diff options
author | Corey Farrell <git@cfware.com> | 2017-11-07 15:00:33 -0500 |
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committer | Corey Farrell <git@cfware.com> | 2017-11-13 13:38:26 -0500 |
commit | 2ad6210dd7b9071de3a2d3fb6ebdcb243ec470da (patch) | |
tree | bfa92e797ae57bbc6c936b314d7dfda08b3a6600 /include | |
parent | b1743cb3c75a943a8a9cb55a3e4355f0133156fe (diff) |
vectors: Add new macro and a string vector definition.
* AST_VECTOR_STEAL_ELEMENTS - steal the array of elements for use
with non-vector code.
* struct ast_vector_string - a vector of 'char *'.
Change-Id: I104d1b204be03fccf67e02a195596adcb5ab1e42
Diffstat (limited to 'include')
-rw-r--r-- | include/asterisk/vector.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/asterisk/vector.h b/include/asterisk/vector.h index 8270e25a9..2ee5e29a6 100644 --- a/include/asterisk/vector.h +++ b/include/asterisk/vector.h @@ -51,6 +51,9 @@ /*! \brief Integer vector definition */ AST_VECTOR(ast_vector_int, int); +/*! \brief String vector definition */ +AST_VECTOR(ast_vector_string, char *); + /*! * \brief Define a vector structure with a read/write lock * @@ -91,6 +94,26 @@ AST_VECTOR(ast_vector_int, int); }) /*! + * \brief Steal the elements from a vector and reinitialize. + * + * \param vec Vector to operate on. + * + * This allows you to use vector.h to construct a list and use the + * data as a bare array. + * + * \note The stolen array must eventually be released using ast_free. + * + * \warning AST_VECTOR_SIZE and AST_VECTOR_MAX_SIZE are both reset + * to 0. If either are needed they must be saved to a local + * variable before stealing the elements. + */ +#define AST_VECTOR_STEAL_ELEMENTS(vec) ({ \ + typeof((vec)->elems) __elems = (vec)->elems; \ + AST_VECTOR_INIT((vec), 0); \ + (__elems); \ +}) + +/*! * \brief Initialize a vector with a read/write lock * * If \a size is 0, then no space will be allocated until the vector is |