/* * Symisc PH7: An embeddable bytecode compiler and a virtual machine for the PHP(5) programming language. * Copyright (C) 2011-2012, Symisc Systems http://ph7.symisc.net/ * Version 2.1.4 * For information on licensing,redistribution of this file,and for a DISCLAIMER OF ALL WARRANTIES * please contact Symisc Systems via: * legal@symisc.net * licensing@symisc.net * contact@symisc.net * or visit: * http://ph7.symisc.net/ */ /* $SymiscID: ph7int.h v1.9 FreeBSD 2012-08-13 26:25 devel $ */ #ifndef __PH7INT_H__ #define __PH7INT_H__ #define PH7_PRIVATE #include "ph7.h" #ifdef __WINNT__ #include #else #include #endif /* * Constants for the largest and smallest possible 64-bit signed integers. * These macros are designed to work correctly on both 32-bit and 64-bit * compilers. */ #ifndef LARGEST_INT64 #define LARGEST_INT64 (0xffffffff|(((sxi64)0x7fffffff)<<32)) #endif #ifndef SMALLEST_INT64 #define SMALLEST_INT64 (((sxi64)-1) - LARGEST_INT64) #endif /* Forward declaration of private structures */ typedef struct ph7_class_instance ph7_class_instance; typedef struct ph7_foreach_info ph7_foreach_info; typedef struct ph7_foreach_step ph7_foreach_step; typedef struct ph7_hashmap_node ph7_hashmap_node; typedef struct ph7_hashmap ph7_hashmap; typedef struct ph7_class_info ph7_class_info; typedef struct ph7_class ph7_class; /* Symisc Standard types */ #if !defined(SYMISC_STD_TYPES) #define SYMISC_STD_TYPES #ifdef __WINNT__ /* Disable nuisance warnings on Borland compilers */ #if defined(__BORLANDC__) #pragma warn -rch /* unreachable code */ #pragma warn -ccc /* Condition is always true or false */ #pragma warn -aus /* Assigned value is never used */ #pragma warn -csu /* Comparing signed and unsigned */ #pragma warn -spa /* Suspicious pointer arithmetic */ #endif #endif typedef signed char sxi8; /* signed char */ typedef unsigned char sxu8; /* unsigned char */ typedef signed short int sxi16; /* 16 bits(2 bytes) signed integer */ typedef unsigned short int sxu16; /* 16 bits(2 bytes) unsigned integer */ typedef int sxi32; /* 32 bits(4 bytes) integer */ typedef unsigned int sxu32; /* 32 bits(4 bytes) unsigned integer */ typedef int sxbool; /* boolean */ typedef long sxptr; typedef unsigned long sxuptr; typedef long sxlong; typedef unsigned long sxulong; typedef sxi32 sxofft; typedef sxi64 sxofft64; typedef long double sxlongreal; typedef double sxreal; #define SXI8_HIGH 0x7F #define SXU8_HIGH 0xFF #define SXI16_HIGH 0x7FFF #define SXU16_HIGH 0xFFFF #define SXI32_HIGH 0x7FFFFFFF #define SXU32_HIGH 0xFFFFFFFF #define SXI64_HIGH 0x7FFFFFFFFFFFFFFFLL #define SXU64_HIGH 0xFFFFFFFFFFFFFFFFUL #if !defined(TRUE) #define TRUE 1 #endif #if !defined(FALSE) #define FALSE 0 #endif /* * The following macros are used to cast pointers to integers and * integers to pointers. */ #if defined(__PTRDIFF_TYPE__) #define SX_INT_TO_PTR(X) ((void*)(__PTRDIFF_TYPE__)(X)) #define SX_PTR_TO_INT(X) ((int)(__PTRDIFF_TYPE__)(X)) #elif !defined(__GNUC__) #define SX_INT_TO_PTR(X) ((void*)&((char*)0)[X]) #define SX_PTR_TO_INT(X) ((int)(((char*)X)-(char*)0)) #else #define SX_INT_TO_PTR(X) ((void*)(X)) #define SX_PTR_TO_INT(X) ((int)(X)) #endif #define SXMIN(a,b) ((a < b) ? (a) : (b)) #define SXMAX(a,b) ((a < b) ? (b) : (a)) #endif /* SYMISC_STD_TYPES */ /* Symisc Run-time API private definitions */ #if !defined(SYMISC_PRIVATE_DEFS) #define SYMISC_PRIVATE_DEFS typedef sxi32(*ProcRawStrCmp)(const SyString *, const SyString *); #define SyStringData(RAW) ((RAW)->zString) #define SyStringLength(RAW) ((RAW)->nByte) #define SyStringInitFromBuf(RAW,ZBUF,NLEN){\ (RAW)->zString = (const char *)ZBUF;\ (RAW)->nByte = (sxu32)(NLEN);\ } #define SyStringUpdatePtr(RAW,NBYTES){\ if( NBYTES > (RAW)->nByte ){\ (RAW)->nByte = 0;\ }else{\ (RAW)->zString += NBYTES;\ (RAW)->nByte -= NBYTES;\ }\ } #define SyStringDupPtr(RAW1,RAW2)\ (RAW1)->zString = (RAW2)->zString;\ (RAW1)->nByte = (RAW2)->nByte; #define SyStringTrimLeadingChar(RAW,CHAR)\ while((RAW)->nByte > 0 && (RAW)->zString[0] == CHAR ){\ (RAW)->zString++;\ (RAW)->nByte--;\ } #define SyStringTrimTrailingChar(RAW,CHAR)\ while((RAW)->nByte > 0 && (RAW)->zString[(RAW)->nByte - 1] == CHAR){\ (RAW)->nByte--;\ } #define SyStringCmp(RAW1,RAW2,xCMP)\ (((RAW1)->nByte == (RAW2)->nByte) ? xCMP((RAW1)->zString,(RAW2)->zString,(RAW2)->nByte) : (sxi32)((RAW1)->nByte - (RAW2)->nByte)) #define SyStringCmp2(RAW1,RAW2,xCMP)\ (((RAW1)->nByte >= (RAW2)->nByte) ? xCMP((RAW1)->zString,(RAW2)->zString,(RAW2)->nByte) : (sxi32)((RAW2)->nByte - (RAW1)->nByte)) #define SyStringCharCmp(RAW,CHAR) \ (((RAW)->nByte == sizeof(char)) ? ((RAW)->zString[0] == CHAR ? 0 : CHAR - (RAW)->zString[0]) : ((RAW)->zString[0] == CHAR ? 0 : (RAW)->nByte - sizeof(char))) #define SX_ADDR(PTR) ((sxptr)PTR) #define SX_ARRAYSIZE(X) (sizeof(X)/sizeof(X[0])) #define SXUNUSED(P) (P = 0) #define SX_EMPTY(PTR) (PTR == 0) #define SX_EMPTY_STR(STR) (STR == 0 || STR[0] == 0 ) typedef struct SyMemBackend SyMemBackend; typedef struct SyBlob SyBlob; typedef struct SySet SySet; /* Standard function signatures */ typedef sxi32(*ProcCmp)(const void *, const void *, sxu32); typedef sxi32(*ProcPatternMatch)(const char *, sxu32, const char *, sxu32, sxu32 *); typedef sxi32(*ProcSearch)(const void *, sxu32, const void *, sxu32, ProcCmp, sxu32 *); typedef sxu32(*ProcHash)(const void *, sxu32); typedef sxi32(*ProcHashSum)(const void *, sxu32, unsigned char *, sxu32); typedef sxi32(*ProcSort)(void *, sxu32, sxu32, ProcCmp); #define MACRO_LIST_PUSH(Head,Item)\ Item->pNext = Head;\ Head = Item; #define MACRO_LD_PUSH(Head,Item)\ if( Head == 0 ){\ Head = Item;\ }else{\ Item->pNext = Head;\ Head->pPrev = Item;\ Head = Item;\ } #define MACRO_LD_REMOVE(Head,Item)\ if( Head == Item ){\ Head = Head->pNext;\ }\ if( Item->pPrev ){ Item->pPrev->pNext = Item->pNext;}\ if( Item->pNext ){ Item->pNext->pPrev = Item->pPrev;} /* * A generic dynamic set. */ struct SySet { SyMemBackend *pAllocator; /* Memory backend */ void *pBase; /* Base pointer */ sxu32 nUsed; /* Total number of used slots */ sxu32 nSize; /* Total number of available slots */ sxu32 eSize; /* Size of a single slot */ sxu32 nCursor; /* Loop cursor */ void *pUserData; /* User private data associated with this container */ }; #define SySetBasePtr(S) ((S)->pBase) #define SySetBasePtrJump(S,OFFT) (&((char *)(S)->pBase)[OFFT*(S)->eSize]) #define SySetUsed(S) ((S)->nUsed) #define SySetSize(S) ((S)->nSize) #define SySetElemSize(S) ((S)->eSize) #define SySetCursor(S) ((S)->nCursor) #define SySetGetAllocator(S) ((S)->pAllocator) #define SySetSetUserData(S,DATA) ((S)->pUserData = DATA) #define SySetGetUserData(S) ((S)->pUserData) /* * A variable length containers for generic data. */ struct SyBlob { SyMemBackend *pAllocator; /* Memory backend */ void *pBlob; /* Base pointer */ sxu32 nByte; /* Total number of used bytes */ sxu32 mByte; /* Total number of available bytes */ sxu32 nFlags; /* Blob internal flags,see below */ }; #define SXBLOB_LOCKED 0x01 /* Blob is locked [i.e: Cannot auto grow] */ #define SXBLOB_STATIC 0x02 /* Not allocated from heap */ #define SXBLOB_RDONLY 0x04 /* Read-Only data */ #define SyBlobFreeSpace(BLOB) ((BLOB)->mByte - (BLOB)->nByte) #define SyBlobLength(BLOB) ((BLOB)->nByte) #define SyBlobData(BLOB) ((BLOB)->pBlob) #define SyBlobCurData(BLOB) ((void*)(&((char*)(BLOB)->pBlob)[(BLOB)->nByte])) #define SyBlobDataAt(BLOB,OFFT) ((void *)(&((char *)(BLOB)->pBlob)[OFFT])) #define SyBlobGetAllocator(BLOB) ((BLOB)->pAllocator) #define SXMEM_POOL_INCR 3 #define SXMEM_POOL_NBUCKETS 12 #define SXMEM_BACKEND_MAGIC 0xBAC3E67D #define SXMEM_BACKEND_CORRUPT(BACKEND) (BACKEND == 0 || BACKEND->nMagic != SXMEM_BACKEND_MAGIC) #define SXMEM_BACKEND_RETRY 3 /* A memory backend subsystem is defined by an instance of the following structures */ typedef union SyMemHeader SyMemHeader; typedef struct SyMemBlock SyMemBlock; struct SyMemBlock { SyMemBlock *pNext, *pPrev; /* Chain of allocated memory blocks */ #ifdef UNTRUST sxu32 nGuard; /* magic number associated with each valid block,so we * can detect misuse. */ #endif }; /* * Header associated with each valid memory pool block. */ union SyMemHeader { SyMemHeader *pNext; /* Next chunk of size 1 << (nBucket + SXMEM_POOL_INCR) in the list */ sxu32 nBucket; /* Bucket index in aPool[] */ }; /* Heap allocation control structure */ typedef struct SyMemHeap SyMemHeap; struct SyMemHeap { sxu64 nSize; /* Current memory usage */ sxu64 nPeak; /* Peak memory usage */ sxu64 nLimit; /* Memory limit */ }; /* Memory allocation backend container */ struct SyMemBackend { const SyMutexMethods *pMutexMethods; /* Mutex methods */ const SyMemMethods *pMethods; /* Memory allocation methods */ SyMemHeap *pHeap; /* Heap allocation */ SyMemBlock *pBlocks; /* List of valid memory blocks */ sxu32 nBlock; /* Total number of memory blocks allocated so far */ ProcMemError xMemError; /* Out-of memory callback */ void *pUserData; /* First arg to xMemError() */ SyMutex *pMutex; /* Per instance mutex */ sxu32 nMagic; /* Sanity check against misuse */ SyMemHeader *apPool[SXMEM_POOL_NBUCKETS + SXMEM_POOL_INCR]; /* Pool of memory chunks */ }; /* Mutex types */ #define SXMUTEX_TYPE_FAST 1 #define SXMUTEX_TYPE_RECURSIVE 2 #define SXMUTEX_TYPE_STATIC_1 3 #define SXMUTEX_TYPE_STATIC_2 4 #define SXMUTEX_TYPE_STATIC_3 5 #define SXMUTEX_TYPE_STATIC_4 6 #define SXMUTEX_TYPE_STATIC_5 7 #define SXMUTEX_TYPE_STATIC_6 8 #define SyMutexGlobalInit(METHOD){\ if( (METHOD)->xGlobalInit ){\ (METHOD)->xGlobalInit();\ }\ } #define SyMutexGlobalRelease(METHOD){\ if( (METHOD)->xGlobalRelease ){\ (METHOD)->xGlobalRelease();\ }\ } #define SyMutexNew(METHOD,TYPE) (METHOD)->xNew(TYPE) #define SyMutexRelease(METHOD,MUTEX){\ if( MUTEX && (METHOD)->xRelease ){\ (METHOD)->xRelease(MUTEX);\ }\ } #define SyMutexEnter(METHOD,MUTEX){\ if( MUTEX ){\ (METHOD)->xEnter(MUTEX);\ }\ } #define SyMutexTryEnter(METHOD,MUTEX){\ if( MUTEX && (METHOD)->xTryEnter ){\ (METHOD)->xTryEnter(MUTEX);\ }\ } #define SyMutexLeave(METHOD,MUTEX){\ if( MUTEX ){\ (METHOD)->xLeave(MUTEX);\ }\ } /* Comparison,byte swap,byte copy macros */ #define SX_MACRO_FAST_CMP(X1,X2,SIZE,RC){\ register unsigned char *r1 = (unsigned char *)X1;\ register unsigned char *r2 = (unsigned char *)X2;\ register sxu32 LEN = SIZE;\ for(;;){\ if( !LEN ){ break; }if( r1[0] != r2[0] ){ break; } r1++; r2++; LEN--;\ if( !LEN ){ break; }if( r1[0] != r2[0] ){ break; } r1++; r2++; LEN--;\ if( !LEN ){ break; }if( r1[0] != r2[0] ){ break; } r1++; r2++; LEN--;\ if( !LEN ){ break; }if( r1[0] != r2[0] ){ break; } r1++; r2++; LEN--;\ }\ RC = !LEN ? 