From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/sipcc/cpr_string.h | 139 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 third_party/sipcc/cpr_string.h

(limited to 'third_party/sipcc/cpr_string.h')

diff --git a/third_party/sipcc/cpr_string.h b/third_party/sipcc/cpr_string.h
new file mode 100644
index 0000000000..de6b1cc8a0
--- /dev/null
+++ b/third_party/sipcc/cpr_string.h
@@ -0,0 +1,139 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _CPR_STRING_H_
+#define _CPR_STRING_H_
+
+#include <stdarg.h>
+
+#include "cpr_types.h"
+#include "cpr_strings.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * sstrncpy
+ *
+ * @brief The CPR wrapper for strncpy
+ *
+ * This is Cisco's *safe* version of strncpy.  The string will always
+ * be NUL terminated (which is not ANSI compliant).
+ *
+ * @param[in] dst  - The destination string
+ * @param[in] src  - The source
+ * @param[in]  max - maximum length in octets to concatenate
+ *
+ * @return     Pointer to the @b end of the string
+ *
+ * @note       Modified to be explicitly safe for all inputs.
+ *             Also return the number of characters copied excluding the
+ *             NUL terminator vs. the original string s1.  This simplifies
+ *             code where sstrncat functions follow.
+ */
+unsigned long
+sstrncpy(char *dst, const char *src, unsigned long max);
+
+
+/**
+ * sstrncat
+ *
+ * @brief The CPR wrapper for strncat
+ *
+ * This is Cisco's *safe* version of strncat.  The string will always
+ * be NUL terminated (which is not ANSI compliant).
+ *
+ * @param[in] s1  - first string
+ * @param[in] s2  - second string
+ * @param[in]  max - maximum length in octets to concatenate
+ *
+ * @return     Pointer to the @b end of the string
+ *
+ * @note    Modified to be explicitly safe for all inputs.
+ *             Also return the end vs. the beginning of the string s1
+ *             which is useful for multiple sstrncat calls.
+ */
+char *
+sstrncat(char *s1, const char *s2, unsigned long max);
+
+
+/*
+ * flex_string
+ */
+#define FLEX_STRING_CHUNK_SIZE 256
+
+typedef struct {
+  char *buffer;
+  size_t buffer_length;
+  size_t string_length;
+} flex_string;
+
+/*
+ * flex_string_init
+ *
+ * Not thread-safe
+ */
+void flex_string_init(flex_string *fs);
+
+/*
+ * flex_string_free
+ *
+ * Not thread-safe
+ */
+void flex_string_free(flex_string *fs);
+
+/*
+ * flex_string_check_alloc
+ *
+ * Allocate enough chunks to hold the new minimum size.
+ *
+ * Not thread-safe
+ */
+void flex_string_check_alloc(flex_string *fs, size_t new_min_length);
+
+/*
+ * flex_string_append
+ *
+ * Not thread-safe
+ */
+void flex_string_append(flex_string *fs, const char *more);
+
+/*
+ * flex_string_sprintf
+ *
+ * Not thread-safe
+ */
+void flex_string_vsprintf(flex_string *fs, const char *format, va_list original_ap);
+
+/*
+ * flex_string_sprintf
+ *
+ * Not thread-safe
+ */
+void flex_string_sprintf(flex_string *fs, const char *format, ...);
+
+
+/* From cpr_linux_string.h */
+/* cpr_strdup
+ *
+ * @brief The CPR wrapper for strdup
+
+ * The cpr_strdup shall return a pointer to a new string, which is a duplicate
+ * of the string pointed to by "str" argument. A null pointer is returned if the
+ * new string cannot be created.
+ *
+ * @param[in] str  - The string that needs to be duplicated
+ *
+ * @return The duplicated string or NULL in case of no memory
+ *
+ */
+char *
+cpr_strdup(const char *str);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
-- 
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