Index: head/stand/ficl/loader.c =================================================================== --- head/stand/ficl/loader.c (revision 348248) +++ head/stand/ficl/loader.c (revision 348249) @@ -1,839 +1,856 @@ /*- * Copyright (c) 2000 Daniel Capo Sobral * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ /******************************************************************* ** l o a d e r . c ** Additional FICL words designed for FreeBSD's loader ** *******************************************************************/ #ifdef TESTMAIN #include #include #include #include #include #include #include #else #include #endif #include "bootstrap.h" #include #include #include "ficl.h" /* FreeBSD's loader interaction words and extras * * setenv ( value n name n' -- ) * setenv? ( value n name n' flag -- ) * getenv ( addr n -- addr' n' | -1 ) * unsetenv ( addr n -- ) * copyin ( addr addr' len -- ) * copyout ( addr addr' len -- ) * findfile ( name len type len' -- addr ) * pnpdevices ( -- addr ) * pnphandlers ( -- addr ) * ccall ( [[...[p10] p9] ... p1] n addr -- result ) * uuid-from-string ( addr n -- addr' ) * uuid-to-string ( addr' -- addr n ) * .# ( value -- ) */ void ficlSetenv(FICL_VM *pVM) { #ifndef TESTMAIN char *name, *value; #endif char *namep, *valuep; int names, values; #if FICL_ROBUST > 1 vmCheckStack(pVM, 4, 0); #endif names = stackPopINT(pVM->pStack); namep = (char*) stackPopPtr(pVM->pStack); values = stackPopINT(pVM->pStack); valuep = (char*) stackPopPtr(pVM->pStack); #ifndef TESTMAIN name = (char*) ficlMalloc(names+1); if (!name) vmThrowErr(pVM, "Error: out of memory"); strncpy(name, namep, names); name[names] = '\0'; value = (char*) ficlMalloc(values+1); if (!value) vmThrowErr(pVM, "Error: out of memory"); strncpy(value, valuep, values); value[values] = '\0'; setenv(name, value, 1); ficlFree(name); ficlFree(value); #endif return; } void ficlSetenvq(FICL_VM *pVM) { #ifndef TESTMAIN char *name, *value; #endif char *namep, *valuep; int names, values, overwrite; #if FICL_ROBUST > 1 vmCheckStack(pVM, 5, 0); #endif overwrite = stackPopINT(pVM->pStack); names = stackPopINT(pVM->pStack); namep = (char*) stackPopPtr(pVM->pStack); values = stackPopINT(pVM->pStack); valuep = (char*) stackPopPtr(pVM->pStack); #ifndef TESTMAIN name = (char*) ficlMalloc(names+1); if (!name) vmThrowErr(pVM, "Error: out of memory"); strncpy(name, namep, names); name[names] = '\0'; value = (char*) ficlMalloc(values+1); if (!value) vmThrowErr(pVM, "Error: out of memory"); strncpy(value, valuep, values); value[values] = '\0'; setenv(name, value, overwrite); ficlFree(name); ficlFree(value); #endif return; } void ficlGetenv(FICL_VM *pVM) { #ifndef TESTMAIN char *name, *value; #endif char *namep; int names; #if FICL_ROBUST > 1 vmCheckStack(pVM, 2, 2); #endif names = stackPopINT(pVM->pStack); namep = (char*) stackPopPtr(pVM->pStack); #ifndef TESTMAIN name = (char*) ficlMalloc(names+1); if (!name) vmThrowErr(pVM, "Error: out of memory"); strncpy(name, namep, names); name[names] = '\0'; value = getenv(name); ficlFree(name); if(value != NULL) { stackPushPtr(pVM->pStack, value); stackPushINT(pVM->pStack, strlen(value)); } else #endif stackPushINT(pVM->pStack, -1); return; } void ficlUnsetenv(FICL_VM *pVM) { #ifndef TESTMAIN char *name; #endif char *namep; int names; #if FICL_ROBUST > 1 vmCheckStack(pVM, 2, 0); #endif names = stackPopINT(pVM->pStack); namep = (char*) stackPopPtr(pVM->pStack); #ifndef TESTMAIN name = (char*) ficlMalloc(names+1); if (!name) vmThrowErr(pVM, "Error: out of memory"); strncpy(name, namep, names); name[names] = '\0'; unsetenv(name); ficlFree(name); #endif return; } void