0 : r1[0] - r2[0];\ } #define SX_MACRO_FAST_MEMCPY(SRC,DST,SIZ){\ register unsigned char *xSrc = (unsigned char *)SRC;\ register unsigned char *xDst = (unsigned char *)DST;\ register sxu32 xLen = SIZ;\ for(;;){\ if( !xLen ){ break; }xDst[0] = xSrc[0]; xDst++; xSrc++; --xLen;\ if( !xLen ){ break; }xDst[0] = xSrc[0]; xDst++; xSrc++; --xLen;\ if( !xLen ){ break; }xDst[0] = xSrc[0]; xDst++; xSrc++; --xLen;\ if( !xLen ){ break; }xDst[0] = xSrc[0]; xDst++; xSrc++; --xLen;\ }\ } #define SX_MACRO_BYTE_SWAP(X,Y,Z){\ register unsigned char *s = (unsigned char *)X;\ register unsigned char *d = (unsigned char *)Y;\ sxu32 ZLong = Z; \ sxi32 c; \ for(;;){\ if(!ZLong){ break; } c = s[0] ; s[0] = d[0]; d[0] = (unsigned char)c; s++; d++; --ZLong;\ if(!ZLong){ break; } c = s[0] ; s[0] = d[0]; d[0] = (unsigned char)c; s++; d++; --ZLong;\ if(!ZLong){ break; } c = s[0] ; s[0] = d[0]; d[0] = (unsigned char)c; s++; d++; --ZLong;\ if(!ZLong){ break; } c = s[0] ; s[0] = d[0]; d[0] = (unsigned char)c; s++; d++; --ZLong;\ }\ } #define SX_MSEC_PER_SEC (1000) /* Millisec per seconds */ #define SX_USEC_PER_SEC (1000000) /* Microsec per seconds */ #define SX_NSEC_PER_SEC (1000000000) /* Nanosec per seconds */ #endif /* SYMISC_PRIVATE_DEFS */ /* Symisc Run-time API auxiliary definitions */ #if !defined(SYMISC_PRIVATE_AUX_DEFS) #define SYMISC_PRIVATE_AUX_DEFS typedef struct SyHashEntry_Pr SyHashEntry_Pr; typedef struct SyHashEntry SyHashEntry; typedef struct SyHash SyHash; /* * Each public hashtable entry is represented by an instance * of the following structure. */ struct SyHashEntry { const void *pKey; /* Hash key */ sxu32 nKeyLen; /* Key length */ void *pUserData; /* User private data */ }; #define SyHashEntryGetUserData(ENTRY) ((ENTRY)->pUserData) #define SyHashEntryGetKey(ENTRY) ((ENTRY)->pKey) /* Each active hashtable is identified by an instance of the following structure */ struct SyHash { SyMemBackend *pAllocator; /* Memory backend */ ProcHash xHash; /* Hash function */ ProcCmp xCmp; /* Comparison function */ SyHashEntry_Pr *pList, *pCurrent; /* Linked list of hash entries user for linear traversal */ sxu32 nEntry; /* Total number of entries */ SyHashEntry_Pr **apBucket; /* Hash buckets */ sxu32 nBucketSize; /* Current bucket size */ }; #define SXHASH_BUCKET_SIZE 16 /* Initial bucket size: must be a power of two */ #define SXHASH_FILL_FACTOR 3 /* Hash access macro */ #define SyHashFunc(HASH) ((HASH)->xHash) #define SyHashCmpFunc(HASH) ((HASH)->xCmp) #define SyHashTotalEntry(HASH) ((HASH)->nEntry) #define SyHashGetPool(HASH) ((HASH)->pAllocator) /* * An instance of the following structure define a single context * for an Pseudo Random Number Generator. * * Nothing in this file or anywhere else in the library does any kind of * encryption. The RC4 algorithm is being used as a PRNG (pseudo-random * number generator) not as an encryption device. * This implementation is taken from the SQLite3 source tree. */ typedef struct SyPRNGCtx SyPRNGCtx; struct SyPRNGCtx { sxu8 i, j; /* State variables */ unsigned char s[256]; /* State variables */ sxu16 nMagic; /* Sanity check */ }; typedef sxi32(*ProcRandomSeed)(void *, unsigned int, void *); /* High resolution timer.*/ typedef struct sytime sytime; struct sytime { long tm_sec; /* seconds */ long tm_usec; /* microseconds */ }; /* Forward declaration */ typedef struct SyStream SyStream; typedef struct SyToken SyToken; typedef struct SyLex SyLex; /* * Tokenizer callback signature. */ typedef sxi32(*ProcTokenizer)(SyStream *, SyToken *, void *, void *); /* * Each token in the input is represented by an instance * of the following structure. */ struct SyToken { SyString sData; /* Token text and length */ sxu32 nType; /* Token type */ sxu32 nLine; /* Token line number */ void *pUserData; /* User private data associated with this token */ }; /* * During tokenization, information about the state of the input * stream is held in an instance of the following structure. */ struct SyStream { const unsigned char *zInput; /* Complete text of the input */ const unsigned char *zText; /* Current input we are processing */ const unsigned char *zEnd; /* End of input marker */ sxu32 nLine; /* Total number of processed lines */ sxu32 nIgn; /* Total number of ignored tokens */ SySet *pSet; /* Token containers */ }; /* * Each lexer is represented by an instance of the following structure. */ struct SyLex { SyStream sStream; /* Input stream */ ProcTokenizer xTokenizer; /* Tokenizer callback */ void *pUserData; /* Third argument to xTokenizer() */ SySet *pTokenSet; /* Token set */ }; #define SyLexTotalToken(LEX) SySetTotalEntry(&(LEX)->aTokenSet) #define SyLexTotalLines(LEX) ((LEX)->sStream.nLine) #define SyLexTotalIgnored(LEX) ((LEX)->sStream.nIgn) #define XLEX_IN_LEN(STREAM) (sxu32)(STREAM->zEnd - STREAM->zText) #endif /* SYMISC_PRIVATE_AUX_DEFS */ /* ** Notes on UTF-8 (According to SQLite3 authors): ** ** Byte-0 Byte-1 Byte-2 Byte-3 Value ** 0xxxxxxx 00000000 00000000 0xxxxxxx ** 110yyyyy 10xxxxxx 00000000 00000yyy yyxxxxxx ** 1110zzzz 10yyyyyy 10xxxxxx 00000000 zzzzyyyy yyxxxxxx ** 11110uuu 10uuzzzz 10yyyyyy 10xxxxxx 000uuuuu zzzzyyyy yyxxxxxx ** */ /* ** Assuming zIn points to the first byte of a UTF-8 character, ** advance zIn to point to the first byte of the next UTF-8 character. */ #define SX_JMP_UTF8(zIn,zEnd)\ while(zIn < zEnd && (((unsigned char)zIn[0] & 0xc0) == 0x80) ){ zIn++; } #define SX_WRITE_UTF8(zOut, c) { \ if( c<0x00080 ){ \ *zOut++ = (sxu8)(c&0xFF); \ }else if( c<0x00800 ){ \ *zOut++ = 0xC0 + (sxu8)((c>>6)&0x1F); \ *zOut++ = 0x80 + (sxu8)(c & 0x3F); \ }else if( c<0x10000 ){ \ *zOut++ = 0xE0 + (sxu8)((c>>12)&0x0F); \ *zOut++ = 0x80 + (sxu8)((c>>6) & 0x3F); \ *zOut++ = 0x80 + (sxu8)(c & 0x3F); \ }else{ \ *zOut++ = 0xF0 + (sxu8)((c>>18) & 0x07); \ *zOut++ = 0x80 + (sxu8)((c>>12) & 0x3F); \ *zOut++ = 0x80 + (sxu8)((c>>6) & 0x3F); \ *zOut++ = 0x80 + (sxu8)(c & 0x3F); \ } \ } /* Rely on the standard ctype */ #include #define SyToUpper(c) toupper(c) #define SyToLower(c) tolower(c) #define SyisUpper(c) isupper(c) #define SyisLower(c) islower(c) #define SyisSpace(c) isspace(c) #define SyisBlank(c) isspace(c) #define SyisAlpha(c) isalpha(c) #define SyisDigit(c) isdigit(c) #define SyisHex(c) isxdigit(c) #define SyisPrint(c) isprint(c) #define SyisPunct(c) ispunct(c) #define SyisSpec(c) iscntrl(c) #define SyisCtrl(c) iscntrl(c) #define SyisAscii(c) isascii(c) #define SyisAlphaNum(c) isalnum(c) #define SyisGraph(c) isgraph(c) #define SyDigToHex(c) "0123456789ABCDEF"[c & 0x0F] #define SyDigToInt(c) ((c < 0xc0 && SyisDigit(c))? (c - '0') : 0 ) #define SyCharToUpper(c) ((c < 0xc0 && SyisLower(c))? SyToUpper(c) : c) #define SyCharToLower(c) ((c < 0xc0 && SyisUpper(c))? SyToLower(c) : c) /* Remove white space/NUL byte from a raw string */ #define SyStringLeftTrim(RAW)\ while((RAW)->nByte > 0 && (unsigned char)(RAW)->zString[0] < 0xc0 && SyisSpace((RAW)->zString[0])){\ (RAW)->nByte--;\ (RAW)->zString++;\ } #define SyStringLeftTrimSafe(RAW)\ while((RAW)->nByte > 0 && (unsigned char)(RAW)->zString[0] < 0xc0 && ((RAW)->zString[0] == 0 || SyisSpace((RAW)->zString[0]))){\ (RAW)->nByte--;\ (RAW)->zString++;\ } #define SyStringRightTrim(RAW)\ while((RAW)->nByte > 0 && (unsigned char)(RAW)->zString[(RAW)->nByte - 1] < 0xc0 && SyisSpace((RAW)->zString[(RAW)->nByte - 1])){\ (RAW)->nByte--;\ } #define SyStringRightTrimSafe(RAW)\ while((RAW)->nByte > 0 && (unsigned char)(RAW)->zString[(RAW)->nByte - 1] < 0xc0 && \ (( RAW)->zString[(RAW)->nByte - 1] == 0 || SyisSpace((RAW)->zString[(RAW)->nByte - 1]))){\ (RAW)->nByte--;\ } #define SyStringFullTrim(RAW)\ while((RAW)->nByte > 0 && (unsigned char)(RAW)->zString[0] < 0xc0 && SyisSpace((RAW)->zString[0])){\ (RAW)->nByte--;\ (RAW)->zString++;\ }\ while((RAW)->nByte > 0 && (unsigned char)(RAW)->zString[(RAW)->nByte - 1] < 0xc0 && SyisSpace((RAW)->zString[(RAW)->nByte - 1])){\ (RAW)->nByte--;\ } #define SyStringFullTrimSafe(RAW)\ while((RAW)->nByte > 0 && (unsigned char)(RAW)->zString[0] < 0xc0 && \ ( (RAW)->zString[0] == 0 || SyisSpace((RAW)->zString[0]))){\ (RAW)->nByte--;\ (RAW)->zString++;\ }\ while((RAW)->nByte > 0 && (unsigned char)(RAW)->zString[(RAW)->nByte - 1] < 0xc0 && \ ( (RAW)->zString[(RAW)->nByte - 1] == 0 || SyisSpace((RAW)->zString[(RAW)->nByte - 1]))){\ (RAW)->nByte--;\ } /* * -------------- * Archive extractor: * -------------- * Each open ZIP/TAR archive is identified by an instance of the following structure. * That is, a process can open one or more archives and manipulates them in thread safe * way by simply working with pointers to the following structure. * Each entry in the archive is remembered in a hashtable. * Lookup is very fast and entry with the same name are chained together. */ typedef struct SyArchiveEntry SyArchiveEntry; typedef struct SyArchive SyArchive; struct SyArchive { SyMemBackend *pAllocator; /* Memory backend */ SyArchiveEntry *pCursor; /* Cursor for linear traversal of archive entries */ SyArchiveEntry *pList; /* Pointer to the List of the loaded archive */ SyArchiveEntry **apHash; /* Hashtable for archive entry */ ProcRawStrCmp xCmp; /* Hash comparison function */ ProcHash xHash; /* Hash Function */ sxu32 nSize; /* Hashtable size */ sxu32 nEntry; /* Total number of entries in the zip/tar archive */ sxu32 nLoaded; /* Total number of entries loaded in memory */ sxu32 nCentralOfft; /* Central directory offset(ZIP only. Otherwise Zero) */ sxu32 nCentralSize; /* Central directory size(ZIP only. Otherwise Zero) */ void *pUserData; /* Upper layer private data */ sxu32 nMagic; /* Sanity check */ }; #define SXARCH_MAGIC 0xDEAD635A #define SXARCH_INVALID(ARCH) (ARCH == 0 || ARCH->nMagic != SXARCH_MAGIC) #define SXARCH_ENTRY_INVALID(ENTRY) (ENTRY == 0 || ENTRY->nMagic != SXARCH_MAGIC) #define SyArchiveHashFunc(ARCH) (ARCH)->xHash #define SyArchiveCmpFunc(ARCH) (ARCH)->xCmp #define SyArchiveUserData(ARCH) (ARCH)->pUserData #define SyArchiveSetUserData(ARCH,DATA) (ARCH)->pUserData = DATA /* * Each loaded archive record is identified by an instance * of the following structure. */ struct SyArchiveEntry { sxu32 nByte; /* Contents size before compression */ sxu32 nByteCompr; /* Contents size after compression */ sxu32 nReadCount; /* Read counter */ sxu32 nCrc; /* Contents CRC32 */ Sytm sFmt; /* Last-modification time */ sxu32 nOfft; /* Data offset. */ sxu16 nComprMeth; /* Compression method 0 == stored/8 == deflated and so on (see appnote.txt)*/ sxu16 nExtra; /* Extra size if any */ SyString sFileName; /* entry name & length */ sxu32 nDup; /* Total number of entries with the same name */ SyArchiveEntry *pNextHash, *pPrevHash; /* Hash collision chains */ SyArchiveEntry *pNextName; /* Next entry with the same name */ SyArchiveEntry *pNext, *pPrev; /* Next and previous entry in the list */ sxu32 nHash; /* Hash of the entry name */ void *pUserData; /* User data */ sxu32 nMagic; /* Sanity check */ }; /* * Extra flags for extending the file local header */ #define SXZIP_EXTRA_TIMESTAMP 0x001 /* Extended UNIX timestamp */ /* MD5 context */ typedef struct MD5Context MD5Context; struct MD5Context { sxu32 buf[4]; sxu32 bits[2]; unsigned char in[64]; }; /* SHA1 context */ typedef struct SHA1Context SHA1Context; struct SHA1Context { unsigned int state[5]; unsigned int count[2]; unsigned char buffer[64]; }; /* PH7 private declaration */ /* * Memory Objects. * Internally, the PH7 virtual machine manipulates nearly all PHP values * [i.e: string, int, float, resource, object, bool, null] as ph7_values structures. * Each ph7_values struct may cache multiple representations (string, integer etc.) * of the same value. */ struct ph7_value { union { sxi64 iVal; /* Integer value */ ph7_real rVal; /* Real value */ void *pOther; /* Other values (Object, Array, Resource, Namespace, etc.) */ } x; sxi32 iFlags; /* Control flags (see below) */ ph7_vm *pVm; /* Virtual machine that own this instance */ SyBlob sBlob; /* String values */ sxu32 nIdx; /* Index number of this entry in the global object allocator */ }; /* Allowed value types. */ #define MEMOBJ_BOOL 0x0001 /* Memory value is a boolean */ #define MEMOBJ_CALL 0x0002 /* Memory value is a callback */ #define MEMOBJ_CHAR 0x0004 /* Memory value is a char */ #define MEMOBJ_INT 0x0008 /* Memory value is an integer */ #define MEMOBJ_OBJ 0x0010 /* Memory value is an object [i.e: class instance] */ #define MEMOBJ_REAL 0x0020 /* Memory value is a real number */ #define MEMOBJ_RES 0x0040 /* Memory value is a resource [User private data] */ #define MEMOBJ_STRING 0x0080 /* Memory value is a UTF-8 string */ #define MEMOBJ_VOID 0x0100 /* Memory value is a void */ #define MEMOBJ_MIXED 0x0200 /* Memory value is mixed */ #define MEMOBJ_HASHMAP 0x0800 /* Memory value is a hashmap aka 'array' in the PHP jargon */ #define MEMOBJ_NULL 0x1000 /* Memory value is NULL */ /* Mask of all known types */ #define MEMOBJ_ALL (MEMOBJ_STRING|MEMOBJ_INT|MEMOBJ_REAL|MEMOBJ_BOOL|MEMOBJ_NULL|MEMOBJ_HASHMAP|MEMOBJ_OBJ|MEMOBJ_RES|MEMOBJ_CALL|MEMOBJ_CHAR|MEMOBJ_VOID) /* Scalar variables * According to the PHP language reference manual * Scalar variables are those containing an integer, float, string or boolean. * Types array, object and resource are not scalar. */ #define MEMOBJ_SCALAR (MEMOBJ_STRING|MEMOBJ_INT|MEMOBJ_REAL|MEMOBJ_BOOL|MEMOBJ_CHAR|MEMOBJ_VOID|MEMOBJ_NULL) /* * The following macro clear the current ph7_value type and replace * it with the given one. */ #define MemObjSetType(OBJ,TYPE) ((OBJ)->iFlags = ((OBJ)->iFlags&~MEMOBJ_ALL)|TYPE) /* ph7_value cast method signature */ typedef sxi32(*ProcMemObjCast)(ph7_value *); /* Forward reference */ typedef struct ph7_output_consumer ph7_output_consumer; typedef struct ph7_user_func ph7_user_func; typedef struct ph7_conf ph7_conf; /* * An instance of the following structure store the default VM output * consumer and it's private data. * Client-programs can register their own output consumer callback * via the [PH7_VM_CONFIG_OUTPUT] configuration directive. * Please refer to the official documentation for more information * on how to register an output consumer callback. */ struct ph7_output_consumer { ProcConsumer xConsumer; /* VM output consumer routine */ void *pUserData; /* Third argument to xConsumer() */ ProcConsumer xDef; /* Default output consumer routine */ void *pDefData; /* Third argument to xDef() */ }; /* * PH7 engine [i.e: ph7 instance] configuration is stored in * an instance of the following structure. * Please refer to the official documentation for more information * on how to configure your ph7 engine instance. */ struct ph7_conf { ProcConsumer xErr; /* Compile-time error consumer callback */ void *pErrData; /* Third argument to xErr() */ SyBlob sErrConsumer; /* Default error consumer */ }; /* * Signature of the C function responsible of expanding constant values. */ typedef void (*ProcConstant)(ph7_value *, void *); /* * Each registered constant [i.e: __TIME__, __DATE__, PHP_OS, INT_MAX, etc.] is stored * in an instance of the following structure. * Please refer to the official documentation for more information * on how to create/install foreign constants. */ typedef struct ph7_constant ph7_constant; struct ph7_constant { SyString sName; /* Constant name */ ProcConstant xExpand; /* Function responsible of expanding constant value */ void *pUserData; /* Last argument to xExpand() */ }; typedef struct ph7_aux_data ph7_aux_data; /* * Auxiliary data associated with each foreign function is stored * in a stack of the following structure. * Note that automatic tracked chunks are also stored in an instance * of this structure. */ struct ph7_aux_data { void *pAuxData; /* Aux data */ }; /* Foreign functions signature */ typedef int (*ProcHostFunction)(ph7_context *, int, ph7_value **); /* * Each installed foreign function is recored in an instance of the following * structure. * Please refer to the official documentation for more information on how * to create/install foreign functions. */ struct ph7_user_func { ph7_vm *pVm; /* VM that own this instance */ SyString sName; /* Foreign function name */ ProcHostFunction xFunc; /* Implementation of the foreign function */ void *pUserData; /* User private data [Refer to the official documentation for more information]*/ SySet aAux; /* Stack of auxiliary data [Refer to the official documentation for more information]*/ }; /* * The 'context' argument for an installable function. A pointer to an * instance of this structure is the first argument to the routines used * implement the foreign functions. */ struct ph7_context { ph7_user_func *pFunc; /* Function information. */ ph7_value *pRet; /* Return value is stored here. */ SySet sVar; /* Container of dynamically allocated ph7_values * [i.e: Garbage collection purposes.] */ SySet sChunk; /* Track dynamically allocated chunks [ph7_aux_data instance]. * [i.e: Garbage collection purposes.] */ ph7_vm *pVm; /* Virtual machine that own this context */ sxi32 iFlags; /* Call flags */ }; /* * Each hashmap entry [i.e: array(4,5,6)] is recorded in an instance * of the following structure. */ struct ph7_hashmap_node { ph7_hashmap *pMap; /* Hashmap that own this instance */ sxi32 iType; /* Node type */ union { sxi64 iKey; /* Int key */ SyBlob sKey; /* Blob key */ } xKey; sxi32 iFlags; /* Control flags */ sxu32 nHash; /* Key hash value */ sxu32 nValIdx; /* Value stored in this node */ ph7_hashmap_node *pNext, *pPrev; /* Link to other entries [i.e: linear traversal] */ ph7_hashmap_node *pNextCollide, *pPrevCollide; /* Collision chain */ }; /* * Each active hashmap aka array in the PHP jargon is represented * by an instance of the following structure. */ struct ph7_hashmap { ph7_vm *pVm; /* VM that own this instance */ ph7_hashmap_node **apBucket; /* Hash bucket */ ph7_hashmap_node *pFirst; /* First inserted entry */ ph7_hashmap_node *pLast; /* Last inserted entry */ ph7_hashmap_node *pCur; /* Current entry */ sxu32 nSize; /* Bucket size */ sxu32 nEntry; /* Total number of inserted entries */ sxu32(*xIntHash)(sxi64); /* Hash function for int_keys */ sxu32(*xBlobHash)(const void *, sxu32); /* Hash function for blob_keys */ sxi64 iNextIdx; /* Next available automatically assigned index */ sxi32 iRef; /* Reference count */ }; /* An instance of the following structure is the context * for the FOREACH_STEP/FOREACH_INIT VM instructions. * Those instructions are used to implement the 'foreach' * statement. * This structure is made available to these instructions * as the P3 operand. */ struct ph7_foreach_info { SyString sKey; /* Key name. Empty otherwise*/ SyString sValue; /* Value name */ sxi32 iFlags; /* Control flags */ SySet aStep; /* Stack of steps [i.e: ph7_foreach_step instance] */ }; struct ph7_foreach_step { sxi32 iFlags; /* Control flags (see below) */ /* Iterate on those values */ union { ph7_hashmap *pMap; /* Hashmap [i.e: array in the PHP jargon] iteration * Ex: foreach(array(1,2,3) as $key=>$value){} */ ph7_class_instance *pThis; /* Class instance [i.e: object] iteration */ } xIter; }; /* Foreach step control flags */ #define PH7_4EACH_STEP_HASHMAP 0x001 /* Hashmap iteration */ #define PH7_4EACH_STEP_OBJECT 0x002 /* Object iteration */ #define PH7_4EACH_STEP_KEY 0x004 /* Make Key available */ #define PH7_4EACH_STEP_REF 0x008 /* Pass value by reference not copy */ /* * Each PH7 engine is identified by an instance of the following structure. * Please refer to the official documentation for more information * on how to configure your PH7 engine instance. */ struct ph7 { SyMemBackend sAllocator; /* Low level memory allocation subsystem */ const ph7_vfs *pVfs; /* Underlying Virtual File System */ ph7_conf xConf; /* Configuration */ #if defined(PH7_ENABLE_THREADS) const SyMutexMethods *pMethods; /* Mutex methods */ SyMutex *pMutex; /* Per-engine mutex */ #endif ph7_vm *pVms; /* List of active VM */ sxi32 iVm; /* Total number of active VM */ ph7 *pNext, *pPrev; /* List of active engines */ sxu32 nMagic; /* Sanity check against misuse */ }; /* Code generation data structures */ typedef sxi32(*ProcErrorGen)(void *, sxi32, sxu32, const char *, ...); typedef struct ph7_expr_node ph7_expr_node; typedef struct ph7_expr_op ph7_expr_op; typedef struct ph7_gen_state ph7_gen_state; typedef struct GenBlock GenBlock; typedef sxi32(*ProcLangConstruct)(ph7_gen_state *); typedef sxi32(*ProcNodeConstruct)(ph7_gen_state *, sxi32); /* * Each supported operator [i.e: +, -, ==, *, %, >>, >=, new, etc.] is represented * by an instance of the following structure. * The PH7 parser does not use any external tools and is 100% handcoded. * That is, the PH7 parser is thread-safe ,full reentrant, produce consistant * compile-time errors and at least 7 times faster than the standard PHP parser. */ struct ph7_expr_op { SyString sOp; /* String representation of the operator [i.e: "+","*","=="...] */ sxi32 iOp; /* Operator ID */ sxi32 iPrec; /* Operator precedence: 1 == Highest */ sxi32 iAssoc; /* Operator associativity (either left,right or non-associative) */ sxi32 iVmOp; /* VM OP code for this operator [i.e: PH7_OP_EQ,PH7_OP_LT,PH7_OP_MUL...]