diff --git a/.github/workflows/configure_make_check.yml b/.github/workflows/configure_make_check.yml
index 84ab579..2dbd6d5 100644
--- a/.github/workflows/configure_make_check.yml
+++ b/.github/workflows/configure_make_check.yml
@@ -27,7 +27,7 @@ jobs:
       # Dependencies:
       #------------------------------------
       - name: Checkout libbsat
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: 'andrew-canaday/libbsat'
           path: 'libbsat'
@@ -50,7 +50,7 @@ jobs:
       # Checkout, configure, make, run tests, and make dist for libyimmo:
       #--------------------------------------------------------------------
       - name: Checkout libyimmo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
           path: 'libyimmo'
diff --git a/.github/workflows/create_release_on_tag.yml b/.github/workflows/create_release_on_tag.yml
index 94b67f5..04fd135 100644
--- a/.github/workflows/create_release_on_tag.yml
+++ b/.github/workflows/create_release_on_tag.yml
@@ -31,7 +31,7 @@ jobs:
       # Dependencies:
       #------------------------------------
       - name: Checkout libbsat
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: 'andrew-canaday/libbsat'
           path: 'libbsat'
@@ -57,7 +57,7 @@ jobs:
       # - signing
       #--------------------------------------------------------------------
       - name: Checkout libyimmo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           repository: ${{ github.repository }}
diff --git a/.github/workflows/server-tests.yml b/.github/workflows/server-tests.yml
index 0671e1e..ddea30d 100644
--- a/.github/workflows/server-tests.yml
+++ b/.github/workflows/server-tests.yml
@@ -17,7 +17,7 @@ jobs:
       IMAGE_NAME: "ghcr.io/${{ github.repository }}-ci:${{ github.ref_name }}" 
     steps:
       - name: Checkout libyimmo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
           path: 'libyimmo'
@@ -64,7 +64,7 @@ jobs:
       IMAGE_NAME: "ghcr.io/${{ github.repository }}-ci:${{ github.ref_name }}" 
     steps:
       - name: Checkout libyimmo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
           path: 'libyimmo'
@@ -140,7 +140,7 @@ jobs:
       IMAGE_NAME: "ghcr.io/${{ github.repository }}-ci:${{ github.ref_name }}" 
     steps:
       - name: Checkout libyimmo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
           path: 'libyimmo'
@@ -191,7 +191,7 @@ jobs:
       IMAGE_NAME: "ghcr.io/${{ github.repository }}-ci:${{ github.ref_name }}"
     steps:
       - name: Checkout libyimmo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
           path: 'libyimmo'
@@ -262,7 +262,7 @@ jobs:
       IMAGE_NAME: "ghcr.io/${{ github.repository }}-ci:${{ github.ref_name }}"
     steps:
       - name: Checkout libyimmo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
           path: 'libyimmo'
diff --git a/.github/workflows/valgrind.yml b/.github/workflows/valgrind.yml
index cc388f1..01d5e88 100644
--- a/.github/workflows/valgrind.yml
+++ b/.github/workflows/valgrind.yml
@@ -31,7 +31,7 @@ jobs:
       # Dependencies:
       #------------------------------------
       - name: Checkout libbsat
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: 'andrew-canaday/libbsat'
           path: 'libbsat'
@@ -54,7 +54,7 @@ jobs:
       # Build libyimmo:
       #--------------------------------------------------------------------
       - name: Checkout libyimmo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: ${{ github.repository }}
           path: 'libyimmo'
diff --git a/src/core/ymo_conn.c b/src/core/ymo_conn.c
index bbc2c5b..270226c 100644
--- a/src/core/ymo_conn.c
+++ b/src/core/ymo_conn.c
@@ -26,12 +26,6 @@
 #include <string.h>
 #include <assert.h>
 