ficlCopyin(FICL_VM *pVM) { void* src; vm_offset_t dest; size_t len; #if FICL_ROBUST > 1 vmCheckStack(pVM, 3, 0); #endif len = stackPopINT(pVM->pStack); dest = stackPopINT(pVM->pStack); src = stackPopPtr(pVM->pStack); #ifndef TESTMAIN archsw.arch_copyin(src, dest, len); #endif return; } void ficlCopyout(FICL_VM *pVM) { void* dest; vm_offset_t src; size_t len; #if FICL_ROBUST > 1 vmCheckStack(pVM, 3, 0); #endif len = stackPopINT(pVM->pStack); dest = stackPopPtr(pVM->pStack); src = stackPopINT(pVM->pStack); #ifndef TESTMAIN archsw.arch_copyout(src, dest, len); #endif return; } void ficlFindfile(FICL_VM *pVM) { #ifndef TESTMAIN char *name, *type; #endif char *namep, *typep; struct preloaded_file* fp; int names, types; #if FICL_ROBUST > 1 vmCheckStack(pVM, 4, 1); #endif types = stackPopINT(pVM->pStack); typep = (char*) stackPopPtr(pVM->pStack); names = stackPopINT(pVM->pStack); namep = (char*) stackPopPtr(pVM->pStack); #ifndef TESTMAIN name = (char*) ficlMalloc(names+1); if (!name) vmThrowErr(pVM, "Error: out of memory"); strncpy(name, namep, names); name[names] = '\0'; type = (char*) ficlMalloc(types+1); if (!type) vmThrowErr(pVM, "Error: out of memory"); strncpy(type, typep, types); type[types] = '\0'; fp = file_findfile(name, type); #else fp = NULL; #endif stackPushPtr(pVM->pStack, fp); return; } void ficlCcall(FICL_VM *pVM) { int (*func)(int, ...); int result, p[10]; int nparam, i; #if FICL_ROBUST > 1 vmCheckStack(pVM, 2, 0); #endif func = stackPopPtr(pVM->pStack); nparam = stackPopINT(pVM->pStack); #if FICL_ROBUST > 1 vmCheckStack(pVM, nparam, 1); #endif for (i = 0; i < nparam; i++) p[i] = stackPopINT(pVM->pStack); result = func(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], p[8], p[9]); stackPushINT(pVM->pStack, result); return; } void ficlUuidFromString(FICL_VM *pVM) { #ifndef TESTMAIN char *uuid; uint32_t status; #endif char *uuidp; int uuids; uuid_t *u; #if FICL_ROBUST > 1 vmCheckStack(pVM, 2, 0); #endif uuids = stackPopINT(pVM->pStack); uuidp = (char *) stackPopPtr(pVM->pStack); #ifndef TESTMAIN uuid = (char *)ficlMalloc(uuids + 1); if (!uuid) vmThrowErr(pVM, "Error: out of memory"); strncpy(uuid, uuidp, uuids); uuid[uuids] = '\0'; u = (uuid_t *)ficlMalloc(sizeof (*u)); uuid_from_string(uuid, u, &status); ficlFree(uuid); if (status != uuid_s_ok) { ficlFree(u); u = NULL; } #else u = NULL; #endif stackPushPtr(pVM->pStack, u); return; } void ficlUuidToString(FICL_VM *pVM) { #ifndef TESTMAIN char *uuid; uint32_t status; #endif uuid_t *u; #if FICL_ROBUST > 1 vmCheckStack(pVM, 1, 0); #endif u = (uuid_t *)stackPopPtr(pVM->pStack); #ifndef TESTMAIN uuid_to_string(u, &uuid, &status); if (status != uuid_s_ok) { stackPushPtr(pVM->pStack, uuid); stackPushINT(pVM->pStack, strlen(uuid)); } else #endif stackPushINT(pVM->pStack, -1); return; } /************************************************************************** f i c l E x e c F D ** reads in text from file fd and passes it to ficlExec() * returns VM_OUTOFTEXT on success or the ficlExec() error code on * failure. */ #define nLINEBUF 256 int ficlExecFD(FICL_VM *pVM, int fd) { char cp[nLINEBUF]; int nLine = 0, rval = VM_OUTOFTEXT; char ch; CELL id; id = pVM->sourceID; pVM->sourceID.i = fd; /* feed each line to ficlExec */ while (1) { int status, i; i = 0; while ((status = read(fd, &ch, 1)) > 0 && ch != '\n') cp[i++] = ch; nLine++; if (!i) { if (status < 1) break; continue; } rval = ficlExecC(pVM, cp, i); if(rval != VM_QUIT && rval != VM_USEREXIT && rval != VM_OUTOFTEXT) { pVM->sourceID = id; return rval; } } /* ** Pass an empty line with SOURCE-ID == -1 to flush ** any pending REFILLs (as required by FILE