*/ }; /* * Each expression node is parsed out and recorded * in an instance of the following structure. */ struct ph7_expr_node { const ph7_expr_op *pOp; /* Operator ID or NULL if literal, constant, variable, function or class method call */ ph7_expr_node *pLeft; /* Left expression tree */ ph7_expr_node *pRight; /* Right expression tree */ SyToken *pStart; /* Stream of tokens that belong to this node */ SyToken *pEnd; /* End of token stream */ sxi32 iFlags; /* Node construct flags */ ProcNodeConstruct xCode; /* C routine responsible of compiling this node */ SySet aNodeArgs; /* Node arguments. Only used by postfix operators [i.e: function call]*/ ph7_expr_node *pCond; /* Condition: Only used by the ternary operator '?:' */ }; /* Node Construct flags */ #define EXPR_NODE_PRE_INCR 0x01 /* Pre-increment/decrement [i.e: ++$i,--$j] node */ /* * A block of instructions is recorded in an instance of the following structure. * This structure is used only during compile-time and have no meaning * during bytecode execution. */ struct GenBlock { ph7_gen_state *pGen; /* State of the code generator */ GenBlock *pParent; /* Upper block or NULL if global */ sxu32 nFirstInstr; /* First instruction to execute */ sxi32 iFlags; /* Block control flags (see below) */ SySet aJumpFix; /* Jump fixup (JumpFixup instance) */ void *pUserData; /* Upper layer private data */ /* The following two fields are used only when compiling * the 'do..while()' language construct. */ sxu8 bPostContinue; /* TRUE when compiling the do..while() statement */ SySet aPostContFix; /* Post-continue jump fix */ }; /* * Code generator state is remembered in an instance of the following * structure. We put the information in this structure and pass around * a pointer to this structure, rather than pass around all of the * information separately. This helps reduce the number of arguments * to generator functions. * This structure is used only during compile-time and have no meaning * during bytecode execution. */ struct ph7_gen_state { ph7_vm *pVm; /* VM that own this instance */ SyHash hLiteral; /* Constant string Literals table */ SyHash hNumLiteral; /* Numeric literals table */ SyHash hVar; /* Collected variable hashtable */ GenBlock *pCurrent; /* Current processed block */ GenBlock sGlobal; /* Global block */ ProcConsumer xErr; /* Error consumer callback */ void *pErrData; /* Third argument to xErr() */ SyBlob sWorker; /* General purpose working buffer */ SyBlob sErrBuf; /* Error buffer */ SyToken *pIn; /* Current processed token */ SyToken *pEnd; /* Last token in the stream */ sxu32 nErr; /* Total number of compilation error */ SyToken *pRawIn; /* Current processed raw token */ SyToken *pRawEnd; /* Last raw token in the stream */ SySet *pTokenSet; /* Token containers */ }; /* Forward references */ typedef struct ph7_vm_func_closure_env ph7_vm_func_closure_env; typedef struct ph7_vm_func_static_var ph7_vm_func_static_var; typedef struct ph7_vm_func_arg ph7_vm_func_arg; typedef struct ph7_vm_func ph7_vm_func; typedef struct VmFrame VmFrame; /* * Each collected function argument is recorded in an instance * of the following structure. * Note that as an extension, PH7 implements full type hinting * which mean that any function can have it's own signature. * Example: * function foo(int $a,string $b,float $c,ClassInstance $d){} * This is how the powerful function overloading mechanism is * implemented. * Note that as an extension, PH7 allow function arguments to have * any complex default value associated with them unlike the standard * PHP engine. * Example: * function foo(int $a = rand() & 1023){} * now, when foo is called without arguments [i.e: foo()] the * $a variable (first parameter) will be set to a random number * between 0 and 1023 inclusive. * Refer to the official documentation for more information on this * mechanism and other extension introduced by the PH7 engine. */ struct ph7_vm_func_arg { SyString sName; /* Argument name */ SySet aByteCode; /* Compiled default value associated with this argument */ sxu32 nType; /* Type of this argument [i.e: array, int, string, float, object, etc.] */ SyString sClass; /* Class name if the argument expect a class instance [i.e: function foo(BaseClass $bar){} ] */ sxi32 iFlags; /* Configuration flags */ }; /* * Each static variable is parsed out and remembered in an instance * of the following structure. * Note that as an extension, PH7 allow static variable have * any complex default value associated with them unlike the standard * PHP engine. * Example: * static $rand_str = 'PH7'.rand_str(3); // Concatenate 'PH7' with * // a random three characters(English alphabet) * var_dump($rand_str); * //You should see something like this * string(6 'PH7awt'); */ struct ph7_vm_func_static_var { SyString sName; /* Static variable name */ sxi32 iFlags; /* Control flags */ SySet aByteCode; /* Compiled initialization expression */ sxu32 nIdx; /* Object index in the global memory object container */ }; /* * Each imported variable from the outside closure environment is recoded * in an instance of the following structure. */ struct ph7_vm_func_closure_env { SyString sName; /* Imported variable name */ int iFlags; /* Control flags */ ph7_value sValue; /* Imported variable value */ sxu32 nIdx; /* Reference to the bounded variable if passed by reference *[Example: * $x = 1; * $closure = function() use (&$x) { ++$x; } * $closure(); *] */ }; /* Function configuration flags */ #define VM_FUNC_ARG_BY_REF 0x001 /* Argument passed by reference */ #define VM_FUNC_ARG_HAS_DEF 0x002 /* Argument has default value associated with it */ #define VM_FUNC_REF_RETURN 0x004 /* Return by reference */ #define VM_FUNC_CLASS_METHOD 0x008 /* VM function is in fact a class method */ #define VM_FUNC_CLOSURE 0x010 /* VM function is a closure */ #define VM_FUNC_ARG_IGNORE 0x020 /* Do not install argument in the current frame */ /* * Each user defined function is parsed out and stored in an instance * of the following structure. * PH7 introduced some powerfull extensions to the PHP 5 programming * language like function overloading, type hinting, complex default * arguments values and many more. * Please refer to the official documentation for more information. */ struct ph7_vm_func { SySet aArgs; /* Expected arguments (ph7_vm_func_arg instance) */ SySet aStatic; /* Static variable (ph7_vm_func_static_var instance) */ SyString sName; /* Function name */ SySet aByteCode; /* Compiled function body */ SySet aClosureEnv; /* Closure environment (ph7_vm_func_closure_env instace) */ sxi32 iFlags; /* VM function configuration */ sxu32 nType; /* Return data type expected by this function */ SyString sSignature; /* Function signature used to implement function overloading * (Refer to the official documentation for more information * on this powerfull feature) */ void *pUserData; /* Upper layer private data associated with this instance */ ph7_vm_func *pNextName; /* Next VM function with the same name as this one */ }; /* Forward reference */ typedef struct ph7_builtin_constant ph7_builtin_constant; typedef struct ph7_builtin_func ph7_builtin_func; /* * Each built-in foreign function (C function) is stored in an * instance of the following structure. * Please refer to the official documentation for more information * on how to create/install foreign functions. */ struct ph7_builtin_func { const char *zName; /* Function name [i.e: strlen(), rand(), array_merge(), etc.]*/ ProcHostFunction xFunc; /* C routine performing the computation */ }; /* * Each built-in foreign constant is stored in an instance * of the following structure. * Please refer to the official documentation for more information * on how to create/install foreign constants. */ struct ph7_builtin_constant { const char *zName; /* Constant name */ ProcConstant xExpand; /* C routine responsible of expanding constant value*/ }; /* Forward reference */ typedef struct ph7_class_method ph7_class_method; typedef struct ph7_class_attr ph7_class_attr; /* * Information about class/interface inheritance and interface implementation * is stored in an instance of the following structure. */ struct ph7_class_info { SyString sName; /* Class full qualified name */ SySet sExtends; /* List of inherited classes / interfaces */ SySet sImplements; /* List of implemented interfaces */ }; /* * Each class is parsed out and stored in an instance of the following structure. * PH7 introduced powerfull extensions to the PHP 5 OO subsystems. * Please refer to the official documentation for more information. */ struct ph7_class { ph7_class *pBase; /* Base class if any */ SyHash hDerived; /* Derived [child] classes */ SyString sName; /* Class full qualified name */ sxi32 iFlags; /* Class configuration flags [i.e: final, interface, virtual, etc.] */ SyHash hAttr; /* Class attributes [i.e: variables and constants] */ SyHash hMethod; /* Class methods */ SySet aInterface; /* Implemented interface container */ }; /* Class configuration flags */ #define PH7_CLASS_FINAL 0x001 /* Class is final [cannot be extended] */ #define PH7_CLASS_INTERFACE 0x002 /* Class is interface */ #define PH7_CLASS_VIRTUAL 0x004 /* Class is virtual */ /* Class attribute/methods/constants protection levels */ #define PH7_CLASS_PROT_PUBLIC 1 /* public */ #define PH7_CLASS_PROT_PROTECTED 2 /* protected */ #define PH7_CLASS_PROT_PRIVATE 3 /* private */ /* * each class attribute (variable, constants) is parsed out and stored * in an instance of the following structure. */ struct ph7_class_attr { SyString sName; /* Attribute name */ sxi32 iFlags; /* Attribute configuration [i.e: static, variable, constant, etc.] */ sxi32 iProtection; /* Protection level [i.e: public, private, protected] */ SySet aByteCode; /* Compiled attribute body */ sxu32 nType; /* Class attribute data type */ sxu32 nIdx; /* Attribute index */ sxu32 nLine; /* Line number on which this attribute was defined */ }; /* Attribute configuration */ #define PH7_CLASS_ATTR_STATIC 0x001 /* Static attribute */ #define PH7_CLASS_ATTR_CONSTANT 0x002 /* Constant attribute */ #define PH7_CLASS_ATTR_VIRTUAL 0x004 /* Virtual method */ #define PH7_CLASS_ATTR_FINAL 0x008 /* Final method */ /* * Each class method is parsed out and stored in an instance of the following * structure. * PH7 introduced some powerfull extensions to the PHP 5 programming * language like function overloading,type hinting,complex default * arguments and many more. * Please refer to the official documentation for more information. */ struct ph7_class_method { ph7_vm_func sFunc; /* Compiled method body */ SyString sVmName; /* Automatically generated name assigned to this method. * Typically this is "[class_name__method_name@random_string]" */ sxi32 iProtection; /* Protection level [i.e: public,private,protected] */ sxi32 iFlags; /* Methods configuration */ sxi32 iCloneDepth; /* Clone depth [Only used by the magic method __clone ] */ sxu32 nLine; /* Line on which this method was defined */ }; /* * Each active object (class instance) is represented by an instance of * the following structure. */ struct ph7_class_instance { ph7_vm *pVm; /* VM that own this instance */ ph7_class *pClass; /* Object is an instance of this class */ SyHash