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tools: Split openpgp-tool's prettify_* functions into another file.
No change to source code other than the relocation. In preparation for unit testing.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,222 @@ | ||
| /* | ||
| * openpgp-tool-helpers.c: OpenPGP card utility | ||
| * | ||
| * Copyright (C) 2012-2020 Peter Marschall <[email protected]> | ||
| * | ||
| * This library is free software; you can redistribute it and/or | ||
| * modify it under the terms of the GNU Lesser General Public | ||
| * License as published by the Free Software Foundation; either | ||
| * version 2.1 of the License, or (at your option) any later version. | ||
| * | ||
| * This library is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this library; if not, write to the Free Software | ||
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| */ | ||
|
|
||
| #include "config.h" | ||
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| #include <stdio.h> | ||
| #include <time.h> | ||
| #include "openpgp-tool-helpers.h" | ||
| #include "util.h" | ||
|
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| /* prettify hex */ | ||
| char *prettify_hex(u8 *data, size_t length, char *buffer, size_t buflen) | ||
| { | ||
| if (data != NULL) { | ||
| int r = sc_bin_to_hex(data, length, buffer, buflen, ':'); | ||
|
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| if (r == SC_SUCCESS) | ||
| return buffer; | ||
| } | ||
| return NULL; | ||
| } | ||
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|
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| /* prettify algorithm parameters */ | ||
| char *prettify_algorithm(u8 *data, size_t length) | ||
| { | ||
| if (data != NULL && length >= 1) { | ||
| static char result[64]; /* large enough */ | ||
|
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| if (data[0] == 0x01 && length >= 5) { /* RSA */ | ||
| unsigned short modulus = (data[1] << 8) + data[2]; | ||
| snprintf(result, sizeof(result), "RSA%u", modulus); | ||
| return result; | ||
| } | ||
| else if (data[0] == 0x12) { /* ECDH */ | ||
| strcpy(result, "ECDH"); | ||
| return result; | ||
| } | ||
| else if (data[0] == 0x13) { /* ECDSA */ | ||
| strcpy(result, "ECDSA"); | ||
| return result; | ||
| } | ||
| } | ||
| return NULL; | ||
| } | ||
|
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|
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| /* prettify date/time */ | ||
| char *prettify_date(u8 *data, size_t length) | ||
| { | ||
| if (data != NULL && length == 4) { | ||
| time_t time = (time_t) (data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3]); | ||
| struct tm tm; | ||
| static char result[64]; /* large enough */ | ||
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| #ifdef _WIN32 | ||
| if (0 != gmtime_s(&tm, &time)) | ||
| return NULL; | ||
| #else | ||
| if (NULL == gmtime_r(&time, &tm)) | ||
| return NULL; | ||
| #endif | ||
| strftime(result, sizeof(result), "%Y-%m-%d %H:%M:%S", &tm); | ||
| return result; | ||
| } | ||
| return NULL; | ||
| } | ||
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| #define BCD2CHAR(x) (((((x) & 0xF0) >> 4) * 10) + ((x) & 0x0F)) | ||
|
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| /* prettify OpenPGP card version */ | ||
| char *prettify_version(u8 *data, size_t length) | ||
| { | ||
| if (data != NULL && length >= 2) { | ||
| static char result[10]; /* large enough for even 2*3 digits + separator */ | ||
| int major = BCD2CHAR(data[0]); | ||
| int minor = BCD2CHAR(data[1]); | ||
|
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| sprintf(result, "%d.%d", major, minor); | ||
| return result; | ||
| } | ||
| return NULL; | ||
| } | ||
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| /* prettify manufacturer */ | ||
| char *prettify_manufacturer(u8 *data, size_t length) | ||
| { | ||
| if (data != NULL && length >= 2) { | ||
| unsigned int manuf = (data[0] << 8) + data[1]; | ||
|
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| switch (manuf) { | ||
| case 0x0001: return "PPC Card Systems"; | ||
| case 0x0002: return "Prism"; | ||
| case 0x0003: return "OpenFortress"; | ||
| case 0x0004: return "Wewid"; | ||
| case 0x0005: return "ZeitControl"; | ||
| case 0x0006: return "Yubico"; | ||
| case 0x0007: return "OpenKMS"; | ||
| case 0x0008: return "LogoEmail"; | ||
| case 0x0009: return "Fidesmo"; | ||
| case 0x000A: return "Dangerous Things"; | ||
| case 0x000B: return "Feitian Technologies"; | ||
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| case 0x002A: return "Magrathea"; | ||
| case 0x0042: return "GnuPG e.V."; | ||
