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5b7dab70 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // this program adds a mini header to a binary file // | |
21 | // // | |
22 | // type "addMiniHeader -?" to get a description of the arguments // | |
23 | // // | |
24 | /////////////////////////////////////////////////////////////////////////////// | |
25 | ||
26 | #include <stdlib.h> | |
27 | #include <string.h> | |
5b7dab70 | 28 | #include <TError.h> |
29 | #include <TSystem.h> | |
30 | #include "AliMiniHeader.h" | |
31 | ||
32 | ||
33 | //_____________________________________________________________________________ | |
34 | int main(int argc, char** argv) | |
35 | { | |
36 | if ((argc < 2) || (argc > 4) || (strcmp(argv[1], "-?") == 0) || | |
37 | (strcmp(argv[1], "-h") == 0) || (strcmp(argv[1], "--help") == 0)) { | |
38 | printf("\nUsage: addMiniHeader fileName [detectorID [DDLID]]\n\n"); | |
39 | printf(" fileName : name of the raw data file\n"); | |
40 | printf(" detectorID : number of the detector (default 0xFF)\n"); | |
41 | printf(" DDLID : number of the DDL (default 0xFFFF)\n\n"); | |
42 | return 0; | |
43 | } | |
44 | ||
45 | // prepare the mini header | |
46 | AliMiniHeader header; | |
47 | header.fMagicWord[2] = 0x12; | |
48 | header.fMagicWord[1] = 0x34; | |
49 | header.fMagicWord[0] = 0x56; | |
50 | header.fDetectorID = 0xFF; | |
51 | header.fDDLID = 0xFFFF; | |
52 | header.fCompressionFlag = 0; | |
53 | header.fVersion = 1; | |
54 | ||
55 | // open the raw data file | |
56 | FILE* file = fopen(argv[1], "rb"); | |
57 | if (!file) { | |
58 | ::Fatal("addMiniHeader", "could not open file %s", argv[1]); | |
59 | } | |
60 | ||
61 | // set the correct raw data size in the mini header | |
62 | fseek(file, 0, SEEK_END); | |
63 | header.fSize = ftell(file); | |
64 | fseek(file, 0, SEEK_SET); | |
65 | ||
66 | // set the detector and DDL id if they are given | |
67 | if (argc > 2) { | |
68 | header.fDetectorID = atoi(argv[2]); | |
69 | } | |
70 | if (argc > 3) { | |
71 | header.fDDLID = atoi(argv[3]); | |
72 | } | |
73 | ||
74 | // open a temporary file and write the mini header to it | |
75 | char tmpFileName[] = "tmpXXXXXX"; | |
76 | Int_t tmpID = mkstemp(tmpFileName); | |
77 | if (tmpID < 0) { | |
78 | ::Fatal("addMiniHeader", "could not open temporary file"); | |
79 | } | |
80 | FILE* tmp = fdopen(tmpID, "w"); | |
81 | fwrite(&header, sizeof(header), 1, tmp); | |
82 | ||
83 | // copy the raw data to the temporary file | |
84 | char buffer[256]; | |
85 | while (Int_t size = fread(buffer, 1, 256, file)) { | |
86 | fwrite(buffer, size, 1, tmp); | |
87 | } | |
88 | fclose(file); | |
89 | fclose(tmp); | |
90 | ||
91 | // replace the original file by the temporary one | |
92 | gSystem->Rename(tmpFileName, argv[1]); | |
93 | ||
94 | return 0; | |
95 | } |