gmio_amf: auto-define ZIP entry filename from filepath in gmio_amf_write_file()

src/gmio_amf/amf_io.c

@@ -32,6 +32,7 @@
 
 #include "../gmio_core/error.h"
 #include "../gmio_core/internal/error_check.h"
+#include "../gmio_core/internal/file_utils.h"
 #include "../gmio_core/internal/float_format_utils.h"
 #include "../gmio_core/internal/helper_memblock.h"
 #include "../gmio_core/internal/helper_stream.h"
@@ -936,13 +937,33 @@ int gmio_amf_write_file(
 {
     const bool compress = opts != NULL ? opts->create_zip_archive : false;
     FILE* file = fopen(filepath, compress ? "wb" : "w");
+    int error = GMIO_ERROR_OK;
     if (file != NULL) {
-        /* TODO: if opts->zip_entry_filename is empty then try to take the
-         *       filename part of filepath */
         struct gmio_stream stream = gmio_stream_stdio(file);
-        const int error = gmio_amf_write(&stream, doc, opts);
+        if (compress && opts->zip_entry_filename_len == 0) {
+            /* opts->zip_entry_filename is empty then try to take the filename
+             * part of filepath */
+            const struct gmio_const_string basefilename =
+                    gmio_fileutils_find_basefilename(filepath);
+            if (!gmio_const_string_is_empty(&basefilename)) {
+                char filename[512] = {0};
+                const struct gmio_const_string suffix = { ".amf", 4 };
+                const size_t filename_len = gmio_const_string_concat(
+                            filename, sizeof(filename), &basefilename, &suffix);
+                struct gmio_amf_write_options ovr_opts = *opts;
+                ovr_opts.zip_entry_filename = filename;
+                ovr_opts.zip_entry_filename_len = (uint16_t)filename_len;
+                error = gmio_amf_write(&stream, doc, &ovr_opts);
+                goto label_end;
+            }
+        }
+        error = gmio_amf_write(&stream, doc, opts);
+    }
+    else {
+        error = GMIO_ERROR_STDIO;
+    }
+
+label_end:
     fclose(file);
     return error;
-    }
-    return GMIO_ERROR_STDIO;
 }

src/gmio_amf/amf_io_options.h

@@ -51,11 +51,9 @@
  */
 struct gmio_amf_write_options
 {
-    /*! Used by the stream to bufferize I/O operations
-     *
+    /*! Used by the stream to bufferize I/O operations.
      *  If null, then a temporary memblock is created with the global default
      *  constructor function
-     *
      *  \sa gmio_memblock_isnull()
      *  \sa gmio_memblock_default() */
     struct gmio_memblock stream_memblock;
@@ -63,17 +61,13 @@ struct gmio_amf_write_options
     /*! Optional interface by which the I/O operation can be controlled */
     struct gmio_task_iface task_iface;
 
-    /*! The format used when writting double values as strings
-     *
-     *  Defaulted to \c GMIO_FLOAT_TEXT_FORMAT_DECIMAL_LOWERCASE when calling
-     *  gmio_amf_write() with \c options==NULL
-     */
+    /*! The format used when writting double values as strings.
+     *  Defaults to \c GMIO_FLOAT_TEXT_FORMAT_DECIMAL_LOWERCASE when calling
+     *  gmio_amf_write() with \c options==NULL */
     enum gmio_float_text_format float64_format;
 
-    /*! The maximum number of significant digits when writting double values
-     *
-     *  Defaulted to \c 16 when calling gmio_amf_write() with \c options==NULL
-     */
+    /*! The maximum number of significant digits when writting \c double values.
+     *  Defaults to \c 16 when calling gmio_amf_write() with \c options==NULL */
     uint8_t float64_prec;
 
     /* ZIP/Deflate compression */
@@ -91,7 +85,7 @@ struct gmio_amf_write_options
     /*! Flag to disable use of the Zip64 format extensions */
     bool dont_use_zip64_extensions;
 
-    /*! Options for the deflate(zlib) compression */
+    /*! Options for the zlib(deflate) compression */
     struct gmio_zlib_compress_options z_compress_options;
 };
 

tests/main_test_amf.c

@@ -52,6 +52,7 @@ const char* all_tests()
     UTEST_RUN(test_amf_write_doc_1_plaintext);
     UTEST_RUN(test_amf_write_doc_1_zip);
     UTEST_RUN(test_amf_write_doc_1_zip64);
+    UTEST_RUN(test_amf_write_doc_1_zip64_file);
 
     return NULL;
 }

tests/test_amf_io.c

@@ -439,3 +439,15 @@ static const char* test_amf_write_doc_1_zip64()
     free(wbuff.ptr);
     return NULL;
 }
+
+static const char* test_amf_write_doc_1_zip64_file()
+{
+    const struct __tamf__document testdoc = __tamf__create_doc_1();
+    const struct gmio_amf_document doc = __tamf_create_doc(&testdoc);
+    struct gmio_amf_write_options options = {0};
+    options.float64_prec = 9;
+    options.create_zip_archive = true;
+    const int error = gmio_amf_write_file("output_64_file.zip", &doc, &options);
+    UTEST_COMPARE_INT(error, GMIO_ERROR_OK);
+    return NULL;
+}