/* Copyright (c) 1990-1999 Info-ZIP. All rights reserved. See the accompanying file LICENSE, version 1999-Oct-05 or later (the contents of which are also included in zip.h) for terms of use. If, for some reason, both of these files are missing, the Info-ZIP license also may be found at: ftp://ftp.cdrom.com/pub/infozip/license.html */ /* * routines common to VM/CMS and MVS */ #include "zip.h" #include #include #include #ifndef MVS /* MVS has perfectly good definitions of the following */ int stat(const char *path, struct stat *buf) { if ((buf->fp = fopen(path, "r")) != NULL) { fldata_t fdata; if (fldata( buf->fp, buf->fname, &fdata ) == 0) { buf->st_dev = fdata.__device; buf->st_mode = *(short *)(&fdata); } strcpy( buf->fname, path ); fclose(buf->fp); } return (buf->fp != NULL ? 0 : 1); } #endif /* MVS */ #ifndef UTIL /* the companion #endif is a bit of ways down ... */ #define PAD 0 #define PATH_END '/' /* Library functions not in (most) header files */ #ifdef USE_ZIPMAIN int main OF((void)); #endif int utime OF((char *, ztimbuf *)); extern char *label; local ulg label_time = 0; local ulg label_mode = 0; local time_t label_utim = 0; #ifndef MVS /* MVS has perfectly good definitions of the following */ int fstat(int fd, struct stat *buf) { fldata_t fdata; if ((fd != -1) && (fldata( (FILE *)fd, buf->fname, &fdata ) == 0)) { buf->st_dev = fdata.__device; buf->st_mode = *(short *)(&fdata); buf->fp = (FILE *)fd; return 0; } return -1; } #endif /* MVS */ char *ex2in(x, isdir, pdosflag) char *x; /* external file name */ int isdir; /* input: x is a directory */ int *pdosflag; /* output: force MSDOS file attributes? */ /* Convert the external file name to a zip file name, returning the malloc'ed string or NULL if not enough memory. */ { char *n; /* internal file name (malloc'ed) */ char *t; /* shortened name */ int dosflag; char mem[10] = ""; /* member name */ char ext[10] = ""; /* extension name */ dosflag = dosify; /* default for non-DOS non-OS/2 */ /* Find starting point in name before doing malloc */ for (t = x; *t == '/'; t++) ; /* Make changes, if any, to the copied name (leave original intact) */ if (!pathput) t = last(t, PATH_END); /* Malloc space for internal name and copy it */ if ((n = malloc(strlen(t) + 1)) == NULL) return NULL; strcpy(n, t); #ifdef MVS /* strip quotes from name, non-OE format */ if (*n == '\'' && (t = strrchr(n, '\'')) != n) { if (!*(t+1)) { /* yes, it is a quoted name */ int l = strlen(n) - 2; memmove(n, n+1, l); *(n+l) = '\0'; } } /* Change member names to fn.ext */ if (t = strrchr(n, '(')) { *t = '\0'; strcpy(mem,t+1); /* Save member name */ if (t = strchr(mem, ')')) *t = '\0'; /* Set end of mbr */ /* Save extension */ if (t = strrchr(n, '.')) t++; else t = n; strcpy(ext,t); /* Build name as "member.ext" */ strcpy(t,mem); strcat(t,"."); strcat(t,ext); } /* Change all but the last '.' to '/' */ if (t = strrchr(n, '.')) { while (--t > n) if (*t == '.') *t = '/'; } #else /* On CMS, remove the filemode (all past 2nd '.') */ if (t = strchr(n, '.')) if (t = strchr(t+1, '.')) *t = '\0'; t = n; #endif strcpy(n, t); if (isdir == 42) return n; /* avoid warning on unused variable */ if (dosify) msname(n); /* msname() needs string in native charset */ strtoasc(n, n); /* Returned malloc'ed name */ if (pdosflag) *pdosflag = dosflag; return n; } char *in2ex(n) char *n; /* internal file name */ /* Convert the zip file name to an external file name, returning the malloc'ed string or NULL if not enough memory. */ { char *x; /* external file name */ if ((x = malloc(strlen(n) + 1 + PAD)) == NULL) return NULL; strtoebc(x, n); return x; } void stamp(f, d) char *f; /* name of file to change */ ulg d; /* dos-style time to change it to */ /* Set last updated and accessed time of file f to the DOS time d. */ { ztimbuf u; /* argument for utime() */ /* Convert DOS time to time_t format in u.actime and u.modtime */ u.actime = u.modtime = dos2unixtime(d); utime(f, &u); } ulg filetime(f, a, n, t) char *f; /* name of file to get info on */ ulg *a; /* return value: file attributes */ long *n; /* return value: file size */ iztimes *t; /* return value: access, modific. and creation times */ { FILE *stream; time_t ltime; if (strcmp(f, "-") != 0) { /* if not compressing stdin */ Trace((mesg, "opening file '%s' with '%s'\n", f, FOPR)); if ((stream = fopen(f, FOPR)) == (FILE *)NULL) { return 0; } else { if (n != NULL) { /* With byteseek, this will work */ fseek(stream, 0L, SEEK_END); *n = ftell(stream); Trace((mesg, "file size = %lu\n", *((ulg *)n))); } fclose(stream); } } else { /* Reading from stdin */ if (n != NULL) { *n = -1L; } } /* Return current time for all the times -- for now */ time(<ime); if (t != NULL) t->atime = t->mtime = t->ctime = ltime; /* Set attributes (always a file) */ if (a != NULL) *a = 0; return unix2dostime(<ime); } int set_extra_field(z, z_utim) struct zlist far *z; iztimes *z_utim; /* create extra field and change z->att if desired */ { fldata_t fdata; FILE *stream; char *eb_ptr; #ifdef USE_EF_UT_TIME extent ef_l_len = (EB_HEADSIZE+EB_UT_LEN(1)); #else /* !USE_EF_UT_TIME */ extent ef_l_len = 0; #endif /* ?USE_EF_UT_TIME */ int set_cmsmvs_eb = 0; /*translate_eol = 0;*/ if (aflag == ASCII) { z->att = ASCII; } else { if (bflag) z->att = BINARY; else z->att = __EBCDIC; ef_l_len += sizeof(fdata)+EB_HEADSIZE; set_cmsmvs_eb = 1; } if (ef_l_len > 0) { z->extra = (char *)malloc(ef_l_len); if (z->extra == NULL) { printf("\nFLDATA : Unable to allocate memory !\n"); return ZE_MEM; } z->cext = z->ext = ef_l_len; eb_ptr = z->cextra = z->extra; if (set_cmsmvs_eb) { if (bflag) /*** stream = fopen(z->zname,"rb,type=record"); $RGH$ ***/ stream = fopen(z->name,"rb"); else stream = fopen(z->name,"r"); if (stream == NULL) { printf("\nFLDATA : Could not open file : %s !\n",z->name); printf("Error %d: '%s'\n", errno, strerror(errno)); return ZE_NONE; } fldata(stream,z->name,&fdata); /*put the system ID */ #ifdef VM_CMS *(eb_ptr) = EF_VMCMS & 0xFF; *(eb_ptr+1) = EF_VMCMS >> 8; #else *(eb_ptr) = EF_MVS & 0xFF; *(eb_ptr+1) = EF_MVS >> 8; #endif *(eb_ptr+2) = sizeof(fdata) & 0xFF; *(eb_ptr+3) = sizeof(fdata) >> 8; memcpy(eb_ptr+EB_HEADSIZE,&fdata,sizeof(fdata)); fclose(stream); #ifdef USE_EF_UT_TIME eb_ptr += (sizeof(fdata)+EB_HEADSIZE); #endif /* USE_EF_UT_TIME */ } #ifdef USE_EF_UT_TIME eb_ptr[0] = 