Line data    Source code

       1             : #include "../types/fd_types_yaml.h"
       2             : #include "../types/fd_types_reflect.h"
       3             : 
       4             : #include <stdio.h>
       5             : #include <stdlib.h>
       6             : #include <sys/stat.h> /* mkdir(2) */
       7             : #include <fcntl.h>    /* open(2) */
       8             : #include <unistd.h>   /* close(2) */
       9             : 
      10             : static void
      11           0 : usage( void ) {
      12             :   fprintf( stderr,
      13           0 :     "Usage: fd_bincode2yaml --type <type> --file {FILE}\n"
      14           0 :     "\n"
      15           0 :     "Converts a bincode blob to YAML.\n"
      16           0 :     "\n"
      17           0 :     "Options:\n"
      18           0 :     "  --file name     Path to bincode blob\n"
      19           0 :     "  --type <type>   fd_types name (see fd_types.json)\n"
      20           0 :     "\n" );
      21           0 : }
      22             : 
      23             : int
      24             : main( int     argc,
      25             :       char ** argv ) {
      26             :   fd_boot( &argc, &argv );
      27             : 
      28             :   /* Command line handling */
      29             : 
      30             :   for( int i=1; i<argc; i++ ) {
      31             :     if( 0==strcmp( argv[i], "--help" ) ) {
      32             :       usage();
      33             :       return 0;
      34             :     }
      35             :   }
      36             : 
      37             :   char const * _page_sz   = fd_env_strip_cmdline_cstr ( &argc, &argv, "--page-sz",    NULL, "gigantic" );
      38             :   ulong        page_cnt   = fd_env_strip_cmdline_ulong( &argc, &argv, "--page-cnt",   NULL, 2UL        );
      39             :   ulong        scratch_mb = fd_env_strip_cmdline_ulong( &argc, &argv, "--scratch-mb", NULL, 1024UL     );
      40             :   char const * type       = fd_env_strip_cmdline_cstr ( &argc, &argv, "--type",       NULL, NULL       );
      41             :   char const * file       = fd_env_strip_cmdline_cstr ( &argc, &argv, "--file",       NULL, NULL       );
      42             : 
      43             :   if ((NULL == type) || (NULL == file)) {
      44             :     usage();
      45             :     return 0;
      46             :   }
      47             : 
      48             :   ulong page_sz = fd_cstr_to_shmem_page_sz( _page_sz );
      49             : 
      50             :   fd_wksp_t * wksp = fd_wksp_new_anonymous( page_sz, page_cnt, fd_log_cpu_id(), "wksp", 0UL );
      51             :   if( FD_UNLIKELY( !wksp ) ) FD_LOG_ERR(( "fd_wksp_new_anonymous() failed" ));
      52             : 
      53             :   /* Create scratch allocator */
      54             : 
      55             :   ulong  smax = scratch_mb << 20;
      56             :   void * smem = fd_wksp_alloc_laddr( wksp, fd_scratch_smem_align(), smax, 1UL );
      57             :   if( FD_UNLIKELY( !smem ) ) FD_LOG_ERR(( "Failed to alloc scratch mem" ));
      58             : # define SCRATCH_DEPTH (4UL)
      59             :   ulong fmem[ SCRATCH_DEPTH ] __attribute((aligned(FD_SCRATCH_FMEM_ALIGN)));
      60             :   fd_scratch_attach( smem, fmem, smax, SCRATCH_DEPTH );
      61             :   fd_scratch_push();
      62             : 
      63             :   /* Read file */
      64             : 
      65             :   uchar * data;
      66             :   ulong   data_sz;
      67             :   do {
      68             :     /* Open and stat file */
      69             :     int fd = open( file, O_RDONLY );
      70             :     FD_TEST( fd>=0 );
      71             :     struct stat statbuf[1];
      72             :     FD_TEST( 0==fstat( fd, statbuf ) );
      73             :     data_sz = (ulong)statbuf->st_size;
      74             : 
      75             :     /* Allocate scratch buffer for file */
      76             :     FD_TEST( fd_scratch_alloc_is_safe( /* align */ 1UL, data_sz ) );
      77             :     data = fd_scratch_alloc( /* align */ 1UL, data_sz );
      78             : 
      79             :     /* Copy file into memory */
      80             :     FD_TEST( (ssize_t)data_sz == read( fd, data, data_sz ) );
      81             :     FD_TEST( 0==close( fd ) );
      82             :   } while(0);
      83             : 
      84             :   /* Decode file */
      85             : 
      86             :   fd_bincode_decode_ctx_t decode = {
      87             :     .data    = data,
      88             :     .dataend = data + data_sz,
      89             :   };
      90             : 
      91             :   fd_flamenco_yaml_t * yaml =
      92             :     fd_flamenco_yaml_init( fd_flamenco_yaml_new(
      93             :       fd_scratch_alloc( fd_flamenco_yaml_align(), fd_flamenco_yaml_footprint() ) ),
      94             :       stdout );
      95             : 
      96             :   fd_types_vt_t const * f = fd_types_vt_by_name( type, strlen( type ) );
      97             :   if( FD_UNLIKELY( !f ) ) FD_LOG_ERR (( "lookup for %s failed", type ));
      98             : 
      99             :   ulong total_sz = 0UL;
     100             :   int err = f->decode_footprint( &decode, &total_sz );
     101             :   if( FD_UNLIKELY( err!=0 ) ) return err;
     102             : 
     103             :   uchar * d = fd_scratch_alloc( f->align, total_sz );
     104             : 
     105             :   f->decode( d, &decode );
     106             : 
     107             :   f->walk( yaml, d, fd_flamenco_yaml_walk, NULL, 0U, 0U );
     108             : 
     109             :   fd_scratch_pop();
     110             :   fd_scratch_detach( NULL );
     111             :   fd_halt();
     112             :   return 0;
     113             : }