4 files changed, 56 insertions, 0 deletions
diff --git a/include/asterisk/channel.h b/include/asterisk/channel.h
index 5c73c777e..6f220271a 100644
--- a/include/asterisk/channel.h
+++ b/include/asterisk/channel.h
@@ -1993,6 +1993,21 @@ int ast_prod(struct ast_channel *chan);
 int ast_set_read_format_path(struct ast_channel *chan, struct ast_format *raw_format, struct ast_format *core_format);
 
 /*!
+ * \brief Set specific write path on channel.
+ * \since 13.13.0
+ *
+ * \param chan Channel to setup write path.
+ * \param core_format What the core wants to write.
+ * \param raw_format Raw write format.
+ *
+ * \pre chan is locked
+ *
+ * \retval 0 on success.
+ * \retval -1 on error.
+ */
+int ast_set_write_format_path(struct ast_channel *chan, struct ast_format *core_format, struct ast_format *raw_format);
+
+/*!
  * \brief Sets read format on channel chan from capabilities
  * Set read format for channel to whichever component of "format" is best.
  * \param chan channel to change
diff --git a/include/asterisk/format.h b/include/asterisk/format.h
index a5ca03818..b01592d16 100644
--- a/include/asterisk/format.h
+++ b/include/asterisk/format.h
@@ -299,6 +299,24 @@ void ast_format_set_attribute_data(struct ast_format *format, void *attribute_da
 const char *ast_format_get_name(const struct ast_format *format);
 
 /*!
+ * \brief Get the channel count on a format
+ *
+ * \param The media format
+ *
+ * \return Currently set channel count
+ */
+unsigned int ast_format_get_channel_count(const struct ast_format *format);
+
+/*!
+ * \brief Set the channel count on a format
+ *
+ * \param format The media format
+ * \param channel_count The number of audio channels used
+ *
+ */
+void ast_format_set_channel_count(struct ast_format *format, unsigned int channel_count);
+
+/*!
  * \brief Get the codec associated with a format
  *
  * \param format The media format
diff --git a/include/asterisk/options.h b/include/asterisk/options.h
index 345bacf6c..ff35c16c4 100644
--- a/include/asterisk/options.h
+++ b/include/asterisk/options.h
@@ -132,6 +132,20 @@ enum ast_option_flags {
 #define ast_opt_generic_plc         ast_test_flag(&ast_options, AST_OPT_FLAG_GENERIC_PLC)
 #define ast_opt_ref_debug           ast_test_flag(&ast_options, AST_OPT_FLAG_REF_DEBUG)
 
+/*! Maximum log level defined by PJPROJECT. */
+#define MAX_PJ_LOG_MAX_LEVEL		6
+/*!
+ * Normal PJPROJECT active log level used by Asterisk.
+ *
+ * These levels are usually mapped to Error and
+ * Warning Asterisk log levels which shouldn't
+ * normally be suppressed.
+ */
+#define DEFAULT_PJ_LOG_MAX_LEVEL	2
+
+/*! Current pjproject logging level */
+extern int ast_option_pjproject_log_level;
+
 extern struct ast_flags ast_options;
 
 extern int option_verbose;
diff --git a/include/asterisk/utils.h b/include/asterisk/utils.h
index 2378c6971..423d73b26 100644
--- a/include/asterisk/utils.h
+++ b/include/asterisk/utils.h
@@ -1126,4 +1126,13 @@ int ast_file_is_readable(const char *filename);
  */
 int ast_compare_versions(const char *version1, const char *version2);
 
+/*
+ * \brief Test that an OS supports IPv6 Networking.
+ * \since 13.14.0
+ *
+ * \return True (non-zero) if the IPv6 supported.
+ * \return False (zero) if the OS doesn't support IPv6.
+ */
+int ast_check_ipv6(void);
+
 #endif /* _ASTERISK_UTILS_H */