0x55; /* ascii[(unsigned)('U')] */ eb_ptr[1] = 0x54; /* ascii[(unsigned)('T')] */ eb_ptr[2] = EB_UT_LEN(1); /* length of data part of e.f. */ eb_ptr[3] = 0; eb_ptr[4] = EB_UT_FL_MTIME; eb_ptr[5] = (char)(z_utim->mtime); eb_ptr[6] = (char)(z_utim->mtime >> 8); eb_ptr[7] = (char)(z_utim->mtime >> 16); eb_ptr[8] = (char)(z_utim->mtime >> 24); #endif /* USE_EF_UT_TIME */ } return ZE_OK; } int deletedir(d) char *d; /* directory to delete */ /* Delete the directory *d if it is empty, do nothing otherwise. Return the result of rmdir(), delete(), or system(). For VMS, d must be in format [x.y]z.dir;1 (not [x.y.z]). */ { return 0; } #ifdef USE_ZIPMAIN /* This function is called as main() to parse arguments */ /* into argc and argv. This is required for stand-alone */ /* execution. This calls the "real" main() when done. */ int main(void) { int argc=0; char *argv[50]; int iArgLen; char argstr[256]; char **pEPLIST, *pCmdStart, *pArgStart, *pArgEnd; /* Get address of extended parameter list from S/370 Register 0 */ pEPLIST = (char **)__xregs(0); /* Null-terminate the argument string */ pCmdStart = *(pEPLIST+0); pArgStart = *(pEPLIST+1); pArgEnd = *(pEPLIST+2); iArgLen = pArgEnd - pCmdStart + 1; /* Make a copy of the command string */ memcpy(argstr, pCmdStart, iArgLen); argstr[iArgLen] = '\0'; /* Null-terminate */ /* Store first token (cmd) */ argv[argc++] = strtok(argstr, " "); /* Store the rest (args) */ while (argv[argc-1]) argv[argc++] = strtok(NULL, " "); argc--; /* Back off last NULL entry */ /* Call "real" main() function */ return zipmain(argc, argv); } #endif /* USE_ZIPMAIN */ #endif /* !UTIL */ /******************************/ /* Function version_local() */ /******************************/ void version_local() { char liblvlmsg [50+1]; char *compiler = "?"; char *platform = "?"; char complevel[64]; /* Map the runtime library level information */ union { unsigned int iVRM; struct { unsigned int pd:4; /* Product designation */ unsigned int vv:4; /* Version */ unsigned int rr:8; /* Release */ unsigned int mm:16; /* Modification level */ } xVRM; } VRM; /* Break down the runtime library level */ VRM.iVRM = __librel(); sprintf(liblvlmsg, "Using runtime library level %s V%dR%dM%d", (VRM.xVRM.pd==1 ? "LE" : "CE"), VRM.xVRM.vv, VRM.xVRM.rr, VRM.xVRM.mm); /* Note: LE = Language Environment, CE = Common Env. (C/370). */ /* This refers ONLY to the current runtimes, not the compiler. */ #ifdef VM_CMS platform = "VM/CMS"; #ifdef __IBMC__ compiler = "IBM C"; #else compiler = "C/370"; #endif #endif #ifdef MVS platform = "MVS"; #ifdef __IBMC__ compiler = "IBM C/C++"; #else compiler = "C/370"; #endif #endif #ifdef __COMPILER_VER__ VRM.iVRM = __COMPILER_VER__; sprintf(complevel," V%dR%dM%d", VRM.xVRM.vv, VRM.xVRM.rr, VRM.xVRM.mm); #else #ifdef __IBMC__ sprintf(complevel," V%dR%d", __IBMC__ / 100, (__IBMC__ % 100)/10); #else complevel[0] = '\0'; #endif #endif printf("Compiled with %s%s for %s%s%s.\n\n", /* Add compiler name and level */ compiler, complevel, /* Add platform */ platform, /* Add timestamp */ #ifdef __DATE__ " on " __DATE__ #ifdef __TIME__ " at " __TIME__ #endif #endif ".\n", liblvlmsg ); } /* end function version_local() */