Line data    Source code

       1             : #include "common.h"
       2             : 
       3             : /* Testing: data truncation behavior of ct_fetch */
       4             : int
       5           8 : main(int argc, char *argv[])
       6             : {
       7             :         CS_CONTEXT *ctx;
       8             :         CS_CONNECTION *conn;
       9             :         CS_COMMAND *cmd;
      10           8 :         int verbose = 0;
      11             : 
      12             :         CS_RETCODE ret;
      13             :         CS_RETCODE results_ret;
      14             :         CS_INT result_type;
      15             :         CS_INT num_cols;
      16             : 
      17             :         CS_DATAFMT datafmt;
      18           8 :         CS_INT copied = 0;
      19           8 :         CS_SMALLINT ind = 0;
      20           8 :         CS_INT count, row_count = 0;
      21             : 
      22             :         CS_CHAR select[1024];
      23             : 
      24           8 :         char *addr = NULL;
      25             : 
      26           8 :         printf("%s: test data truncation behavior of ct_fetch \n", __FILE__);
      27             :         if (verbose) {
      28             :                 printf("Trying login\n");
      29             :         }
      30           8 :         check_call(try_ctlogin_with_options, (argc, argv, &ctx, &conn, &cmd, verbose));
      31           8 :         verbose += common_pwd.fverbose;
      32             : 
      33           8 :         strcpy(select, "select name from systypes where datalength(name) > 2*9 order by datalength(name)");
      34           8 :         printf("%s\n", select);
      35             : 
      36           8 :         check_call(ct_command, (cmd, CS_LANG_CMD, select, CS_NULLTERM, CS_UNUSED));
      37             : 
      38           8 :         check_call(ct_send, (cmd));
      39             : 
      40          32 :         while ((results_ret = ct_results(cmd, &result_type)) == CS_SUCCEED) {
      41          16 :                 switch ((int) result_type) {
      42             :                 case CS_CMD_SUCCEED:
      43             :                         break;
      44             :                 case CS_CMD_DONE:
      45             :                         break;
      46           0 :                 case CS_CMD_FAIL:
      47           0 :                         fprintf(stderr, "ct_results() result_type CS_CMD_FAIL.\n");
      48           0 :                         free(addr);
      49           0 :                         return 1;
      50           8 :                 case CS_ROW_RESULT:
      51             : 
      52           8 :                         check_call(ct_res_info, (cmd, CS_NUMDATA, &num_cols, CS_UNUSED, NULL));
      53           8 :                         fprintf(stderr, "%d column%s\n", num_cols, num_cols==1? "":"s");
      54             : 
      55           8 :                         check_call(ct_describe, (cmd, 1, &datafmt));
      56             : 
      57           8 :                         fprintf(stderr, "type = %d\n", datafmt.datatype);
      58           8 :                         fprintf(stderr, "maxlength = %d\n", datafmt.maxlength);
      59           8 :                         if (datafmt.datatype == CS_CHAR_TYPE) {
      60           8 :                                 fprintf(stderr, "CS_CHAR_TYPE\n");
      61           8 :                                 datafmt.format = CS_FMT_NULLTERM;
      62           8 :                                 addr = (char *) malloc(datafmt.maxlength);
      63             :                         }
      64             : 
      65           8 :                         fprintf(stderr, "binding column 1 (%s)\n", datafmt.name);
      66             : 
      67             :                         /* set maxlength to something short to test truncation behavior */
      68           8 :                         if (common_pwd.maxlength) 
      69           0 :                                 datafmt.maxlength = common_pwd.maxlength;
      70             : 
      71           8 :                         check_call(ct_bind, (cmd, 1, &datafmt, addr, &copied, &ind));
      72             : 
      73           8 :                         fprintf(stderr, "fetching rows with datafmt.maxlength = %d\n", datafmt.maxlength);
      74             : 
      75           8 :                         while ((ret = ct_fetch(cmd, CS_UNUSED, CS_UNUSED, CS_UNUSED, &count)) != CS_END_DATA) {
      76             : 
      77          28 :                                 fprintf(stderr, "ct_fetch() row %d returned %d.\n", row_count, (int) ret);
      78          28 :                                 addr[copied] = '\0';
      79          28 :                                 fprintf(stderr, "copied %d bytes: [%s]\n", copied, addr);
      80          28 :                                 row_count += count;
      81             : 
      82          28 :                                 switch (ret) {
      83          28 :                                 case CS_SUCCEED:
      84          28 :                                         printf("ct_fetch returned %d row%s\n", count, count==1? "":"s");
      85          28 :                                         break;
      86           0 :                                 case CS_ROW_FAIL:
      87           0 :                                         fprintf(stderr, "error: ct_fetch() returned CS_ROW_FAIL on row %d.\n", row_count);
      88           0 :                                         free(addr);
      89           0 :                                         return 1;
      90           0 :                                 case CS_CANCELED:
      91           0 :                                         fprintf(stderr, "error: ct_fetch() returned CS_CANCELED??\n");
      92           0 :                                         free(addr);
      93           0 :                                         return 1;
      94           0 :                                 case CS_FAIL:
      95           0 :                                         fprintf(stderr, "error: ct_fetch() returned CS_FAIL.\n");
      96           0 :                                         free(addr);
      97           0 :                                         return 1;
      98           0 :                                 default:
      99           0 :                                         fprintf(stderr, "error: ct_fetch() unexpected return.\n");
     100           0 :                                         free(addr);
     101           0 :                                         return 1;
     102             :                                 }
     103             :                         }
     104             :                         
     105             :                         break;
     106             :                 }
     107             :         }
     108             :         
     109           8 :         switch ((int) results_ret) {
     110             :         case CS_END_RESULTS:
     111             :                 break;
     112           0 :         case CS_FAIL:
     113           0 :                 fprintf(stderr, "ct_results() failed.\n");
     114           0 :                 free(addr);
     115           0 :                 return 1;
     116             :                 break;
     117           0 :         default:
     118           0 :                 fprintf(stderr, "ct_results() unexpected return.\n");
     119           0 :                 free(addr);
     120           0 :                 return 1;
     121             :         }
     122             : 
     123           8 :         if (verbose) {
     124           0 :                 printf("Trying logout\n");
     125             :         }
     126           8 :         check_call(try_ctlogout, (ctx, conn, cmd, verbose));
     127             : 
     128           8 :         free(addr);
     129           8 :         return 0;
     130             : }