cleanup: remove FIXME and TODO comments

They serve very little purpose and mostly just add noise. Most of them
have been around for a very long time. I read them all before removing
or rephrasing them.

Ref: #3876
Closes #3883

6 files changed, 1 insertions, 17 deletions

diff --git a/lib/vtls/gtls.c b/lib/vtls/gtls.c
index 40e61c701..639fa58e2 100644
--- a/lib/vtls/gtls.c
+++ b/lib/vtls/gtls.c
@@ -1762,12 +1762,6 @@ static int Curl_gtls_seed(struct Curl_easy *data)
 
   if(!ssl_seeded || data->set.str[STRING_SSL_RANDOM_FILE] ||
      data->set.str[STRING_SSL_EGDSOCKET]) {
-
-    /* TODO: to a good job seeding the RNG
-       This may involve the gcry_control function and these options:
-       GCRYCTL_SET_RANDOM_SEED_FILE
-       GCRYCTL_SET_RNDEGD_SOCKET
-    */
     ssl_seeded = TRUE;
   }
   return 0;
diff --git a/lib/vtls/nss.c b/lib/vtls/nss.c
index dd563f035..491def106 100644
--- a/lib/vtls/nss.c
+++ b/lib/vtls/nss.c
@@ -1831,7 +1831,6 @@ static CURLcode nss_setup_connect(struct connectdata *conn, int sockindex)
   /* list of all NSS objects we need to destroy in Curl_nss_close() */
   Curl_llist_init(&BACKEND->obj_list, nss_destroy_object);
 
-  /* FIXME. NSS doesn't support multiple databases open at the same time. */
   PR_Lock(nss_initlock);
   result = nss_init(conn->data);
   if(result) {
diff --git a/lib/vtls/openssl.c b/lib/vtls/openssl.c
index 9b1b5d3be..df4553423 100644
--- a/lib/vtls/openssl.c
+++ b/lib/vtls/openssl.c
@@ -3227,11 +3227,6 @@ static CURLcode get_cert_chain(struct connectdata *conn,
 #endif
         break;
       }
-#if 0
-      case EVP_PKEY_EC: /* symbol not present in OpenSSL 0.9.6 */
-        /* left TODO */
-        break;
-#endif
       }
       EVP_PKEY_free(pubkey);
     }
diff --git a/lib/vtls/polarssl.c b/lib/vtls/polarssl.c
index a059e50ee..7ea26b442 100644
--- a/lib/vtls/polarssl.c
+++ b/lib/vtls/polarssl.c
@@ -911,9 +911,7 @@ const struct Curl_ssl Curl_ssl_polarssl = {
   Curl_none_check_cxn,               /* check_cxn */
   Curl_none_shutdown,                /* shutdown */
   Curl_polarssl_data_pending,        /* data_pending */
-  /* This might cause libcurl to use a weeker random!
-   * TODO: use Polarssl's CTR-DRBG or HMAC-DRBG
-  */
+  /* This might cause libcurl to use a weeker random! */
   Curl_none_random,                  /* random */
   Curl_none_cert_status_request,     /* cert_status_request */
   Curl_polarssl_connect,             /* connect */
diff --git a/lib/vtls/schannel.c b/lib/vtls/schannel.c
index 1f036249b..2480bbbe3 100644
--- a/lib/vtls/schannel.c
+++ b/lib/vtls/schannel.c
@@ -523,7 +523,6 @@ schannel_connect_step1(struct connectdata *conn, int sockindex)
 #endif
         schannel_cred.dwFlags = SCH_CRED_AUTO_CRED_VALIDATION;
 
-      /* TODO s/data->set.ssl.no_revoke/SSL_SET_OPTION(no_revoke)/g */
       if(data->set.ssl.no_revoke) {
         schannel_cred.dwFlags |= SCH_CRED_IGNORE_NO_REVOCATION_CHECK |
           SCH_CRED_IGNORE_REVOCATION_OFFLINE;
diff --git a/lib/vtls/sectransp.c b/lib/vtls/sectransp.c
index 80f38692f..ef618a471 100644
--- a/lib/vtls/sectransp.c
+++ b/lib/vtls/sectransp.c
@@ -1903,7 +1903,6 @@ static CURLcode sectransp_connect_step1(struct connectdata *conn,
   /* We want to enable 1/n-1 when using a CBC cipher unless the user
      specifically doesn't want us doing that: */
   if(SSLSetSessionOption != NULL) {
-    /* TODO s/data->set.ssl.enable_beast/SSL_SET_OPTION(enable_beast)/g */
     SSLSetSessionOption(BACKEND->ssl_ctx, kSSLSessionOptionSendOneByteRecord,
                       !data->set.ssl.enable_beast);
     SSLSetSessionOption(BACKEND->ssl_ctx, kSSLSessionOptionFalseStart,