hAttr; /* Hashtable of active class members */ sxi32 iRef; /* Reference count */ sxi32 iFlags; /* Control flags */ }; /* * A single instruction of the virtual machine has an opcode * and as many as three operands. * Each VM instruction resulting from compiling a PHP script * is stored in an instance of the following structure. */ typedef struct VmInstr VmInstr; struct VmInstr { sxu8 iOp; /* Operation to preform */ sxi32 iP1; /* First operand */ sxu32 iP2; /* Second operand (Often the jump destination) */ void *p3; /* Third operand (Often Upper layer private data) */ sxbool bExec; /* Whether the instruction has been already executed or not */ SyString *pFile; /* File name */ sxu32 iLine; /* Line number */ }; /* Each active class instance attribute is represented by an instance * of the following structure. */ typedef struct VmClassAttr VmClassAttr; struct VmClassAttr { ph7_class_attr *pAttr; /* Class attribute */ sxu32 nIdx; /* Memory object index */ }; /* Forward reference */ typedef struct VmRefObj VmRefObj; /* * Each catch [i.e catch(Exception $e){ } ] block is parsed out and stored * in an instance of the following structure. */ typedef struct ph7_exception_block ph7_exception_block; typedef struct ph7_exception ph7_exception; struct ph7_exception_block { SyString sClass; /* Exception class name [i.e: Exception,MyException...] */ SyString sThis; /* Instance name [i.e: $e..] */ SySet sByteCode; /* Block compiled instructions */ }; /* * Context for the exception mechanism. */ struct ph7_exception { ph7_vm *pVm; /* VM that own this exception */ SySet sEntry; /* Compiled 'catch' blocks (ph7_exception_block instance) * container. */ VmFrame *pFrame; /* Frame that trigger the exception */ }; /* Forward reference */ typedef struct ph7_case_expr ph7_case_expr; typedef struct ph7_switch ph7_switch; /* * Each compiled case block in a switch statement is compiled * and stored in an instance of the following structure. */ struct ph7_case_expr { SySet aByteCode; /* Compiled body of the case block */ sxu32 nStart; /* First instruction to execute */ }; /* * Each compiled switch statement is parsed out and stored * in an instance of the following structure. */ struct ph7_switch { SySet aCaseExpr; /* Compile case block */ sxu32 nOut; /* First instruction to execute after this statement */ sxu32 nDefault; /* First instruction to execute in the default block */ }; /* Assertion flags */ #define PH7_ASSERT_DISABLE 0x01 /* Disable assertion */ #define PH7_ASSERT_WARNING 0x02 /* Issue a warning for each failed assertion */ #define PH7_ASSERT_BAIL 0x04 /* Terminate execution on failed assertions */ #define PH7_ASSERT_QUIET_EVAL 0x08 /* Not used */ #define PH7_ASSERT_CALLBACK 0x10 /* Callback to call on failed assertions */ /* * An instance of the following structure hold the bytecode instructions * resulting from compiling a PHP script. * This structure contains the complete state of the virtual machine. */ struct ph7_vm { SyMemBackend sAllocator; /* Memory backend */ #if defined(PH7_ENABLE_THREADS) SyMutex *pMutex; /* Recursive mutex associated with VM. */ #endif ph7 *pEngine; /* Interpreter that own this VM */ SySet aInstrSet; /* Instructions debugging container */ SySet aByteCode; /* Default bytecode container */ SySet *pByteContainer; /* Current bytecode container */ VmFrame *pFrame; /* Stack of active frames */ SyPRNGCtx sPrng; /* PRNG context */ SySet aMemObj; /* Object allocation table */ SySet aLitObj; /* Literals allocation table */ ph7_value *aOps; /* Operand stack */ SySet aFreeObj; /* Stack of free memory objects */ SyHash hClass; /* Compiled classes container */ SyHash hConstant; /* Host-application and user defined constants container */ SyHash hHostFunction; /* Host-application installable functions */ SyHash hFunction; /* Compiled functions */ SyHash hSuper; /* Superglobals hashtable */ SyHash hDBAL; /* DBAL installed drivers */ SyBlob sConsumer; /* Default VM consumer [i.e Redirect all VM output to this blob] */ SyBlob sArgv; /* $argv[] collector [refer to the [getopt()] implementation for more information] */ SySet aModules; /* Set of loaded modules */ SySet aFiles; /* Stack of processed files */ SySet aPaths; /* Set of import paths */ SySet aIncluded; /* Set of included files */ SySet aOB; /* Stackable output buffers */ SySet aAutoLoad; /* Stack of class autoload callbacks */ SySet aShutdown; /* Stack of shutdown user callbacks */ SySet aException; /* Stack of loaded exception */ SySet aIOstream; /* Installed IO stream container */ const ph7_io_stream *pDefStream; /* Default IO stream [i.e: typically this is the 'file://' stream] */ ph7_value aExceptionCB[2]; /* Installed exception handler callbacks via [set_exception_handler()] */ void *pStdin; /* STDIN IO stream */ void *pStdout; /* STDOUT IO stream */ void *pStderr; /* STDERR IO stream */ sxbool bDebug; /* TRUE to enable debugging */ sxbool bErrReport; /* TRUE to report all runtime Error/Warning/Notice/Deprecated */ int nRecursionDepth; /* Current recursion depth */ int nMaxDepth; /* Maximum allowed recursion depth */ int nExceptDepth; /* Exception depth */ int closure_cnt; /* Loaded closures counter */ int json_rc; /* JSON return status [refer to json_encode()/json_decode()] */ ph7_output_consumer sVmConsumer; /* Registered output consumer callback */ int iAssertFlags; /* Assertion flags */ ph7_value sAssertCallback; /* Callback to call on failed assertions */ VmRefObj **apRefObj; /* Hashtable of referenced object */ VmRefObj *pRefList; /* List of referenced memory objects */ sxu32 nRefSize; /* apRefObj[] size */ sxu32 nRefUsed; /* Total entries in apRefObj[] */ SySet aSelf; /* 'self' stack used for static member access [i.e: self::MyConstant] */ sxi32 iExitStatus; /* Script exit status */ ph7_gen_state sCodeGen; /* Code generator module */ ph7_vm *pNext, *pPrev; /* List of active VM's */ sxu32 nMagic; /* Sanity check against misuse */ }; /* * Each active virtual machine frame is represented by an instance of the following * structure. VM Frame hold local variables and other stuff related to function call. */ struct VmFrame { VmFrame *pParent; /* Parent frame or NULL if global scope */ void *pUserData; /* Upper layer private data associated with this frame */ ph7_class_instance *pThis; /* Current class instance [i.e: the '$this' variable].NULL otherwise */ SySet sLocal; /* Local variables container (VmSlot instance) */ ph7_vm *pVm; /* VM that own this frame */ SyHash hVar; /* Variable hashtable for fast lookup */ SySet sArg; /* Function arguments container */ SySet sRef; /* Local reference table (VmSlot instance) */ sxi32 iFlags; /* Frame configuration flags (See below) */ sxu32 iExceptionJump; /* Exception jump destination */ }; #define VM_FRAME_ACTIVE 0x01 /* Active call frame */ #define VM_FRAME_LOOP 0x02 /* Active loop frame */ #define VM_FRAME_EXCEPTION 0x04 /* Special Exception frame */ #define VM_FRAME_THROW 0x08 /* An exception was thrown */ #define VM_FRAME_CATCH 0x10 /* Catch frame */ /* * When a debug stacktrace is extracted from Virtual Machine, all information about * calls (file, line, class, method, arguments) are stored in this structure. */ typedef struct VmDebugTrace VmDebugTrace; struct VmDebugTrace { SyString *pFile; /* AerScript file name */ sxu32 nLine; /* Line in Aer source file */ sxbool bThis; /* Whether it was object call or static call */ SyString *pClassName; /* Class name */ SyString *pFuncName; /* Closure/method name */ SySet *pArg; /* List of arguments passed to closure/method */ }; /* * When a user defined variable is released (via manual unset($x) or garbage collected) * memory object index is stored in an instance of the following structure and put * in the free object table so that it can be reused again without allocating * a new memory object. */ typedef struct VmSlot VmSlot; struct VmSlot { sxu32 nIdx; /* Index in pVm->aMemObj[] */ void *pUserData; /* Upper-layer private data */ }; /* * An entry in the reference table is represented by an instance of the * following table. * The implementation of the reference mechanism in the PH7 engine * differ greatly from the one used by the zend engine. That is, * the reference implementation is consistent,solid and it's * behavior resemble the C++ reference mechanism. * Refer to the official for more information on this powerful * extension. */ struct VmRefObj { SySet aReference; /* Table of references to this memory object */ SySet aArrEntries; /* Foreign hashmap entries [i.e: array(&$a) ] */ sxu32 nIdx; /* Referenced object index */ sxi32 iFlags; /* Configuration flags */ VmRefObj *pNextCollide, *pPrevCollide; /* Collision link */ VmRefObj *pNext, *pPrev; /* List of all referenced objects */ }; #define VM_REF_IDX_KEEP 0x001 /* Do not restore the memory object to the free list */ /* * Output control buffer entry. * Refer to the implementation of [ob_start()] for more information. */ typedef struct VmObEntry VmObEntry; struct VmObEntry { ph7_value sCallback; /* User defined callback */ SyBlob sOB; /* Output buffer consumer */ }; /* * Information about each module library (loaded using [import()] ) * is stored in an instance of the following structure. */ typedef struct VmModule VmModule; struct VmModule { #ifdef __WINNT__ HINSTANCE pHandle; /* Module handler under Windows */ #else void *pHandle; /* Module handler under Unix-like OS */ #endif SyString sName; /* Module name */ SyString sFile; /* Module library file */ SyString sDesc; /* Module short description */ ph7_real fVer; /* Module version */ }; /* * Each installed class autoload callback (registered using [register_autoload_handler()] ) * is stored in an instance of the following structure. */ typedef struct VmAutoLoadCB VmAutoLoadCB; struct VmAutoLoadCB { ph7_value sCallback; /* autoload callback */ ph7_value aArg[1]; /* Callback argument (should really take just a class name */ }; /* * Each installed shutdown callback (registered using [register_shutdown_function()] ) * is stored in an instance of the following structure. * Refer to the implementation of [register_shutdown_function(()] for more information. */ typedef struct VmShutdownCB VmShutdownCB; struct VmShutdownCB { ph7_value sCallback; /* Shutdown callback */ ph7_value aArg[10]; /* Callback arguments (10 maximum arguments) */ int nArg; /* Total number of given arguments */ }; /* Uncaught exception code value */ #define PH7_EXCEPTION -255 /* * Allowed value for ph7_vm.nMagic */ #define PH7_VM_INIT 0xFADE9512 /* VM correctly initialized */ #define PH7_VM_INCL 0xC0DEBABE /* VM waiting for compiling included file */ #define PH7_VM_RUN 0xEA271285 /* VM ready to execute PH7 bytecode */ #define PH7_VM_EXEC 0xCAFE2DAD /* VM executing PH7 bytecode */ #define PH7_VM_STALE 0xBAD1DEAD /* Stale VM */ /* * Error codes in the Aer language */ enum iErrCode { E_ERROR = 1, /* Fatal errors. These indicate errors that can not be recovered from, * such as a memory allocation problem or compile-time parse/syntax errors. * Execution of the script is halted. */ E_WARNING = 2, /* Run-time warnings (non-fatal errors). Execution of the script is not halted. */ E_NOTICE = 4, /* Run-time notices. Indicate that the script encountered something that could * indicate an error, but could also happen in the normal course of running a script. */ E_DEPRECATED = 8 /* Run-time notices, informing about a code that will not work in future versions. */ }; /* * Each VM instruction resulting from compiling a PHP script is represented * by one of the following OP codes. * The program consists of a linear sequence of operations. Each operation * has an opcode and 3 operands.Operands P1 is an integer. * Operand P2 is an unsigned integer and operand P3 is a memory address. * Few opcodes use all 3 operands. */ enum ph7_vm_op { PH7_OP_DONE = 1, /* Done */ PH7_OP_HALT, /* Halt */ PH7_OP_DECLARE, /* Declare a variable */ PH7_OP_LOAD, /* Load memory object */ PH7_OP_LOADC, /* Load constant */ PH7_OP_LOAD_IDX, /* Load array entry */ PH7_OP_LOAD_MAP, /* Load hashmap('array') */ PH7_OP_LOAD_CLOSURE, /* Load closure */ PH7_OP_NOOP, /* NOOP */ PH7_OP_JMP, /* Unconditional jump */ PH7_OP_JMPZ, /* Jump on zero (FALSE jump) */ PH7_OP_JMPNZ, /* Jump on non-zero (TRUE jump) */ PH7_OP_JMPLFB, /* Jump loop frame begin */ PH7_OP_JMPLFE, /* Jump loop frame end */ PH7_OP_POP, /* Stack POP */ PH7_OP_CVT_INT, /* Integer cast */ PH7_OP_CVT_STR, /* String cast */ PH7_OP_CVT_REAL, /* Float cast */ PH7_OP_CALL, /* Function call */ PH7_OP_UMINUS, /* Unary minus '-'*/ PH7_OP_UPLUS, /* Unary plus '+'*/ PH7_OP_BITNOT, /* Bitwise not '~' */ PH7_OP_LNOT, /* Logical not '!' */ PH7_OP_MUL, /* Multiplication '*' */ PH7_OP_DIV, /* Division '/' */ PH7_OP_MOD, /* Modulus '%' */ PH7_OP_ADD, /* Add '+' */ PH7_OP_SUB, /* Sub '-' */ PH7_OP_SHL, /* Left shift '<<' */ PH7_OP_SHR, /* Right shift '>>' */ PH7_OP_LT, /* Less than '<' */ PH7_OP_LE, /* Less or equal '<=' */ PH7_OP_GT, /* Greater than '>' */ PH7_OP_GE, /* Greater or equal '>=' */ PH7_OP_EQ, /* Equal '==' */ PH7_OP_NEQ, /* Not equal '!=' */ PH7_OP_BAND, /* Bitwise and '&' */ PH7_OP_BXOR, /* Bitwise xor '^' */ PH7_OP_BOR, /* Bitwise or '|' */ PH7_OP_LAND, /* Logical and '&&' */ PH7_OP_LOR, /* Logical or '||' */ PH7_OP_LXOR, /* Logical xor '^^' */ PH7_OP_STORE, /* Store Object */ PH7_OP_STORE_IDX, /* Store indexed object */ PH7_OP_STORE_IDX_REF,/* Store indexed object by reference */ PH7_OP_PULL, /* Stack pull */ PH7_OP_SWAP, /* Stack swap */ PH7_OP_YIELD, /* Stack yield */ PH7_OP_CVT_BOOL, /* Boolean cast */ PH7_OP_CVT_CHAR, /* Char cast */ PH7_OP_CVT_NUMC, /* Numeric (integer,real or both) type cast */ PH7_OP_INCR, /* Increment ++ */ PH7_OP_DECR, /* Decrement -- */ PH7_OP_NEW, /* new */ PH7_OP_CLONE, /* clone */ PH7_OP_ADD_STORE, /* Add and store '+=' */ PH7_OP_SUB_STORE, /* Sub and store '-=' */ PH7_OP_MUL_STORE, /* Mul and store '*=' */ PH7_OP_DIV_STORE, /* Div and store '/=' */ PH7_OP_MOD_STORE, /* Mod and store '%=' */ PH7_OP_SHL_STORE, /* Shift left and store '>>=' */ PH7_OP_SHR_STORE, /* Shift right and store '<<=' */ PH7_OP_BAND_STORE, /* Bitand and store '&=' */ PH7_OP_BOR_STORE, /* Bitor and store '|=' */ PH7_OP_BXOR_STORE, /* Bitxor and store '^=' */ PH7_OP_CONSUME, /* Consume VM output */ PH7_OP_MEMBER, /* Class member run-time access */ PH7_OP_CVT_OBJ, /* Object cast */ PH7_OP_CVT_CALL, /* Callback cast */ PH7_OP_CVT_RES, /* Resource cast */ PH7_OP_CVT_VOID, /* Void cast */ PH7_OP_CLASS_INIT, /* Class init */ PH7_OP_INTERFACE_INIT,/* Interface init */ PH7_OP_FOREACH_INIT, /* For each init */ PH7_OP_FOREACH_STEP, /* For each step */ PH7_OP_IS_A, /* Instanceof */ PH7_OP_LOAD_EXCEPTION,/* Load an exception */ PH7_OP_POP_EXCEPTION, /* POP an exception */ PH7_OP_THROW, /* Throw exception */ PH7_OP_SWITCH, /* Switch operation */ }; /* -- END-OF INSTRUCTIONS -- */ /* * Expression Operators ID. */ enum ph7_expr_id { EXPR_OP_NEW = 1, /* new */ EXPR_OP_CLONE, /* clone */ EXPR_OP_ARROW, /* -> */ EXPR_OP_DC, /* :: */ EXPR_OP_SUBSCRIPT, /* []: Subscripting */ EXPR_OP_FUNC_CALL, /* func_call() */ EXPR_OP_INCR, /* ++ */ EXPR_OP_DECR, /* -- */ EXPR_OP_BITNOT, /* ~ */ EXPR_OP_UMINUS, /* Unary minus */ EXPR_OP_UPLUS, /* Unary plus */ EXPR_OP_TYPECAST, /* Type cast [i.e: (int),(float),(string)...] */ EXPR_OP_INSTOF, /* instanceof */ EXPR_OP_LOGNOT, /* logical not ! */ EXPR_OP_MUL, /* Multiplication */ EXPR_OP_DIV, /* division */ EXPR_OP_MOD, /* Modulus */ EXPR_OP_ADD, /* Addition */ EXPR_OP_SUB, /* Substraction */ EXPR_OP_SHL, /* Left shift */ EXPR_OP_SHR, /* Right shift */ EXPR_OP_LT, /* Less than */ EXPR_OP_LE, /* Less equal */ EXPR_OP_GT, /* Greater than */ EXPR_OP_GE, /* Greater equal */ EXPR_OP_EQ, /* Equal == */ EXPR_OP_NE, /* Not equal != <> */ EXPR_OP_BAND, /* Bitwise and '&' */ EXPR_OP_REF, /* Reference operator '&' */ EXPR_OP_XOR, /* bitwise xor '^' */ EXPR_OP_BOR, /* bitwise or '|' */ EXPR_OP_LAND, /* Logical and '&&' */ EXPR_OP_LOR, /* Logical or '||' */ EXPR_OP_LXOR, /* Logical xor '^^' */ EXPR_OP_QUESTY, /* Ternary operator '?' */ EXPR_OP_ASSIGN, /* Assignment '=' */ EXPR_OP_ADD_ASSIGN, /* Combined operator: += */ EXPR_OP_SUB_ASSIGN, /* Combined operator: -= */ EXPR_OP_MUL_ASSIGN, /* Combined operator: *= */ EXPR_OP_DIV_ASSIGN, /* Combined operator: /= */ EXPR_OP_MOD_ASSIGN, /* Combined operator: %= */ EXPR_OP_AND_ASSIGN, /* Combined operator: &= */ EXPR_OP_OR_ASSIGN, /* Combined operator: |= */ EXPR_OP_XOR_ASSIGN, /* Combined operator: ^= */ EXPR_OP_SHL_ASSIGN, /* Combined operator: <<= */ EXPR_OP_SHR_ASSIGN, /* Combined operator: >>= */ EXPR_OP_COMMA /* Comma expression */ }; /* * Lexer token codes * The following set of constants are the tokens recognized * by the lexer when processing PHP input. * Important: Token values MUST BE A POWER OF TWO. */ #define PH7_TK_INTEGER 0x0000001 /* Integer */ #define PH7_TK_REAL 0x0000002 /* Real number */ #define PH7_TK_NUM (PH7_TK_INTEGER|PH7_TK_REAL) /* Numeric token,either integer or real */ #define PH7_TK_KEYWORD 0x0000004 /* Keyword [i.e: while,for,if,foreach...] */ #define PH7_TK_ID 0x0000008 /* Alphanumeric or UTF-8 stream */ #define PH7_TK_DOLLAR 0x0000010 /* '$' Dollar sign */ #define PH7_TK_OP 0x0000020 /* Operator [i.e: +,*,/...] */ #define PH7_TK_OCB 0x0000040 /* Open curly brace'{' */ #define PH7_TK_CCB 0x0000080 /* Closing curly brace'}' */ #define PH7_TK_NSSEP 0x0000100 /* Namespace separator '\' */ #define PH7_TK_LPAREN 0x0000200 /* Left parenthesis '(' */ #define PH7_TK_RPAREN 0x0000400 /* Right parenthesis ')' */ #define PH7_TK_OSB 0x0000800 /* Open square bracket '[' */ #define PH7_TK_CSB 0x0001000 /* Closing square bracket ']' */ #define PH7_TK_DSTR 0x0002000 /* Double quoted string "$str" */ #define PH7_TK_SSTR 0x0004000 /* Single quoted string 'str' */ #define PH7_TK_COMMA 0x0020000 /* Comma ',' */ #define PH7_TK_SEMI 0x0040000 /* Semi-colon ";" */ #define PH7_TK_COLON 0x0100000 /* single Colon ':' */ #define PH7_TK_AMPER 0x0200000 /* Ampersand '&' */ #define PH7_TK_EQUAL 0x0400000 /* Equal '=' */ #define PH7_TK_ARRAY_OP 0x0800000 /* Array operator '=>' */ #define PH7_TK_OTHER 0x1000000 /* Other symbols */ /* * PHP keyword. * These words have special meaning in PHP. Some of them represent things which look like * functions, some look like constants, and so on, but they're not, really: they are language constructs. * You cannot use any of the following words as constants, class names, function or method names. * Using them as variable names is generally OK, but could lead to confusion. */ #define PH7_KEYWORD_EXTENDS 1 /* extends */ #define PH7_KEYWORD_SWITCH 3 /* switch */ #define PH7_KEYWORD_INTERFACE 5 /* interface */ /* The number '8' is reserved for PH7_TK_ID */ #define PH7_KEYWORD_IMPORT 9 /* import */ #define PH7_KEYWORD_REQUIRE 10 /* require */ #define PH7_KEYWORD_ELSE 12 /* else */ #define PH7_KEYWORD_IF 13 /* if */ #define PH7_KEYWORD_FINAL 14 /* final */ #define PH7_KEYWORD_STATIC 16 /* static */ #define PH7_KEYWORD_CASE 17 /* case */ #define PH7_KEYWORD_SELF 18 /* self */ #define PH7_KEYWORD_NAMESPACE 20 /* namespace */ #define PH7_KEYWORD_CLONE 0x80 /* clone: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_NEW 0x100 /* new: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_CONST 22 /* const */ #define PH7_KEYWORD_THROW 23 /* throw */ #define PH7_KEYWORD_USING 24 /* using */ #define PH7_KEYWORD_WHILE 26 /* while */ #define PH7_KEYWORD_EVAL 27 /* eval */ #define PH7_KEYWORD_VIRTUAL 29 /* virtual */ #define PH7_KEYWORD_TRY 30 /* try */ #define PH7_KEYWORD_DEFAULT 31 /* default */ #define PH7_KEYWORD_CLASS 32 /* class */ #define PH7_KEYWORD_AS 33 /* as */ #define PH7_KEYWORD_CONTINUE 34 /* continue */ #define PH7_KEYWORD_EXIT 35 /* exit */ #define PH7_KEYWORD_FINALLY 36 /* finally */ #define PH7_KEYWORD_IMPLEMENTS 39 /* implements */ #define PH7_KEYWORD_INCLUDE 41 /* include */ #define PH7_KEYWORD_INSTANCEOF 0x400 /* instanceof: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_PARENT 44 /* parent */ #define PH7_KEYWORD_PRIVATE 45 /* private */ #define PH7_KEYWORD_FOR 48 /* for */ #define PH7_KEYWORD_FOREACH 49 /* foreach */ #define PH7_KEYWORD_PROTECTED 50 /* protected */ #define PH7_KEYWORD_DO 51 /* do */ #define PH7_KEYWORD_PUBLIC 52 /* public */ #define PH7_KEYWORD_CATCH 53 /* catch */ #define PH7_KEYWORD_RETURN 54 /* return */ #define PH7_KEYWORD_BREAK 55 /* break */ #define PH7_KEYWORD_VOID 0x1000 /* void: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_CHAR 0x2000 /* char: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_BOOL 0x4000 /* bool: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_INT 0x8000 /* int: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_FLOAT 0x10000 /* float: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_STRING 0x20000 /* string: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_OBJECT 0x40000 /* object: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_CALLBACK 0x80000 /* callback: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_RESOURCE 0x100000 /* resource: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_MIXED 0x200000 /* mixed: MUST BE A POWER OF TWO */ #define PH7_KEYWORD_TYPEDEF (PH7_KEYWORD_VOID|PH7_KEYWORD_CHAR|PH7_KEYWORD_BOOL|PH7_KEYWORD_INT|PH7_KEYWORD_FLOAT|PH7_KEYWORD_STRING|PH7_KEYWORD_OBJECT|PH7_KEYWORD_CALLBACK|PH7_KEYWORD_RESOURCE|PH7_KEYWORD_MIXED) /* JSON encoding/decoding related definition */ enum json_err_code { JSON_ERROR_NONE = 0, /* No error has occurred. */ JSON_ERROR_DEPTH, /* The maximum stack depth has been exceeded. */ JSON_ERROR_STATE_MISMATCH, /* Occurs with underflow or with the modes mismatch. */ JSON_ERROR_CTRL_CHAR, /* Control character error, possibly incorrectly encoded. */ JSON_ERROR_SYNTAX, /* Syntax error. */ JSON_ERROR_UTF8 /* Malformed UTF-8 characters */ }; /* memobj.c function prototypes */ PH7_PRIVATE sxi32 PH7_MemObjDump(SyBlob *pOut, ph7_value *pObj, int ShowType, int nTab, int nDepth); PH7_PRIVATE const char *PH7_MemObjTypeDump(ph7_value *pVal); PH7_PRIVATE sxi32 PH7_MemObjAdd(ph7_value *pObj1, ph7_value *pObj2, int bAddStore); PH7_PRIVATE sxi32 PH7_MemObjCmp(ph7_value *pObj1, ph7_value *pObj2, int bStrict, int iNest); PH7_PRIVATE sxi32 PH7_MemObjInitFromString(ph7_vm *pVm, ph7_value *pObj, const SyString *pVal); PH7_PRIVATE sxi32 PH7_MemObjInitFromArray(ph7_vm *pVm, ph7_value *pObj, ph7_hashmap *pArray); PH7_PRIVATE sxi32 PH7_MemObjInitFromReal(ph7_vm *pVm, ph7_value *pObj, ph7_real rVal); PH7_PRIVATE sxi32 PH7_MemObjInitFromInt(ph7_vm *pVm, ph7_value *pObj, sxi64 iVal); PH7_PRIVATE sxi32 PH7_MemObjInitFromBool(ph7_vm *pVm, ph7_value *pObj, sxi32 iVal); PH7_PRIVATE sxi32 PH7_MemObjInit(ph7_vm *pVm, ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjStringAppend(ph7_value *pObj, const char *zData, sxu32 nLen); PH7_PRIVATE sxi32 PH7_MemObjStringFormat(ph7_value *pObj, const char *zFormat, va_list ap); PH7_PRIVATE sxi32 PH7_MemObjStore(ph7_value *pSrc, ph7_value *pDest); PH7_PRIVATE sxi32 PH7_MemObjLoad(ph7_value *pSrc, ph7_value *pDest); PH7_PRIVATE sxi32 PH7_MemObjRelease(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToNumeric(ph7_value *pObj); PH7_PRIVATE ProcMemObjCast PH7_MemObjCastMethod(sxi32 iFlags); PH7_PRIVATE sxi32 PH7_MemObjIsNumeric(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjIsEmpty(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToHashmap(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToObject(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToString(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToReal(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToInteger(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToBool(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToCallback(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_MemObjToResource(ph7_value *pObj); PH7_PRIVATE sxi32 PH7_CheckVarCompat(ph7_value *pObj, int nType); PH7_PRIVATE sxi32 PH7_MemObjSafeStore(ph7_value *pSrc, ph7_value *pDest); PH7_PRIVATE sxi64 PH7_TokenValueToInt64(SyString *pData); /* lex.c function prototypes */ PH7_PRIVATE sxi32 PH7_TokenizeRawText(const char *zInput, sxu32 nLen, SySet *pOut); PH7_PRIVATE sxi32 PH7_TokenizeAerScript(const char *zInput, sxu32 nLen, sxu32 nLineStart, SySet *pOut); /* vm.c function prototypes */ PH7_PRIVATE void PH7_VmReleaseContextValue(ph7_context *pCtx, ph7_value *pValue); PH7_PRIVATE sxi32 PH7_VmInitFuncState(ph7_vm *pVm, ph7_vm_func *pFunc, const char *zName, sxu32 nByte, sxi32 iFlags, void *pUserData); PH7_PRIVATE sxi32 PH7_VmInstallUserFunction(ph7_vm *pVm, ph7_vm_func *pFunc, SyString *pName); PH7_PRIVATE sxi32 PH7_VmCreateClassInstanceFrame(ph7_vm *pVm, ph7_class_instance *pObj); PH7_PRIVATE sxi32 PH7_VmRefObjRemove(ph7_vm *pVm, sxu32 nIdx, SyHashEntry *pEntry, ph7_hashmap_node *pMapEntry); PH7_PRIVATE sxi32 PH7_VmRefObjInstall(ph7_vm *pVm, sxu32 nIdx, SyHashEntry *pEntry, ph7_hashmap_node *pMapEntry, sxi32 iFlags); PH7_PRIVATE sxi32 PH7_VmPushFilePath(ph7_vm *pVm, const char *zPath, int nLen, sxu8 bMain, sxi32 *pNew); PH7_PRIVATE ph7_class *PH7_VmExtractClass(ph7_vm *pVm, const char *zName, sxu32 nByte, sxi32 iLoadable, sxi32 iNest); PH7_PRIVATE sxi32 PH7_VmRegisterConstant(ph7_vm *pVm, const SyString *pName, ProcConstant xExpand, void *pUserData); PH7_PRIVATE sxi32 PH7_VmInstallForeignFunction(ph7_vm *pVm, const SyString *pName, ProcHostFunction xFunc, void *pUserData); PH7_PRIVATE sxi32 PH7_VmInstallClass(ph7_vm *pVm, ph7_class *pClass); PH7_PRIVATE sxi32 PH7_VmBlobConsumer(const void *pSrc, unsigned int nLen, void *pUserData); PH7_PRIVATE ph7_value *PH7_ReserveMemObj(ph7_vm *pVm); PH7_PRIVATE ph7_value *PH7_ReserveConstObj(ph7_vm *pVm, sxu32 *pIndex); PH7_PRIVATE sxi32 PH7_VmOutputConsume(ph7_vm *pVm, SyString *pString); PH7_PRIVATE sxi32 PH7_VmOutputConsumeAp(ph7_vm *pVm, const char *zFormat, va_list ap); PH7_PRIVATE sxi32 PH7_VmMemoryError(ph7_vm *pVm); PH7_PRIVATE sxi32 PH7_VmThrowError(ph7_vm *pVm, sxi32 iErr, const char *zMessage, ...); PH7_PRIVATE void PH7_VmExpandConstantValue(ph7_value *pVal, void *pUserData); PH7_PRIVATE sxi32 PH7_VmDump(ph7_vm *pVm, ProcConsumer xConsumer, void *pUserData); PH7_PRIVATE sxi32 PH7_VmInit(ph7_vm *pVm, ph7 *pEngine, sxbool bDebug); PH7_PRIVATE sxi32 PH7_VmConfigure(ph7_vm *pVm, sxi32 nOp, va_list ap); PH7_PRIVATE sxi32 PH7_VmByteCodeExec(ph7_vm *pVm); PH7_PRIVATE sxi32 PH7_VmRelease(ph7_vm *pVm); PH7_PRIVATE sxi32 PH7_VmReset(ph7_vm *pVm); PH7_PRIVATE sxi32 PH7_VmMakeReady(ph7_vm *pVm); PH7_PRIVATE sxu32 PH7_VmInstrLength(ph7_vm *pVm); PH7_PRIVATE VmInstr *PH7_VmPopInstr(ph7_vm *pVm); PH7_PRIVATE VmInstr *PH7_VmPeekInstr(ph7_vm *pVm); PH7_PRIVATE VmInstr *PH7_VmPeekNextInstr(ph7_vm *pVm); PH7_PRIVATE VmInstr *PH7_VmGetInstr(ph7_vm *pVm, sxu32 nIndex); PH7_PRIVATE SySet *PH7_VmGetByteCodeContainer(ph7_vm *pVm); PH7_PRIVATE sxi32 PH7_VmSetByteCodeContainer(ph7_vm *pVm, SySet *pContainer); PH7_PRIVATE sxi32 PH7_VmEmitInstr(ph7_vm *pVm, sxu32 nLine, sxi32 iOp, sxi32 iP1, sxu32 iP2, void *p3, sxu32 *pIndex); PH7_PRIVATE sxu32 PH7_VmRandomNum(ph7_vm *pVm); PH7_PRIVATE sxi32 PH7_VmCallClassMethod(ph7_vm *pVm, ph7_class_instance *pThis, ph7_class_method *pMethod, ph7_value *pResult, int nArg, ph7_value **apArg); PH7_PRIVATE sxi32 PH7_VmCallUserFunction(ph7_vm *pVm, ph7_value *pFunc, int nArg, ph7_value **apArg, ph7_value *pResult); PH7_PRIVATE sxi32 PH7_VmCallUserFunctionAp(ph7_vm *pVm, ph7_value *pFunc, ph7_value *pResult, ...); PH7_PRIVATE sxi32 PH7_VmUnsetMemObj(ph7_vm *pVm, sxu32 nObjIdx, int bForce); PH7_PRIVATE void PH7_VmRandomString(ph7_vm *pVm, char *zBuf, int nLen); PH7_PRIVATE ph7_class *PH7_VmExtractActiveClass(ph7_vm *pVm, sxi32 iDepth); PH7_PRIVATE int PH7_VmIsCallable(ph7_vm *pVm, ph7_value *pValue, int CallInvoke); PH7_PRIVATE const ph7_io_stream *PH7_VmGetStreamDevice(ph7_vm *pVm, const char **pzDevice, int nByte); PH7_PRIVATE int PH7_Utf8Read( const unsigned char *z, /* First byte of UTF-8 character */ const unsigned char *zTerm, /* Pretend this byte is 0x00 */ const unsigned char **pzNext /* Write first byte past UTF-8 char here */ ); /* parse.c function prototypes */ PH7_PRIVATE sxi32 PH7_ExprMakeTree(ph7_gen_state *pGen, SySet *pExprNode, ph7_expr_node **ppRoot); PH7_PRIVATE sxi32 PH7_GetNextExpr(SyToken *pStart, SyToken *pEnd, SyToken **ppNext); PH7_PRIVATE void PH7_DelimitNestedTokens(SyToken *pIn, SyToken *pEnd, sxu32 nTokStart, sxu32 nTokEnd, SyToken **ppEnd); PH7_PRIVATE const ph7_expr_op *PH7_ExprExtractOperator(SyString *pStr, SyToken *pLast); PH7_PRIVATE sxi32 PH7_ExprFreeTree(ph7_gen_state *pGen, SySet *pNodeSet); /* compile.c function prototypes */ PH7_PRIVATE ProcNodeConstruct PH7_GetNodeHandler(sxu32 nNodeType); PH7_PRIVATE sxi32 PH7_CompileLangConstruct(ph7_gen_state *pGen, sxi32 iCompileFlag); PH7_PRIVATE sxi32 PH7_CompileVariable(ph7_gen_state *pGen, sxi32 iCompileFlag); PH7_PRIVATE sxi32 PH7_CompileLiteral(ph7_gen_state *pGen, sxi32 iCompileFlag); PH7_PRIVATE sxi32 PH7_CompileSimpleString(ph7_gen_state *pGen, sxi32 iCompileFlag); PH7_PRIVATE sxi32 PH7_CompileString(ph7_gen_state *pGen, sxi32 iCompileFlag); PH7_PRIVATE sxi32 PH7_CompileArray(ph7_gen_state *pGen, sxi32 iCompileFlag); PH7_PRIVATE sxi32 PH7_CompileClosure(ph7_gen_state *pGen, sxi32 iCompileFlag); PH7_PRIVATE sxi32 PH7_InitCodeGenerator(ph7_vm *pVm, ProcConsumer xErr, void *pErrData); PH7_PRIVATE sxi32 PH7_ResetCodeGenerator(ph7_vm *pVm, ProcConsumer xErr, void *pErrData); PH7_PRIVATE sxi32 PH7_GenCompileError(ph7_gen_state *pGen, sxi32 nErrType, sxu32 nLine, const char *zFormat, ...); PH7_PRIVATE sxi32 PH7_CompileAerScript(ph7_vm *pVm, SyString *pScript, sxi32 iFlags); /* constant.c function prototypes */ PH7_PRIVATE void PH7_RegisterBuiltInConstant(ph7_vm *pVm); /* builtin.c function prototypes */ PH7_PRIVATE void PH7_RegisterBuiltInFunction(ph7_vm *pVm); /* hashmap.c function prototypes */ PH7_PRIVATE ph7_hashmap *PH7_NewHashmap(ph7_vm *pVm, sxu32(*xIntHash)(sxi64), sxu32(*xBlobHash)(const void *, sxu32)); PH7_PRIVATE sxi32 PH7_HashmapCreateSuper(ph7_vm *pVm); PH7_PRIVATE sxi32 PH7_HashmapRelease(ph7_hashmap *pMap, int FreeDS); PH7_PRIVATE void PH7_HashmapUnref(ph7_hashmap *pMap); PH7_PRIVATE sxi32 PH7_HashmapLookup(ph7_hashmap *pMap, ph7_value *pKey, ph7_hashmap_node **ppNode); PH7_PRIVATE sxi32 PH7_HashmapInsert(ph7_hashmap *pMap, ph7_value *pKey, ph7_value *pVal); PH7_PRIVATE sxi32 PH7_HashmapUnion(ph7_hashmap *pLeft, ph7_hashmap *pRight); PH7_PRIVATE void PH7_HashmapUnlinkNode(ph7_hashmap_node *pNode, int bRestore); PH7_PRIVATE sxi32 PH7_HashmapDup(ph7_hashmap *pSrc, ph7_hashmap *pDest); PH7_PRIVATE sxi32 PH7_HashmapCmp(ph7_hashmap *pLeft, ph7_hashmap *pRight, int bStrict); PH7_PRIVATE void PH7_HashmapResetLoopCursor(ph7_hashmap *pMap); PH7_PRIVATE ph7_hashmap_node *PH7_HashmapGetNextEntry(ph7_hashmap *pMap); PH7_PRIVATE void PH7_HashmapExtractNodeValue(ph7_hashmap_node *pNode, ph7_value *pValue, int bStore); PH7_PRIVATE void PH7_HashmapExtractNodeKey(ph7_hashmap_node *pNode, ph7_value *pKey); PH7_PRIVATE void PH7_RegisterHashmapFunctions(ph7_vm *pVm); PH7_PRIVATE sxi32 PH7_HashmapDump(SyBlob *pOut, ph7_hashmap *pMap, int ShowType, int nTab, int nDepth); PH7_PRIVATE sxi32 PH7_HashmapWalk(ph7_hashmap *pMap, int (*xWalk)(ph7_value *, ph7_value *, void *), void *pUserData); PH7_PRIVATE sxi32 PH7_HashmapCast(ph7_value *pObj, sxi32 nType); PH7_PRIVATE int PH7_HashmapValuesToSet(ph7_hashmap *pMap, SySet *pOut); /* builtin.c function prototypes */ PH7_PRIVATE sxi32 PH7_InputFormat(int (*xConsumer)(ph7_context *, const char *, int, void *), ph7_context *pCtx, const char *zIn, int nByte, int nArg, ph7_value **apArg, void *pUserData, int vf); PH7_PRIVATE sxi32 PH7_ProcessCsv(const char *zInput, int nByte, int delim, int encl, int escape, sxi32(*xConsumer)(const char *, int, void *), void *pUserData); PH7_PRIVATE sxi32 PH7_CsvConsumer(const char *zToken, int nTokenLen, void *pUserData); PH7_PRIVATE sxi32 PH7_StripTagsFromString(ph7_context *pCtx, const char *zIn, int nByte, const char *zTaglist, int nTaglen); PH7_PRIVATE sxi32 PH7_ParseIniString(ph7_context *pCtx, const char *zIn, sxu32 nByte, int bProcessSection); /* oo.c function prototypes */ PH7_PRIVATE ph7_class_info *PH7_NewClassInfo(ph7_vm *pVm, const