT 0x0001
#define MSGFMT_FLAG_ZERO 0x0002
#define MSGFMT_FLAG_MINUS 0x0004
#define MSGFMT_FLAG_SPACE 0x0008
#define MSGFMT_FLAG_PLUS 0x0010
#define MSGFMT_FLAG_QUOTE 0x0020
/*
* A format argument
*
* In addition to being a internal data structure,
* MsgFmt_Arg defines the Vob (vmkernel observations) protocol
* between vmkernel and vmx. As such, it must be carefully aligned,
* so that all the fields (except the pointers) have fixed sizes
* and the same offsets in the 64-bit vmkernel, the 32-bit vmx,
* and the 64-bit vmx.
*/
typedef enum MsgFmt_ArgType {
MSGFMT_ARG_INVALID, // must be 0
MSGFMT_ARG_INT32,
MSGFMT_ARG_INT64,
MSGFMT_ARG_PTR32,
MSGFMT_ARG_PTR64,
MSGFMT_ARG_FLOAT64,
MSGFMT_ARG_STRING8,
MSGFMT_ARG_STRING16,
MSGFMT_ARG_STRING32,
MSGFMT_ARG_ERRNO,
} MsgFmt_ArgType;
typedef enum MsgFmt_ArgPlatform {
MSGFMT_PLATFORM_UNKNOWN,
MSGFMT_PLATFORM_LINUX,
MSGFMT_PLATFORM_WINDOWS,
MSGFMT_PLATFORM_MACOS,
} MsgFmt_ArgPlatform;
typedef struct MsgFmt_Arg {
int32 type;
int32 pad;
union {
int32 signed32;
int64 signed64;
uint32 unsigned32;
uint64 unsigned64;
double float64;
int8 *string8;
int16 *string16;
int32 *string32;
int32 offset;
void *ptr; // private
} v;
struct {
int32 platform;
int32 number;
} e;
union { // private
int32 precision;
char *localString;
uint64 pad;
} p;
} MsgFmt_Arg;
#if defined __linux__
#define MSGFMT_CURRENT_PLATFORM MSGFMT_PLATFORM_LINUX
#elif defined _WIN32
#define MSGFMT_CURRENT_PLATFORM MSGFMT_PLATFORM_WINDOWS
#elif defined __APPLE__
#define MSGFMT_CURRENT_PLATFORM MSGFMT_PLATFORM_MACOS
#else
#define MSGFMT_CURRENT_PLATFORM MSGFMT_PLATFORM_UNKNOWN
#endif
/*
* Global functions
*/
typedef int
MsgFmt_ParseFunc(MsgFmt_LitFunc *litFunc, // IN
MsgFmt_SpecFunc *specFunc, // IN
void *clientData, // IN
char const *in); // IN
MsgFmt_ParseFunc MsgFmt_Parse;
MsgFmt_ParseFunc MsgFmt_ParseWin32;
int
MsgFmt_ParseSpec(char const *pos, // IN: n$ location
unsigned int posSize, // IN: n$ length
char const *type, // IN: flags, width, etc.
unsigned int typeSize, // IN: size of above
int *position, // OUT: argument position
int *flags, // OUT: flags, see MSGFMT_FLAG_*
int *width, // OUT: width
int *precision, // OUT: precision
char *lengthMod, // OUT: length modifier
char *conversion); // OUT: conversion specifier
Bool MsgFmt_GetArgs(const char *fmt, va_list va,
MsgFmt_Arg **args, int *numArgs, char **error);
Bool MsgFmt_GetArgsWithBuf(const char *fmt, va_list va,
MsgFmt_Arg **args, int *numArgs, char **error,
void *buf, size_t *bufSize);
void MsgFmt_FreeArgs(MsgFmt_Arg *args, int numArgs);
void MsgFmt_SwizzleArgs(MsgFmt_Arg *args,
int numArgs);
void MsgFmt_UnswizzleArgs(MsgFmt_Arg *args,
int numArgs);
MsgFmt_Arg* MsgFmt_CopyArgs(MsgFmt_Arg* copyArgs,
int numArgs);
int MsgFmt_Snprintf(char *buf, size_t size, const char *format,
const MsgFmt_Arg *args, int numArgs);
char *MsgFmt_Asprintf(size_t *length, const char *format,
const MsgFmt_Arg *args, int numArgs);
#endif // ifndef _MSGFMT_H_
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