-#if YMO_ENABLE_TLS
-#include <openssl/bio.h>
-#include <openssl/ssl.h>
-#include <openssl/err.h>
-#endif /* YMO_ENABLE_TLS */
-
 #include "yimmo.h"
 #include "ymo_log.h"
 #include "ymo_conn.h"
@@ -210,53 +204,7 @@ ymo_status_t ymo_conn_send_buckets(
 #if !(YMO_ENABLE_TLS)
     return ymo_net_send_buckets(conn->fd, head_p);
 #else
-    /* HACK HACK HACK HACK
-     * TODO: add ymo_net_send_tls or similar to ymo_net.
-     */
-    ymo_status_t status = YMO_OKAY;
-
-    if( !conn->ssl ) {
-        return ymo_net_send_buckets(conn->fd, head_p);
-    }
-
-    ymo_bucket_t* cur = *head_p;
-    size_t bytes_sent = 0;
-
-    do {
-        int send_rc = SSL_write_ex(conn->ssl,
-                (const char*)(cur->data + cur->bytes_sent),
-                cur->len - cur->bytes_sent,
-                &bytes_sent);
-
-        if( send_rc > 0 ) {
-            cur->bytes_sent += bytes_sent;
-
-            if( cur->bytes_sent < cur->len ) {
-                status = EAGAIN;
-                break;
-            }
-            ymo_bucket_t* done = cur;
-            cur = cur->next;
-            ymo_bucket_free(done);
-        } else {
-            int ssl_err = SSL_get_error(conn->ssl, send_rc);
-            if( YMO_SSL_WANT_RW(ssl_err) ) {
-                ymo_log_debug("SSL buffering on write to %i", conn->fd);
-                status = EAGAIN;
-                break;
-            } else {
-                ymo_log_debug(
-                        "SSL write for connection on fd %i "
-                        "failed error code %i: (%s)",
-                        conn->fd, ssl_err, ERR_reason_error_string(ssl_err));
-                status = ECONNABORTED;
-                break;
-            }
-        }
-    } while( cur );
-
-    *head_p = cur;
-    return status;
+    return ymo_net_send_buckets_tls(conn->ssl, conn->fd, head_p);
 #endif /* YMO_ENABLE_TLS */
 }
 
diff --git a/src/core/ymo_net.c b/src/core/ymo_net.c
index 9412ca9..46dae7e 100644
--- a/src/core/ymo_net.c
+++ b/src/core/ymo_net.c
@@ -33,6 +33,13 @@
 #include <sys/uio.h>
 #endif /* HAVE_DECL_SENDFILE */
 
+#if YMO_ENABLE_TLS
+#include <openssl/bio.h>
+#include <openssl/ssl.h>
+#include <openssl/err.h>
+#endif /* YMO_ENABLE_TLS */
+
+
 #include "yimmo.h"
 #include "ymo_util.h"
 #include "ymo_log.h"
@@ -164,6 +171,59 @@ ymo_status_t ymo_net_send_buckets(int fd, ymo_bucket_t** head_p)
 }
 
 
+#if YMO_ENABLE_TLS
+/** Send buckets over the wire using TLS. */
+ymo_status_t ymo_net_send_buckets_tls(SSL* ssl, int fd, ymo_bucket_t** head)
+{
+    ymo_status_t status = YMO_OKAY;
+
+    if( !ssl ) {
+        return ymo_net_send_buckets(fd, head);
+    }
+
+    ymo_bucket_t* cur = *head;
+    size_t bytes_sent = 0;
+
+    do {
+        int send_rc = SSL_write_ex(ssl,
+                (const char*)(cur->data + cur->bytes_sent),
+                cur->len - cur->bytes_sent,
+                &bytes_sent);
+
+        if( send_rc > 0 ) {
+            cur->bytes_sent += bytes_sent;
+
+            if( cur->bytes_sent < cur->len ) {
+                status = EAGAIN;
+                break;
+            }
+            ymo_bucket_t* done = cur;
+            cur = cur->next;
+            ymo_bucket_free(done);
+        } else {
+            int ssl_err = SSL_get_error(ssl, send_rc);
+            if( YMO_SSL_WANT_RW(ssl_err) ) {
+                ymo_log_debug("SSL buffering on write to %i", fd);
+                status = EAGAIN;
+                break;
+            } else {
+                ymo_log_debug(
+                        "SSL write for connection on fd %i "
+                        "failed error code %i: (%s)",
+                        fd, ssl_err, ERR_reason_error_string(ssl_err));
+                status = ECONNABORTED;
+                break;
+            }
+        }
+    } while( cur );
+
+    *head = cur;
+    return status;
+}
+
+
+#endif /* YMO_ENABLE_TLS */
+
 #if YMO_BUCKET_FROM_FILE == YMO_BUCKET_SENDFILE
 static ymo_status_t ymo_net_bucket_sendfile(int fd, ymo_bucket_t** head_p)
 {
diff --git a/src/core/ymo_net.h b/src/core/ymo_net.h
index f5d7a01..adc5199 100644
--- a/src/core/ymo_net.h
+++ b/src/core/ymo_net.h
@@ -39,6 +39,11 @@
 #include <sys/ioctl.h>
 #endif /* HAVE_SYS_IOCTL_H */
 
