scanner.c@91e0890464b0
scanner.c
Thu, 20 Oct 2011 15:21:53 +0200
- author
- Mike Becker <universe@uap-core.de>
- date
- Thu, 20 Oct 2011 15:21:53 +0200
- changeset 21
- 91e0890464b0
- parent 20
- 43725438ac50
- child 22
- 4508da679ffb
- permissions
- -rw-r--r--
implemented bfile heuristics option + TODO: implement algorithm
1 /*
2 * scanner.c
3 *
4 * Created on: 23.05.2011
5 * Author: Mike
6 */
9 #include "scanner.h"
10 #include "suffix_fnc.h"
11 #include "bfile_heuristics.h"
13 int scanDirectory(DIR *dir, const int spaces,
14 char* currdir, settings_t* settings) {
15 DIR *subdir;
16 struct dirent *entry;
17 int lines, a;
18 int lineSum = 0;
19 bool bfile;
21 while ((entry = readdir(dir)) != NULL) {
22 if (strcmp(entry->d_name, ".") != 0 && strcmp(entry->d_name, "..") != 0) {
23 // Print occurence
24 char entryname[strlen(entry->d_name)+spaces];
25 for (int t = 0 ; t < spaces ; t++) {
26 entryname[t]=' ';
27 }
28 entryname[spaces] = 0;
29 strcat(entryname, entry->d_name);
31 char filename[(1+strlen(currdir)+strlen(entry->d_name))];
32 strcpy(filename, currdir);
33 strncat(filename, &settings->fileSeparator, 1);
34 strcat(filename, entry->d_name);
36 // Check for subdirectory
37 if ((subdir = opendir(filename)) != NULL) {
38 printf("%-60s\n", entryname);
39 if (settings->recursive) {
40 lineSum += scanDirectory(subdir, spaces+1, filename, settings);
41 }
42 closedir(subdir);
43 continue;
44 }
46 // Count lines
47 lines = 0;
48 bfile = false;
49 if (testSuffix(filename, settings)) {
50 FILE *file = fopen(filename, "r");
51 if (file == NULL) {
52 perror(" File acces failed");
53 continue;
54 }
56 do {
57 a = fgetc(file);
59 bfile = bfile_check(settings->bfileHeuristics, a);
61 if (a == 10) {
62 lines++;
63 }
64 } while (!bfile && a != EOF);
65 fclose(file);
67 // Print line count
68 if (bfile) {
69 printf("%-60s%19s\n", entryname, "binary");
70 } else {
71 printf("%-60s%13d lines\n", entryname, lines);
72 }
73 lineSum += lines;
74 } else {
75 if (!settings->matchesOnly) {
76 // Print hint
77 printf("%-60s%19s\n", entryname, "no match");
78 }
79 }
80 }
81 }
82 return lineSum;
83 }
