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@ -147,55 +147,54 @@
|
||||
<refsect1>
|
||||
<title>Description</title>
|
||||
|
||||
<para>The <structname>sd_bus_error</structname> structure carries
|
||||
information about a D-Bus error condition. The functions described
|
||||
below may be used to set and query fields in this structure. The
|
||||
<structfield>name</structfield> field contains a short identifier
|
||||
of an error. It should follow the rules for error names described
|
||||
in the D-Bus specification, subsection <ulink
|
||||
url="http://dbus.freedesktop.org/doc/dbus-specification.html#message-protocol-names">Valid
|
||||
Names</ulink>. A number of common, standardized error names are
|
||||
described in
|
||||
<citerefentry><refentrytitle>sd-bus-errors</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
|
||||
but additional domain-specific errors may be defined by
|
||||
applications. The <structfield>message</structfield> field usually
|
||||
contains a human-readable string describing the details, but might
|
||||
be <constant>NULL</constant>. An unset <structname>sd_bus_error</structname> structure
|
||||
should have both fields initialized to <constant>NULL</constant>. Set an error
|
||||
structure to <constant>SD_BUS_ERROR_NULL</constant> in order to
|
||||
reset both fields to <constant>NULL</constant>. When no longer necessary, resources
|
||||
held by the <structname>sd_bus_error</structname> structure should
|
||||
be destroyed with <function>sd_bus_error_free()</function>.</para>
|
||||
<para>The <structname>sd_bus_error</structname> structure carries information about a D-Bus error
|
||||
condition, or lack thereof. The functions described below may be used to set and query fields in this
|
||||
structure.
|
||||
<itemizedlist>
|
||||
<listitem><para>The <structfield>name</structfield> field contains a short identifier of an error. It
|
||||
should follow the rules for error names described in the D-Bus specification, subsection <ulink
|
||||
url="http://dbus.freedesktop.org/doc/dbus-specification.html#message-protocol-names">Valid
|
||||
Names</ulink>. A number of common, standardized error names are described in
|
||||
<citerefentry><refentrytitle>sd-bus-errors</refentrytitle><manvolnum>3</manvolnum></citerefentry>, but
|
||||
additional domain-specific errors may be defined by applications.</para></listitem>
|
||||
|
||||
<para><function>sd_bus_error_set()</function> sets an error
|
||||
structure to the specified name and message strings. The strings
|
||||
will be copied into internal, newly allocated memory. It is
|
||||
essential to free the error structure again when it is not
|
||||
required anymore (see above). The function will return an
|
||||
<varname>errno</varname>-like negative value (see <citerefentry
|
||||
<listitem><para>The <structfield>message</structfield> field usually contains a human-readable string
|
||||
describing the details, but might be <constant>NULL</constant>.</para></listitem>
|
||||
</itemizedlist>
|
||||
An unset <structname>sd_bus_error</structname> structure should have both fields initialized to
|
||||
<constant>NULL</constant>, and signifies lack of an error, i.e. success. Assign
|
||||
<constant>SD_BUS_ERROR_NULL</constant> to the structure in order to initialize both fields to
|
||||
<constant>NULL</constant>. When no longer necessary, resources held by the
|
||||
<structname>sd_bus_error</structname> structure should be destroyed with
|
||||
<function>sd_bus_error_free()</function>.</para>
|
||||
|
||||
<para><function>sd_bus_error_set()</function> sets an error structure to the specified name and message
|
||||
strings. The strings will be copied into internal, newly allocated memory. It is essential to free the
|
||||
contents again when they are not required anymore (see above). Do not use this call on error structures
|
||||
that have already been set. If you intend to reuse an error structure, free the old data stored in it
|
||||
with <function>sd_bus_error_free()</function> first.</para>
|
||||
|
||||
<para><function>sd_bus_error_set()</function> will return an <varname>errno</varname>-like value (see
|
||||
<citerefentry
|
||||
project='man-pages'><refentrytitle>errno</refentrytitle><manvolnum>3</manvolnum></citerefentry>)
|
||||
determined from the specified error name. Various well-known
|
||||
D-Bus errors are converted to well-known <varname>errno</varname>
|
||||
counterparts, and the other ones to <constant>-EIO</constant>. See
|
||||
<citerefentry><refentrytitle>sd-bus-errors</refentrytitle><manvolnum>3</manvolnum></citerefentry>
|
||||
for a list of well-known error names. Additional error mappings
|
||||
may be defined with
|
||||
<citerefentry><refentrytitle>sd_bus_error_add_map</refentrytitle><manvolnum>3</manvolnum></citerefentry>. If
|
||||
<parameter>e</parameter> is <constant>NULL</constant>, no error structure is initialized,
|
||||
but the error is still converted into an
|
||||
<varname>errno</varname>-style error. If
|
||||
<parameter>name</parameter> is <constant>NULL</constant>, it is
|
||||
assumed that no error occurred, and 0 is returned. This means that
|
||||
this function may be conveniently used in a
|
||||
<function>return</function> statement. If
|
||||
<parameter>message</parameter> is <constant>NULL</constant>, no message is set. This
|
||||
call can fail if no memory may be allocated for the name and
|
||||
message strings, in which case an
|
||||
<constant>SD_BUS_ERROR_NO_MEMORY</constant> error might be set
|
||||
instead and -ENOMEM be returned. Do not use this call on error
|
||||
structures that are already initialized. If you intend to reuse an
|
||||
error structure, free the old data stored in it with
|
||||
<function>sd_bus_error_free()</function> first.</para>
|
||||
determined from the specified error name <parameter>name</parameter>. If <parameter>name</parameter> is
|
||||
<constant>NULL</constant>, it is assumed that no error occurred, and <constant>0</constant> is returned.
