Introduce clear_afhi().

aft.c and afh.c contain identical code to free all members of an
instance of struct afh_info. This commit introduces the public
function clear_afhi(), and patches both aft.c and afh.c to call the
new function.

diff --git a/afh.c b/afh.c
index bc868106c0c23f2dc6fedcbe1a025a4b409d7bcb..5b1cfe9bd1bd367939b9df2ddce2e4069c6df70d 100644 (file)
--- a/afh.c
+++ b/afh.c
@@ -204,13 +204,7 @@ int main(int argc, char **argv)
                                print_chunk_table(&afhi);
                        printf("\n");
                }
-               free(afhi.techinfo);
-               free(afhi.tags.artist);
-               free(afhi.tags.title);
-               free(afhi.tags.year);
-               free(afhi.tags.album);
-               free(afhi.tags.comment);
-               free(afhi.chunk_table);
+               clear_afhi(&afhi);
                ret2 = para_munmap(audio_file_data, audio_file_size);
                if (ret2 < 0 && ret >= 0)
                        ret = ret2;

diff --git a/afh.h b/afh.h
index a574edf5899f9f43c4abd0f2e6fc39085bb49854..7952809436752f19a795362469291a4996f0d468 100644 (file)
--- a/afh.h
+++ b/afh.h
@@ -104,3 +104,4 @@ void afh_get_chunk(long unsigned chunk_num, struct afh_info *afhi,
 void afh_get_header(struct afh_info *afhi, uint8_t audio_format_id,
                void *map, size_t mapsize, char **buf, size_t *len);
 void afh_free_header(char *header_buf, uint8_t audio_format_id);
+void clear_afhi(struct afh_info *afhi);

diff --git a/afh_common.c b/afh_common.c
index 9f1d1881e2e88043eeb7bafce6477676e8fc2076..5b6301b5f3d06405930df8fbcc64c7095f7ece06 100644 (file)
--- a/afh_common.c
+++ b/afh_common.c
@@ -221,6 +221,26 @@ success:
        return ret;
 }
 
+/**
+ * Deallocate contents of a filled-in ahi structure
+ *
+ * \param afhi The structure to clear.
+ *
+ * The given pointer is kept, everything else is freed.
+ */
+void clear_afhi(struct afh_info *afhi)
+{
+       if (!afhi)
+               return;
+       free(afhi->chunk_table);
+       free(afhi->techinfo);
+       free(afhi->tags.artist);
+       free(afhi->tags.title);
+       free(afhi->tags.year);
+       free(afhi->tags.album);
+       free(afhi->tags.comment);
+}
+
 /**
  * Get the name of the given audio format.
  *

diff --git a/aft.c b/aft.c
index f89235a484287ce2b5f5aa9081c38fd7a7a5d712..7516e328e9bd63037476b99f37f4bbab5ffd0b37 100644 (file)
--- a/aft.c
+++ b/aft.c
@@ -1914,15 +1914,7 @@ out_free:
                send_ret = sc_send_va_buffer(&pad->cc->scc,
                        "failed to add %s (%s)\n", path, para_strerror(-ret));
        free(obj.data);
-       if (afhi_ptr) {
-               free(afhi_ptr->chunk_table);
-               free(afhi_ptr->techinfo);
-               free(afhi_ptr->tags.artist);
-               free(afhi_ptr->tags.title);
-               free(afhi_ptr->tags.year);
-               free(afhi_ptr->tags.album);
-               free(afhi_ptr->tags.comment);
-       }
+       clear_afhi(afhi_ptr);
        /* Stop adding files only on send errors. */
        return send_ret;
 }