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  • Committer: Brian Aker
  • Date: 2011-12-19 16:28:27 UTC
  • mto: (2478.1.1 drizzle-build)
  • mto: This revision was merged to the branch mainline in revision 2478.
  • Revision ID: brian@tangent.org-20111219162827-bfwc9zzfk10omyil
Null safety fix for libdrizzle

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Lines of Context:
libdrizzle/command.cc
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drizzle_return_t drizzle_state_command_read(drizzle_con_st *con)
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{
 
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  if (con == NULL)
 
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  {
 
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    return DRIZZLE_RETURN_INVALID_ARGUMENT;
 
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  }
 
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  drizzle_log_debug(con->drizzle, "drizzle_state_command_read");
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  if (con->buffer_size == 0)
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  size_t free_size;
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  drizzle_return_t ret;
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  if (con == NULL)
 
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  {
 
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    return DRIZZLE_RETURN_INVALID_ARGUMENT;
 
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  }
 
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  drizzle_log_debug(con->drizzle, "drizzle_state_command_write");
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  if (con->command_data == NULL && con->command_total != 0 &&
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    start= con->buffer;
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  }
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  else
 
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  {
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    start= con->buffer_ptr + con->buffer_size;
 
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  }
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  if (con->command_offset == 0)
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  {
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    ptr= start;
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    ptr[3]= 0;
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    if (con->options & DRIZZLE_CON_MYSQL)
 
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    {
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      ptr[4]= (uint8_t)(con->command);
 
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    }
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    else
 
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    {
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      ptr[4]= (uint8_t)(_command_drizzle_map[con->command]);
 
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    }
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    ptr+= 5;
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    if (con->command == DRIZZLE_COMMAND_CHANGE_USER)