src/main.{pyx,cpp}:

- Switch to SHA256 (instead of MD5).
- Add back the files stats.

src/main.pyx

@@ -12,7 +12,7 @@ from runtime.unistd cimport pid_t, execlp, fork, sleep
 from runtime.wait cimport wait, waitpid
 
 from stdlib.stat cimport Stat, dev_t
-from stdlib.digest cimport MessageDigest, md5sum, sha1sum, sha256sum, sha512sum
+from stdlib.digest cimport MessageDigest, sha256sum, sha512sum
 from stdlib.fmt cimport sprintf
 from stdlib.string cimport string
 from stdlib.dirent cimport DIR, struct_dirent, opendir, readdir, closedir
@@ -43,12 +43,12 @@ cdef cypclass Node activable:
         pass
 
     void format_node(self):
-        #''' light data version
+        ''' light data version
         self.formatted = sprintf("""{"path": "%s"}\n""",
             self.path,
         )
         #'''
-        ''' full data version
+        #''' full data version
         self.formatted = sprintf("""{"path": "%s", "stat": %s}\n""",
             self.path,
             self.st.to_json(),
@@ -124,12 +124,12 @@ cdef cypclass DirNode(Node):
             active_child.build_node(NULL, dev_whitelist, ignore_paths)
 
     void format_node(self):
-        #''' light data version
+        ''' light data version
         self.formatted = sprintf("""{"path": "%s/"}\n""",
             self.path,
         )
         #'''
-        ''' full data version
+        #''' full data version
         self.formatted = sprintf("""{"path": "%s/", "stat": %s}\n""",
             self.path,
             self.st.to_json(),
@@ -149,8 +149,6 @@ cdef enum:
     BUFSIZE = 64 * 1024
 
 cdef cypclass FileNode(Node):
-    string md5_data
-    string sha1_data
     string sha256_data
     string sha512_data
     bint error
@@ -162,8 +160,6 @@ cdef cypclass FileNode(Node):
     void build_node(self, lock cyplist[dev_t] dev_whitelist, lock cyplist[string] ignore_paths):
         cdef unsigned char buffer[BUFSIZE]
         cdef bint eof = False
-        cdef bint md5_ok
-        cdef bint sha1_ok
         cdef bint sha256_ok
         cdef bint sha512_ok
 
@@ -174,17 +170,13 @@ cdef cypclass FileNode(Node):
             self.format_node()
             return
 
-        md5 = MessageDigest(md5sum())
-        sha1 = MessageDigest(sha1sum())
         sha256 = MessageDigest(sha256sum())
         sha512 = MessageDigest(sha512sum())
 
-        md5_ok = md5 is not NULL
-        sha1_ok = sha1 is not NULL
         sha256_ok = sha256 is not NULL
         sha512_ok = sha512 is not NULL
 
-        while not eof and (md5_ok or sha1_ok or sha256_ok or sha512_ok):
+        while not eof and (sha256_ok or sha512_ok):
             size = fread(buffer, 1, BUFSIZE, file)
             if size != BUFSIZE:
                 self.error = ferror(file)
@@ -192,16 +184,12 @@ cdef cypclass FileNode(Node):
                     break
                 eof = True
 
-            if md5_ok: md5_ok = md5.update(buffer, size) == 0
-            if sha1_ok: sha1_ok = sha1.update(buffer, size) == 0
             if sha256_ok: sha256_ok = sha256.update(buffer, size) == 0
             if sha512_ok: sha512_ok = sha512.update(buffer, size) == 0
 
         fclose(file)
 
         if not self.error:
-            if md5_ok: self.md5_data = md5.hexdigest()
-            if sha1_ok: self.sha1_data = sha1.hexdigest()
             if sha256_ok: self.sha256_data = sha256.hexdigest()
             if sha512_ok: self.sha512_data = sha512.hexdigest()
 
@@ -211,18 +199,16 @@ cdef cypclass FileNode(Node):
         if self.error:
             Node.format_node(self)
         else:
-            #''' light data version
-            self.formatted = sprintf("""{"path": "%s", "hash": {"md5": "%s"}}\n""",
+            ''' light data version
+            self.formatted = sprintf("""{"path": "%s", "hash": {"sha256": "%s"}}\n""",
                 self.path,
-                self.md5_data,
+                self.sha256_data,
             )
             #'''
-            ''' full data version
-            self.formatted = sprintf("""{"path": "%s", "stat": %s, "hash": {"md5": "%s", "sha1": "%s", "sha256": "%s", "sha512": "%s"}}\n""",
+            #''' full data version
+            self.formatted = sprintf("""{"path": "%s", "stat": %s, "hash": {"sha256": "%s", "sha512": "%s"}}\n""",
                 self.path,
                 self.st.to_json(),
-                self.md5_data,
-                self.sha1_data,
                 self.sha256_data,
                 self.sha512_data,
             )
@@ -248,13 +234,13 @@ cdef cypclass SymlinkNode(Node):
         if self.error:
             Node.format_node(self)
         else:
-            #''' light data version
+            ''' light data version
             self.formatted = sprintf("""{"path": "%s", "target": "%s"}\n""",
                 self.path,
                 self.target,
             )
             #'''
-            ''' full data version
+            #''' full data version
             self.formatted = sprintf("""{"path": "%s", "stat": %s, "target": "%s"}\n""",
                 self.path,
                 self.st.to_json(),