+#if YMO_ENABLE_TLS
+#include <openssl/ssl.h>
+#endif /* YMO_ENABLE_TLS */
+
+
 #include "yimmo.h"
 #include "ymo_log.h"
 #include "ymo_bucket.h"
@@ -115,6 +120,13 @@
  */
 ymo_status_t ymo_net_send_buckets(int fd, ymo_bucket_t** head);
 
+#if YMO_ENABLE_TLS
+/** Send a bucket chain over the socket given by ``fd``.
+ */
+ymo_status_t ymo_net_send_buckets_tls(SSL* ssl, int fd, ymo_bucket_t** head);
+#endif /* YMO_ENABLE_TLS */
+
+
 /**---------------------------------------------------------------
  * Socket Trait Functions
  *---------------------------------------------------------------*/
diff --git a/src/core/ymo_queue.c b/src/core/ymo_queue.c
index dcd6564..b1da4cc 100644
--- a/src/core/ymo_queue.c
+++ b/src/core/ymo_queue.c
@@ -279,9 +279,7 @@ const ymo_queue_node_t* ymo_queue_tail(ymo_queue_t* queue)
 }
 
 
-/** Remove an item from the queue:
- * TODO: clean up branching
- **/
+/** Remove an item from the queue: */
 ymo_status_t ymo_queue_remove(ymo_queue_t* queue, ymo_queue_node_t** node_ptr)
 {
     ymo_queue_node_t* node = *node_ptr;
diff --git a/src/protocol/http/test/test_hdr_table.c b/src/protocol/http/test/test_hdr_table.c
index ec81ecb..2a83b95 100644
--- a/src/protocol/http/test/test_hdr_table.c
+++ b/src/protocol/http/test/test_hdr_table.c
@@ -429,7 +429,11 @@ static int test_collisions()
         }
     }
 
-    ymo_log_debug("Total collisions: %zu\n", no_collisions);
+    ymo_log_debug("Total collisions: %zu over the following %zu headers",
+            no_collisions, no_hdrs);
+    for( size_t i = 0; i < no_hdrs; i++ ) {
+        ymo_log_debug("  ✅ %s (%i)", LOTS_OF_HEADERS[i], hdr_ids[i]);
+    }
     ymo_assert(no_collisions == 0);
     YMO_TAP_PASS(__func__);
 }
diff --git a/src/protocol/http/ymo_http_hdr_table.c b/src/protocol/http/ymo_http_hdr_table.c
index d78780d..47f3524 100644
--- a/src/protocol/http/ymo_http_hdr_table.c
+++ b/src/protocol/http/ymo_http_hdr_table.c
@@ -86,11 +86,17 @@ ymo_http_hdr_id_t ymo_http_hdr_hash(
 }
 
 
-#endif /* HAVE_FUNC_ATTRIBUTE_WEAK */
+__attribute__((YMO_FUNC_PURE_P weak))
+int ymo_http_hdr_cmp(
+        ymo_http_hdr_table_node_t* current,
+        const char*hdr,
+        ymo_http_hdr_id_t h_id)
+{
+    return current->h_id == h_id;
+}
 
-/* TODO: allow override for this too / optional strcmp, at least! */
-#define YMO_HTTP_HDR_CMP(current, hdr, h_id) \
-        current->h_id == h_id
+
+#endif /* HAVE_FUNC_ATTRIBUTE_WEAK */
 
 ymo_http_hdr_table_t* ymo_http_hdr_table_create()
 {
@@ -350,8 +356,11 @@ const char* ymo_http_hdr_table_get_id(
     ymo_http_hdr_id_t index = h_id % YMO_HDR_TABLE_BUCKET_SIZE;
     ymo_http_hdr_table_node_t* current = table->bucket[index];
     while( current ) {
-        /* TODO: compare strings to ensure it's not just hash collision. */
-        if( YMO_HTTP_HDR_CMP(current, hdr, h_id) ) {
+        /* TODO: compare strings to ensure it's not just hash collision.
+         *
+         * NOTE: this means we probably need to pass in the const char* anyway.
+         */
+        if( YMO_HTTP_HDR_CMP(current, NULL, h_id) ) {
             if( !current->buffer ) {
                 data = current->value;
             } else {
diff --git a/src/protocol/http/ymo_http_hdr_table.h b/src/protocol/http/ymo_http_hdr_table.h
index a4afc73..65bffe4 100644
--- a/src/protocol/http/ymo_http_hdr_table.h
+++ b/src/protocol/http/ymo_http_hdr_table.h
@@ -46,13 +46,22 @@
 #  define YMO_HDR_HASH_CH ymo_http_hdr_hash_ch
 #  define YMO_HTTP_HDR_HASH_INIT ymo_http_hdr_hash_init
 