|
||||
If <parameter>name</parameter> is nonnull, a negative value is always returned. If
|
||||
<parameter>e</parameter> is <constant>NULL</constant>, no error structure is initialized, but
|
||||
<parameter>name</parameter> is still converted into an <varname>errno</varname>-style value.</para>
|
||||
|
||||
<para>Various well-known D-Bus errors are converted to well-known <varname>errno</varname> counterparts,
|
||||
and the other ones to <constant>-EIO</constant>. See
|
||||
<citerefentry><refentrytitle>sd-bus-errors</refentrytitle><manvolnum>3</manvolnum></citerefentry> for a
|
||||
list of well-known error names. Additional error mappings may be defined with
|
||||
<citerefentry><refentrytitle>sd_bus_error_add_map</refentrytitle><manvolnum>3</manvolnum></citerefentry>.
|
||||
</para>
|
||||
|
||||
<para><function>sd_bus_error_set()</function> is designed to be conveniently used in a
|
||||
<function>return</function> statement. If <parameter>message</parameter> is <constant>NULL</constant>, no
|
||||
message is set. This call can fail if no memory may be allocated for the name and message strings, in
|
||||
which case an <constant>SD_BUS_ERROR_NO_MEMORY</constant> error will be set instead and
|
||||
<constant>-ENOMEM</constant> returned. </para>
|
||||
|
||||
<para><function>sd_bus_error_setf()</function> is similar to
|
||||
<function>sd_bus_error_set()</function>, but takes a <citerefentry
|
||||
@ -204,33 +203,25 @@
|
||||
<structfield>message</structfield> field.</para>
|
||||
|
||||
<para><function>sd_bus_error_set_const()</function> is similar to
|
||||
<function>sd_bus_error_set()</function>, but the string parameters
|
||||
are not copied internally, and must hence remain constant and
|
||||
valid for the lifetime of <parameter>e</parameter>. Use this call
|
||||
to avoid memory allocations when setting error structures. Since
|
||||
this call does not allocate memory, it will not fail with an
|
||||
out-of-memory condition as
|
||||
<function>sd_bus_error_set()</function> can, as described
|
||||
above. Alternatively, the
|
||||
<constant>SD_BUS_ERROR_MAKE_CONST()</constant> macro may be used
|
||||
to generate a literal, constant bus error structure
|
||||
on-the-fly.</para>
|
||||
<function>sd_bus_error_set()</function>, but the string parameters are not copied internally, and must
|
||||
hence remain constant and valid for the lifetime of <parameter>e</parameter>. Use this call to avoid
|
||||
memory allocations when setting error structures. Since this call does not allocate memory, it will not
|
||||
fail with an out-of-memory condition as <function>sd_bus_error_set()</function> may, as described
|
||||
above. Alternatively, the <constant>SD_BUS_ERROR_MAKE_CONST()</constant> macro may be used to generate a
|
||||
literal, constant bus error structure on-the-fly.</para>
|
||||
|
||||
<para><function>sd_bus_error_set_errno()</function> will set
|
||||
<structfield>name</structfield> from an
|
||||
<varname>errno</varname>-like value that is converted to a D-Bus
|
||||
<para><function>sd_bus_error_set_errno()</function> will immediately return <constant>0</constant> if the
|
||||
specified error parameter <parameter>error</parameter> is <constant>0</constant>. Otherwise, it will set
|
||||
<structfield>name</structfield> from an <varname>errno</varname>-like value that is converted to a D-Bus
|
||||
error. <citerefentry
|
||||
project='die-net'><refentrytitle>strerror_r</refentrytitle><manvolnum>3</manvolnum></citerefentry>
|
||||
