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annotate src/dumpblocks.c @ 201:3850a3b11745

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fixes for parallel readpst
author Carl Byington <carl@five-ten-sg.com>
date Sat, 16 May 2009 10:32:26 -0700
parents d588dafd03e8
children 2f38c4ce606f
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1 #include "define.h"
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2
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3 #define OUT_BUF 20
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4
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5 int main(int argc, char* const* argv)
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6 {
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7 pst_file pstfile;
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8 pst_index_ll *ptr;
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9 char *outdir = NULL, *file = NULL, *outname = NULL;
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10 char *buf = NULL;
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11 int c;
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12 FILE *fp;
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13
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14 while ((c = getopt(argc, argv, "o:")) != -1) {
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15 switch (c) {
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16 case 'o':
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17 outdir = optarg;
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18 break;
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19 default:
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20 printf("Unknown switch %c\n", c);
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21 }
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22 }
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23 if (optind < argc) {
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24 file = argv[optind];
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25 } else {
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26 printf("Usage: dumpblocks [options] pstfile\n");
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27 printf("\tcopies the datablocks from the pst file into separate files\n");
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28 printf("Options: \n");
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29 printf("\t-o target\tSpecify the output directory\n");
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30 exit(1);
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31 }
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32 DEBUG_INIT("dumpblocks.log");
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33 DEBUG_REGISTER_CLOSE();
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34 DEBUG_ENT("main");
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35
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36 printf("Opening file %s\n", file);
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37 if (pst_open(&pstfile, file)) {
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38 printf("Failed to open file %s\n", file);
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39 exit(1);
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40 }
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42 printf("Reading Indexes\n");
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43 if (pst_load_index(&pstfile)) {
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44 printf("Failed to load indexes in file %s\n", argv[1]);
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45 exit(1);
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46 }
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48 if (outdir != NULL)
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49 if (chdir(outdir)) {
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50 printf("Failed to change into directory %s\n", outdir);
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51 exit(1);
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52 }
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53
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54 ptr = pstfile.i_head;
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55 outname = (char *) pst_malloc(OUT_BUF);
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56 printf("Saving blocks\n");
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57 while (ptr != NULL) {
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58 size_t c;
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59 c = pst_ff_getIDblock_dec(&pstfile, ptr->i_id, &buf);
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60 if (c) {
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61 snprintf(outname, OUT_BUF, "%#"PRIx64, ptr->i_id);
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62 if ((fp = fopen(outname, "wb")) == NULL) {
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63 printf("Failed to open file %s\n", outname);
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64 continue;
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65 }
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66 pst_fwrite(buf, 1, c, fp);
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67 fclose(fp);
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68 } else {
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69 printf("Failed to read block i_id %#"PRIx64"\n", ptr->i_id);
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70 }
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71 ptr = ptr->next;
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72 }
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73 pst_close(&pstfile);
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74 DEBUG_RET();
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75 return 0;
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76 }