--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/curl/lib/memdebug.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,174 @@
+#ifndef HEADER_CURL_MEMDEBUG_H
+#define HEADER_CURL_MEMDEBUG_H
+#ifdef CURLDEBUG
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+
+/*
+ * CAUTION: this header is designed to work when included by the app-side
+ * as well as the library. Do not mix with library internals!
+ */
+
+#define CURL_MT_LOGFNAME_BUFSIZE 512
+
+extern FILE *curl_dbg_logfile;
+
+/* memory functions */
+CURL_EXTERN void *curl_dbg_malloc(size_t size, int line, const char *source);
+CURL_EXTERN void *curl_dbg_calloc(size_t elements, size_t size, int line,
+                                  const char *source);
+CURL_EXTERN void *curl_dbg_realloc(void *ptr, size_t size, int line,
+                                   const char *source);
+CURL_EXTERN void curl_dbg_free(void *ptr, int line, const char *source);
+CURL_EXTERN char *curl_dbg_strdup(const char *str, int line, const char *src);
+#if defined(WIN32) && defined(UNICODE)
+CURL_EXTERN wchar_t *curl_dbg_wcsdup(const wchar_t *str, int line,
+                                     const char *source);
+#endif
+
+CURL_EXTERN void curl_dbg_memdebug(const char *logname);
+CURL_EXTERN void curl_dbg_memlimit(long limit);
+CURL_EXTERN void curl_dbg_log(const char *format, ...);
+
+/* file descriptor manipulators */
+CURL_EXTERN curl_socket_t curl_dbg_socket(int domain, int type, int protocol,
+                                          int line, const char *source);
+CURL_EXTERN void curl_dbg_mark_sclose(curl_socket_t sockfd,
+                                      int line, const char *source);
+CURL_EXTERN int curl_dbg_sclose(curl_socket_t sockfd,
+                                int line, const char *source);
+CURL_EXTERN curl_socket_t curl_dbg_accept(curl_socket_t s, void *a, void *alen,
+                                          int line, const char *source);
+#ifdef HAVE_SOCKETPAIR
+CURL_EXTERN int curl_dbg_socketpair(int domain, int type, int protocol,
+                                    curl_socket_t socket_vector[2],
+                                    int line, const char *source);
+#endif
+
+/* send/receive sockets */
+CURL_EXTERN SEND_TYPE_RETV curl_dbg_send(SEND_TYPE_ARG1 sockfd,
+                                         SEND_QUAL_ARG2 SEND_TYPE_ARG2 buf,
+                                         SEND_TYPE_ARG3 len,
+                                         SEND_TYPE_ARG4 flags, int line,
+                                         const char *source);
+CURL_EXTERN RECV_TYPE_RETV curl_dbg_recv(RECV_TYPE_ARG1 sockfd,
+                                         RECV_TYPE_ARG2 buf,
+                                         RECV_TYPE_ARG3 len,
+                                         RECV_TYPE_ARG4 flags, int line,
+                                         const char *source);
+
+/* FILE functions */
+CURL_EXTERN FILE *curl_dbg_fopen(const char *file, const char *mode, int line,
+                                 const char *source);
+CURL_EXTERN int curl_dbg_fclose(FILE *file, int line, const char *source);
+
+#ifndef MEMDEBUG_NODEFINES
+
+/* Set this symbol on the command-line, recompile all lib-sources */
+#undef strdup
+#define strdup(ptr) curl_dbg_strdup(ptr, __LINE__, __FILE__)
+#define malloc(size) curl_dbg_malloc(size, __LINE__, __FILE__)
+#define calloc(nbelem,size) curl_dbg_calloc(nbelem, size, __LINE__, __FILE__)
+#define realloc(ptr,size) curl_dbg_realloc(ptr, size, __LINE__, __FILE__)
+#define free(ptr) curl_dbg_free(ptr, __LINE__, __FILE__)
+#define send(a,b,c,d) curl_dbg_send(a,b,c,d, __LINE__, __FILE__)
+#define recv(a,b,c,d) curl_dbg_recv(a,b,c,d, __LINE__, __FILE__)
+
+#ifdef WIN32
+#  ifdef UNICODE
+#    undef wcsdup
+#    define wcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__)
+#    undef _wcsdup
+#    define _wcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__)
+#    undef _tcsdup
+#    define _tcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__)
+#  else
+#    undef _tcsdup
+#    define _tcsdup(ptr) curl_dbg_strdup(ptr, __LINE__, __FILE__)
+#  endif
+#endif
+
+#undef socket
+#define socket(domain,type,protocol)\
+ curl_dbg_socket(domain, type, protocol, __LINE__, __FILE__)
+#undef accept /* for those with accept as a macro */
+#define accept(sock,addr,len)\
+ curl_dbg_accept(sock, addr, len, __LINE__, __FILE__)
+#ifdef HAVE_SOCKETPAIR
+#define socketpair(domain,type,protocol,socket_vector)\
+ curl_dbg_socketpair(domain, type, protocol, socket_vector, __LINE__, __FILE__)
+#endif
+
+#ifdef HAVE_GETADDRINFO
+#if defined(getaddrinfo) && defined(__osf__)
+/* OSF/1 and Tru64 have getaddrinfo as a define already, so we cannot define
+   our macro as for other platforms. Instead, we redefine the new name they
+   define getaddrinfo to become! */
+#define ogetaddrinfo(host,serv,hint,res) \
+  curl_dbg_getaddrinfo(host, serv, hint, res, __LINE__, __FILE__)
+#else
+#undef getaddrinfo
+#define getaddrinfo(host,serv,hint,res) \
+  curl_dbg_getaddrinfo(host, serv, hint, res, __LINE__, __FILE__)
+#endif
+#endif /* HAVE_GETADDRINFO */
+
+#ifdef HAVE_FREEADDRINFO
+#undef freeaddrinfo
+#define freeaddrinfo(data) \
+  curl_dbg_freeaddrinfo(data, __LINE__, __FILE__)
+#endif /* HAVE_FREEADDRINFO */
+
+/* sclose is probably already defined, redefine it! */
+#undef sclose
+#define sclose(sockfd) curl_dbg_sclose(sockfd,__LINE__,__FILE__)
+
+#define fake_sclose(sockfd) curl_dbg_mark_sclose(sockfd,__LINE__,__FILE__)
+
+#undef fopen
+#define fopen(file,mode) curl_dbg_fopen(file,mode,__LINE__,__FILE__)
+#undef fdopen
+#define fdopen(file,mode) curl_dbg_fdopen(file,mode,__LINE__,__FILE__)
+#define fclose(file) curl_dbg_fclose(file,__LINE__,__FILE__)
+
+#endif /* MEMDEBUG_NODEFINES */
+
+#endif /* CURLDEBUG */
+
+/*
+** Following section applies even when CURLDEBUG is not defined.
+*/
+
+#ifndef fake_sclose
+#define fake_sclose(x)  Curl_nop_stmt
+#endif
+
+/*
+ * Curl_safefree defined as a macro to allow MemoryTracking feature
+ * to log free() calls at same location where Curl_safefree is used.
+ * This macro also assigns NULL to given pointer when free'd.
+ */
+
+#define Curl_safefree(ptr) \
+  do { free((ptr)); (ptr) = NULL;} WHILE_FALSE
+
+#endif /* HEADER_CURL_MEMDEBUG_H */