Mercurial > libpst

comparison src/libstrfunc.c @ 36:6fe121a971c9 stable-0-5-7

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valgrind fixes
author carl
date Thu, 09 Aug 2007 15:46:34 -0700
parents b88ceb81dba2
children f6db1f060a95
comparison
equal deleted inserted replaced
35:b2f247463b83 36:6fe121a971c9
3 3
4 #include <stdio.h> 4 #include <stdio.h>
5 #include <ctype.h> 5 #include <ctype.h>
6 #include <stdlib.h> 6 #include <stdlib.h>
7 #include "libstrfunc.h" 7 #include "libstrfunc.h"
8
9 char *_sf_b64_buf=NULL;
10 size_t _sf_b64_len=0;
11 8
12 9
13 static unsigned char _sf_uc_ib[]="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=="; 10 static unsigned char _sf_uc_ib[]="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/==";
14 11
15 char * 12 char *
24 #ifndef __LINUX__ 21 #ifndef __LINUX__
25 register void * dte = (void*)((char*)data + size); 22 register void * dte = (void*)((char*)data + size);
26 #endif 23 #endif
27 //register void *dte=data + size; 24 //register void *dte=data + size;
28 register int nc=0; 25 register int nc=0;
29 26
30 if ( data == NULL || size == 0 ) 27 if ( data == NULL || size == 0 )
31 return NULL; 28 return NULL;
32 29
33 ou=output=(char *)malloc(size / 3 * 4 + (size / 50) + 5); 30 ou=output=(char *)malloc(size / 3 * 4 + (size / 57) + 5);
34 if(!output) 31 if(!output)
35 return NULL; 32 return NULL;
36 33
37 while((char *)dte - (char *)p >= 3) { 34 while((char *)dte - (char *)p >= 3) {
38 *ou = _sf_uc_ib[ *p >> 2 ]; 35 unsigned char x = p[0];
39 ou[1] = _sf_uc_ib[ ((*p & 0x03) << 4) | (p[1] >> 4) ]; 36 unsigned char y = p[1];
40 ou[2] = _sf_uc_ib[ ((p[1] & 0x0F) << 2) | (p[2] >> 6) ]; 37 unsigned char z = p[2];
41 ou[3] = _sf_uc_ib[ p[2] & 0x3F ]; 38 ou[0] = _sf_uc_ib[ x >> 2 ];
42 39 ou[1] = _sf_uc_ib[ ((x & 0x03) << 4) | (y >> 4) ];
43 p+=3; 40 ou[2] = _sf_uc_ib[ ((y & 0x0F) << 2) | (z >> 6) ];
44 ou+=4; 41 ou[3] = _sf_uc_ib[ z & 0x3F ];
45 42 p+=3;
46 nc+=4; 43 ou+=4;
47 if(!(nc % 76)) *ou++='\n'; 44 nc+=4;
45 if(!(nc % 76)) *ou++='\n';
48 }; 46 };
49 if((char *)dte - (char *)p == 2) { 47 if((char *)dte - (char *)p == 2) {
50 *ou++ = _sf_uc_ib[ *p >> 2 ]; 48 *ou++ = _sf_uc_ib[ *p >> 2 ];
51 *ou++ = _sf_uc_ib[ ((*p & 0x03) << 4) | (p[1] >> 4) ]; 49 *ou++ = _sf_uc_ib[ ((*p & 0x03) << 4) | (p[1] >> 4) ];
52 *ou++ = _sf_uc_ib[ ((p[1] & 0x0F) << 2) ]; 50 *ou++ = _sf_uc_ib[ ((p[1] & 0x0F) << 2) ];
53 *ou++ = '='; 51 *ou++ = '=';
54 } else if((char *)dte - (char *)p == 1) { 52 } else if((char *)dte - (char *)p == 1) {
55 *ou++ = _sf_uc_ib[ *p >> 2 ]; 53 *ou++ = _sf_uc_ib[ *p >> 2 ];
56 *ou++ = _sf_uc_ib[ ((*p & 0x03) << 4) ]; 54 *ou++ = _sf_uc_ib[ ((*p & 0x03) << 4) ];
57 *ou++ = '='; 55 *ou++ = '=';
58 *ou++ = '='; 56 *ou++ = '=';
59 }; 57 };
60 58
61 *ou=0; 59 *ou=0;
62 60
63 _sf_b64_len = (ou - output); 61 return output;
64
65 if(_sf_b64_buf)
66 free(_sf_b64_buf);
67 return _sf_b64_buf=output;
68 }; 62 };
69 63