-/** Default hash function used by header table.
- *
- */
+/** Default hash initialization function used by header table. */
 YMO_FUNC_PURE ymo_http_hdr_id_t ymo_http_hdr_hash_init(void);
+
+/** Default string hash function used by header table. */
 YMO_FUNC_PURE ymo_http_hdr_id_t ymo_http_hdr_hash(const char* str_in, size_t* len);
+
+/** Default char hash function used by header table (i.e. given a hash and a
+ * character, compute the updated hash). */
 YMO_FUNC_PURE ymo_http_hdr_id_t ymo_http_hdr_hash_ch(ymo_http_hdr_id_t h, char c);
 
+/** Default hash item comparison function used by header table. */
+YMO_FUNC_PURE_P int ymo_http_hdr_cmp(
+        ymo_http_hdr_table_node_t* current,
+        const char*hdr,
+        ymo_http_hdr_id_t h_id);
+
 #else
 
 /*---------------------------------------------------------------------------*
@@ -60,17 +69,30 @@ YMO_FUNC_PURE ymo_http_hdr_id_t ymo_http_hdr_hash_ch(ymo_http_hdr_id_t h, char c
  *--------------------------------------------------------------------------*/
 #  define YMO_HTTP_HDR_HASH_OVERRIDE_METHOD "preproc"
 #  ifndef YMO_HDR_HASH_FN
+/** Hash function definition used to override hash function in the absence
+ * of weak linking facilities.
+ */
 #    define YMO_HDR_HASH_FN ymo_http_hdr_hash_283_5
 #  endif /* YMO_HDR_HASH_FN */
 
 #  ifndef YMO_HDR_HASH_CH
+/** Char hash function used by header table (i.e. given a hash and a
+ * character, compute the updated hash) used in the absence of weak links. */
 #    define YMO_HDR_HASH_CH(h,c) ((h*283) + (c & 0xdf))
 #  endif /* YMO_HDR_HASH_CH */
 
 #  ifndef YMO_HTTP_HDR_HASH_INIT
+/** Default hash initialization function used by header table in the absence
+ * of weak links. */
 #    define YMO_HTTP_HDR_HASH_INIT() 5
 #  endif /* YMO_HTTP_HDR_HASH_INIT */
 
+/** Default hash item comparison function used by header table used when weak
+ * links are not available.*/
+#  ifndef YMO_HTTP_HDR_CMP
+#    define YMO_HTTP_HDR_CMP ymo_http_hdr_cmp
+#  endif /* YMO_HTTP_HDR_CMP */
+
 __attribute__((YMO_FUNC_PURE_P, YMO_FUNC_UNUSED_A))
 static inline ymo_http_hdr_id_t ymo_http_hdr_hash_283_5(
         const char* str_in, size_t* len)
@@ -89,6 +111,16 @@ static inline ymo_http_hdr_id_t ymo_http_hdr_hash_283_5(
 }
 
 
+__attribute__((YMO_FUNC_PURE_P, YMO_FUNC_UNUSED_A))
+static inline int ymo_http_hdr_cmp(
+        ymo_http_hdr_table_node_t* current,
+        const char*hdr,
+        ymo_http_hdr_id_t h_id)
+{
+    return current->h_id == h_id;
+}
+
+
 #endif /* HAVE_FUNC_ATTRIBUTE_WEAK && YMO_HTTP_HDR_HASH_ALLOW_WEAK */
 
 
diff --git a/uncrustify.cfg b/uncrustify.cfg
index c0fc073..bfca06a 100644
--- a/uncrustify.cfg
+++ b/uncrustify.cfg
@@ -1,4 +1,4 @@
-# Uncrustify-0.72.0_f
+# Uncrustify-0.77.1_f 2024/06/09
 
 #
 # General options