cond.tab.c File Reference

#include "config.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "msi.h"
#include "msiquery.h"
#include "objbase.h"
#include "oleauto.h"
#include "msipriv.h"
#include "msiserver.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "wine/list.h"

Go to the source code of this file.

Data Structures
struct	COND_input
struct	cond_str
union	YYSTYPE
union	yyalloc
Defines
#define	YYBISON   1
#define	YYBISON_VERSION   "2.4.1"
#define	YYSKELETON_NAME   "yacc.c"
#define	YYPURE   1
#define	YYPUSH   0
#define	YYPULL   1
#define	YYLSP_NEEDED   0
#define	yyparse   cond_parse
#define	yylex   cond_lex
#define	yyerror   cond_error
#define	yylval   cond_lval
#define	yychar   cond_char
#define	yydebug   cond_debug
#define	yynerrs   cond_nerrs
#define	COBJMACROS
#define	YYLEX_PARAM   info
#define	YYPARSE_PARAM   info
#define	YYDEBUG   0
#define	YYERROR_VERBOSE   0
#define	YYTOKEN_TABLE   0
#define	YYTOKENTYPE
#define	YYSTYPE_IS_TRIVIAL   1
#define	yystype   YYSTYPE /* obsolescent; will be withdrawn */
#define	YYSTYPE_IS_DECLARED   1
#define	YYSIZE_T   unsigned int
#define	YYSIZE_MAXIMUM   ((YYSIZE_T) -1)
#define	YY_(msgid)   msgid
#define	YYUSE(e)   ((void) (e))
#define	YYID(n)   (n)
#define	YYSTACK_ALLOC   YYMALLOC
#define	YYSTACK_FREE   YYFREE
#define	YYSTACK_ALLOC_MAXIMUM   YYSIZE_MAXIMUM
#define	YYMALLOC   malloc
#define	YYFREE   free
#define	YYSTACK_GAP_MAXIMUM   (sizeof (union yyalloc) - 1)
#define	YYSTACK_BYTES(N)
#define	YYCOPY(To, From, Count)
#define	YYSTACK_RELOCATE(Stack_alloc, Stack)
#define	YYFINAL   28
#define	YYLAST   71
#define	YYNTOKENS   41
#define	YYNNTS   12
#define	YYNRULES   53
#define	YYNSTATES   70
#define	YYUNDEFTOK   2
#define	YYMAXUTOK   295
#define	YYTRANSLATE(YYX)   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
#define	YYPACT_NINF   -15
#define	YYTABLE_NINF   -1
#define	yyerrok   (yyerrstatus = 0)
#define	yyclearin   (yychar = YYEMPTY)
#define	YYEMPTY   (-2)
#define	YYEOF   0
#define	YYACCEPT   goto yyacceptlab
#define	YYABORT   goto yyabortlab
#define	YYERROR   goto yyerrorlab
#define	YYFAIL   goto yyerrlab
#define	YYRECOVERING()   (!!yyerrstatus)
#define	YYBACKUP(Token, Value)
#define	YYTERROR   1
#define	YYERRCODE   256
#define	YYRHSLOC(Rhs, K)   ((Rhs)[K])
#define	YYLLOC_DEFAULT(Current, Rhs, N)
#define	YY_LOCATION_PRINT(File, Loc)   ((void) 0)
#define	YYLEX   yylex (&yylval, YYLEX_PARAM)
#define	YYDPRINTF(Args)
#define	YY_SYMBOL_PRINT(Title, Type, Value, Location)
#define	YY_STACK_PRINT(Bottom, Top)
#define	YY_REDUCE_PRINT(Rule)
#define	YYINITDEPTH   200
#define	YYMAXDEPTH   10000
#define	YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
Typedefs
typedef unsigned char	yytype_uint8
