From 7b5777d9b4db67815730cbc36d70164892dccfd6 Mon Sep 17 00:00:00 2001
From: Tim Duesterhus <tim@bastelstu.be>
Date: Tue, 2 Mar 2021 18:57:28 +0100
Subject: [PATCH] CLEANUP: Use isttest(const struct ist) whenever possible

Refactoring performed with the following Coccinelle patch:

    @@
    struct ist i;
    @@

    - i.ptr != NULL
    + isttest(i)
---
 src/backend.c   |    2 +-
 src/hpack-dec.c |    2 +-
 src/log.c       |    2 +-
 src/mux_h1.c    |    2 +-
 src/mux_h2.c    |    2 +-
 src/trace.c     |    2 +-
 6 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/backend.c b/src/backend.c
index 3cf8b27..e261679 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -721,7 +721,7 @@ int assign_server(struct stream *s)
 					uri = htx_sl_req_uri(http_get_stline(htxbuf(&s->req.buf)));
 					if (s->be->lbprm.arg_opt1 & 2) {
 						uri = http_get_path(uri);
-						if (!uri.ptr)
+						if (!isttest(uri))
 							uri = ist("");
 					}
 					srv = get_server_uh(s->be, uri.ptr, uri.len, prev_srv);
diff --git a/src/hpack-dec.c b/src/hpack-dec.c
index debd611..4fa9bfd 100644
--- a/src/hpack-dec.c
+++ b/src/hpack-dec.c
@@ -118,7 +118,7 @@ static inline struct ist hpack_alloc_string(struct buffer *store, uint32_t idx,
 
 	out.len = in.len;
 	out.ptr = chunk_newstr(store);
-	if (unlikely(!out.ptr))
+	if (unlikely(!isttest(out)))
 		return out;
 
 	if (unlikely(store->data + out.len > store->size)) {
diff --git a/src/log.c b/src/log.c
index a7ffd9c..2bf7f15 100644
--- a/src/log.c
+++ b/src/log.c
@@ -3562,7 +3562,7 @@ void parse_log_message(char *buf, size_t buflen, int *level, int *facility,
 				metadata[LOG_META_TAG].len = p - metadata[LOG_META_TAG].ptr;
 				metadata[LOG_META_PID].ptr = p + 1;
 			}
-			else if (*p == ']' && metadata[LOG_META_PID].ptr) {
+			else if (*p == ']' && isttest(metadata[LOG_META_PID])) {
 				if (p[1] != ':')
 					return;
 				metadata[LOG_META_PID].len = p - metadata[LOG_META_PID].ptr;
diff --git a/src/mux_h1.c b/src/mux_h1.c
index 0ee4772..17ce315 100644
--- a/src/mux_h1.c
+++ b/src/mux_h1.c
@@ -3586,7 +3586,7 @@ static int add_hdr_case_adjust(const char *from, const char *to, char **err)
 
 	entry->node.key = strdup(from);
 	entry->name = ist2(strdup(to), strlen(to));
-	if (!entry->node.key || !entry->name.ptr) {
+	if (!entry->node.key || !isttest(entry->name)) {
 		free(entry->node.key);
 		istfree(&entry->name);
 		free(entry);
diff --git a/src/mux_h2.c b/src/mux_h2.c
index 46940b4..b406c8a 100644
--- a/src/mux_h2.c
+++ b/src/mux_h2.c
@@ -5462,7 +5462,7 @@ static size_t h2s_bck_make_req_headers(struct h2s *h2s, struct htx *htx)
 			 * is present, otherwise it must be deleted.
 			 */
 			v = istist(v, ist("trailers"));
-			if (!v.ptr || (v.len > 8 && v.ptr[8] != ','))
+			if (!isttest(v) || (v.len > 8 && v.ptr[8] != ','))
 				continue;
 			v = ist("trailers");
 		}
diff --git a/src/trace.c b/src/trace.c
index f72002d..85eb2cf 100644
--- a/src/trace.c
+++ b/src/trace.c
@@ -200,7 +200,7 @@ void __trace(enum trace_level level, uint64_t mask, struct trace_source *src,
 	words++;
 	line[words++] = ist("] ");
 
-	if (ist_func.ptr) {
+	if (isttest(ist_func)) {
 		line[words++] = ist_func;
 		line[words++] = ist("(): ");
 	}
-- 
1.7.10.4