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xentoolcore_restrict_all: "Implement" for xengnttab
Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com> Acked-by: Wei Liu <wei.liu2@citrix.com>
This commit is contained in:
Ian Jackson authored and Ian Jackson committed
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5 files changed
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@@ -114,7 +114,7 @@ LDLIBS_libxenevtchn = $(SHDEPS_libxenevtchn) $(XEN_LIBXENEVTCHN)/libxenevtchn$(l
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SHLIB_libxenevtchn = $(SHDEPS_libxenevtchn) -Wl,-rpath-link=$(XEN_LIBXENEVTCHN)
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CFLAGS_libxengnttab = -I$(XEN_LIBXENGNTTAB)/include $(CFLAGS_xeninclude)
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SHDEPS_libxengnttab = $(SHLIB_libxentoollog)
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SHDEPS_libxengnttab = $(SHLIB_libxentoollog) $(SHLIB_libxentoolcore)
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LDLIBS_libxengnttab = $(SHDEPS_libxengnttab) $(XEN_LIBXENGNTTAB)/libxengnttab$(libextension)
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SHLIB_libxengnttab = $(SHDEPS_libxengnttab) -Wl,-rpath-link=$(XEN_LIBXENGNTTAB)
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@@ -7,7 +7,7 @@ SHLIB_LDFLAGS += -Wl,--version-script=libxengnttab.map
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CFLAGS += -Werror -Wmissing-prototypes
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CFLAGS += -I./include $(CFLAGS_xeninclude)
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CFLAGS += $(CFLAGS_libxentoollog)
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CFLAGS += $(CFLAGS_libxentoollog) $(CFLAGS_libxentoolcore)
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SRCS-GNTTAB += gnttab_core.c
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SRCS-GNTSHR += gntshr_core.c
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@@ -64,7 +64,7 @@ libxengnttab.so.$(MAJOR): libxengnttab.so.$(MAJOR).$(MINOR)
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$(SYMLINK_SHLIB) $< $@
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libxengnttab.so.$(MAJOR).$(MINOR): $(PIC_OBJS) libxengnttab.map
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$(CC) $(LDFLAGS) -Wl,$(SONAME_LDFLAG) -Wl,libxengnttab.so.$(MAJOR) $(SHLIB_LDFLAGS) -o $@ $(PIC_OBJS) $(LDLIBS_libxentoollog) $(APPEND_LDFLAGS)
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$(CC) $(LDFLAGS) -Wl,$(SONAME_LDFLAG) -Wl,libxengnttab.so.$(MAJOR) $(SHLIB_LDFLAGS) -o $@ $(PIC_OBJS) $(LDLIBS_libxentoollog) $(LDLIBS_libxentoolcore) $(APPEND_LDFLAGS)
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.PHONY: install
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install: build
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@@ -22,6 +22,11 @@
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#include "private.h"
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static int all_restrict_cb(Xentoolcore__Active_Handle *ah, uint32_t domid) {
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xengnttab_handle *xgt = CONTAINER_OF(ah, *xgt, tc_ah);
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return xentoolcore__restrict_by_dup2_null(xgt->fd);
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}
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xengnttab_handle *xengnttab_open(xentoollog_logger *logger, unsigned open_flags)
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{
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xengnttab_handle *xgt = malloc(sizeof(*xgt));
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@@ -33,6 +38,9 @@ xengnttab_handle *xengnttab_open(xentoollog_logger *logger, unsigned open_flags)
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xgt->logger = logger;
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xgt->logger_tofree = NULL;
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xgt->tc_ah.restrict_callback = all_restrict_cb;
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xentoolcore__register_active_handle(&xgt->tc_ah);
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if (!xgt->logger) {
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xgt->logger = xgt->logger_tofree =
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(xentoollog_logger*)
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@@ -47,6 +55,7 @@ xengnttab_handle *xengnttab_open(xentoollog_logger *logger, unsigned open_flags)
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err:
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osdep_gnttab_close(xgt);
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xentoolcore__deregister_active_handle(&xgt->tc_ah);
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xtl_logger_destroy(xgt->logger_tofree);
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free(xgt);
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return NULL;
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@@ -60,6 +69,7 @@ int xengnttab_close(xengnttab_handle *xgt)
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return 0;
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rc = osdep_gnttab_close(xgt);
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xentoolcore__deregister_active_handle(&xgt->tc_ah);
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xtl_logger_destroy(xgt->logger_tofree);
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free(xgt);
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return rc;
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@@ -2,6 +2,7 @@
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#define XENGNTTAB_PRIVATE_H
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#include <xentoollog.h>
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#include <xentoolcore_internal.h>
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#include <xengnttab.h>
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/* Set of macros/defines used by both Linux and FreeBSD */
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@@ -13,6 +14,7 @@
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struct xengntdev_handle {
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xentoollog_logger *logger, *logger_tofree;
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int fd;
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Xentoolcore__Active_Handle tc_ah;
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};
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int osdep_gnttab_open(xengnttab_handle *xgt);
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@@ -7,4 +7,4 @@ Description: The Xengnttab library for Xen hypervisor
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Version: @@version@@
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Cflags: -I${includedir} @@cflagslocal@@
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Libs: @@libsflag@@${libdir} -lxengnttab
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Requires.private: xentoollog
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Requires.private: xentoollog,xentoolcore
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