libify: Move library sources down into lib directory.

[notmuch] / sha1.c

diff --git a/sha1.c b/sha1.c
deleted file mode 100644 (file)
index ff4dd16..0000000
--- a/sha1.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/* sha1.c - Interfaces to SHA-1 hash for the notmuch mail system
- *
- * Copyright © 2009 Carl Worth
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see http://www.gnu.org/licenses/ .
- *
- * Author: Carl Worth <cworth@cworth.org>
- */
-
-#include "notmuch-private.h"
-
-#include "libsha1.h"
-
-/* Just some simple interfaces on top of libsha1 so that we can leave
- * libsha1 as untouched as possible. */
-
-static char *
-_hex_of_sha1_digest (const unsigned char digest[SHA1_DIGEST_SIZE])
-{
-    char *result, *r;
-    int i;
-
-    result = xcalloc (SHA1_DIGEST_SIZE * 2 + 1, 1);
-
-    for (r = result, i = 0;
-        i < SHA1_DIGEST_SIZE;
-        r += 2, i++)
-    {
-       sprintf (r, "%02x", digest[i]);
-    }
-
-    return result;
-}
-
-/* Create a hexadcimal string version of the SHA-1 digest of 'str'
- * (including its null terminating character).
- *
- * This function returns a newly allocated string which the caller
- * should free() when finished.
- */
-char *
-notmuch_sha1_of_string (const char *str)
-{
-    sha1_ctx sha1;
-    unsigned char digest[SHA1_DIGEST_SIZE];
-
-    sha1_begin (&sha1);
-
-    sha1_hash ((unsigned char *) str, strlen (str) + 1, &sha1);
-
-    sha1_end (digest, &sha1);
-
-    return _hex_of_sha1_digest (digest);
-}
-
-/* Create a hexadecimal string version of the SHA-1 digest of the
- * contents of the named file.
- *
- * This function returns a newly allocated string which the caller
- * should free() when finished.
- *
- * If any error occurs while reading the file, (permission denied,
- * file not found, etc.), this function returns NULL.
- */
-char *
-notmuch_sha1_of_file (const char *filename)
-{
-    FILE *file;
-#define BLOCK_SIZE 4096
-    unsigned char block[BLOCK_SIZE];
-    size_t bytes_read;
-    sha1_ctx sha1;
-    unsigned char digest[SHA1_DIGEST_SIZE];
-    char *result;
-
-    file = fopen (filename, "r");
-    if (file == NULL)
-       return NULL;
-
-    sha1_begin (&sha1);
-
-    while (1) {
-       bytes_read = fread (block, 1, 4096, file);
-       if (bytes_read == 0) {
-           if (feof (file)) {
-               break;
-           } else if (ferror (file)) {
-               fclose (file);
-               return NULL;
-           }
-       } else {
-           sha1_hash (block, bytes_read, &sha1);
-       }
-    }
-
-    sha1_end (digest, &sha1);
-
-    result = _hex_of_sha1_digest (digest);
-
-    fclose (file);
-
-    return result;
-}
-