will be used to set <structfield>message</structfield>. Well-known
|
||||
D-Bus error names will be used for <structfield>name</structfield>
|
||||
if applicable, otherwise a name in the
|
||||
<literal>System.Error.</literal> namespace will be generated. The
|
||||
sign of the specified error number is ignored. The absolute value
|
||||
is used implicitly. The call always returns a negative value, for
|
||||
convenient usage in <function>return</function> statements. This
|
||||
call might fail due to lack of memory, in which case an
|
||||
<constant>SD_BUS_ERROR_NO_MEMORY</constant> error is set instead,
|
||||
and -ENOMEM is returned.</para>
|
||||
project='die-net'><refentrytitle>strerror_r</refentrytitle><manvolnum>3</manvolnum></citerefentry> will
|
||||
be used to set <structfield>message</structfield>. Well-known D-Bus error names will be used for
|
||||
<structfield>name</structfield> if applicable, otherwise a name in the <literal>System.Error.</literal>
|
||||
namespace will be generated. The sign of the specified error number is ignored and the absolute value is
|
||||
used implicitly. If the specified error <parameter>error</parameter> is non-zero, the call always returns
|
||||
a negative value, for convenient usage in <function>return</function> statements. This call might fail
|
||||
due to lack of memory, in which case an <constant>SD_BUS_ERROR_NO_MEMORY</constant> error is set instead,
|
||||
and <constant>-ENOMEM</constant> is returned.</para>
|
||||
|
||||
<para><function>sd_bus_error_set_errnof()</function> is similar to
|
||||
<function>sd_bus_error_set_errno()</function>, but in addition to
|
||||
@ -246,28 +237,26 @@
|
||||
project='man-pages'><refentrytitle>va_arg</refentrytitle><manvolnum>3</manvolnum></citerefentry>
|
||||
parameter list.</para>
|
||||
|
||||
<para><function>sd_bus_error_get_errno()</function> converts the
|
||||
<structfield>name</structfield> field of an error structure to an
|
||||
<varname>errno</varname>-like (positive) value using the same
|
||||
rules as <function>sd_bus_error_set()</function>. If
|
||||
<parameter>e</parameter> is <constant>NULL</constant>, 0 will be
|
||||
returned.</para>
|
||||
<para><function>sd_bus_error_get_errno()</function> converts the <structfield>name</structfield> field of
|
||||
an error structure to an <varname>errno</varname>-like (positive) value using the same rules as
|
||||
<function>sd_bus_error_set()</function>. If <parameter>e</parameter> is <constant>NULL</constant>,
|
||||
<constant>0</constant> will be returned.</para>
|
||||
|
||||
<para><function>sd_bus_error_copy()</function> will initialize
|
||||
<parameter>dst</parameter> using the values in
|
||||
<parameter>e</parameter>. If the strings in
|
||||
<parameter>e</parameter> were set using
|
||||
<function>sd_bus_error_set_const()</function>, they will be shared.
|
||||
Otherwise, they will be copied. Returns a converted
|
||||
<varname>errno</varname>-like, negative error code.</para>
|
||||
<para><function>sd_bus_error_copy()</function> will initialize <parameter>dst</parameter> using the
|
||||
values in <parameter>e</parameter>, if <parameter>e</parameter> has been set with an error value before.
|
||||
Otherwise, it will return immediately. If the strings in <parameter>e</parameter> were set using
|
||||
<function>sd_bus_error_set_const()</function>, they will be shared. Otherwise, they will be
|
||||
copied. Returns a converted <varname>errno</varname>-like, negative error code or <constant>0</constant>.
