format_cap: make function parameters 'const'

There were a couple places where the format cap function parameter was not
'const' when it should have been. This patch makes them 'const'.

Change-Id: Ife753fb16a962d842a6b44f45363a61a66bfdb2e

diff --git a/include/asterisk/format_cap.h b/include/asterisk/format_cap.h
index a86fd210e72bcc01352de0385eac5f5d1d93d965..d5710679801734046ac49ee7adf574461150cba2 100644 (file)
--- a/include/asterisk/format_cap.h
+++ b/include/asterisk/format_cap.h
@@ -319,7 +319,7 @@ int ast_format_cap_has_type(const struct ast_format_cap *cap, enum ast_media_typ
  *
  * \return The contents of the buffer in \c buf
  */
-const char *ast_format_cap_get_names(struct ast_format_cap *cap, struct ast_str **buf);
+const char *ast_format_cap_get_names(const struct ast_format_cap *cap, struct ast_str **buf);
 
 #ifndef AST_FORMAT_CAP_NAMES_LEN
 /*! Buffer size for callers of ast_format_cap_get_names to allocate. */
@@ -333,6 +333,6 @@ const char *ast_format_cap_get_names(struct ast_format_cap *cap, struct ast_str
  * \retval 1 The format cap has zero formats or only ast_format_none
  * \retval 0 The format cap has at least one format
  */
-int ast_format_cap_empty(struct ast_format_cap *cap);
+int ast_format_cap_empty(const struct ast_format_cap *cap);
 
 #endif /* _AST_FORMAT_CAP_H */

diff --git a/main/format_cap.c b/main/format_cap.c
index 8a00ed64da9df51bdc8631dad3914851e317cea3..86e8e1ff0b4b94b88e1b13c8a721924a3a620142 100644 (file)
--- a/main/format_cap.c
+++ b/main/format_cap.c
@@ -734,7 +734,7 @@ int ast_format_cap_identical(const struct ast_format_cap *cap1, const struct ast
        return internal_format_cap_identical(cap2, cap1);
 }
 
-const char *ast_format_cap_get_names(struct ast_format_cap *cap, struct ast_str **buf)
+const char *ast_format_cap_get_names(const struct ast_format_cap *cap, struct ast_str **buf)
 {
        int i;
 
@@ -760,7 +760,7 @@ const char *ast_format_cap_get_names(struct ast_format_cap *cap, struct ast_str
        return ast_str_buffer(*buf);
 }
 
-int ast_format_cap_empty(struct ast_format_cap *cap)
+int ast_format_cap_empty(const struct ast_format_cap *cap)
 {
        int count = ast_format_cap_count(cap);