factor out common code from Poul-Henning Kamp.
This commit is contained in:
christos
parent
878c60d1ba
commit
09f2d229ee
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@ -1,4 +1,4 @@
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/* $NetBSD: create.c,v 1.74 2017/12/14 18:34:41 christos Exp $ */
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/* $NetBSD: create.c,v 1.75 2017/12/31 03:04:44 christos Exp $ */
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/*-
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* Copyright (c) 1989, 1993
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@ -38,7 +38,7 @@
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#if 0
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static char sccsid[] = "@(#)create.c 8.1 (Berkeley) 6/6/93";
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#else
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__RCSID("$NetBSD: create.c,v 1.74 2017/12/14 18:34:41 christos Exp $");
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__RCSID("$NetBSD: create.c,v 1.75 2017/12/31 03:04:44 christos Exp $");
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#endif
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#endif /* not lint */
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@ -178,15 +178,59 @@ cwalk(FILE *fp)
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mtree_err("%s checksum: %u", fullpath, crc_total);
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}
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static void
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dosum(FILE *fp, int indent, FTSENT *p, int *offset, int flag,
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char * (*func)(const char *, char *), const char *key)
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{
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char *digestbuf;
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if ((keys & flag) == 0)
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return;
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digestbuf = (*func)(p->fts_accpath, NULL);
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if (digestbuf != NULL) {
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output(fp, indent, offset, "%s=%s", key, digestbuf);
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free(digestbuf);
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return;
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}
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if (qflag) {
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warn("%s: %s failed", p->fts_path, key);
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return;
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}
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mtree_err("%s: %s failed: %s", p->fts_path, key, strerror(errno));
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}
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static char *
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crcFile(const char *fname, char *dummy __unused)
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{
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char *ptr;
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uint32_t val, len;
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int fd, e;
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if ((fd = open(fname, O_RDONLY)) == -1)
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goto out;
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e = crc(fd, &val, &len);
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close(fd);
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if (e)
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goto out;
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if (asprintf(&ptr, "%u", val) < 0)
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goto out;
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return ptr;
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out:
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mtree_err("%s: %s", fname, strerror(errno));
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return NULL;
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}
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static void
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statf(FILE *fp, int indent, FTSENT *p)
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{
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u_int32_t len, val;
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int fd, offset;
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int offset;
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const char *name = NULL;
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#if !defined(NO_MD5) || !defined(NO_RMD160) || !defined(NO_SHA1) || !defined(NO_SHA2)
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char *digestbuf;
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#endif
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offset = fprintf(fp, "%*s%s%s", indent, "",
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S_ISDIR(p->fts_statp->st_mode) ? "" : " ", vispath(p->fts_name));
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@ -239,65 +283,25 @@ statf(FILE *fp, int indent, FTSENT *p)
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output(fp, indent, &offset, "time=%jd.%09ld",
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(intmax_t)p->fts_statp->st_mtime, (long)0);
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#endif
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if (keys & F_CKSUM && S_ISREG(p->fts_statp->st_mode)) {
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if ((fd = open(p->fts_accpath, O_RDONLY, 0)) < 0 ||
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crc(fd, &val, &len))
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mtree_err("%s: %s", p->fts_accpath, strerror(errno));
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close(fd);
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output(fp, indent, &offset, "cksum=%lu", (long)val);
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}
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if (S_ISREG(p->fts_statp->st_mode)) {
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dosum(fp, indent, p, &offset, F_CKSUM, crcFile, "cksum");
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#ifndef NO_MD5
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if (keys & F_MD5 && S_ISREG(p->fts_statp->st_mode)) {
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if ((digestbuf = MD5File(p->fts_accpath, NULL)) == NULL)
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mtree_err("%s: MD5File failed: %s", p->fts_accpath,
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strerror(errno));
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output(fp, indent, &offset, "%s=%s", MD5KEY, digestbuf);
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free(digestbuf);
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}
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dosum(fp, indent, p, &offset, F_MD5, MD5File, MD5KEY);
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#endif /* ! NO_MD5 */
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#ifndef NO_RMD160
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if (keys & F_RMD160 && S_ISREG(p->fts_statp->st_mode)) {
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if ((digestbuf = RMD160File(p->fts_accpath, NULL)) == NULL)
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mtree_err("%s: RMD160File failed: %s", p->fts_accpath,
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strerror(errno));
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output(fp, indent, &offset, "%s=%s", RMD160KEY, digestbuf);
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free(digestbuf);
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}
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dosum(fp, indent, p, &offset, F_RMD160, RMD160File, RMD160KEY);
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#endif /* ! NO_RMD160 */
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#ifndef NO_SHA1
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if (keys & F_SHA1 && S_ISREG(p->fts_statp->st_mode)) {
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if ((digestbuf = SHA1File(p->fts_accpath, NULL)) == NULL)
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mtree_err("%s: SHA1File failed: %s", p->fts_accpath,
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strerror(errno));
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output(fp, indent, &offset, "%s=%s", SHA1KEY, digestbuf);
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free(digestbuf);
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}
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dosum(fp, indent, p, &offset, F_SHA1, SHA1File, SHA1KEY);
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#endif /* ! NO_SHA1 */
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#ifndef NO_SHA2
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if (keys & F_SHA256 && S_ISREG(p->fts_statp->st_mode)) {
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if ((digestbuf = SHA256_File(p->fts_accpath, NULL)) == NULL)
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mtree_err("%s: SHA256_File failed: %s", p->fts_accpath,
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strerror(errno));
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output(fp, indent, &offset, "%s=%s", SHA256KEY, digestbuf);
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free(digestbuf);
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}
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dosum(fp, indent, p, &offset, F_SHA256, SHA256_File, SHA256KEY);
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#ifdef SHA384_BLOCK_LENGTH
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if (keys & F_SHA384 && S_ISREG(p->fts_statp->st_mode)) {
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if ((digestbuf = SHA384_File(p->fts_accpath, NULL)) == NULL)
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mtree_err("%s: SHA384_File failed: %s", p->fts_accpath,
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strerror(errno));
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output(fp, indent, &offset, "%s=%s", SHA384KEY, digestbuf);
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free(digestbuf);
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}
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dosum(fp, indent, p, &offset, F_SHA384, SHA384_File, SHA384KEY);
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#endif
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if (keys & F_SHA512 && S_ISREG(p->fts_statp->st_mode)) {
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if ((digestbuf = SHA512_File(p->fts_accpath, NULL)) == NULL)
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mtree_err("%s: SHA512_File failed: %s", p->fts_accpath,
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strerror(errno));
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output(fp, indent, &offset, "%s=%s", SHA512KEY, digestbuf);
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free(digestbuf);
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}
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dosum(fp, indent, p, &offset, F_SHA512, SHA512_File, SHA512KEY);
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#endif /* ! NO_SHA2 */
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}
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if (keys & F_SLINK &&
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(p->fts_info == FTS_SL || p->fts_info == FTS_SLNONE))
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output(fp, indent, &offset, "link=%s",
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