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| case 0x1337: return "Warsaw Hackerspace"; | ||
| case 0x2342: return "warpzone"; /* hackerspace Muenster. */ | ||
| case 0x4354: return "Confidential Technologies"; /* cotech.de */ | ||
| case 0x5443: return "TIF-IT e.V."; | ||
| case 0x63AF: return "Trustica"; | ||
| case 0xBA53: return "c-base e.V."; | ||
| case 0xBD0E: return "Paranoidlabs"; | ||
| case 0xF517: return "FSIJ"; | ||
| case 0xF5EC: return "F-Secure"; | ||
|
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| /* 0x0000 and 0xFFFF are defined as test cards per spec, | ||
| 0xFF00 to 0xFFFE are assigned for use with randomly created | ||
| serial numbers. */ | ||
| case 0x0000: | ||
| case 0xffff: return "test card"; | ||
| default: return (manuf & 0xff00) == 0xff00 ? "unmanaged S/N range" : "unknown"; | ||
| } | ||
| } | ||
| return NULL; | ||
| } | ||
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| /* prettify pure serial number */ | ||
| char *prettify_serialnumber(u8 *data, size_t length) | ||
| { | ||
| if (data != NULL && length >= 4) { | ||
| static char result[15]; /* large enough for even 2*3 digits + separator */ | ||
| sprintf(result, "%02X%02X%02X%02X", data[0], data[1], data[2], data[3]); | ||
| return result; | ||
| } | ||
| return NULL; | ||
| } | ||
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| /* prettify card holder's name */ | ||
| char *prettify_name(u8 *data, size_t length) | ||
| { | ||
| if (data != NULL && length > 0) { | ||
| char *src = (char *) data; | ||
| char *dst = (char *) data; | ||
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| while (*src != '\0' && length > 0) { | ||
| *dst = *src++; | ||
| length--; | ||
| if (*dst == '<') { | ||
| if (length > 0 && *src == '<') { | ||
| src++; | ||
| length--; | ||
| } | ||
| *dst = ' '; | ||
| } | ||
| dst++; | ||
| } | ||
| *dst = '\0'; | ||
| return (char *) data; | ||
| } | ||
| return NULL; | ||
| } | ||
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| /* prettify language */ | ||
| char *prettify_language(u8 *data, size_t length) | ||
| { | ||
| if (data != NULL && length > 0) { | ||
| char *str = (char *) data; | ||
|
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| switch (strlen(str)) { | ||
| case 8: memmove(str+7, str+6, 1+strlen(str+6)); | ||
| str[6] = ','; | ||
| /* fall through */ | ||
| case 6: memmove(str+5, str+4, 1+strlen(str+4)); | ||
| str[4] = ','; | ||
| /* fall through */ | ||
| case 4: memmove(str+3, str+2, 1+strlen(str+2)); | ||
| str[2] = ','; | ||
| /* fall through */ | ||
| case 2: return str; | ||
| } | ||
| } | ||
| return NULL; | ||
| } | ||
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| /* convert the raw ISO-5218 SEX value to an english word */ | ||
| char *prettify_gender(u8 *data, size_t length) | ||
| { | ||
| if (data != NULL && length > 0) { | ||
| switch (*data) { | ||
| case '0': return "unknown"; | ||
| case '1': return "male"; | ||
| case '2': return "female"; | ||
| case '9': return "not announced"; | ||
| } | ||
| } | ||
| return NULL; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| /* | ||
| * openpgp-tool-helpers.h: OpenPGP card utility | ||
| * | ||
| * Copyright (C) 2012-2020 Peter Marschall <[email protected]> | ||
| * | ||
| * This library is free software; you can redistribute it and/or | ||
| * modify it under the terms of the GNU Lesser General Public | ||
| * License as published by the Free Software Foundation; either | ||
| * version 2.1 of the License, or (at your option) any later version. | ||
| * | ||
| * This library is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this library; if not, write to the Free Software | ||
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| */ | ||
|
|
||
| #ifndef OPENPGP_TOOL_HELPERS_H | ||
| #define OPENPGP_TOOL_HELPERS_H | ||
|
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| #include "util.h" | ||
|
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|
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| char *prettify_hex(u8 *data, size_t length, char *buffer, size_t buflen); | ||
| char *prettify_algorithm(u8 *data, size_t length); | ||
| char *prettify_date(u8 *data, size_t length); | ||
| char *prettify_version(u8 *data, size_t length); | ||
| char *prettify_manufacturer(u8 *data, size_t length); | ||
| char *prettify_serialnumber(u8 *data, size_t length); | ||
| char *prettify_name(u8 *data, size_t length); | ||
| char *prettify_language(u8 *data, size_t length); | ||
| char *prettify_gender(u8 *data, size_t length); | ||
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| #endif /* OPENPGP_TOOL_HELPERS_H */ |
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