wordset) */ pVM->sourceID.i = -1; ficlExec(pVM, ""); pVM->sourceID = id; return rval; } static void displayCellNoPad(FICL_VM *pVM) { CELL c; #if FICL_ROBUST > 1 vmCheckStack(pVM, 1, 0); #endif c = stackPop(pVM->pStack); ltoa((c).i, pVM->pad, pVM->base); vmTextOut(pVM, pVM->pad, 0); return; } /* isdir? - Return whether an fd corresponds to a directory. * * isdir? ( fd -- bool ) */ static void isdirQuestion(FICL_VM *pVM) { struct stat sb; FICL_INT flag; int fd; #if FICL_ROBUST > 1 vmCheckStack(pVM, 1, 1); #endif fd = stackPopINT(pVM->pStack); flag = FICL_FALSE; do { if (fd < 0) break; if (fstat(fd, &sb) < 0) break; if (!S_ISDIR(sb.st_mode)) break; flag = FICL_TRUE; } while (0); stackPushINT(pVM->pStack, flag); } /* fopen - open a file and return new fd on stack. * * fopen ( ptr count mode -- fd ) */ static void pfopen(FICL_VM *pVM) { int mode, fd, count; char *ptr, *name; #if FICL_ROBUST > 1 vmCheckStack(pVM, 3, 1); #endif mode = stackPopINT(pVM->pStack); /* get mode */ count = stackPopINT(pVM->pStack); /* get count */ ptr = stackPopPtr(pVM->pStack); /* get ptr */ if ((count < 0) || (ptr == NULL)) { stackPushINT(pVM->pStack, -1); return; } /* ensure that the string is null terminated */ name = (char *)malloc(count+1); bcopy(ptr,name,count); name[count] = 0; /* open the file */ fd = open(name, mode); +#ifdef LOADER_VERIEXEC + if (fd >= 0) { + if (verify_file(fd, name, 0, VE_GUESS) < 0) { + /* not verified writing ok but reading is not */ + if ((mode & O_ACCMODE) != O_WRONLY) { + close(fd); + fd = -1; + } + } else { + /* verified reading ok but writing is not */ + if ((mode & O_ACCMODE) != O_RDONLY) { + close(fd); + fd = -1; + } + } + } +#endif free(name); stackPushINT(pVM->pStack, fd); return; } /* fclose - close a file who's fd is on stack. * * fclose ( fd -- ) */ static void pfclose(FICL_VM *pVM) { int fd; #if FICL_ROBUST > 1 vmCheckStack(pVM, 1, 0); #endif fd = stackPopINT(pVM->pStack); /* get fd */ if (fd != -1) close(fd); return; } /* fread - read file contents * * fread ( fd buf nbytes -- nread ) */ static void pfread(FICL_VM *pVM) { int fd, len; char *buf; #if FICL_ROBUST > 1 vmCheckStack(pVM, 3, 1); #endif len = stackPopINT(pVM->pStack); /* get number of bytes to read */ buf = stackPopPtr(pVM->pStack); /* get buffer */ fd = stackPopINT(pVM->pStack); /* get fd */ if (len > 0 && buf && fd != -1) stackPushINT(pVM->pStack, read(fd, buf, len)); else stackPushINT(pVM->pStack, -1); return; } /* freaddir - read directory contents * * freaddir ( fd -- ptr len TRUE | FALSE ) */ static void pfreaddir(FICL_VM *pVM) { #ifdef TESTMAIN static struct dirent dirent; struct stat sb; char *buf; off_t off, ptr; u_int blksz; int bufsz; #endif struct dirent *d; int fd; #if FICL_ROBUST > 1 vmCheckStack(pVM, 1, 3); #endif fd = stackPopINT(pVM->pStack); #if TESTMAIN /* * The readdirfd() function is specific to the loader environment. * We do the best we can to make freaddir work, but it's not at * all guaranteed. */ d = NULL; buf = NULL; do { if (fd == -1) break; if (fstat(fd, &sb) == -1) break; blksz = (sb.st_blksize) ? sb.st_blksize : getpagesize(); if ((blksz & (blksz - 1)) != 0) break; buf = malloc(blksz); if (buf == NULL) break; off = lseek(fd, 0LL, SEEK_CUR); if (off == -1) break; ptr = off; if (lseek(fd, 0, SEEK_SET) == -1) break; bufsz = getdents(fd, buf, blksz); while (bufsz > 0 && bufsz <= ptr) { ptr -= bufsz; bufsz = getdents(fd, buf, blksz); } if (bufsz <= 0) break; d = (void *)(buf + ptr); dirent = *d; off += d->d_reclen; d = (lseek(fd, off, SEEK_SET) != off) ? NULL : &dirent; } while (0); if (buf != NULL) free(buf); #else d = readdirfd(fd); #endif if (d != NULL) { stackPushPtr(pVM->pStack, d->d_name); stackPushINT(pVM->pStack, strlen(d->d_name)); stackPushINT(pVM->pStack, FICL_TRUE); } else { stackPushINT(pVM->pStack, FICL_FALSE); } } /* fload - interpret file contents * * fload ( fd -- ) */ static void pfload(FICL_VM *pVM) { int fd; #if FICL_ROBUST > 1 vmCheckStack(pVM, 1, 0); #endif fd = stackPopINT(pVM->pStack); /* get fd */ if (fd != -1) ficlExecFD(pVM, fd); return; } /* fwrite - write file contents * * fwrite ( fd buf nbytes -- nwritten ) */ static void pfwrite(FICL_VM *pVM) { int fd, len; char *buf; #if FICL_ROBUST > 1 vmCheckStack(pVM, 3, 1); #endif len = stackPopINT(pVM->pStack); /* get number of bytes to read */ buf = stackPopPtr(pVM->pStack); /* get buffer */ fd = stackPopINT(pVM->pStack); /* get fd */ if (len > 0 && buf && fd != -1) stackPushINT(pVM->pStack, write(fd, buf, len)); else stackPushINT(pVM->pStack, -1); return; } /* fseek - seek to a new position in a file * * fseek ( fd ofs whence -- pos ) */ static void pfseek(FICL_VM *pVM) { int fd, pos, whence; #if FICL_ROBUST > 1 vmCheckStack(pVM, 3, 1); #endif whence = stackPopINT(pVM->pStack); pos = stackPopINT(pVM->pStack); fd = stackPopINT(pVM->pStack); stackPushINT(pVM->pStack, lseek(fd, pos, whence)); return; } /* key - get a character from stdin * * key ( -- char ) */ static void key(FICL_VM *pVM) { #if FICL_ROBUST > 1 vmCheckStack(pVM, 0, 1); #endif stackPushINT(pVM->pStack, getchar()); return; } /* key? - check for a character from stdin (FACILITY) * * key? ( -- flag ) */ static void keyQuestion(FICL_VM *pVM) { #if FICL_ROBUST > 1 vmCheckStack(pVM, 0, 1); #endif #ifdef TESTMAIN /* XXX Since we don't fiddle with termios, let it always succeed... */ stackPushINT(pVM->pStack, FICL_TRUE); #else /* But here do the right thing. */ stackPushINT(pVM->pStack, ischar()? FICL_TRUE : FICL_FALSE); #endif return; } /* seconds - gives number of seconds since beginning of time * * beginning of time is defined as: * * BTX - number of seconds since midnight * FreeBSD - number of seconds since Jan 1 1970 * * seconds ( -- u ) */ static void pseconds(FICL_VM *pVM) { #if FICL_ROBUST > 1 vmCheckStack(pVM,0,1); #endif stackPushUNS(pVM->pStack, (FICL_UNS) time(NULL)); return; } /* ms - wait at least that many milliseconds (FACILITY) * * ms ( u -- ) * */ static void ms(FICL_VM *pVM) { #if FICL_ROBUST > 1 vmCheckStack(pVM,1,0); #endif #ifdef TESTMAIN usleep(stackPopUNS(pVM->pStack)*1000); #else delay(stackPopUNS(pVM->pStack)*1000); #endif return; } /* fkey - get a character from a file * * fkey ( file -- char ) */ static void fkey(FICL_VM *pVM) { int i, fd; char ch; #if FICL_ROBUST > 1 vmCheckStack(pVM, 1, 1); #endif fd = stackPopINT(pVM->pStack); i = read(fd, &ch, 1); stackPushINT(pVM->pStack, i > 0 ? ch : -1); return; } /* ** Retrieves free space remaining on the dictionary */ static void freeHeap(FICL_VM *pVM) { stackPushINT(pVM->pStack, dictCellsAvail(ficlGetDict(pVM->pSys))); } /******************* Increase dictionary size on-demand ******************/ static void ficlDictThreshold(FICL_VM *pVM) { stackPushPtr(pVM->pStack, &dictThreshold); } static void ficlDictIncrease(FICL_VM *pVM) { stackPushPtr(pVM->pStack, &dictIncrease); } /************************************************************************** f i c l C o m p i l e P l a t f o r m ** Build FreeBSD platform extensions into the system dictionary **************************************************************************/ void ficlCompilePlatform(FICL_SYSTEM *pSys) { ficlCompileFcn **fnpp; FICL_DICT *dp = pSys->dp; assert (dp); dictAppendWord(dp, ".