1 files changed, 155 insertions, 0 deletions

diff --git a/libtar/wrapper.c b/libtar/wrapper.c
new file mode 100644
index 000000000..7cd8ed12c
--- /dev/null
+++ b/libtar/wrapper.c
@@ -0,0 +1,155 @@
+/*
+**  Copyright 1998-2003 University of Illinois Board of Trustees
+**  Copyright 1998-2003 Mark D. Roth
+**  All rights reserved.
+**
+**  wrapper.c - libtar high-level wrapper code
+**
+**  Mark D. Roth <roth@uiuc.edu>
+**  Campus Information Technologies and Educational Services
+**  University of Illinois at Urbana-Champaign
+*/
+
+#define DEBUG
+#include <internal.h>
+
+#include <stdio.h>
+#include <sys/param.h>
+#include <dirent.h>
+#include <errno.h>
+
+#ifdef STDC_HEADERS
+# include <string.h>
+#endif
+
+int
+tar_extract_glob(TAR *t, char *globname, char *prefix)
+{
+	char *filename;
+	char buf[MAXPATHLEN];
+	int i;
+
+	while ((i = th_read(t)) == 0)
+	{
+		filename = th_get_pathname(t);
+		if (fnmatch(globname, filename, FNM_PATHNAME | FNM_PERIOD))
+		{
+			if (TH_ISREG(t) && tar_skip_regfile(t))
+				return -1;
+			continue;
+		}
+		if (t->options & TAR_VERBOSE)
+			th_print_long_ls(t);
+		if (prefix != NULL)
+			snprintf(buf, sizeof(buf), "%s/%s", prefix, filename);
+		else
+			strlcpy(buf, filename, sizeof(buf));
+		if (tar_extract_file(t, filename) != 0)
+			return -1;
+	}
+
+	return (i == 1 ? 0 : -1);
+}
+
+
+int
+tar_extract_all(TAR *t, char *prefix)
+{
+	char *filename;
+	char buf[MAXPATHLEN];
+	int i;
+	printf("prefix: %s\n", prefix);
+#ifdef DEBUG
+	printf("==> tar_extract_all(TAR *t, \"%s\")\n",
+	       (prefix ? prefix : "(null)"));
+#endif
+	while ((i = th_read(t)) == 0)
+	{
+#ifdef DEBUG
+		puts("    tar_extract_all(): calling th_get_pathname()");
+#endif
+		filename = th_get_pathname(t);
+		if (t->options & TAR_VERBOSE)
+			th_print_long_ls(t);
+		if (prefix != NULL)
+			snprintf(buf, sizeof(buf), "%s/%s", prefix, filename);
+		else
+			strlcpy(buf, filename, sizeof(buf));
+#ifdef DEBUG
+		printf("    tar_extract_all(): calling tar_extract_file(t, "
+		       "\"%s\")\n", buf);
+#endif
+		printf("filename: %s\n", filename);
+		/*
+		if (strcmp(filename, "/") == 0) {
+			printf("skipping /\n");
+			continue;
+		}
+		*/
+		if (tar_extract_file(t, buf) != 0)  
+			return -1;
+	}
+	return (i == 1 ? 0 : -1);
+}
+
+
+int
+tar_append_tree(TAR *t, char *realdir, char *savedir)
+{
+	char realpath[MAXPATHLEN];
+	char savepath[MAXPATHLEN];
+	struct dirent *dent;
+	DIR *dp;
+	struct stat s;
+
+#ifdef DEBUG
+	printf("==> tar_append_tree(0x%lx, \"%s\", \"%s\")\n",
+	       t, realdir, (savedir ? savedir : "[NULL]"));
+#endif
+
+	if (tar_append_file(t, realdir, savedir) != 0)
+		return -1;
+
+#ifdef DEBUG
+	puts("    tar_append_tree(): done with tar_append_file()...");
+#endif
+
+	dp = opendir(realdir);
+	if (dp == NULL)
+	{
+		if (errno == ENOTDIR)
+			return 0;
+		return -1;
+	}
+	while ((dent = readdir(dp)) != NULL)
+	{
+		if (strcmp(dent->d_name, ".") == 0 ||
+		    strcmp(dent->d_name, "..") == 0)
+			continue;
+
+		snprintf(realpath, MAXPATHLEN, "%s/%s", realdir,
+			 dent->d_name);
+		if (savedir)
+			snprintf(savepath, MAXPATHLEN, "%s/%s", savedir,
+				 dent->d_name);
+
+		if (lstat(realpath, &s) != 0)
+			return -1;
+
+		if (S_ISDIR(s.st_mode))
+		{
+			if (tar_append_tree(t, realpath,
+					    (savedir ? savepath : NULL)) != 0)
+				return -1;
+			continue;
+		}
+
+		if (tar_append_file(t, realpath,
+				    (savedir ? savepath : NULL)) != 0)
+			return -1;
+	}
+
+	closedir(dp);
+
+	return 0;
+}