Mercurial > libpst

annotate src/vbuf.h @ 162:6cb85306e28a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
fix fedora 11 type mismatch warning (actually an error in this case)
author Carl Byington <carl@five-ten-sg.com>
date Sat, 14 Mar 2009 19:25:17 -0700
parents cda7c812ec01
children 6954d315aaa8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
1 /* vbuf.h - variable length buffer functions
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
2 *
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
3 * Functions that try to make dealing with buffers easier.
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
4 *
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
5 * vbuf
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
6 *
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
7 * vstr
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
8 * - should always contain a valid string
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
9 *
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
10 */
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
11
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
12 #ifndef VBUF_H
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
13 #define VBUF_H
132
5e4d6faada34 fix from Fridrich Strba for parallel make
Carl Byington <carl@five-ten-sg.com>
parents: 130
diff changeset
14
5e4d6faada34 fix from Fridrich Strba for parallel make
Carl Byington <carl@five-ten-sg.com>
parents: 130
diff changeset
15 #include "common.h"
5e4d6faada34 fix from Fridrich Strba for parallel make
Carl Byington <carl@five-ten-sg.com>
parents: 130
diff changeset
16
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
17 #define SZ_MAX 4096
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
18 /***************************************************/
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
19
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
20
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
21 // Variable-length buffers
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
22 struct varbuf {
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
23 size_t dlen; //length of data stored in buffer
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
24 size_t blen; //length of buffer
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
25 char *buf; //buffer
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
26 char *b; //start of stored data
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
27 };
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
28
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
29
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
30 // The exact same thing as a varbuf but should always contain at least '\0'
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
31 struct varstr {
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
32 size_t dlen; //length of data stored in buffer
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
33 size_t blen; //length of buffer
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
34 char *buf; //buffer
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
35 char *b; //start of stored data
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
36 };
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
37
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
38
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
39 typedef struct varbuf vbuf;
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
40 typedef struct varstr vstr;
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
41
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
42 #define VBUF_STATIC(x,y) static vbuf *x = NULL; if(!x) x = vballoc(y);
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
43 #define VSTR_STATIC(x,y) static vstr *x = NULL; if(!x) x = vsalloc(y);
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
44
116
ed2a260bbb98 improve handling of content-type charset values in mime parts
Carl Byington <carl@five-ten-sg.com>
parents: 70
diff changeset
45 int skip_nl( char *s ); // returns the width of the newline at s[0]
ed2a260bbb98 improve handling of content-type charset values in mime parts
Carl Byington <carl@five-ten-sg.com>
parents: 70
diff changeset
46 int find_nl( vstr *vs ); // find newline of type type in b
ed2a260bbb98 improve handling of content-type charset values in mime parts
Carl Byington <carl@five-ten-sg.com>
parents: 70
diff changeset
47
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
48 // vbuf functions
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
49 struct varbuf *vballoc( size_t len );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
50 void vbfree( vbuf *vb );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
51 void vbclear( vbuf *vb ); //ditch the data, keep the buffer
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
52 void vbresize( vbuf *vb, size_t len );
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
53 size_t vbavail( vbuf *vb );
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
54 void vbdump( vbuf *vb );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
55 void vbgrow( vbuf *vb, size_t len ); // grow buffer by len bytes, data are preserved
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
56 void vbset( vbuf *vb, void *data, size_t len );
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
57 void vbskipws( vbuf *vb );
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
58 void vbappend( vbuf *vb, void *data, size_t length );
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
59 void vbskip( vbuf *vb, size_t skip );
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
60 void vboverwrite( vbuf *vbdest, vbuf *vbsrc );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
61
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
62 // vstr functions
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
63 vstr *vsalloc( size_t len );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
64 char *vsb( vstr *vs );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
65 size_t vslen( vstr *vs ); //strlen
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
66 void vsfree( vstr *vs );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
67 void vsset( vstr *vs, char *s ); // Store string s in vb
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
68 void vsnset( vstr *vs, char *s, size_t n ); // Store string s in vb
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
69 void vsgrow( vstr *vs, size_t len ); // grow buffer by len bytes, data are preserved
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
70 size_t vsavail( vstr *vs );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
71 void vscat( vstr *vs, char *str );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
72 void vsncat( vstr *vs, char *str, size_t len );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
73 void vsnprepend( vstr *vs, char *str, size_t len ) ;
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
74 void vsskip( vstr *vs, size_t len );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
75 int vscmp( vstr *vs, char *str );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
76 void vsskipws( vstr *vs );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
77 void vs_printf( vstr *vs, char *fmt, ... );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
78 void vs_printfa( vstr *vs, char *fmt, ... );
116
ed2a260bbb98 improve handling of content-type charset values in mime parts
Carl Byington <carl@five-ten-sg.com>
parents: 70
diff changeset
79 void vshexdump( vstr *vs, const char *b, size_t start, size_t stop, int ascii );
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
80 int vscatprintf( vstr *vs, char *fmt, ... );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
81 void vsvprintf( vstr *vs, char *fmt, va_list ap );
70
b12f4e50e2e8 Patch from Joachim Metz <joachim.metz@gmail.com> for 64 bit compile.
Carl Byington <carl@five-ten-sg.com>
parents: 43
diff changeset
82 void vstrunc( vstr *vs, size_t off ); // Drop chars [off..dlen]
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
83 int vslast( vstr *vs ); // returns the last character stored in a vstr string
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
84 void vscharcat( vstr *vs, int ch );
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
85
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
86
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
87 void unicode_init();
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
88 void unicode_close();
116
ed2a260bbb98 improve handling of content-type charset values in mime parts
Carl Byington <carl@five-ten-sg.com>
parents: 70
diff changeset
89 size_t vb_utf16to8(vbuf *dest, const char *inbuf, int iblen);
ed2a260bbb98 improve handling of content-type charset values in mime parts
Carl Byington <carl@five-ten-sg.com>
parents: 70
diff changeset
90 size_t vb_utf8to8bit(vbuf *dest, const char *inbuf, int iblen, const char* charset);
151
cda7c812ec01 track character set individually for each mapi element
Carl Byington <carl@five-ten-sg.com>
parents: 132
diff changeset
91 size_t vb_8bit2utf8(vbuf *dest, const char *inbuf, int iblen, const char* charset);
43
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
92
f6db1f060a95 start on outlook 2003 64 bit format
carl
parents:
diff changeset
93 int vb_skipline( struct varbuf *vb ); // in: vb->b == "stuff\nmore_stuff"; out: vb->b == "more_stuff"
129
fc11b1d1ad34 fix initial from header in mbox format.
Carl Byington <carl@five-ten-sg.com>
parents: 120
diff changeset
94
fc11b1d1ad34 fix initial from header in mbox format.
Carl Byington <carl@five-ten-sg.com>
parents: 120
diff changeset
95
fc11b1d1ad34 fix initial from header in mbox format.
Carl Byington <carl@five-ten-sg.com>
parents: 120
diff changeset
96 #endif // VBUF_H