typedef short int	yytype_int8
typedef unsigned short int	yytype_uint16
typedef short int	yytype_int16
Enumerations
enum	yytokentype {   kBREAK = 258, kCASE = 259, kCATCH = 260, kCONTINUE = 261,   kDEFAULT = 262, kDELETE = 263, kDO = 264, kELSE = 265,   kIF = 266, kFINALLY = 267, kFOR = 268, kIN = 269,   kINSTANCEOF = 270, kNEW = 271, kNULL = 272, kRETURN = 273,   kSWITCH = 274, kTHIS = 275, kTHROW = 276, kTRUE = 277,   kFALSE = 278, kTRY = 279, kTYPEOF = 280, kVAR = 281,   kVOID = 282, kWHILE = 283, kWITH = 284, tANDAND = 285,   tOROR = 286, tINC = 287, tDEC = 288, tHTMLCOMMENT = 289,   kDIVEQ = 290, kFUNCTION = 291, tIdentifier = 292, tAssignOper = 293,   tEqOper = 294, tShiftOper = 295, tRelOper = 296, tNumericLiteral = 297,   tStringLiteral = 298, LOWER_THAN_ELSE = 299, kBREAK = 258, kCASE = 259,   kCATCH = 260, kCONTINUE = 261, kDEFAULT = 262, kDELETE = 263,   kDO = 264, kELSE = 265, kIF = 266, kFINALLY = 267,   kFOR = 268, kIN = 269, kINSTANCEOF = 270, kNEW = 271,   kNULL = 272, kRETURN = 273, kSWITCH = 274, kTHIS = 275,   kTHROW = 276, kTRUE = 277, kFALSE = 278, kTRY = 279,   kTYPEOF = 280, kVAR = 281, kVOID = 282, kWHILE = 283,   kWITH = 284, tANDAND = 285, tOROR = 286, tINC = 287,   tDEC = 288, tHTMLCOMMENT = 289, kDIVEQ = 290, kFUNCTION = 291,   tIdentifier = 292, tAssignOper = 293, tEqOper = 294, tShiftOper = 295,   tRelOper = 296, tNumericLiteral = 297, tStringLiteral = 298, LOWER_THAN_ELSE = 299,   COND_SPACE = 258, COND_EOF = 259, COND_OR = 260, COND_AND = 261,   COND_NOT = 262, COND_XOR = 263, COND_IMP = 264, COND_EQV = 265,   COND_LT = 266, COND_GT = 267, COND_EQ = 268, COND_NE = 269,   COND_GE = 270, COND_LE = 271, COND_ILT = 272, COND_IGT = 273,   COND_IEQ = 274, COND_INE = 275, COND_IGE = 276, COND_ILE = 277,   COND_LPAR = 278, COND_RPAR = 279, COND_TILDA = 280, COND_SS = 281,   COND_ISS = 282, COND_ILHS = 283, COND_IRHS = 284, COND_LHS = 285,   COND_RHS = 286, COND_PERCENT = 287, COND_DOLLARS = 288, COND_QUESTION = 289,   COND_AMPER = 290, COND_EXCLAM = 291, COND_IDENT = 292, COND_NUMBER = 293,   COND_LITER = 294, COND_ERROR = 295, TK_ALTER = 258, TK_AND = 259,   TK_BY = 260, TK_CHAR = 261, TK_COMMA = 262, TK_CREATE = 263,   TK_DELETE = 264, TK_DROP = 265, TK_DISTINCT = 266, TK_DOT = 267,   TK_EQ = 268, TK_FREE = 269, TK_FROM = 270, TK_GE = 271,   TK_GT = 272, TK_HOLD = 273, TK_ADD = 274, TK_ID = 275,   TK_ILLEGAL = 276, TK_INSERT = 277, TK_INT = 278, TK_INTEGER = 279,   TK_INTO = 280, TK_IS = 281, TK_KEY = 282, TK_LE = 283,   TK_LONG = 284, TK_LONGCHAR = 285, TK_LP = 286, TK_LT = 287,   TK_LOCALIZABLE = 288, TK_MINUS = 289, TK_NE = 290, TK_NOT = 291,   TK_NULL = 292, TK_OBJECT = 293, TK_OR = 294, TK_ORDER = 295,   TK_PRIMARY = 