SSH: Simplify public key formatting function

4 files changed, 12 insertions, 46 deletions

diff --git a/src/responder/ssh/sshsrv_cmd.c b/src/responder/ssh/sshsrv_cmd.c
index a689515a..2497eb49 100644
--- a/src/responder/ssh/sshsrv_cmd.c
+++ b/src/responder/ssh/sshsrv_cmd.c
@@ -448,8 +448,7 @@ ssh_host_pubkeys_format_known_host_plain(TALLOC_CTX *mem_ctx,
     }
 
     for (i = 0; i < ent->num_pubkeys; i++) {
-        ret = sss_ssh_format_pubkey(tmp_ctx, ent, &ent->pubkeys[i],
-                                    SSS_SSH_FORMAT_OPENSSH, "", &pubkey);
+        ret = sss_ssh_format_pubkey(tmp_ctx, &ent->pubkeys[i], &pubkey);
         if (ret != EOK) {
             result = NULL;
             goto done;
@@ -492,8 +491,7 @@ ssh_host_pubkeys_format_known_host_hashed(TALLOC_CTX *mem_ctx,
     }
 
     for (i = 0; i < ent->num_pubkeys; i++) {
-        ret = sss_ssh_format_pubkey(tmp_ctx, ent, &ent->pubkeys[i],
-                                    SSS_SSH_FORMAT_OPENSSH, "", &pubkey);
+        ret = sss_ssh_format_pubkey(tmp_ctx, &ent->pubkeys[i], &pubkey);
         if (ret != EOK) {
             result = NULL;
             goto done;
diff --git a/src/sss_client/ssh/sss_ssh_authorizedkeys.c b/src/sss_client/ssh/sss_ssh_authorizedkeys.c
index 74b9693f..902b4a07 100644
--- a/src/sss_client/ssh/sss_ssh_authorizedkeys.c
+++ b/src/sss_client/ssh/sss_ssh_authorizedkeys.c
@@ -109,8 +109,7 @@ int main(int argc, const char **argv)
 
     /* print results */
     for (i = 0; i < ent->num_pubkeys; i++) {
-        ret = sss_ssh_format_pubkey(mem_ctx, ent, &ent->pubkeys[i],
-                                    SSS_SSH_FORMAT_OPENSSH, NULL, &repr);
+        ret = sss_ssh_format_pubkey(mem_ctx, &ent->pubkeys[i], &repr);
         if (ret != EOK) {
             DEBUG(SSSDBG_OP_FAILURE,
                   ("sss_ssh_format_pubkey() failed (%d): %s\n",
diff --git a/src/util/sss_ssh.c b/src/util/sss_ssh.c
index a713eab0..d36e3c62 100644
--- a/src/util/sss_ssh.c
+++ b/src/util/sss_ssh.c
@@ -111,7 +111,7 @@ done:
     return ret;
 }
 
-errno_t
+static errno_t
 sss_ssh_get_pubkey_algorithm(TALLOC_CTX *mem_ctx,
                              struct sss_ssh_pubkey *pubkey,
                              char **result)
@@ -144,10 +144,7 @@ sss_ssh_get_pubkey_algorithm(TALLOC_CTX *mem_ctx,
 
 errno_t
 sss_ssh_format_pubkey(TALLOC_CTX *mem_ctx,
-                      struct sss_ssh_ent *ent,
                       struct sss_ssh_pubkey *pubkey,
-                      enum sss_ssh_pubkey_format format,
-                      const char *comment,
                       char **result)
 {
     TALLOC_CTX *tmp_ctx;
@@ -156,10 +153,6 @@ sss_ssh_format_pubkey(TALLOC_CTX *mem_ctx,
     char *algo;
     char *out = NULL;
 
-    if (!comment) {
-        comment = ent->name;
-    }
-
     tmp_ctx = talloc_new(NULL);
     if (!tmp_ctx) {
         return ENOMEM;
@@ -171,26 +164,15 @@ sss_ssh_format_pubkey(TALLOC_CTX *mem_ctx,
         goto done;
     }
 
-    switch (format) {
-    case SSS_SSH_FORMAT_RAW:
-        /* base64-encoded key blob */
-        out = talloc_steal(mem_ctx, blob);
-        break;
-
-    case SSS_SSH_FORMAT_OPENSSH:
-        /* OpenSSH authorized_keys/known_hosts format */
-        ret = sss_ssh_get_pubkey_algorithm(tmp_ctx, pubkey, &algo);
-        if (ret != EOK) {
-            goto done;
-        }
-
-        out = talloc_asprintf(mem_ctx, "%s %s %s", algo, blob, comment);
-        if (!out) {
-            ret = ENOMEM;
-            goto done;
-        }
+    ret = sss_ssh_get_pubkey_algorithm(tmp_ctx, pubkey, &algo);
+    if (ret != EOK) {
+        goto done;
+    }
 
-        break;
+    out = talloc_asprintf(mem_ctx, "%s %s", algo, blob);
+    if (!out) {
+        ret = ENOMEM;
+        goto done;
     }
 
     *result = out;
diff --git a/src/util/sss_ssh.h b/src/util/sss_ssh.h
index ef663d9a..fec7c732 100644
--- a/src/util/sss_ssh.h
+++ b/src/util/sss_ssh.h
@@ -42,21 +42,8 @@ sss_ssh_make_ent(TALLOC_CTX *mem_ctx,
                  struct sss_ssh_ent **result);
 
 errno_t
-sss_ssh_get_pubkey_algorithm(TALLOC_CTX *mem_ctx,
-                             struct sss_ssh_pubkey *pubkey,
-                             char **result);
-
-enum sss_ssh_pubkey_format {
-    SSS_SSH_FORMAT_RAW,
-    SSS_SSH_FORMAT_OPENSSH
-};
-
-errno_t
 sss_ssh_format_pubkey(TALLOC_CTX *mem_ctx,
-                      struct sss_ssh_ent *ent,
                       struct sss_ssh_pubkey *pubkey,
-                      enum sss_ssh_pubkey_format format,
-                      const char *comment,
                       char **result);
 
 #endif /* _SSS_SSH_H_ */