#", displayCellNoPad, FW_DEFAULT); dictAppendWord(dp, "isdir?", isdirQuestion, FW_DEFAULT); dictAppendWord(dp, "fopen", pfopen, FW_DEFAULT); dictAppendWord(dp, "fclose", pfclose, FW_DEFAULT); dictAppendWord(dp, "fread", pfread, FW_DEFAULT); dictAppendWord(dp, "freaddir", pfreaddir, FW_DEFAULT); dictAppendWord(dp, "fload", pfload, FW_DEFAULT); dictAppendWord(dp, "fkey", fkey, FW_DEFAULT); dictAppendWord(dp, "fseek", pfseek, FW_DEFAULT); dictAppendWord(dp, "fwrite", pfwrite, FW_DEFAULT); dictAppendWord(dp, "key", key, FW_DEFAULT); dictAppendWord(dp, "key?", keyQuestion, FW_DEFAULT); dictAppendWord(dp, "ms", ms, FW_DEFAULT); dictAppendWord(dp, "seconds", pseconds, FW_DEFAULT); dictAppendWord(dp, "heap?", freeHeap, FW_DEFAULT); dictAppendWord(dp, "dictthreshold", ficlDictThreshold, FW_DEFAULT); dictAppendWord(dp, "dictincrease", ficlDictIncrease, FW_DEFAULT); dictAppendWord(dp, "setenv", ficlSetenv, FW_DEFAULT); dictAppendWord(dp, "setenv?", ficlSetenvq, FW_DEFAULT); dictAppendWord(dp, "getenv", ficlGetenv, FW_DEFAULT); dictAppendWord(dp, "unsetenv", ficlUnsetenv, FW_DEFAULT); dictAppendWord(dp, "copyin", ficlCopyin, FW_DEFAULT); dictAppendWord(dp, "copyout", ficlCopyout, FW_DEFAULT); dictAppendWord(dp, "findfile", ficlFindfile, FW_DEFAULT); dictAppendWord(dp, "ccall", ficlCcall, FW_DEFAULT); dictAppendWord(dp, "uuid-from-string", ficlUuidFromString, FW_DEFAULT); dictAppendWord(dp, "uuid-to-string", ficlUuidToString, FW_DEFAULT); SET_FOREACH(fnpp, Xficl_compile_set) (*fnpp)(pSys); #if defined(__i386__) ficlSetEnv(pSys, "arch-i386", FICL_TRUE); ficlSetEnv(pSys, "arch-powerpc", FICL_FALSE); #elif defined(__powerpc__) ficlSetEnv(pSys, "arch-i386", FICL_FALSE); ficlSetEnv(pSys, "arch-powerpc", FICL_TRUE); #endif return; } Index: head/stand/ficl.mk =================================================================== --- head/stand/ficl.mk (revision 348248) +++ head/stand/ficl.mk (revision 348249) @@ -1,18 +1,22 @@ # $FreeBSD$ # Common flags to build FICL related files .if ${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 1 FICL_CPUARCH= i386 .elif ${MACHINE_ARCH:Mmips64*} != "" FICL_CPUARCH= mips64 .else FICL_CPUARCH= ${MACHINE_CPUARCH} .endif .if ${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 0 CFLAGS+= -fPIC .endif CFLAGS+= -I${FICLSRC} -I${FICLSRC}/${FICL_CPUARCH} -I${LDRSRC} CFLAGS+= -DBF_DICTSIZE=15000 + +.if ${MK_LOADER_VERIEXEC} != "no" +CFLAGS+= -DLOADER_VERIEXEC -I${SRCTOP}/lib/libsecureboot/h +.endif Index: head/stand/libsa/stand.h =================================================================== --- head/stand/libsa/stand.h (revision 348248) +++ head/stand/libsa/stand.h (revision 348249) @@ -1,448 +1,449 @@ /* * Copyright (c) 1998 Michael Smith. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ * From $NetBSD: stand.h,v 1.22 1997/06/26 19:17:40 drochner Exp $ */ /*- * Copyright (c) 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)stand.h 8.1 (Berkeley) 6/11/93 */ #ifndef STAND_H #define STAND_H #include #include #include #include /* this header intentionally exports NULL from */ #include #define strcoll(a, b) strcmp((a), (b)) #define CHK(fmt, args...) printf("%s(%d): " fmt "\n", __func__, __LINE__ , ##args) #define PCHK(fmt, args...) {printf("%s(%d): " fmt "\n", __func__, __LINE__ , ##args); getchar();} #include /* special stand error codes */ #define EADAPT (ELAST+1) /* bad adaptor */ #define ECTLR (ELAST+2) /* bad controller */ #define EUNIT (ELAST+3) /* bad unit */ #define ESLICE (ELAST+4) /* bad slice */ #define EPART (ELAST+5) /* bad partition */ #define ERDLAB (ELAST+6) /* can't read disk label */ #define EUNLAB (ELAST+7) /* unlabeled disk */ #define EOFFSET (ELAST+8) /* relative seek not supported */ #define