From e86d4da129a10d3f665643ff74ed6c3a07b0e428 Mon Sep 17 00:00:00 2001
From: cpq <sergey.lyubka@cesanta.com>
Date: Sat, 24 Jan 2026 11:32:32 +0000
Subject: [PATCH] Export mg_pfn_iobuf_noresize

---
 mongoose.c   | 4 ++--
 mongoose.h   | 5 +++--
 src/printf.c | 6 +++---
 src/printf.h | 5 +++--
 4 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/mongoose.c b/mongoose.c
index c75cdcad..9e059367 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -9156,7 +9156,7 @@ static void mg_pfn_iobuf_private(char ch, void *param, bool expand) {
   }
 }
 
-static void mg_putchar_iobuf_static(char ch, void *param) {
+void mg_pfn_iobuf_noresize(char ch, void *param) {
   mg_pfn_iobuf_private(ch, param, false);
 }
 
@@ -9168,7 +9168,7 @@ size_t mg_vsnprintf(char *buf, size_t len, const char *fmt, va_list *ap) {
   struct mg_iobuf io = {0, 0, 0, 0};
   size_t n;
   io.buf = (uint8_t *) buf, io.size = len;
-  n = mg_vxprintf(mg_putchar_iobuf_static, &io, fmt, ap);
+  n = mg_vxprintf(mg_pfn_iobuf_noresize, &io, fmt, ap);
   if (n < len) buf[n] = '\0';
   return n;
 }
diff --git a/mongoose.h b/mongoose.h
index 5b8a22f7..0fa8353d 100644
--- a/mongoose.h
+++ b/mongoose.h
@@ -1254,8 +1254,9 @@ size_t mg_print_mac(void (*out)(char, void *), void *arg, va_list *ap);
 size_t mg_print_l2addr(void (*out)(char, void *), void *arg, va_list *ap);
 
 // Various output functions
-void mg_pfn_iobuf(char ch, void *param);  // param: struct mg_iobuf *
-void mg_pfn_stdout(char c, void *param);  // param: ignored
+void mg_pfn_iobuf(char ch, void *param);           // param: struct mg_iobuf *
+void mg_pfn_iobuf_noresize(char ch, void *param);  // param: struct mg_iobuf *
+void mg_pfn_stdout(char c, void *param);           // param: ignored
 
 // A helper macro for printing JSON: mg_snprintf(buf, len, "%m", MG_ESC("hi"))
 #define MG_ESC(str) mg_print_esc, 0, (str)
diff --git a/src/printf.c b/src/printf.c
index af28302a..f6de7e9a 100644
--- a/src/printf.c
+++ b/src/printf.c
@@ -1,5 +1,5 @@
-#include "printf.h"
 #include "fmt.h"
+#include "printf.h"
 #include "util.h"
 
 size_t mg_queue_printf(struct mg_queue *q, const char *fmt, ...) {
@@ -29,7 +29,7 @@ static void mg_pfn_iobuf_private(char ch, void *param, bool expand) {
   }
 }
 
-static void mg_putchar_iobuf_static(char ch, void *param) {
+void mg_pfn_iobuf_noresize(char ch, void *param) {
   mg_pfn_iobuf_private(ch, param, false);
 }
 
@@ -41,7 +41,7 @@ size_t mg_vsnprintf(char *buf, size_t len, const char *fmt, va_list *ap) {
   struct mg_iobuf io = {0, 0, 0, 0};
   size_t n;
   io.buf = (uint8_t *) buf, io.size = len;
-  n = mg_vxprintf(mg_putchar_iobuf_static, &io, fmt, ap);
+  n = mg_vxprintf(mg_pfn_iobuf_noresize, &io, fmt, ap);
   if (n < len) buf[n] = '\0';
   return n;
 }
diff --git a/src/printf.h b/src/printf.h
index d24527e0..9e2a8572 100644
--- a/src/printf.h
+++ b/src/printf.h
@@ -23,8 +23,9 @@ size_t mg_print_mac(void (*out)(char, void *), void *arg, va_list *ap);
 size_t mg_print_l2addr(void (*out)(char, void *), void *arg, va_list *ap);
 
 // Various output functions
-void mg_pfn_iobuf(char ch, void *param);  // param: struct mg_iobuf *
-void mg_pfn_stdout(char c, void *param);  // param: ignored
+void mg_pfn_iobuf(char ch, void *param);           // param: struct mg_iobuf *
+void mg_pfn_iobuf_noresize(char ch, void *param);  // param: struct mg_iobuf *
+void mg_pfn_stdout(char c, void *param);           // param: ignored
 
 // A helper macro for printing JSON: mg_snprintf(buf, len, "%m", MG_ESC("hi"))
 #define MG_ESC(str) mg_print_esc, 0, (str)