296, TK_RP = 297, TK_SELECT = 298, TK_SET = 299,   TK_SHORT = 300, TK_SPACE = 301, TK_STAR = 302, TK_STRING = 303,   TK_TABLE = 304, TK_TEMPORARY = 305, TK_UPDATE = 306, TK_VALUES = 307,   TK_WHERE = 308, TK_WILDCARD = 309, COLUMN = 311, FUNCTION = 312,   COMMENT = 313, UNCLOSED_STRING = 314, SPACE = 315, ILLEGAL = 316,   END_OF_FILE = 317, TK_LIKE = 318, TK_NEGATION = 319, TK_ALTER = 258,   TK_AND = 259, TK_BY = 260, TK_CHAR = 261, TK_COMMA = 262,   TK_CREATE = 263, TK_DELETE = 264, TK_DROP = 265, TK_DISTINCT = 266,   TK_DOT = 267, TK_EQ = 268, TK_FREE = 269, TK_FROM = 270,   TK_GE = 271, TK_GT = 272, TK_HOLD = 273, TK_ADD = 274,   TK_ID = 275, TK_ILLEGAL = 276, TK_INSERT = 277, TK_INT = 278,   TK_INTEGER = 279, TK_INTO = 280, TK_IS = 281, TK_KEY = 282,   TK_LE = 283, TK_LONG = 284, TK_LONGCHAR = 285, TK_LP = 286,   TK_LT = 287, TK_LOCALIZABLE = 288, TK_MINUS = 289, TK_NE = 290,   TK_NOT = 291, TK_NULL = 292, TK_OBJECT = 293, TK_OR = 294,   TK_ORDER = 295, TK_PRIMARY = 296, TK_RP = 297, TK_SELECT = 298,   TK_SET = 299, TK_SHORT = 300, TK_SPACE = 301, TK_STAR = 302,   TK_STRING = 303, TK_TABLE = 304, TK_TEMPORARY = 305, TK_UPDATE = 306,   TK_VALUES = 307, TK_WHERE = 308, TK_WILDCARD = 309, COLUMN = 311,   FUNCTION = 312, COMMENT = 313, UNCLOSED_STRING = 314, SPACE = 315,   ILLEGAL = 316, END_OF_FILE = 317, TK_LIKE = 318, TK_NEGATION = 319,   aIDENTIFIER = 258, aKNOWNTYPE = 259, aNUM = 260, aHEXNUM = 261,   aDOUBLE = 262, aSTRING = 263, aWSTRING = 264, aSQSTRING = 265,   aUUID = 266, aEOF = 267, SHL = 268, SHR = 269,   MEMBERPTR = 270, EQUALITY = 271, INEQUALITY = 272, GREATEREQUAL = 273,   LESSEQUAL = 274, LOGICALOR = 275, LOGICALAND = 276, ELLIPSIS = 277,   tAGGREGATABLE = 278, tALLOCATE = 279, tANNOTATION = 280, tAPPOBJECT = 281,   tASYNC = 282, tASYNCUUID = 283, tAUTOHANDLE = 284, tBINDABLE = 285,   tBOOLEAN = 286, tBROADCAST = 287, tBYTE = 288, tBYTECOUNT = 289,   tCALLAS = 290, tCALLBACK = 291, tCASE = 292, tCDECL = 293,   tCHAR = 294, tCOCLASS = 295, tCODE = 296, tCOMMSTATUS = 297,   tCONST = 298, tCONTEXTHANDLE = 299, tCONTEXTHANDLENOSERIALIZE = 300, tCONTEXTHANDLESERIALIZE = 301,   tCONTROL = 302, tCPPQUOTE = 303, tDECODE = 304, tDEFAULT = 305,   tDEFAULTBIND = 306, tDEFAULTCOLLELEM = 307, tDEFAULTVALUE = 308, tDEFAULTVTABLE = 309,   tDISABLECONSISTENCYCHECK = 310, tDISPLAYBIND = 311, tDISPINTERFACE = 312, tDLLNAME = 313,   tDOUBLE = 314, tDUAL = 315, tENABLEALLOCATE = 316, tENCODE = 317,   tENDPOINT = 318, tENTRY = 319, tENUM = 320, tERRORSTATUST = 321,   tEXPLICITHANDLE = 322, tEXTERN = 323, tFALSE = 324, tFASTCALL = 325,   tFAULTSTATUS = 326, tFLOAT = 327, tFORCEALLOCATE = 328, tHANDLE = 329,   tHANDLET = 330, tHELPCONTEXT = 331, tHELPFILE = 332, tHELPSTRING = 333,   tHELPSTRINGCONTEXT = 334, tHELPSTRINGDLL = 335, tHIDDEN = 336, tHYPER = 337,   tID = 338, tIDEMPOTENT = 339, tIGNORE = 340, tIIDIS = 341,   tIMMEDIATEBIND = 342, tIMPLICITHANDLE = 343, tIMPORT = 344, tIMPORTLIB = 345,   tIN = 346, tIN_LINE = 347, tINLINE = 348, tINPUTSYNC = 349,   tINT = 350, tINT3264 = 351, tINT64 = 352, tINTERFACE = 353,   tLCID = 354, tLENGTHIS = 355, tLIBRARY = 356, tLICENSED = 357,   tLOCAL = 358, tLONG = 359, tMAYBE = 360, tMESSAGE = 361,   tMETHODS = 362, tMODULE = 363, tNOCODE = 364, tNONBROWSABLE = 365,   tNONCREATABLE = 366, tNONEXTENSIBLE = 367, tNOTIFY = 368, tNOTIFYFLAG = 369,   tNULL = 370, tOBJECT = 371, tODL = 372, tOLEAUTOMATION = 373,   tOPTIMIZE = 374, tOPTIONAL = 375, tOUT = 376, tPARTIALIGNORE = 377,   tPASCAL = 378, tPOINTERDEFAULT = 379, tPROGID = 380, tPROPERTIES = 381,   tPROPGET = 382, tPROPPUT = 383, tPROPPUTREF = 384, tPROXY = 385,   tPTR = 386, tPUBLIC = 387, tRANGE = 388, tREADONLY = 389,   tREF = 390, tREGISTER = 391, tREPRESENTAS = 392, tREQUESTEDIT = 393,   tRESTRICTED = 394, tRETVAL = 395, tSAFEARRAY = 396, tSHORT = 397,   tSIGNED = 398, tSIZEIS = 399, tSIZEOF = 400, tSMALL = 401,   tSOURCE = 402, tSTATIC = 403, tSTDCALL = 404, tSTRICTCONTEXTHANDLE = 405,   tSTRING = 406, tSTRUCT = 407, tSWITCH = 408, tSWITCHIS = 409,   tSWITCHTYPE = 410, tTHREADING = 411, tTRANSMITAS = 412, tTRUE = 413,   tTYPEDEF = 414, tUIDEFAULT = 415, tUNION = 416, tUNIQUE = 417,   tUNSIGNED = 418, tUSESGETLASTERROR = 419, tUSERMARSHAL = 420, tUUID = 421,   tV1ENUM = 422, tVARARG = 423, tVERSION = 424, tVIPROGID = 425,   tVOID = 426, tWCHAR = 427, tWIREMARSHAL = 428, tAPARTMENT = 429,   tNEUTRAL = 430, tSINGLE = 431, tFREE = 432, tBOTH = 433,   ADDRESSOF = 434, NEG = 435, POS = 436, PPTR = 437,   CAST = 438, aIDENTIFIER = 258, aKNOWNTYPE = 259, aNUM = 260,   aHEXNUM = 261, aDOUBLE = 262, aSTRING = 263, aWSTRING = 264,   aSQSTRING = 265, aUUID = 266, aEOF = 267, SHL = 268,   SHR = 269, MEMBERPTR = 270, EQUALITY = 271, INEQUALITY = 272,   GREATEREQUAL = 273, LESSEQUAL = 274, LOGICALOR = 275, LOGICALAND = 276,   ELLIPSIS = 277, tAGGREGATABLE = 278, tALLOCATE = 279, tANNOTATION = 280,   tAPPOBJECT = 281, tASYNC = 282, tASYNCUUID = 283, tAUTOHANDLE = 284,   tBINDABLE = 285, tBOOLEAN = 286, tBROADCAST = 287, tBYTE = 288,   tBYTECOUNT = 289, tCALLAS = 290, tCALLBACK = 291, tCASE = 292,   tCDECL = 293, tCHAR = 294, tCOCLASS = 295, tCODE = 296,   tCOMMSTATUS = 297, tCONST = 298, tCONTEXTHANDLE = 299, tCONTEXTHANDLENOSERIALIZE = 300,   tCONTEXTHANDLESERIALIZE = 301, tCONTROL = 302, tCPPQUOTE = 303, tDECODE = 304,   tDEFAULT = 305, tDEFAULTBIND = 306, tDEFAULTCOLLELEM = 307, tDEFAULTVALUE = 308,   