ESALAST (ELAST+8) /* */ /* Partial signal emulation for sig_atomic_t */ #include struct open_file; /* * This structure is used to define file system operations in a file system * independent way. * * XXX note that filesystem providers should export a pointer to their fs_ops * struct, so that consumers can reference this and thus include the * filesystems that they require. */ struct fs_ops { const char *fs_name; int (*fo_open)(const char *path, struct open_file *f); int (*fo_close)(struct open_file *f); int (*fo_read)(struct open_file *f, void *buf, size_t size, size_t *resid); int (*fo_write)(struct open_file *f, const void *buf, size_t size, size_t *resid); off_t (*fo_seek)(struct open_file *f, off_t offset, int where); int (*fo_stat)(struct open_file *f, struct stat *sb); int (*fo_readdir)(struct open_file *f, struct dirent *d); }; /* * libstand-supplied filesystems */ extern struct fs_ops ufs_fsops; extern struct fs_ops tftp_fsops; extern struct fs_ops nfs_fsops; extern struct fs_ops cd9660_fsops; extern struct fs_ops nandfs_fsops; extern struct fs_ops gzipfs_fsops; extern struct fs_ops bzipfs_fsops; extern struct fs_ops dosfs_fsops; extern struct fs_ops ext2fs_fsops; extern struct fs_ops splitfs_fsops; extern struct fs_ops pkgfs_fsops; /* where values for lseek(2) */ #define SEEK_SET 0 /* set file offset to offset */ #define SEEK_CUR 1 /* set file offset to current plus offset */ #define SEEK_END 2 /* set file offset to EOF plus offset */ /* * Device switch */ struct devsw { const char dv_name[8]; int dv_type; /* opaque type constant, arch-dependant */ #define DEVT_NONE 0 #define DEVT_DISK 1 #define DEVT_NET 2 #define DEVT_CD 3 #define DEVT_ZFS 4 #define DEVT_FD 5 int (*dv_init)(void); /* early probe call */ int (*dv_strategy)(void *devdata, int rw, daddr_t blk, size_t size, char *buf, size_t *rsize); int (*dv_open)(struct open_file *f, ...); int (*dv_close)(struct open_file *f); int (*dv_ioctl)(struct open_file *f, u_long cmd, void *data); int (*dv_print)(int verbose); /* print device information */ void (*dv_cleanup)(void); }; /* * libstand-supplied device switch */ extern struct devsw netdev; extern int errno; /* * Generic device specifier; architecture-dependent * versions may be larger, but should be allowed to * overlap. */ struct devdesc { struct devsw *d_dev; int d_unit; void *d_opendata; }; struct open_file { int f_flags; /* see F_* below */ struct devsw *f_dev; /* pointer to device operations */ void *f_devdata; /* device specific data */ struct fs_ops *f_ops; /* pointer to file system operations */ void *f_fsdata; /* file system specific data */ off_t f_offset; /* current file offset */ char *f_rabuf; /* readahead buffer pointer */ size_t f_ralen; /* valid data in readahead buffer */ off_t f_raoffset; /* consumer offset in readahead buffer */ #define SOPEN_RASIZE 512 }; #define SOPEN_MAX 64 extern struct open_file files[]; /* f_flags values */ #define F_READ 0x0001 /* file opened for reading */ #define F_WRITE 0x0002 /* file opened for writing */ #define F_RAW 0x0004 /* raw device open - no file system */ #define F_NODEV 0x0008 /* network open - no device */ #define F_MASK 0xFFFF /* Mode modifier for strategy() */ #define F_NORA (0x01 << 16) /* Disable Read-Ahead */ #define isascii(c) (((c) & ~0x7F) == 0) static __inline int isupper(int c) { return c >= 'A' && c <= 'Z'; } static __inline int islower(int c) { return c >= 'a' && c <= 'z'; } static __inline int isspace(int c) { return c == ' ' || (c >= 0x9 && c <= 0xd); } static __inline int isdigit(int c) { return c >= '0' && c <= '9'; } static __inline int isxdigit(int c) { return