From 6eb9c5a5657d1fe77b55cc261450f3538d35a94d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 14:19:15 +0200 Subject: Adding upstream version 13.4. Signed-off-by: Daniel Baumann --- contrib/isn/ISMN.h | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 contrib/isn/ISMN.h (limited to 'contrib/isn/ISMN.h') diff --git a/contrib/isn/ISMN.h b/contrib/isn/ISMN.h new file mode 100644 index 0000000..281f2cd --- /dev/null +++ b/contrib/isn/ISMN.h @@ -0,0 +1,52 @@ +/* + * ISMN.h + * PostgreSQL type definitions for ISNs (ISBN, ISMN, ISSN, EAN13, UPC) + * + * Information recompiled by Kronuz on November 12, 2004 + * http://www.ismn-international.org + * + * IDENTIFICATION + * contrib/isn/ISMN.h + * + * M-3452-4680-5 <=> (0)-3452-4680-5 <=> 0345246805 <=> 9790345246805 <=> 979-0-3452-4680-5 + * + * (M counts as 3) + * ISMN M 3 4 5 2 4 6 8 0 + * Weight 3 1 3 1 3 1 3 1 3 + * Product 9 + 3 + 12 + 5 + 6 + 4 + 18 + 8 + 0 = 65 + * 65 / 10 = 6 remainder 5 + * Check digit 10 - 5 = 5 + * => M-3452-4680-5 + * + * ISMN 9 7 9 0 3 4 5 2 4 6 8 0 + * Weight 1 3 1 3 1 3 1 3 1 3 1 3 + * Product 9 + 21 + 9 + 0 + 3 + 12 + 5 + 6 + 4 + 18 + 8 + 0 = 95 + * 95 / 10 = 9 remainder 5 + * Check digit 10 - 5 = 5 + * => 979-0-3452-4680-5 + * + * Since mod10(9*1 + 7*3 + 9*1 + 0*3) = mod10(M*3) = mod10(3*3) = 9; the check digit remains the same. + * + */ + +/* where the digit set begins, and how many of them are in the table */ +const unsigned ISMN_index[10][2] = { + {0, 5}, + {5, 0}, + {5, 0}, + {5, 0}, + {5, 0}, + {5, 0}, + {5, 0}, + {5, 0}, + {5, 0}, + {5, 0}, +}; +const char *ISMN_range[][2] = { + {"0-000", "0-099"}, + {"0-1000", "0-3999"}, + {"0-40000", "0-69999"}, + {"0-700000", "0-899999"}, + {"0-9000000", "0-9999999"}, + {NULL, NULL} +}; -- cgit v1.2.3