File 0003-SSH-Allow-newline-at-the-end-of-public-key... of Package sssd

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File 0003-SSH-Allow-newline-at-the-end-of-public-key-values-in.patch of Package sssd (Revision 7ad5438128eb2715a24f14c328535f76)

Currently displaying revision 7ad5438128eb2715a24f14c328535f76 , Show latest

From 26510727739c3e8d14f804568e496b7d7b073964 Mon Sep 17 00:00:00 2001
From: Jan Cholasta <jcholast@redhat.com>
Date: Tue, 3 Jun 2014 14:49:56 +0200
Subject: [PATCH] SSH: Allow newline at the end of public key values in LDAP

Resolves:
https://fedorahosted.org/sssd/ticket/2349

Reviewed-by: Pavel Reichl <preichl@redhat.com>

diff --git a/src/util/sss_ssh.c b/src/util/sss_ssh.c
index 8690375..a670999 100644
--- a/src/util/sss_ssh.c
+++ b/src/util/sss_ssh.c
@@ -152,7 +152,7 @@ sss_ssh_format_pubkey(TALLOC_CTX *mem_ctx,
     char *blob;
     char *algo;
     char *out = NULL;
-    size_t i;
+    size_t i, len;
 
     tmp_ctx = talloc_new(NULL);
     if (!tmp_ctx) {
@@ -182,21 +182,27 @@ sss_ssh_format_pubkey(TALLOC_CTX *mem_ctx,
     } else {
         /* Not a valid public key blob, so this must be a textual public key */
         for (i = 0; i < pubkey->data_len; i++) {
-            if (!pubkey->data[i] || pubkey->data[i] == '\n' ||
+            if (pubkey->data[i] == '\0' ||
+                (pubkey->data[i] == '\n' && i != pubkey->data_len - 1) ||
                 pubkey->data[i] == '\r') {
                 ret = EINVAL;
                 goto done;
             }
         }
 
-        out = talloc_array(mem_ctx, char, pubkey->data_len + 1);
-        if (!out) {
+        len = pubkey->data_len;
+        if (pubkey->data[len - 1] == '\n') {
+            len--;
+        }
+
+        out = talloc_array(mem_ctx, char, len + 1);
+        if (out == NULL) {
             ret = ENOMEM;
             goto done;
         }
 
-        memcpy(out, pubkey->data, pubkey->data_len);
-        out[pubkey->data_len] = 0;
+        memcpy(out, pubkey->data, len);
+        out[len] = '\0';
     }
 
     *result = out;
-- 
2.5.0

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File 0003-SSH-Allow-newline-at-the-end-of-public-key-values-in.patch of Package sssd (Revision 7ad5438128eb2715a24f14c328535f76)

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