X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fatalk%2Fadouble.h;h=c0f4098da7b3590da71d01a3c92f44b6a9f573c4;hb=15da22106694bff9f2fc58da86f0554abb810837;hp=6cdbef72c9ec1b05a470c6a84bf3c2fb08668b7d;hpb=5322c1003f6b694840ab512d97f841de1e41809d;p=netatalk.git diff --git a/include/atalk/adouble.h b/include/atalk/adouble.h index 6cdbef72..c0f4098d 100644 --- a/include/atalk/adouble.h +++ b/include/atalk/adouble.h @@ -1,4 +1,4 @@ -/* + /* * Copyright (c) 1990,1991 Regents of The University of Michigan. * All Rights Reserved. * @@ -49,11 +49,10 @@ /* version info */ #define AD_VERSION2 0x00020000 -#define AD_VERSION2_OSX 0x00020001 #define AD_VERSION_EA 0x00020002 /* default */ -#define AD_VERSION AD_VERSION2 +#define AD_VERSION AD_VERSION_EA /* * AppleDouble entry IDs. @@ -155,6 +154,9 @@ #define ADEDOFF_FINDERI_OSX (AD_HEADER_LEN + ADEID_NUM_OSX*AD_ENTRY_LEN) #define ADEDOFF_RFORK_OSX (ADEDOFF_FINDERI_OSX + ADEDLEN_FINDERI) +/* special fd value used to indicate an open fork file is a (not open) symlink */ +#define AD_SYMLINK -2 + typedef uint32_t cnid_t; struct ad_entry { @@ -169,7 +171,7 @@ typedef struct adf_lock_t { } adf_lock_t; struct ad_fd { - int adf_fd; /* -1: invalid, -2: symlink */ + int adf_fd; /* -1: invalid, AD_SYMLINK: symlink */ char *adf_syml; int adf_flags; adf_lock_t *adf_lock; @@ -186,7 +188,7 @@ struct adouble_fops { const char *(*ad_path)(const char *, int); int (*ad_mkrf)(const char *); int (*ad_rebuild_header)(struct adouble *); - int (*ad_header_read)(const char *, struct adouble *, struct stat *); + int (*ad_header_read)(const char *, struct adouble *, const struct stat *); int (*ad_header_upgrade)(struct adouble *, const char *); }; @@ -198,9 +200,6 @@ struct adouble { struct ad_fd ad_data_fork; /* the data fork */ - struct ad_fd ad_metadata_fork; /* adouble:v2 -> unused * - * adouble:ea -> fd unused, only flags used */ - struct ad_fd ad_resource_fork; /* adouble:v2 -> the adouble file * * adouble:ea -> the EA fd */ @@ -208,17 +207,19 @@ struct adouble { * adouble:ea -> ad_resource_fork */ struct ad_fd *ad_mdp; /* adouble:v2 -> ad_resource_fork * - * adouble:ea -> ad_metadata_fork */ + * adouble:ea -> ad_data_fork */ int ad_vers; /* Our adouble version info (AD_VERSION*) */ int ad_adflags; /* ad_open flags adflags like ADFLAGS_DIR */ uint32_t ad_inited; int ad_options; int ad_refcount; /* multiple forks may open one adouble */ + int ad_data_refcount; + int ad_meta_refcount; + int ad_reso_refcount; off_t ad_rlen; /* ressource fork len with AFP 3.0 * * the header parameter size is too small. */ - char *ad_m_name; /* mac name for open fork */ - int ad_m_namelen; + char *ad_name; /* name (UTF8-MAC) */ struct adouble_fops *ad_ops; uint16_t ad_open_forks; /* open forks (by others) */ char ad_data[AD_DATASZ_MAX]; @@ -244,8 +245,10 @@ struct adouble { #define ADFLAGS_TRUNC (1<<12) /* truncate, open called with O_TRUNC */ #define ADVOL_NODEV (1 << 0) +#define ADVOL_RO (1 << 1) #define ADVOL_UNIXPRIV (1 << 2) /* adouble unix priv */ #define ADVOL_INVDOTS (1 << 3) /* dot files (.DS_Store) are invisible) */ +#define ADVOL_FOLLO_SYML (1 << 4) /* lock flags */ #define ADLOCK_CLR (0) @@ -349,10 +352,10 @@ struct adouble { #define ad_reso_fileno(ad) ((ad)->ad_rfp->adf_fd) #define ad_meta_fileno(ad) ((ad)->ad_mdp->adf_fd) -/* -1 means not open, -2 is a symlink */ -#define AD_DATA_OPEN(ad) ((ad)->ad_data_fork.adf_fd >= 0) -#define AD_META_OPEN(ad) ((ad)->ad_mdp->adf_fd >= 0) -#define AD_RSRC_OPEN(ad) ((ad)->ad_rfp->adf_fd >= 0) +/* -1: not open, AD_SYMLINK (-2): it's a symlink */ +#define AD_DATA_OPEN(ad) (((ad)->ad_data_refcount) && (ad_data_fileno(ad) >= 0)) +#define AD_META_OPEN(ad) (((ad)->ad_meta_refcount) && (ad_meta_fileno(ad) >= 0)) +#define AD_RSRC_OPEN(ad) (((ad)->ad_reso_refcount) && (ad_reso_fileno(ad) >= 0)) #define ad_getversion(ad) ((ad)->ad_version) @@ -368,8 +371,11 @@ struct adouble { #define ad_ref(ad) (ad)->ad_refcount++ #define ad_unref(ad) --((ad)->ad_refcount) +#define ad_get_syml_opt(ad) (((ad)->ad_options & ADVOL_FOLLO_SYML) ? 0 : O_NOFOLLOW) + /* ad_flush.c */ -extern int ad_rebuild_adouble_header (struct adouble *); +extern int ad_rebuild_adouble_header_v2(struct adouble *); +extern int ad_rebuild_adouble_header_ea(struct adouble *); extern int ad_copy_header (struct adouble *, struct adouble *); extern int ad_flush (struct adouble *); extern int ad_close (struct adouble *, int); @@ -402,31 +408,12 @@ extern int ad_refresh (const char *path, struct adouble *); extern int ad_stat (const char *, struct stat *); extern int ad_metadata (const char *, int, struct adouble *); extern int ad_metadataat (int, const char *, int, struct adouble *); +extern mode_t ad_hf_mode(mode_t mode); +extern int ad_valid_header_osx(const char *path); +extern off_t ad_reso_size(const char *path, int adflags, struct adouble *ad); -/* build a resource fork mode from the data fork mode: - * remove X mode and extend header to RW if R or W (W if R for locking), - */ -static inline mode_t ad_hf_mode (mode_t mode) -{ - mode &= ~(S_IXUSR | S_IXGRP | S_IXOTH); - /* fnctl lock need write access */ - if ((mode & S_IRUSR)) - mode |= S_IWUSR; - if ((mode & S_IRGRP)) - mode |= S_IWGRP; - if ((mode & S_IROTH)) - mode |= S_IWOTH; - - /* if write mode set add read mode */ - if ((mode & S_IWUSR)) - mode |= S_IRUSR; - if ((mode & S_IWGRP)) - mode |= S_IRGRP; - if ((mode & S_IWOTH)) - mode |= S_IROTH; - - return mode; -} +/* ad_conv.c */ +extern int ad_convert(const char *path, const struct stat *sp, const struct vol *vol, const char **newpath); /* ad_read.c/ad_write.c */ extern int sys_ftruncate(int fd, off_t length); @@ -436,7 +423,8 @@ extern ssize_t ad_write(struct adouble *, uint32_t, off_t, int, const char *, si extern ssize_t adf_pread(struct ad_fd *, void *, size_t, off_t); extern ssize_t adf_pwrite(struct ad_fd *, const void *, size_t, off_t); extern int ad_dtruncate(struct adouble *, off_t); -extern int ad_rtruncate(struct adouble *, off_t); +extern int ad_rtruncate(struct adouble *, const char *, off_t); +extern int copy_fork(int eid, struct adouble *add, struct adouble *ads); /* ad_size.c */ extern off_t ad_size (const struct adouble *, uint32_t ); @@ -451,7 +439,7 @@ extern int ad_setdate(struct adouble *, unsigned int, uint32_t); extern int ad_getdate(const struct adouble *, unsigned int, uint32_t *); /* ad_attr.c */ -extern int ad_setattr(const struct adouble *, uint16_t); +extern int ad_setattr(const struct adouble *, const uint16_t); extern int ad_getattr(const struct adouble *, uint16_t *); extern int ad_setname(struct adouble *, const char *); extern int ad_setid(struct adouble *, dev_t dev, ino_t ino, uint32_t, uint32_t, const void *);