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Annotation of embedaddon/rsync/ifuncs.h, revision 1.1.1.4

1.1       misho       1: /* Inline functions for rsync.
                      2:  *
1.1.1.4 ! misho       3:  * Copyright (C) 2007-2020 Wayne Davison
1.1       misho       4:  *
                      5:  * This program is free software; you can redistribute it and/or modify
                      6:  * it under the terms of the GNU General Public License as published by
                      7:  * the Free Software Foundation; either version 3 of the License, or
                      8:  * (at your option) any later version.
                      9:  *
                     10:  * This program is distributed in the hope that it will be useful,
                     11:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
                     12:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     13:  * GNU General Public License for more details.
                     14:  *
                     15:  * You should have received a copy of the GNU General Public License along
                     16:  * with this program; if not, visit the http://fsf.org website.
                     17:  */
                     18: 
                     19: static inline void
                     20: alloc_xbuf(xbuf *xb, size_t sz)
                     21: {
1.1.1.4 ! misho      22:        xb->buf = new_array(char, sz);
1.1       misho      23:        xb->size = sz;
                     24:        xb->len = xb->pos = 0;
                     25: }
                     26: 
                     27: static inline void
                     28: realloc_xbuf(xbuf *xb, size_t sz)
                     29: {
                     30:        char *bf = realloc_array(xb->buf, char, sz);
                     31:        xb->buf = bf;
                     32:        xb->size = sz;
                     33: }
                     34: 
1.1.1.2   misho      35: static inline void
                     36: free_xbuf(xbuf *xb)
                     37: {
                     38:        if (xb->buf)
                     39:                free(xb->buf);
                     40:        memset(xb, 0, sizeof (xbuf));
                     41: }
                     42: 
1.1       misho      43: static inline int
                     44: to_wire_mode(mode_t mode)
                     45: {
                     46: #ifdef SUPPORT_LINKS
                     47: #if _S_IFLNK != 0120000
                     48:        if (S_ISLNK(mode))
                     49:                return (mode & ~(_S_IFMT)) | 0120000;
                     50: #endif
                     51: #endif
                     52:        return mode;
                     53: }
                     54: 
                     55: static inline mode_t
                     56: from_wire_mode(int mode)
                     57: {
                     58: #if _S_IFLNK != 0120000
                     59:        if ((mode & (_S_IFMT)) == 0120000)
                     60:                return (mode & ~(_S_IFMT)) | _S_IFLNK;
                     61: #endif
                     62:        return mode;
                     63: }
                     64: 
                     65: static inline char *
                     66: d_name(struct dirent *di)
                     67: {
                     68: #ifdef HAVE_BROKEN_READDIR
                     69:        return (di->d_name - 2);
                     70: #else
                     71:        return di->d_name;
                     72: #endif
                     73: }
                     74: 
1.1.1.2   misho      75: static inline void
                     76: init_stat_x(stat_x *sx_p)
1.1       misho      77: {
1.1.1.2   misho      78: #ifdef SUPPORT_ACLS
                     79:        sx_p->acc_acl = sx_p->def_acl = NULL;
                     80: #endif
                     81: #ifdef SUPPORT_XATTRS
                     82:        sx_p->xattr = NULL;
                     83: #endif
1.1       misho      84: }
                     85: 
1.1.1.2   misho      86: static inline void
                     87: free_stat_x(stat_x *sx_p)
1.1       misho      88: {
1.1.1.2   misho      89: #ifdef SUPPORT_ACLS
                     90:     {
                     91:        extern int preserve_acls;
                     92:        if (preserve_acls)
                     93:                free_acl(sx_p);
                     94:     }
                     95: #endif
                     96: #ifdef SUPPORT_XATTRS
                     97:     {
                     98:        extern int preserve_xattrs;
                     99:        if (preserve_xattrs)
                    100:                free_xattr(sx_p);
                    101:     }
                    102: #endif
1.1       misho     103: }
1.1.1.4 ! misho     104: 
        !           105: static inline char *my_strdup(const char *str, const char *file, int line)
        !           106: {
        !           107:     int len = strlen(str)+1;
        !           108:     char *buf = my_alloc(NULL, len, 1, file, line);
        !           109:     memcpy(buf, str, len);
        !           110:     return buf;
        !           111: }
        !           112: 
        !           113: static inline int
        !           114: strEQ(const char *s1, const char *s2)
        !           115: {
        !           116:        return strcmp(s1, s2) == 0;
        !           117: }
        !           118: 
        !           119: static inline int
        !           120: strnEQ(const char *s1, const char *s2, size_t n)
        !           121: {
        !           122:        return strncmp(s1, s2, n) == 0;
        !           123: }
        !           124: 
        !           125: static inline int
        !           126: ic_strEQ(const char *s1, const char *s2)
        !           127: {
        !           128:        extern int ignore_case;
        !           129:        if (ignore_case)
        !           130:                return strcasecmp(s1, s2) == 0;
        !           131:        return strcmp(s1, s2) == 0;
        !           132: }
        !           133: 
        !           134: static inline int
        !           135: ic_strnEQ(const char *s1, const char *s2, size_t n)
        !           136: {
        !           137:        extern int ignore_case;
        !           138:        if (ignore_case)
        !           139:                return strncasecmp(s1, s2, n) == 0;
        !           140:        return strncmp(s1, s2, n) == 0;
        !           141: }
        !           142: 
        !           143: #define strNE(s1,s2) (!strEQ(s1,s2))
        !           144: #define strnNE(s1,s2,n) (!strnEQ(s1,s2,n))
        !           145: #define ic_strNE(s1,s2) (!ic_strEQ(s1,s2))
        !           146: #define ic_strnNE(s1,s2) (!ic_strnEQ(s1,s2,n))