Mercurial > hg > Members > kono > os9 > sbc09

comparison src/vdisk.c @ 158:a4aa3ec95b75

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fix addCurrent
author kono
date Mon, 21 Jan 2019 10:39:50 +0900
parents dc4c7e7ec5c9
children b93996f54090
comparison
equal deleted inserted replaced
157:dc4c7e7ec5c9 158:a4aa3ec95b75
19 #include <fcntl.h> 19 #include <fcntl.h>
20 #include <sys/types.h> 20 #include <sys/types.h>
21 21
22 static int vdiskdebug = 0; // bit 1 trace, bit 2 filename 22 static int vdiskdebug = 0; // bit 1 trace, bit 2 filename
23 23
24 Byte pmmu[8]; // process dat mmu
25
26 extern char *prog ; // for disass 24 extern char *prog ; // for disass
27 #ifdef USE_MMU 25 #ifdef USE_MMU
26 Byte pmmu[8]; // process dat mmu
27
28 extern Byte * mem0(Byte *iphymem, Word adr, Byte *immu) ; 28 extern Byte * mem0(Byte *iphymem, Word adr, Byte *immu) ;
29 // smem physical address using system mmu 29 // smem physical address using system mmu
30 // pmem physical address using caller's mmu 30 // pmem physical address using caller's mmu
31 #define smem(a) mem0(phymem,a,&mem[0x20+IOPAGE]) 31 #define smem(a) mem0(phymem,a,&mem[0x20+IOPAGE])
32 #define pmem(a) mem0(phymem,a,pmmu) 32 #define pmem(a) mem0(phymem,a,pmmu)
92 pd->dir = 0; 92 pd->dir = 0;
93 pd->use = 0; 93 pd->use = 0;
94 pd->fp = 0; 94 pd->fp = 0;
95 pd->mode = 0; 95 pd->mode = 0;
96 free(pd->dirfp); pd->dirfp = 0; 96 free(pd->dirfp); pd->dirfp = 0;
97 // free(pd->name); pd->name = 0; 97 free(pd->name); pd->name = 0;
98 } 98 }
99 99
100 /* 100 /*
101 * keep track current directory ( most recently 256 entry ) 101 * keep track current directory ( most recently 256 entry )
102 * too easy approach 102 * too easy approach
171 } 171 }
172 char *path = (char*)malloc(ps); 172 char *path = (char*)malloc(ps);
173 int i = 0; 173 int i = 0;
174 for(;base[i];i++) path[i] = base[i]; 174 for(;base[i];i++) path[i] = base[i];
175 path[i++] = '/'; 175 path[i++] = '/';
176 for(int j=0;i<ps;j++,i++) path[i] = name[j]; 176 for(int j=0;i<ps-1;j++,i++) path[i] = name[j];
177 path[i] = 0; 177 path[i] = 0;
178 if (i>ps) 178 if (i>ps)
179 printf("overrun i=%d ps=%d\n",i,ps); // err(__LINE__); 179 printf("overrun i=%d ps=%d\n",i,ps); // err(__LINE__);
180 return path; 180 return path;
181 } 181 }
355 pd->dirfp[i+j+2] = dp->d_ino&0xff; 355 pd->dirfp[i+j+2] = dp->d_ino&0xff;
356 i += DIR_SZ; 356 i += DIR_SZ;
357 if (i>pd->sz) 357 if (i>pd->sz)
358 return 0; 358 return 0;
359 } 359 }
360 pd->fp = fmemopen(pd->dirfp,pd->sz,"r"); 360 pd->fp = fmemopen(pd->dirfp,pd->sz+1,"r");
361 return 0; 361 return 0;
362 } 362 }
363 363
364 static void 364 static void
365 os9setdate(Byte *d,time_t * unixtime) { 365 os9setdate(Byte *d,time_t * unixtime) {
398 buf[FD_SIZ+2]=(st.st_size&0xff00)>>8; 398 buf[FD_SIZ+2]=(st.st_size&0xff00)>>8;
399 buf[FD_SIZ+3]=st.st_size&0xff; 399 buf[FD_SIZ+3]=st.st_size&0xff;
400 os9setdate(buf+FD_Creat,&st.st_ctime); 400 os9setdate(buf+FD_Creat,&st.st_ctime);
401 err = 0; 401 err = 0;
402 err1: 402 err1:
403 // free(pd.name); should be free 403 free(pd.name);
404 return err; 404 return err;
405 } 405 }
406 406
407 /* 407 /*
408 * undocumented getstat command 408 * undocumented getstat command
923 ureg = getword(frame+8); 923 ureg = getword(frame+8);
924 pcreg = getword(frame+10)-3; // point os9 swi2 924 pcreg = getword(frame+10)-3; // point os9 swi2
925 prog = (char*)(pmem(pcreg) - pcreg); 925 prog = (char*)(pmem(pcreg) - pcreg);
926 if (*pmem(pcreg)==0 && *pmem(pcreg+1)==0) { 926 if (*pmem(pcreg)==0 && *pmem(pcreg+1)==0) {
927 // may be we are called from system state 927 // may be we are called from system state
928 // of coursel, this may wrong. but in system state, <$50 process has wrong DAT for pc 928 // of course, this may wrong. but in system state, <$50 process has wrong DAT for pc
929 // and we can't know wether we are called from system or user 929 // and we can't know wether we are called from system or user
930 prog = (char*)(smem(pcreg) - pcreg); 930 prog = (char*)(smem(pcreg) - pcreg);
931 } 931 }
932 do_trace(fp); 932 do_trace(fp);
933 } 933 }