Mercurial > libpst

annotate src/libstrfunc.c @ 389:3f83feface7a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Use plain make when building from Mercurial The -C/--directory option can be used to change directory. The make command accepts multiple targets on the command-line. automake calls the default target 'all'.
author Paul Wise <pabs3@bonedaddy.net>
date Sat, 21 Dec 2019 21:25:45 +0800
parents c947b8812120
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
16
c508ee15dfca switch to automake/autoconf
carl
parents:
diff changeset
1
c508ee15dfca switch to automake/autoconf
carl
parents:
diff changeset
2 /* Taken from LibStrfunc v7.3 */
c508ee15dfca switch to automake/autoconf
carl
parents:
diff changeset
3
123
ab2a11e72250 more cleanup of #include files.
Carl Byington <carl@five-ten-sg.com>
parents: 110
diff changeset
4 #include "define.h"
ab2a11e72250 more cleanup of #include files.
Carl Byington <carl@five-ten-sg.com>
parents: 110
diff changeset
5
16
c508ee15dfca switch to automake/autoconf
carl
parents:
diff changeset
6
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
7 static char base64_code_chars[]="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/==";
16
c508ee15dfca switch to automake/autoconf
carl
parents:
diff changeset
8
172
6954d315aaa8 move version-info into main configure.in, and set it properly.
Carl Byington <carl@five-ten-sg.com>
parents: 151
diff changeset
9 static void base64_append(char **ou, int *line_count, char data);
6954d315aaa8 move version-info into main configure.in, and set it properly.
Carl Byington <carl@five-ten-sg.com>
parents: 151
diff changeset
10 static void base64_append(char **ou, int *line_count, char data)
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
11 {
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
12 if (*line_count == 76) {
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
13 *(*ou)++ = '\n';
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
14 *line_count = 0;
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
15 }
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
16 *(*ou)++ = data;
257
c947b8812120 rfc2047 and rfc2231 encoding for non-ascii headers and attachment filenames
Carl Byington <carl@five-ten-sg.com>
parents: 172
diff changeset
17 if (*line_count >= 0) (*line_count)++;
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
18 }
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
19
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
20
172
6954d315aaa8 move version-info into main configure.in, and set it properly.
Carl Byington <carl@five-ten-sg.com>
parents: 151
diff changeset
21 char *pst_base64_encode(void *data, size_t size)
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
22 {
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
23 int line_count = 0;
172
6954d315aaa8 move version-info into main configure.in, and set it properly.
Carl Byington <carl@five-ten-sg.com>
parents: 151
diff changeset
24 return pst_base64_encode_multiple(data, size, &line_count);
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
25 }
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
26
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
27
257
c947b8812120 rfc2047 and rfc2231 encoding for non-ascii headers and attachment filenames
Carl Byington <carl@five-ten-sg.com>
parents: 172
diff changeset
28 char *pst_base64_encode_single(void *data, size_t size)
c947b8812120 rfc2047 and rfc2231 encoding for non-ascii headers and attachment filenames
Carl Byington <carl@five-ten-sg.com>
parents: 172
diff changeset
29 {
c947b8812120 rfc2047 and rfc2231 encoding for non-ascii headers and attachment filenames
Carl Byington <carl@five-ten-sg.com>
parents: 172
diff changeset
30 int line_count = -1;
c947b8812120 rfc2047 and rfc2231 encoding for non-ascii headers and attachment filenames
Carl Byington <carl@five-ten-sg.com>
parents: 172
diff changeset
31 return pst_base64_encode_multiple(data, size, &line_count);
c947b8812120 rfc2047 and rfc2231 encoding for non-ascii headers and attachment filenames
Carl Byington <carl@five-ten-sg.com>
parents: 172
diff changeset
32 }
c947b8812120 rfc2047 and rfc2231 encoding for non-ascii headers and attachment filenames
Carl Byington <carl@five-ten-sg.com>
parents: 172
diff changeset
33
c947b8812120 rfc2047 and rfc2231 encoding for non-ascii headers and attachment filenames
Carl Byington <carl@five-ten-sg.com>
parents: 172
diff changeset
34
172
6954d315aaa8 move version-info into main configure.in, and set it properly.
Carl Byington <carl@five-ten-sg.com>
parents: 151
diff changeset
35 char *pst_base64_encode_multiple(void *data, size_t size, int *line_count)
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
36 {
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
37 char *output;
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
38 char *ou;
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
39 unsigned char *p = (unsigned char *)data;
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
40 unsigned char *dte = p + size;
16
c508ee15dfca switch to automake/autoconf
carl
parents:
diff changeset
41
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
42 if (data == NULL || size == 0) return NULL;
36
6fe121a971c9 valgrind fixes
carl
parents: 31
diff changeset
43
110
7133b39975f7 patch from David Cuadrado to process emails with type PST_TYPE_OTHER
Carl Byington <carl@five-ten-sg.com>
parents: 94
diff changeset
44 ou = output = (char *)malloc(size / 3 * 4 + (size / 57) + 6);
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
45 if (!output) return NULL;
36
6fe121a971c9 valgrind fixes
carl
parents: 31
diff changeset
46
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
47 while((dte-p) >= 3) {
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
48 unsigned char x = p[0];
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
49 unsigned char y = p[1];
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
50 unsigned char z = p[2];
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
51 base64_append(&ou, line_count, base64_code_chars[ x >> 2 ]);
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
52 base64_append(&ou, line_count, base64_code_chars[ ((x & 0x03) << 4) | (y >> 4) ]);
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
53 base64_append(&ou, line_count, base64_code_chars[ ((y & 0x0F) << 2) | (z >> 6) ]);
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
54 base64_append(&ou, line_count, base64_code_chars[ z & 0x3F ]);
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
55 p+=3;
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
56 };
94
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
57 if ((dte-p) == 2) {
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
58 base64_append(&ou, line_count, base64_code_chars[ *p >> 2 ]);
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
59 base64_append(&ou, line_count, base64_code_chars[ ((*p & 0x03) << 4) | (p[1] >> 4) ]);
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
60 base64_append(&ou, line_count, base64_code_chars[ ((p[1] & 0x0F) << 2) ]);
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
61 base64_append(&ou, line_count, '=');
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
62 } else if ((dte-p) == 1) {
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
63 base64_append(&ou, line_count, base64_code_chars[ *p >> 2 ]);
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
64 base64_append(&ou, line_count, base64_code_chars[ ((*p & 0x03) << 4) ]);
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
65 base64_append(&ou, line_count, '=');
997cf1373f9e fix base64 encoding that could create long lines
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
66 base64_append(&ou, line_count, '=');
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
67 };
36
6fe121a971c9 valgrind fixes
carl
parents: 31
diff changeset
68
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
69 *ou=0;
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
70 return output;
16
c508ee15dfca switch to automake/autoconf
carl
parents:
diff changeset
71 };
c508ee15dfca switch to automake/autoconf
carl
parents:
diff changeset
72
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents: 36
diff changeset
73