tDEFAULTVTABLE = 309, tDISABLECONSISTENCYCHECK = 310, tDISPLAYBIND = 311, tDISPINTERFACE = 312,   tDLLNAME = 313, tDOUBLE = 314, tDUAL = 315, tENABLEALLOCATE = 316,   tENCODE = 317, tENDPOINT = 318, tENTRY = 319, tENUM = 320,   tERRORSTATUST = 321, tEXPLICITHANDLE = 322, tEXTERN = 323, tFALSE = 324,   tFASTCALL = 325, tFAULTSTATUS = 326, tFLOAT = 327, tFORCEALLOCATE = 328,   tHANDLE = 329, tHANDLET = 330, tHELPCONTEXT = 331, tHELPFILE = 332,   tHELPSTRING = 333, tHELPSTRINGCONTEXT = 334, tHELPSTRINGDLL = 335, tHIDDEN = 336,   tHYPER = 337, tID = 338, tIDEMPOTENT = 339, tIGNORE = 340,   tIIDIS = 341, tIMMEDIATEBIND = 342, tIMPLICITHANDLE = 343, tIMPORT = 344,   tIMPORTLIB = 345, tIN = 346, tIN_LINE = 347, tINLINE = 348,   tINPUTSYNC = 349, tINT = 350, tINT3264 = 351, tINT64 = 352,   tINTERFACE = 353, tLCID = 354, tLENGTHIS = 355, tLIBRARY = 356,   tLICENSED = 357, tLOCAL = 358, tLONG = 359, tMAYBE = 360,   tMESSAGE = 361, tMETHODS = 362, tMODULE = 363, tNOCODE = 364,   tNONBROWSABLE = 365, tNONCREATABLE = 366, tNONEXTENSIBLE = 367, tNOTIFY = 368,   tNOTIFYFLAG = 369, tNULL = 370, tOBJECT = 371, tODL = 372,   tOLEAUTOMATION = 373, tOPTIMIZE = 374, tOPTIONAL = 375, tOUT = 376,   tPARTIALIGNORE = 377, tPASCAL = 378, tPOINTERDEFAULT = 379, tPROGID = 380,   tPROPERTIES = 381, tPROPGET = 382, tPROPPUT = 383, tPROPPUTREF = 384,   tPROXY = 385, tPTR = 386, tPUBLIC = 387, tRANGE = 388,   tREADONLY = 389, tREF = 390, tREGISTER = 391, tREPRESENTAS = 392,   tREQUESTEDIT = 393, tRESTRICTED = 394, tRETVAL = 395, tSAFEARRAY = 396,   tSHORT = 397, tSIGNED = 398, tSIZEIS = 399, tSIZEOF = 400,   tSMALL = 401, tSOURCE = 402, tSTATIC = 403, tSTDCALL = 404,   tSTRICTCONTEXTHANDLE = 405, tSTRING = 406, tSTRUCT = 407, tSWITCH = 408,   tSWITCHIS = 409, tSWITCHTYPE = 410, tTHREADING = 411, tTRANSMITAS = 412,   tTRUE = 413, tTYPEDEF = 414, tUIDEFAULT = 415, tUNION = 416,   tUNIQUE = 417, tUNSIGNED = 418, tUSESGETLASTERROR = 419, tUSERMARSHAL = 420,   tUUID = 421, tV1ENUM = 422, tVARARG = 423, tVERSION = 424,   tVIPROGID = 425, tVOID = 426, tWCHAR = 427, tWIREMARSHAL = 428,   tAPARTMENT = 429, tNEUTRAL = 430, tSINGLE = 431, tFREE = 432,   tBOTH = 433, ADDRESSOF = 434, NEG = 435, POS = 436,   PPTR = 437, CAST = 438, tRCINCLUDE = 258, tIF = 259,   tIFDEF = 260, tIFNDEF = 261, tELSE = 262, tELIF = 263,   tENDIF = 264, tDEFINED = 265, tNL = 266, tINCLUDE = 267,   tLINE = 268, tGCCLINE = 269, tERROR = 270, tWARNING = 271,   tPRAGMA = 272, tPPIDENT = 273, tUNDEF = 274, tMACROEND = 275,   tCONCAT = 276, tELIPSIS = 277, tSTRINGIZE = 278, tIDENT = 279,   tLITERAL = 280, tMACRO = 281, tDEFINE = 282, tDQSTRING = 283,   tSQSTRING = 284, tIQSTRING = 285, tUINT = 286, tSINT = 287,   tULONG = 288, tSLONG = 289, tULONGLONG = 290, tSLONGLONG = 291,   tRCINCLUDEPATH = 292, tLOGOR = 293, tLOGAND = 294, tNE = 295,   tEQ = 296, tGTE = 297, tLTE = 298, tRSHIFT = 299,   tLSHIFT = 300, tRCINCLUDE = 258, tIF = 259, tIFDEF = 260,   tIFNDEF = 261, tELSE = 262, tELIF = 263, tENDIF = 264,   tDEFINED = 265, tNL = 266, tINCLUDE = 267, tLINE = 268,   tGCCLINE = 269, tERROR = 270, tWARNING = 271, tPRAGMA = 272,   tPPIDENT = 273, tUNDEF = 274, tMACROEND = 275, tCONCAT = 276,   tELIPSIS = 277, tSTRINGIZE = 278, tIDENT = 279, tLITERAL = 280,   tMACRO = 281, tDEFINE = 282, tDQSTRING = 283, tSQSTRING = 284,   tIQSTRING = 285, tUINT = 286, tSINT = 287, tULONG = 288,   tSLONG = 289, tULONGLONG = 290, tSLONGLONG = 291, tRCINCLUDEPATH = 292,   tLOGOR = 293, tLOGAND = 294, tNE = 295, tEQ = 296,   tGTE = 297, tLTE = 298, tRSHIFT = 299, tLSHIFT = 300 }
Functions
static int	cond_error (const char *str)
	WINE_DEFAULT_DEBUG_CHANNEL (msi)
static LPWSTR	COND_GetString (COND_input *info, const struct cond_str *str)
static LPWSTR	COND_GetLiteral (COND_input *info, const struct cond_str *str)
static int	cond_lex (void *COND_lval, COND_input *info)
static void *	cond_alloc (COND_input *cond, unsigned int sz)
static void *	cond_track_mem (COND_input *cond, void *ptr, unsigned int sz)
static void	cond_free (void *ptr)
static INT	compare_int (INT a, INT operator, INT b)
static INT	compare_string (LPCWSTR a, INT operator, LPCWSTR b, BOOL convert)
static INT	compare_and_free_strings (LPWSTR a, INT op, LPWSTR b, BOOL convert)
static BOOL	num_from_prop (LPCWSTR p, INT *val)
static void	yydestruct (char *yymsg, int yytype, YYSTYPE *yyvaluep) const
int	yyparse ()
int	yyparse (void *YYPARSE_PARAM)
static int	COND_IsAlpha (WCHAR x)
static int	COND_IsNumber (WCHAR x)
static WCHAR *	strstriW (const WCHAR *str, const WCHAR *sub)
static BOOL	str_is_number (LPCWSTR str)
static INT	compare_substring (LPCWSTR a, INT operator, LPCWSTR b)
static int	COND_IsIdent (WCHAR x)
static int	COND_GetOperator (COND_input *cond)
static int	COND_GetOne (struct cond_str *str, COND_input *cond)
MSICONDITION	MSI_EvaluateConditionW (MSIPACKAGE *package, LPCWSTR szCondition)
MSICONDITION WINAPI	MsiEvaluateConditionW (MSIHANDLE hInstall, LPCWSTR szCondition)
MSICONDITION WINAPI	MsiEvaluateConditionA (MSIHANDLE hInstall, LPCSTR szCondition)
Variables
static const yytype_uint8	yytranslate []
static const yytype_uint8	yyr1 []
static const yytype_uint8	yyr2 []
static const yytype_uint8	yydefact []
static const yytype_int8	yydefgoto []
static const yytype_int8	yypact []
static const yytype_int8	yypgoto []
static const yytype_uint8	yytable []
static const yytype_int8	yycheck []
static const yytype_uint8	yystos []