/[LeafOK_CVS]/lbbs/src/file_loader.c
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Diff of /lbbs/src/file_loader.c

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Revision 1.11 by sysadm, Sun May 25 06:48:31 2025 UTC Revision 1.17 by sysadm, Sat Oct 18 12:06:10 2025 UTC
# Line 15  Line 15 
15   ***************************************************************************/   ***************************************************************************/
16    
17  #include "file_loader.h"  #include "file_loader.h"
 #include "trie_dict.h"  
 #include "str_process.h"  
18  #include "log.h"  #include "log.h"
19  #include <fcntl.h>  #include "str_process.h"
20    #include "trie_dict.h"
21  #include <errno.h>  #include <errno.h>
22  #include <unistd.h>  #include <fcntl.h>
23  #include <stdlib.h>  #include <stdlib.h>
24  #include <string.h>  #include <string.h>
25  #include <time.h>  #include <time.h>
26    #include <unistd.h>
27    #include <sys/ipc.h>
28  #include <sys/mman.h>  #include <sys/mman.h>
 #include <sys/stat.h>  
29  #include <sys/shm.h>  #include <sys/shm.h>
30  #include <sys/ipc.h>  #include <sys/stat.h>
   
 #define MAX_SPLIT_FILE_LINES 65536  
31    
32  struct shm_header_t  struct shm_header_t
33  {  {
# Line 123  int load_file(const char *filename) Line 121  int load_file(const char *filename)
121                  return -1;                  return -1;
122          }          }
123    
124          line_total = split_data_lines(p_data, SCREEN_COLS, line_offsets, MAX_SPLIT_FILE_LINES);          line_total = split_data_lines(p_data, SCREEN_COLS, line_offsets, MAX_SPLIT_FILE_LINES, 1, NULL);
         if (line_total >= MAX_SPLIT_FILE_LINES)  
         {  
                 log_error("split_data_lines() truncated over limit lines\n");  
         }  
125    
126          // Allocate shared memory          // Allocate shared memory
127          proj_id = (int)(time(NULL) % getpid());          proj_id = (int)(time(NULL) % getpid());
# Line 155  int load_file(const char *filename) Line 149  int load_file(const char *filename)
149          ((struct shm_header_t *)p_shm)->shmid = shmid;          ((struct shm_header_t *)p_shm)->shmid = shmid;
150          ((struct shm_header_t *)p_shm)->data_len = data_len;          ((struct shm_header_t *)p_shm)->data_len = data_len;
151          ((struct shm_header_t *)p_shm)->line_total = line_total;          ((struct shm_header_t *)p_shm)->line_total = line_total;
152          memcpy(p_shm + sizeof(struct shm_header_t), p_data, data_len);          memcpy((char *)p_shm + sizeof(struct shm_header_t), p_data, data_len);
153    
154          if (munmap(p_data, data_len) < 0)          if (munmap(p_data, data_len) < 0)
155          {          {
# Line 163  int load_file(const char *filename) Line 157  int load_file(const char *filename)
157                  return -2;                  return -2;
158          }          }
159    
160          p_data = p_shm + sizeof(struct shm_header_t);          p_data = (char *)p_shm + sizeof(struct shm_header_t);
161          p_line_offsets = p_data + data_len + 1;          p_line_offsets = (long *)((char *)p_data + data_len + 1);
162          memcpy(p_line_offsets, line_offsets, sizeof(long) * (size_t)(line_total + 1));          memcpy(p_line_offsets, line_offsets, sizeof(long) * (size_t)(line_total + 1));
163    
164          if (shmdt(p_shm) == -1)          if (shmdt(p_shm) == -1)
# Line 247  const void *get_file_shm_readonly(const Line 241  const void *get_file_shm_readonly(const
241    
242          *p_data_len = ((struct shm_header_t *)p_shm)->data_len;          *p_data_len = ((struct shm_header_t *)p_shm)->data_len;
243          *p_line_total = ((struct shm_header_t *)p_shm)->line_total;          *p_line_total = ((struct shm_header_t *)p_shm)->line_total;
244          *pp_data = p_shm + sizeof(struct shm_header_t);          *pp_data = (char *)p_shm + sizeof(struct shm_header_t);
245          *pp_line_offsets = *pp_data + *p_data_len + 1;          *pp_line_offsets = (const long *)((const char *)(*pp_data) + *p_data_len + 1);
246    
247          return p_shm;          return p_shm;
248  }  }

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