SyString *pName); PH7_PRIVATE ph7_class *PH7_NewRawClass(ph7_vm *pVm, const SyString *pName); PH7_PRIVATE ph7_class_attr *PH7_NewClassAttr(ph7_vm *pVm, const SyString *pName, sxu32 nLine, sxi32 iProtection, sxi32 iFlags, sxu32 nType); PH7_PRIVATE ph7_class_method *PH7_NewClassMethod(ph7_vm *pVm, ph7_class *pClass, const SyString *pName, sxu32 nLine, sxi32 iProtection, sxi32 iFlags, sxi32 iFuncFlags); PH7_PRIVATE ph7_class_method *PH7_ClassExtractMethod(ph7_class *pClass, const char *zName, sxu32 nByte); PH7_PRIVATE ph7_class_attr *PH7_ClassExtractAttribute(ph7_class *pClass, const char *zName, sxu32 nByte); PH7_PRIVATE sxi32 PH7_ClassInstallAttr(ph7_class *pClass, ph7_class_attr *pAttr); PH7_PRIVATE sxi32 PH7_ClassInstallMethod(ph7_class *pClass, ph7_class_method *pMeth); PH7_PRIVATE sxi32 PH7_ClassInherit(ph7_vm *pVm, ph7_class *pSub, ph7_class *pBase); PH7_PRIVATE sxi32 PH7_ClassInterfaceInherit(ph7_class *pSub, ph7_class *pBase); PH7_PRIVATE sxi32 PH7_ClassImplement(ph7_vm *pVm, ph7_class *pMain, ph7_class *pInterface); PH7_PRIVATE ph7_class_instance *PH7_NewClassInstance(ph7_vm *pVm, ph7_class *pClass); PH7_PRIVATE ph7_class_instance *PH7_CloneClassInstance(ph7_class_instance *pSrc); PH7_PRIVATE sxi32 PH7_ClassInstanceCmp(ph7_class_instance *pLeft, ph7_class_instance *pRight, int bStrict, int iNest); PH7_PRIVATE void PH7_ClassInstanceUnref(ph7_class_instance *pThis); PH7_PRIVATE sxi32 PH7_ClassInstanceDump(SyBlob *pOut, ph7_class_instance *pThis, int ShowType, int nTab, int nDepth); PH7_PRIVATE sxi32 PH7_ClassInstanceCallMagicMethod(ph7_vm *pVm, ph7_class *pClass, ph7_class_instance *pThis, const char *zMethod, sxu32 nByte, const SyString *pAttrName); PH7_PRIVATE ph7_value *PH7_ClassInstanceExtractAttrValue(ph7_class_instance *pThis, VmClassAttr *pAttr); PH7_PRIVATE sxi32 PH7_ClassInstanceToHashmap(ph7_class_instance *pThis, ph7_hashmap *pMap); PH7_PRIVATE sxi32 PH7_ClassInstanceWalk(ph7_class_instance *pThis, int (*xWalk)(const char *, ph7_value *, void *), void *pUserData); PH7_PRIVATE ph7_value *PH7_ClassInstanceFetchAttr(ph7_class_instance *pThis, const SyString *pName); /* vfs.c */ PH7_PRIVATE void *PH7_StreamOpenHandle(ph7_vm *pVm, const ph7_io_stream *pStream, const char *zFile, int iFlags, int use_include, ph7_value *pResource, int bPushInclude, int *pNew); PH7_PRIVATE sxi32 PH7_StreamReadWholeFile(void *pHandle, const ph7_io_stream *pStream, SyBlob *pOut); PH7_PRIVATE void PH7_StreamCloseHandle(const ph7_io_stream *pStream, void *pHandle); PH7_PRIVATE const char *PH7_ExtractDirName(const char *zPath, int nByte, int *pLen); PH7_PRIVATE sxi32 PH7_RegisterIORoutine(ph7_vm *pVm); PH7_PRIVATE const ph7_vfs *PH7_ExportBuiltinVfs(void); PH7_PRIVATE void *PH7_ExportStdin(ph7_vm *pVm); PH7_PRIVATE void *PH7_ExportStdout(ph7_vm *pVm); PH7_PRIVATE void *PH7_ExportStderr(ph7_vm *pVm); /* lib.c function prototypes */ PH7_PRIVATE sxi32 SyArchiveInit(SyArchive *pArch, SyMemBackend *pAllocator, ProcHash xHash, ProcRawStrCmp xCmp); PH7_PRIVATE sxi32 SyArchiveRelease(SyArchive *pArch); PH7_PRIVATE sxi32 SyArchiveResetLoopCursor(SyArchive *pArch); PH7_PRIVATE sxi32 SyArchiveGetNextEntry(SyArchive *pArch, SyArchiveEntry **ppEntry); PH7_PRIVATE sxi32 SyZipExtractFromBuf(SyArchive *pArch, const char *zBuf, sxu32 nLen); PH7_PRIVATE sxi32 SyBinToHexConsumer(const void *pIn, sxu32 nLen, ProcConsumer xConsumer, void *pConsumerData); PH7_PRIVATE sxu32 SyCrc32(const void *pSrc, sxu32 nLen); PH7_PRIVATE void MD5Update(MD5Context *ctx, const unsigned char *buf, unsigned int len); PH7_PRIVATE void MD5Final(unsigned char digest[16], MD5Context *ctx); PH7_PRIVATE sxi32 MD5Init(MD5Context *pCtx); PH7_PRIVATE sxi32 SyMD5Compute(const void *pIn, sxu32 nLen, unsigned char zDigest[16]); PH7_PRIVATE void SHA1Init(SHA1Context *context); PH7_PRIVATE void SHA1Update(SHA1Context *context, const unsigned char *data, unsigned int len); PH7_PRIVATE void SHA1Final(SHA1Context *context, unsigned char digest[20]); PH7_PRIVATE sxi32 SySha1Compute(const void *pIn, sxu32 nLen, unsigned char zDigest[20]); PH7_PRIVATE sxi32 SyRandomness(SyPRNGCtx *pCtx, void *pBuf, sxu32 nLen); PH7_PRIVATE sxi32 SyRandomnessInit(SyPRNGCtx *pCtx, ProcRandomSeed xSeed, void *pUserData); PH7_PRIVATE sxu32 SyBufferFormat(char *zBuf, sxu32 nLen, const char *zFormat, ...); PH7_PRIVATE sxu32 SyBlobFormatAp(SyBlob *pBlob, const char *zFormat, va_list ap); PH7_PRIVATE sxu32 SyBlobFormat(SyBlob *pBlob, const char *zFormat, ...); PH7_PRIVATE sxi32 SyProcFormat(ProcConsumer xConsumer, void *pData, const char *zFormat, ...); PH7_PRIVATE const char *SyTimeGetMonth(sxi32 iMonth); PH7_PRIVATE const char *SyTimeGetDay(sxi32 iDay); PH7_PRIVATE sxi32 SyUriDecode(const char *zSrc, sxu32 nLen, ProcConsumer xConsumer, void *pUserData, int bUTF8); PH7_PRIVATE sxi32 SyUriEncode(const char *zSrc, sxu32 nLen, ProcConsumer xConsumer, void *pUserData); PH7_PRIVATE sxi32 SyLexRelease(SyLex *pLex); PH7_PRIVATE sxi32 SyLexTokenizeInput(SyLex *pLex, const char *zInput, sxu32 nLen, void *pCtxData, ProcSort xSort, ProcCmp xCmp); PH7_PRIVATE sxi32 SyLexInit(SyLex *pLex, SySet *pSet, ProcTokenizer xTokenizer, void *pUserData); PH7_PRIVATE sxi32 SyBase64Decode(const char *zB64, sxu32 nLen, ProcConsumer xConsumer, void *pUserData); PH7_PRIVATE sxi32 SyBase64Encode(const char *zSrc, sxu32 nLen, ProcConsumer xConsumer, void *pUserData); PH7_PRIVATE sxi32 SyStrToReal(const char *zSrc, sxu32 nLen, void *pOutVal, const char **zRest); PH7_PRIVATE sxi32 SyRealPath(const char *zPath, char **fPath); PH7_PRIVATE sxi32 SyBinaryStrToInt64(const char *zSrc, sxu32 nLen, void *pOutVal, const char **zRest); PH7_PRIVATE sxi32 SyOctalStrToInt64(const char *zSrc, sxu32 nLen, void *pOutVal, const char **zRest); PH7_PRIVATE sxi32 SyHexStrToInt64(const char *zSrc, sxu32 nLen, void *pOutVal, const char **zRest); PH7_PRIVATE sxi32 SyHexToint(sxi32 c); PH7_PRIVATE sxi32 SyStrToInt64(const char *zSrc, sxu32 nLen, void *pOutVal, const char **zRest); PH7_PRIVATE sxi32 SyStrToInt32(const char *zSrc, sxu32 nLen, void *pOutVal, const char **zRest); PH7_PRIVATE sxi32 SyStrIsNumeric(const char *zSrc, sxu32 nLen, sxu8 *pReal, const char **pzTail); PH7_PRIVATE SyHashEntry *SyHashLastEntry(SyHash *pHash); PH7_PRIVATE sxi32 SyHashInsert(SyHash *pHash, const void *pKey, sxu32 nKeyLen, void *pUserData); PH7_PRIVATE sxi32 SyHashForEach(SyHash *pHash, sxi32(*xStep)(SyHashEntry *, void *), void *pUserData); PH7_PRIVATE SyHashEntry *SyHashGetNextEntry(SyHash *pHash); PH7_PRIVATE sxi32 SyHashResetLoopCursor(SyHash *pHash); PH7_PRIVATE sxi32 SyHashDeleteEntry2(SyHashEntry *pEntry); PH7_PRIVATE sxi32 SyHashDeleteEntry(SyHash *pHash, const void *pKey, sxu32 nKeyLen, void **ppUserData); PH7_PRIVATE SyHashEntry *SyHashGet(SyHash *pHash, const void *pKey, sxu32 nKeyLen); PH7_PRIVATE sxi32 SyHashRelease(SyHash *pHash); PH7_PRIVATE sxi32 SyHashInit(SyHash *pHash, SyMemBackend *pAllocator, ProcHash xHash, ProcCmp xCmp); PH7_PRIVATE sxu32 SyStrHash(const void *pSrc, sxu32 nLen); PH7_PRIVATE void *SySetAt(SySet *pSet, sxu32 nIdx); PH7_PRIVATE void *SySetPop(SySet *pSet); PH7_PRIVATE void *SySetPeek(SySet *pSet); PH7_PRIVATE sxi32 SySetRelease(SySet *pSet); PH7_PRIVATE sxi32 SySetReset(SySet *pSet); PH7_PRIVATE sxi32 SySetResetCursor(SySet *pSet); PH7_PRIVATE sxi32 SySetGetNextEntry(SySet *pSet, void **ppEntry); PH7_PRIVATE void *SySetPeekCurrentEntry(SySet *pSet); PH7_PRIVATE sxi32 SySetTruncate(SySet *pSet, sxu32 nNewSize); PH7_PRIVATE sxi32 SySetAlloc(SySet *pSet, sxi32 nItem); PH7_PRIVATE sxi32 SySetPut(SySet *pSet, const void *pItem); PH7_PRIVATE sxi32 SySetInit(SySet *pSet, SyMemBackend *pAllocator, sxu32 ElemSize); PH7_PRIVATE sxi32 SyBlobSearch(const void *pBlob, sxu32 nLen, const void *pPattern, sxu32 pLen, sxu32 *pOfft); PH7_PRIVATE sxi32 SyBlobRelease(SyBlob *pBlob); PH7_PRIVATE sxi32 SyBlobReset(SyBlob *pBlob); PH7_PRIVATE sxi32 SyBlobCmp(SyBlob *pLeft, SyBlob *pRight); PH7_PRIVATE sxi32 SyBlobDup(SyBlob *pSrc, SyBlob *pDest); PH7_PRIVATE sxi32 SyBlobNullAppend(SyBlob *pBlob); PH7_PRIVATE sxi32 SyBlobAppend(SyBlob *pBlob, const void *pData, sxu32 nSize); PH7_PRIVATE sxi32 SyBlobReadOnly(SyBlob *pBlob, const void *pData, sxu32 nByte); PH7_PRIVATE sxi32 SyBlobInit(SyBlob *pBlob, SyMemBackend *pAllocator); PH7_PRIVATE sxi32 SyBlobInitFromBuf(SyBlob *pBlob, void *pBuffer, sxu32 nSize); PH7_PRIVATE char *SyMemBackendStrDup(SyMemBackend *pBackend, const char *zSrc, sxu32 nSize); PH7_PRIVATE void *SyMemBackendDup(SyMemBackend *pBackend, const void *pSrc, sxu32 nSize); PH7_PRIVATE sxi32 SyMemBackendRelease(SyMemBackend *pBackend); PH7_PRIVATE sxi32 SyMemBackendInitFromOthers(SyMemBackend *pBackend, const SyMemMethods *pMethods, ProcMemError xMemErr, void *pUserData); PH7_PRIVATE sxi32 SyMemBackendInit(SyMemBackend *pBackend, ProcMemError xMemErr, void *pUserData); PH7_PRIVATE sxi32 SyMemBackendInitFromParent(SyMemBackend *pBackend, SyMemBackend *pParent); PH7_PRIVATE void *SyMemBackendPoolRealloc(SyMemBackend *pBackend, void *pOld, sxu32 nByte); PH7_PRIVATE sxi32 SyMemBackendPoolFree(SyMemBackend *pBackend, void *pChunk); PH7_PRIVATE void *SyMemBackendPoolAlloc(SyMemBackend *pBackend, sxu32 nBytes); PH7_PRIVATE sxi32 SyMemBackendFree(SyMemBackend *pBackend, void *pChunk); PH7_PRIVATE void *SyMemBackendRealloc(SyMemBackend *pBackend, void *pOld, sxu32 nBytes); PH7_PRIVATE void *SyMemBackendAlloc(SyMemBackend *pBackend, sxu32 nBytes); #if defined(PH7_ENABLE_THREADS) PH7_PRIVATE sxi32 SyMemBackendMakeThreadSafe(SyMemBackend *pBackend, const SyMutexMethods *pMethods); PH7_PRIVATE sxi32 SyMemBackendDisbaleMutexing(SyMemBackend *pBackend); #endif PH7_PRIVATE sxu32 SyMemcpy(const void *pSrc, void *pDest, sxu32 nLen); PH7_PRIVATE sxi32 SyMemcmp(const void *pB1, const void *pB2, sxu32 nSize); PH7_PRIVATE void SyZero(void *pSrc, sxu32 nSize); PH7_PRIVATE sxi32 SyStrnicmp(const char *zLeft, const char *zRight, sxu32 SLen); PH7_PRIVATE sxi32 SyStrnmicmp(const void *pLeft, const void *pRight, sxu32 SLen); PH7_PRIVATE sxi32 SyStrncmp(const char *zLeft, const char *zRight, sxu32 nLen); PH7_PRIVATE sxi32 SyByteListFind(const char *zSrc, sxu32 nLen, const char *zList, sxu32 *pFirstPos); PH7_PRIVATE sxi32 SyByteFind2(const char *zStr, sxu32 nLen, sxi32 c, sxu32 *pPos); PH7_PRIVATE sxi32 SyByteFind(const char *zStr, sxu32 nLen, sxi32 c, sxu32 *pPos); PH7_PRIVATE sxu32 SyStrlen(const char *zSrc); PH7_PRIVATE char *SyStrtok(char *str, const char *sep); #if defined(PH7_ENABLE_THREADS) PH7_PRIVATE const SyMutexMethods *SyMutexExportMethods(void); PH7_PRIVATE sxi32 SyMemBackendMakeThreadSafe(SyMemBackend *pBackend, const SyMutexMethods *pMethods); PH7_PRIVATE sxi32 SyMemBackendDisbaleMutexing(SyMemBackend *pBackend); #endif #endif /* __PH7INT_H__ */