isdigit(c) || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F'); } static __inline int isalpha(int c) { return isupper(c) || islower(c); } static __inline int isalnum(int c) { return isalpha(c) || isdigit(c); } static __inline int iscntrl(int c) { return (c >= 0 && c < ' ') || c == 127; } static __inline int isgraph(int c) { return c >= '!' && c <= '~'; } static __inline int ispunct(int c) { return (c >= '!' && c <= '/') || (c >= ':' && c <= '@') || (c >= '[' && c <= '`') || (c >= '{' && c <= '~'); } static __inline int toupper(int c) { return islower(c) ? c - 'a' + 'A' : c; } static __inline int tolower(int c) { return isupper(c) ? c - 'A' + 'a' : c; } /* sbrk emulation */ extern void setheap(void *base, void *top); extern char *sbrk(int incr); extern void *reallocf(void *ptr, size_t size); extern void mallocstats(void); extern int printf(const char *fmt, ...) __printflike(1, 2); extern int asprintf(char **buf, const char *cfmt, ...) __printflike(2, 3); extern int sprintf(char *buf, const char *cfmt, ...) __printflike(2, 3); extern int snprintf(char *buf, size_t size, const char *cfmt, ...) __printflike(3, 4); extern int vprintf(const char *fmt, __va_list); extern int vsprintf(char *buf, const char *cfmt, __va_list); extern int vsnprintf(char *buf, size_t size, const char *cfmt, __va_list); extern void twiddle(u_int callerdiv); extern void twiddle_divisor(u_int globaldiv); extern void ngets(char *, int); #define gets(x) ngets((x), 0) extern int fgetstr(char *buf, int size, int fd); extern int open(const char *, int); #define O_RDONLY 0x0 #define O_WRONLY 0x1 #define O_RDWR 0x2 +#define O_ACCMODE 0x3 /* NOT IMPLEMENTED */ #define O_CREAT 0x0200 /* create if nonexistent */ #define O_TRUNC 0x0400 /* truncate to zero length */ extern int close(int); extern void closeall(void); extern ssize_t read(int, void *, size_t); extern ssize_t write(int, const void *, size_t); extern struct dirent *readdirfd(int); extern void srandom(unsigned int); extern long random(void); /* imports from stdlib, locally modified */ extern char *optarg; /* getopt(3) external variables */ extern int optind, opterr, optopt, optreset; extern int getopt(int, char * const [], const char *); /* pager.c */ extern void pager_open(void); extern void pager_close(void); extern int pager_output(const char *lines); extern int pager_file(const char *fname); /* No signal state to preserve */ #define setjmp _setjmp #define longjmp _longjmp /* environment.c */ #define EV_DYNAMIC (1<<0) /* value was dynamically allocated, free if changed/unset */ #define EV_VOLATILE (1<<1) /* value is volatile, make a copy of it */ #define EV_NOHOOK (1<<2) /* don't call hook when setting */ struct env_var; typedef char *(ev_format_t)(struct env_var *ev); typedef int (ev_sethook_t)(struct env_var *ev, int flags, const void *value); typedef int (ev_unsethook_t)(struct env_var *ev); struct env_var { char *ev_name; int ev_flags; void *ev_value; ev_sethook_t *ev_sethook; ev_unsethook_t *ev_unsethook; struct env_var *ev_next, *ev_prev; }; extern struct env_var *environ; extern struct env_var *env_getenv(const char *name); extern int env_setenv(const char *name, int flags, const void *value, ev_sethook_t sethook, ev_unsethook_t unsethook); extern char *getenv(const char *name); extern int setenv(const char *name, const char *value, int overwrite); extern int putenv(char *string); extern int unsetenv(const char *name); extern ev_sethook_t env_noset; /* refuse set operation */ extern ev_unsethook_t env_nounset; /* refuse unset operation */ /* stdlib.h routines */ extern int abs(int a); extern void abort(void) __dead2; extern long strtol(const