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1.1 ! root 1: /* ! 2: * ! 3: * UNIX debugger - common definitions ! 4: * ! 5: */ ! 6: ! 7: ! 8: ! 9: /* Layout of a.out file (fsym): ! 10: * ! 11: * header of 8 longwords ! 12: * magic number 410 ! 13: * text size ) ! 14: * data size ) padded with 0 to multiple of 4 bytes ! 15: * bss size ) ! 16: * symbol table size ! 17: * entry address ! 18: * size of text relocation info ! 19: * size of data relocation info ! 20: * ! 21: * ! 22: * header: 0 ! 23: * text: 32 ! 24: * data: 32+textsize ! 25: * text reloc: 32+textsize+datasize ! 26: * data reloc: 32+textsize+datasize+textreloc ! 27: * symbol table: 32+textsize+datasize+textreloc+datareloc ! 28: * ! 29: */ ! 30: ! 31: #include <sys/param.h> ! 32: #include <sys/dir.h> ! 33: #include <sys/psl.h> ! 34: #include <sys/user.h> ! 35: #include "mac.h" ! 36: #include "mode.h" ! 37: ! 38: ! 39: #define VARB 11 ! 40: #define VARD 13 ! 41: #define VARE 14 ! 42: #define VARM 22 ! 43: #define VARS 28 ! 44: #define VART 29 ! 45: ! 46: #define COREMAGIC 0140000 ! 47: ! 48: /* access modes */ ! 49: #define RD 0 ! 50: #define WT 1 ! 51: ! 52: /* access spaces */ ! 53: #define NSP 0 ! 54: #define ISP 1 ! 55: #define DSP 2 ! 56: ! 57: #define STAR 4 ! 58: #define STARCOM 0200 ! 59: #define DSYM 4 ! 60: #define ISYM 4 ! 61: #define ASYM 2 ! 62: #define NSYM 0 ! 63: #define ESYM (-1) ! 64: #define BKPTSET 1 ! 65: #define BKPTEXEC 2 ! 66: #define SYMSIZ 100 ! 67: #define MAXSIG 20 ! 68: ! 69: #define USERPS PSL ! 70: #define USERPC PC ! 71: #define BPT 03 ! 72: #define TBIT 020 ! 73: #define FD 0200 ! 74: ! 75: /* ptracew modes */ ! 76: #define SETTRC 0 ! 77: #define RDUSER 2 ! 78: #define RIUSER 1 ! 79: #define WDUSER 5 ! 80: #define WIUSER 4 ! 81: #define RUREGS 3 ! 82: #define WUREGS 6 ! 83: #define CONTIN 7 ! 84: #define EXIT 8 ! 85: #define SINGLE 9 ! 86: ! 87: #define FROFF (&(0->fpsr)) ! 88: #define FRLEN 25 ! 89: #define FRMAX 6 ! 90: ! 91: /* the quantities involving ctob() are located in the kernel stack. ! 92: /* the others are in the pcb. ! 93: */ ! 94: #define KSP 0 ! 95: #define ESP 4 ! 96: #define SSP 8 ! 97: #ifdef VAX135 ! 98: #define USP (ctob(UPAGES)-5*4) ! 99: #define R0 (ctob(UPAGES)-18*4) ! 100: #define R1 (ctob(UPAGES)-17*4) ! 101: #define R2 (ctob(UPAGES)-16*4) ! 102: #define R3 (ctob(UPAGES)-15*4) ! 103: #define R4 (ctob(UPAGES)-14*4) ! 104: #define R5 (ctob(UPAGES)-13*4) ! 105: #define R6 (ctob(UPAGES)-12*4) ! 106: #define R7 (ctob(UPAGES)-11*4) ! 107: #define R8 (ctob(UPAGES)-10*4) ! 108: #define R9 (ctob(UPAGES)-9*4) ! 109: #define R10 (ctob(UPAGES)-8*4) ! 110: #define R11 (ctob(UPAGES)-7*4) ! 111: #define AP (ctob(UPAGES)-21*4) ! 112: #define FP (ctob(UPAGES)-20*4) ! 113: #define PC (ctob(UPAGES)-2*4) ! 114: #define PSL (ctob(UPAGES)-1*4) ! 115: #else ! 116: #define USP (ctob(UPAGES)-5*4) ! 117: #define R0 (ctob(UPAGES)-19*4) ! 118: #define R1 (ctob(UPAGES)-18*4) ! 119: #define R2 (ctob(UPAGES)-17*4) ! 120: #define R3 (ctob(UPAGES)-16*4) ! 121: #define R4 (ctob(UPAGES)-15*4) ! 122: #define R5 (ctob(UPAGES)-14*4) ! 123: #define R6 (ctob(UPAGES)-13*4) ! 124: #define R7 (ctob(UPAGES)-12*4) ! 125: #define R8 (ctob(UPAGES)-11*4) ! 126: #define R9 (ctob(UPAGES)-10*4) ! 127: #define R10 (ctob(UPAGES)-9*4) ! 128: #define R11 (ctob(UPAGES)-8*4) ! 129: #define AP (ctob(UPAGES)-7*4) ! 130: #define FP (ctob(UPAGES)-6*4) ! 131: #define PC (ctob(UPAGES)-2*4) ! 132: #define PSL (ctob(UPAGES)-1*4) ! 133: #endif ! 134: #define P0BR 80 ! 135: #define P0LR 84 ! 136: #define P1BR 88 ! 137: #define P1LR 92 ! 138: ! 139: #define MAXOFF 255 ! 140: #define MAXPOS 80 ! 141: #define MAXLIN 128 ! 142: #define EOR '\n' ! 143: #define SP ' ' ! 144: #define TB '\t' ! 145: #define QUOTE 0200 ! 146: #define STRIP 0177 ! 147: #define LOBYTE 0377 ! 148: #define EVEN -2 ! 149: ! 150: ! 151: #ifndef vax ! 152: #define leng(a) ((long)((unsigned)(a))) ! 153: #define shorten(a) ((int)(a)) ! 154: #define itol(a,b) (itolws.I[0]=(a), itolws.I[1]=(b), itolws.L) ! 155: #else ! 156: #define leng(a) itol(0,a) ! 157: #define shorten(a) ((short)(a)) ! 158: #define itol(a,b) (itolws.I[0]=(b), itolws.I[1]=(a), itolws.L) ! 159: #endif ! 160: ! 161: ! 162: ! 163: /* result type declarations */ ! 164: L_INT inkdot(); ! 165: SYMPTR lookupsym(); ! 166: SYMPTR symget(); ! 167: POS get(); ! 168: POS chkget(); ! 169: STRING exform(); ! 170: L_INT round(); ! 171: BKPTR scanbkpt(); ! 172: VOID fault(); ! 173: ! 174: ! 175: INT mkfault; ! 176: INT executing; ! 177: L_INT maxoff; ! 178: L_INT maxpos; ! 179: ADDR sigint; ! 180: ADDR sigqit; ! 181: INT wtflag; ! 182: L_INT maxfile; ! 183: L_INT maxstor; ! 184: L_INT txtsiz; ! 185: L_INT datsiz; ! 186: L_INT datbas; ! 187: L_INT stksiz; ! 188: STRING errflg; ! 189: INT magic; ! 190: L_INT entrypt; ! 191: ! 192: CHAR lastc; ! 193: ! 194: STRING symfil; ! 195: STRING corfil; ! 196: MAP txtmap; ! 197: MAP datmap;
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