int Untar_FromGzChunk_Print(
Untar_GzChunkContext *ctx,
void *chunk,
size_t chunk_size,
const rtems_printer *printer
)
{
int untar_succesful;
int status;
ctx->strm.next_in = (Bytef *)chunk;
ctx->strm.avail_in = (size_t)chunk_size;
/* Inflate until output buffer is not full */
do {
ctx->strm.next_out = (Bytef *) ctx->inflateBuffer;
ctx->strm.avail_out = ctx->inflateBufferSize;
status = inflate(&ctx->strm, Z_NO_FLUSH);
if (status == Z_OK || status == Z_STREAM_END) {
size_t inflated_size =
ctx->inflateBufferSize - ctx->strm.avail_out;
untar_succesful = Untar_FromChunk_Print(&ctx->base,
ctx->inflateBuffer, inflated_size, NULL);
if (untar_succesful != UNTAR_SUCCESSFUL){
return untar_succesful;
}
}
} while (ctx->strm.avail_out == 0 && ctx->strm.avail_in > 0
&& status == Z_OK);
if (status != Z_OK) {
if (untar_succesful != UNTAR_SUCCESSFUL){
rtems_printf(printer, "Untar not successful\n");
}
if (status != Z_STREAM_END) {
rtems_printf(printer, "Zlib inflate failed\n");
}
status = inflateEnd(&ctx->strm);
if (status != Z_OK) {
rtems_printf(printer, "Zlib inflate end failed\n");
}
}
return untar_succesful;
}
void test_untar_chunks_from_memory(void)
{
rtems_status_code sc;
rtems_printer printer;
int rv;
Untar_ChunkContext ctx;
unsigned long counter = 0;
char *buffer = (char *)TARFILE_START;
size_t buflen = TARFILE_SIZE;
puts( "" );
rtems_print_printer_printf(&printer);
/* make a directory to untar it into */
rv = mkdir( "/dest2", 0777 );
rtems_test_assert( rv == 0 );
rv = chdir( "/dest2" );
rtems_test_assert( rv == 0 );
printf( "Untaring chunks from memory - " );
Untar_ChunkContext_Init(&ctx);
do {
sc = Untar_FromChunk_Print(&ctx, &buffer[counter], (size_t)1 , &printer);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
counter ++;
} while (counter < buflen);
printf("successful\n");
/******************/
printf( "========= /dest2/home/test_file =========\n" );
test_cat( "/dest2/home/test_file", 0, 0 );
/******************/
printf( "========= /dest2/home/test_script =========\n" );
test_cat( "/dest2/home/test_script", 0, 0 );
test_untar_check_mode("/dest2/home/test_script", 0755);
/******************/
printf( "========= /dest2/symlink =========\n" );
test_cat( "/dest2/symlink", 0, 0 );
}