char * __restrict, char ** __restrict, int); extern long long strtoll(const char * __restrict, char ** __restrict, int); extern unsigned long strtoul(const char * __restrict, char ** __restrict, int); extern unsigned long long strtoull(const char * __restrict, char ** __restrict, int); /* BCD conversions (undocumented) */ extern u_char const bcd2bin_data[]; extern u_char const bin2bcd_data[]; extern char const hex2ascii_data[]; #define bcd2bin(bcd) (bcd2bin_data[bcd]) #define bin2bcd(bin) (bin2bcd_data[bin]) #define hex2ascii(hex) (hex2ascii_data[hex]) #define validbcd(bcd) (bcd == 0 || (bcd > 0 && bcd <= 0x99 && bcd2bin_data[bcd] != 0)) /* min/max (undocumented) */ static __inline int imax(int a, int b) { return (a > b ? a : b); } static __inline int imin(int a, int b) { return (a < b ? a : b); } static __inline long lmax(long a, long b) { return (a > b ? a : b); } static __inline long lmin(long a, long b) { return (a < b ? a : b); } static __inline u_int max(u_int a, u_int b) { return (a > b ? a : b); } static __inline u_int min(u_int a, u_int b) { return (a < b ? a : b); } static __inline quad_t qmax(quad_t a, quad_t b) { return (a > b ? a : b); } static __inline quad_t qmin(quad_t a, quad_t b) { return (a < b ? a : b); } static __inline u_long ulmax(u_long a, u_long b) { return (a > b ? a : b); } static __inline u_long ulmin(u_long a, u_long b) { return (a < b ? a : b); } /* null functions for device/filesystem switches (undocumented) */ extern int nodev(void); extern int noioctl(struct open_file *, u_long, void *); extern void nullsys(void); extern int null_open(const char *path, struct open_file *f); extern int null_close(struct open_file *f); extern int null_read(struct open_file *f, void *buf, size_t size, size_t *resid); extern int null_write(struct open_file *f, const void *buf, size_t size, size_t *resid); extern off_t null_seek(struct open_file *f, off_t offset, int where); extern int null_stat(struct open_file *f, struct stat *sb); extern int null_readdir(struct open_file *f, struct dirent *d); /* * Machine dependent functions and data, must be provided or stubbed by * the consumer */ extern void exit(int) __dead2; extern int getchar(void); extern int ischar(void); extern void putchar(int); extern int devopen(struct open_file *, const char *, const char **); extern int devclose(struct open_file *f); extern void panic(const char *, ...) __dead2 __printflike(1, 2); extern void panic_action(void) __weak_symbol __dead2; extern time_t getsecs(void); extern struct fs_ops *file_system[]; extern struct fs_ops *exclusive_file_system; extern struct devsw *devsw[]; /* * Expose byteorder(3) functions. */ #ifndef _BYTEORDER_PROTOTYPED #define _BYTEORDER_PROTOTYPED extern uint32_t htonl(uint32_t); extern uint16_t htons(uint16_t); extern uint32_t ntohl(uint32_t); extern uint16_t ntohs(uint16_t); #endif #ifndef _BYTEORDER_FUNC_DEFINED #define _BYTEORDER_FUNC_DEFINED #define htonl(x) __htonl(x) #define htons(x) __htons(x) #define ntohl(x) __ntohl(x) #define ntohs(x) __ntohs(x) #endif void *Malloc(size_t, const char *, int); void *Calloc(size_t, size_t, const char *, int); void *Realloc(void *, size_t, const char *, int); void Free(void *, const char *, int); #ifdef DEBUG_MALLOC #define malloc(x) Malloc(x, __FILE__, __LINE__) #define calloc(x, y) Calloc(x, y, __FILE__, __LINE__) #define free(x) Free(x, __FILE__, __LINE__) #define realloc(x, y) Realloc(x, y, __FILE__, __LINE__) #else #define malloc(x) Malloc(x, NULL, 0) #define calloc(x, y) Calloc(x, y, NULL, 0) #define free(x) Free(x, NULL, 0) #define realloc(x, y) Realloc(x, y, NULL, 0) #endif #endif /* STAND_H */