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split xattr functions.

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This commit is contained in:
Kelvin Sherlock 2017-03-04 14:07:07 -05:00
parent 855c19eda5
commit 3e3be4f9e3
4 changed files with 133 additions and 99 deletions
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4
Makefile
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@ -1,10 +1,12 @@
LINK.o = $(LINK.cc)
CXXFLAGS += -std=c++11 -g -Wall
dot_clean: dot_clean.o mapped_file.o finder_info_helper.o
dot_clean: dot_clean.o mapped_file.o finder_info_helper.o xattr.o
mapped_file.o : mapped_file.cpp mapped_file.h unique_resource.h
dot_clean.o : dot_clean.cpp mapped_file.h applefile.h defer.h
finder_info_helper.o: finder_info_helper.cpp finder_info_helper.h
xattr.o : xattr.c xattr.h

100
finder_info_helper.cpp
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@ -8,25 +8,17 @@
#include <unistd.h>
#include <fcntl.h>
#include "xattr.h"
#if defined(__APPLE__)
#include <sys/xattr.h>
#endif
#if defined(__linux__)
#include <sys/xattr.h>
#define XATTR_FINDERINFO_NAME "user.com.apple.FinderInfo"
#define XATTR_RESOURCEFORK_NAME "user.com.apple.ResourceFork"
#endif
#if defined(__FreeBSD__)
#include <sys/types.h>
#include <sys/extattr.h>
#endif
#if defined(_AIX)
#include <sys/ea.h>
#endif
#if defined (_WIN32)
#define XATTR_FINDERINFO_NAME "AFP_AfpInfo"
@ -206,94 +198,6 @@ namespace {
}
/*
* extended attributes functions.
*/
#if defined(__APPLE__)
ssize_t size_xattr(int fd, const char *xattr) {
return fgetxattr(fd, xattr, NULL, 0, 0, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetxattr(fd, xattr, buffer, size, 0, 0);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetxattr(fd, xattr, buffer, size, 0, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremovexattr(fd, xattr, 0);
}
#elif defined(__linux__)
ssize_t size_xattr(int fd, const char *xattr) {
return fgetxattr(fd, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetxattr(fd, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetxattr(fd, xattr, buffer, size, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremovexattr(fd, xattr);
}
#elif defined(__FreeBSD__)
ssize_t size_xattr(int fd, const char *xattr) {
return extattr_get_fd(fd, EXTATTR_NAMESPACE_USER, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return extattr_get_fd(fd, EXTATTR_NAMESPACE_USER, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
return extattr_set_fd(fd, EXTATTR_NAMESPACE_USER, xattr, buffer, size);
}
int remove_xattr(int fd, const char *xattr) {
return extattr_delete_fd(fd, EXTATTR_NAMESPACE_USER, xattr);
}
#elif defined(_AIX)
ssize_t size_xattr(int fd, const char *xattr) {
/*
struct stat64x st;
if (fstatea(fd, xattr, &st) < 0) return -1;
return st.st_size;
*/
return fgetea(fd, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetea(fd, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetea(fd, xattr, buffer, size, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremoveea(fd, xattr);
}
#endif
int fi_open(const std::string &path, bool read_only) {
#if defined(__sun__)

101
xattr.c Normal file
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@ -0,0 +1,101 @@
#include "xattr.h"
#if defined(__APPLE__)
#include <sys/xattr.h>
#endif
#if defined(__linux__)
#include <sys/xattr.h>
#endif
#if defined(__FreeBSD__)
#include <sys/types.h>
#include <sys/extattr.h>
#endif
#if defined(_AIX)
#include <sys/ea.h>
#endif
/*
* extended attributes functions.
*/
#if defined(__APPLE__)
ssize_t size_xattr(int fd, const char *xattr) {
return fgetxattr(fd, xattr, NULL, 0, 0, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetxattr(fd, xattr, buffer, size, 0, 0);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetxattr(fd, xattr, buffer, size, 0, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremovexattr(fd, xattr, 0);
}
#elif defined(__linux__)
ssize_t size_xattr(int fd, const char *xattr) {
return fgetxattr(fd, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetxattr(fd, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetxattr(fd, xattr, buffer, size, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremovexattr(fd, xattr);
}
#elif defined(__FreeBSD__)
ssize_t size_xattr(int fd, const char *xattr) {
return extattr_get_fd(fd, EXTATTR_NAMESPACE_USER, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return extattr_get_fd(fd, EXTATTR_NAMESPACE_USER, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
return extattr_set_fd(fd, EXTATTR_NAMESPACE_USER, xattr, buffer, size);
}
int remove_xattr(int fd, const char *xattr) {
return extattr_delete_fd(fd, EXTATTR_NAMESPACE_USER, xattr);
}
#elif defined(_AIX)
ssize_t size_xattr(int fd, const char *xattr) {
/*
struct stat64x st;
if (fstatea(fd, xattr, &st) < 0) return -1;
return st.st_size;
*/
return fgetea(fd, xattr, NULL, 0);
}
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size) {
return fgetea(fd, xattr, buffer, size);
}
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size) {
if (fsetea(fd, xattr, buffer, size, 0) < 0) return -1;
return size;
}
int remove_xattr(int fd, const char *xattr) {
return fremoveea(fd, xattr);
}
#endif

27
xattr.h Normal file
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@ -0,0 +1,27 @@
#ifndef xattr_h
#define xattr_h
#include <stddef.h>
#include <sys/types.h>
#include <errno.h>
#ifndef ENOATTR
#define ENOATTR ENODATA
#endif
#ifdef __cplusplus
extern "C" {
#endif
ssize_t size_xattr(int fd, const char *xattr);
ssize_t read_xattr(int fd, const char *xattr, void *buffer, size_t size);
ssize_t write_xattr(int fd, const char *xattr, const void *buffer, size_t size);
int remove_xattr(int fd, const char *xattr);
#ifdef __cplusplus
}
#endif
#endif