1 files changed, 141 insertions, 0 deletions
diff --git a/usr.sbin/ctm/ctm_scan/ctm_scan.c b/usr.sbin/ctm/ctm_scan/ctm_scan.c
new file mode 100644
index 0000000..cf6e38e
--- /dev/null
+++ b/usr.sbin/ctm/ctm_scan/ctm_scan.c
@@ -0,0 +1,141 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/file.h>
+#include <dirent.h>
+#include <md5.h>
+
+int barf[256];
+
+int 
+pstrcmp(char **p, char **q)
+{
+    return strcmp(*p,*q);
+}
+
+int
+Do(char *path)
+{
+    DIR *d;
+    struct dirent *de;
+    struct stat st;
+    int ret=0;
+    u_char buf[BUFSIZ];
+    u_char data[BUFSIZ],*q;
+    int bufp;
+    MD5_CTX ctx;
+    int fd,i,j,k,l,npde,nde=0;
+    char **pde;
+ 
+    npde = 1;
+    pde = malloc(sizeof *pde * (npde+1));
+    d = opendir(path);
+    if(!d) { perror(path); return 2; }
+    if(!strcmp(path,".")) {
+	*buf = 0;
+    } else {
+	strcpy(buf,path);
+	if(buf[strlen(buf)-1] != '/')
+	    strcat(buf,"/");
+    }
+    bufp = strlen(buf);
+    while((de=readdir(d))) {
+	if(!strcmp(de->d_name,".")) continue;
+	if(!strcmp(de->d_name,"..")) continue;
+	if(nde >= npde) {
+	    npde *= 2;
+	    pde = realloc(pde,sizeof *pde * (npde+1));
+	}
+	strcpy(buf+bufp,de->d_name);
+	if(stat(buf,&st)) {
+	    ret |= 1;
+	    continue;
+	}
+	if((st.st_mode & S_IFMT) == S_IFDIR) {
+	    strcat(buf,"/");
+	}
+	pde[nde] = malloc(strlen(buf+bufp)+1);
+        strcpy(pde[nde++],buf+bufp);
+    }
+    closedir(d);
+    if(!nde) return 0;
+    qsort(pde,nde,sizeof *pde,pstrcmp);
+    for(k=0;k<nde;k++) {
+	strcpy(buf+bufp,pde[k]);
+        free(pde[k]);
+	if(stat(buf,&st)) {
+	    ret |= 1;
+	    continue;
+	}
+	switch(st.st_mode & S_IFMT) {
+	    case S_IFDIR:
+		i = printf("d %s %o %d %d - - -\n",	
+		    buf,st.st_mode & (~S_IFMT),st.st_uid,st.st_gid);
+		if(!i) 
+		    exit(-1);
+		ret |= Do(buf);
+		break;
+	    case S_IFREG:
+		fd = open(buf,O_RDONLY);
+		if(fd < 0) {
+		    ret |= 1;
+		    continue;
+		}
+		MD5Init(&ctx);
+		l = j = 0;
+		while(0 < (i = read(fd,data,sizeof data))) {
+		    l = (data[i-1] == '\n');
+		    MD5Update(&ctx,data,i);
+		    for(q=data;i && !j;i--)
+			if(barf[*q++])
+			    j=1;
+		}
+		if(!l)
+		    j=1;
+		close(fd);
+		i = printf("f %s %o %d %d %d %d %s\n",
+		    buf,st.st_mode & (~S_IFMT),st.st_uid,st.st_gid,
+		    j,st.st_size,MD5End(&ctx));
+		if(!i) 
+		    exit(-1);
+		break;
+	    default:
+		fprintf(stderr,"%s: type 0%o\n",buf, st.st_mode & S_IFMT);
+		ret |= 4;
+		break;
+	}
+    }
+    free(pde);
+    return ret;
+}
+
+int
+main(int argc, char **argv)
+{
+    /*
+     * Initialize barf[], characters diff/patch will not appreciate.
+     */
+
+    barf[0x00] = 1;
+    barf[0x7f] = 1;
+    barf[0x80] = 1;
+    barf[0xff] = 1;
+
+    /*
+     * First argument, if any, is where to do the work.
+     */
+    if (argc > 1) {
+	if(chdir(argv[1])) {
+	    perror(argv[1]);
+	    return 2;
+	}
+    }
+
+    /* 
+     * Scan the directories recursively.
+     */
+    return Do(".");
+}