|
||||
Before this call, <parameter>dst</parameter> must be unset, i.e. either freshly initialized with
|
||||
<constant>NULL</constant> or reset using <function>sd_bus_error_free()</function>.</para>
|
||||
|
||||
<para><function>sd_bus_error_move()</function> is similar to <function>sd_bus_error_copy()</function>, but will
|
||||
move any error information from <parameter>e</parameter> into <parameter>dst</parameter>, resetting the
|
||||
former. This function cannot fail, as no new memory is allocated. Note that if <parameter>e</parameter> is not set
|
||||
(or <constant>NULL</constant>) <parameter>dst</parameter> is initializated to
|
||||
<constant>SD_BUS_ERROR_NULL</constant>. Moreover, if <parameter>dst</parameter> is <constant>NULL</constant> no
|
||||
operation is executed on it and resources held by <parameter>e</parameter> are freed and reset. Returns a
|
||||
converted <varname>errno</varname>-like, negative error code.</para>
|
||||
<para><function>sd_bus_error_move()</function> is similar to <function>sd_bus_error_copy()</function>,
|
||||
but will move any error information from <parameter>e</parameter> into <parameter>dst</parameter>,
|
||||
resetting the former. This function cannot fail, as no new memory is allocated. Note that if
|
||||
<parameter>e</parameter> is not set, <parameter>dst</parameter> is initializated to
|
||||
<constant>SD_BUS_ERROR_NULL</constant>. Moreover, if <parameter>dst</parameter> is
|
||||
<constant>NULL</constant> no operation is executed on it and resources held by <parameter>e</parameter>
|
||||
are freed and reset. Returns a converted <varname>errno</varname>-like, non-positive error value.</para>
|
||||
|
||||
<para><function>sd_bus_error_is_set()</function> will return a
|
||||
non-zero value if <parameter>e</parameter> is
|
||||
@ -300,25 +289,23 @@
|
||||
<refsect1>
|
||||
<title>Return Value</title>
|
||||
|
||||
<para>The functions <function>sd_bus_error_set()</function>,
|
||||
<function>sd_bus_error_setf()</function>, and
|
||||
<function>sd_bus_error_set_const()</function>, when successful,
|
||||
return the negative errno value corresponding to the
|
||||
<parameter>name</parameter> parameter. The functions
|
||||
<function>sd_bus_error_set_errno()</function>,
|
||||
<function>sd_bus_error_set_errnof()</function> and
|
||||
<function>sd_bus_error_set_errnofv()</function>, when successful,
|
||||
return the negative value of the <parameter>error</parameter>
|
||||
parameter. If an error occurs, one of the negative error values
|
||||
listed below will be returned.</para>
|
||||
<para>The functions <function>sd_bus_error_set()</function>, <function>sd_bus_error_setf()</function>,
|
||||
and <function>sd_bus_error_set_const()</function> always return <constant>0</constant> when the specified
|
||||
error value is <constant>NULL</constant>, and a negative errno-like value corresponding to the
|
||||
<parameter>name</parameter> parameter otherwise. The functions
|
||||
<function>sd_bus_error_set_errno()</function>, <function>sd_bus_error_set_errnof()</function> and
|
||||
<function>sd_bus_error_set_errnofv()</function>, return <constant>0</constant> when the specified error
|
||||
value is <constant>0</constant>, and a a negative errno-like value corresponding to the
|
||||
<parameter>error</parameter> parameter otherwise. If an error occurs internally, one of the negative
|
||||
error values listed below will be returned.</para>
|
||||
|
||||
<para><function>sd_bus_error_get_errno()</function> returns
|
||||
<constant>false</constant> when <parameter>e</parameter> is
|
||||
<constant>NULL</constant>, and a positive errno value mapped from
|
||||
<parameter>e->name</parameter> otherwise.</para>
|
||||
|
||||
<para><function>sd_bus_error_copy()</function> and <function>sd_bus_error_move()</function> return 0 or a positive
|
||||
integer on success, and a negative error value converted from the error name otherwise.</para>
|
||||
<para><function>sd_bus_error_copy()</function> and <function>sd_bus_error_move()</function> return a
|
||||
negative error value converted from the source error, and zero if the error has not been set.</para>
|
||||
|
||||
<para><function>sd_bus_error_is_set()</function> returns a
|
||||
non-zero value when <parameter>e</parameter> and the
|
||||
|
||||
@ -660,7 +660,7 @@ int cg_remove_xattr(const char *controller, const char *path, const char *name)
|
||||
|
||||
int cg_pid_get_path(const char *controller, pid_t pid, char **ret_path) {
|
||||
_cleanup_fclose_ FILE *f = NULL;
|
||||
const char *fs, *controller_str;
|
||||
const char *fs, *controller_str = NULL; /* silence gcc warning about unitialized variable */
|
||||
int unified, r;
|
||||
|
||||
assert(pid >= 0);
|
||||
@ -720,6 +720,7 @@ int cg_pid_get_path(const char *controller, pid_t pid, char **ret_path) {
|
||||
continue;
|
||||
*e = 0;
|
||||
|
||||
assert(controller_str);
|
||||
r = string_contains_word(l, ",", controller_str);
|
||||
if (r < 0)
|
||||
return r;
|
||||
|
||||
@ -515,10 +515,10 @@ char *replace_env_n(const char *format, size_t n, char **env, unsigned flags) {
|
||||
ALTERNATE_VALUE,
|
||||
} state = WORD;
|
||||
|
||||
const char *e, *word = format, *test_value;
|
||||
const char *e, *word = format, *test_value = NULL; /* test_value is initialized to appease gcc */
|
||||
char *k;
|
||||
_cleanup_free_ char *r = NULL;
|
||||
size_t i, len;
|
||||
size_t i, len = 0; /* len is initialized to appease gcc */
|
||||
int nest = 0;
|
||||
|
||||
assert(format);
|
||||
@ -581,13 +581,12 @@ char *replace_env_n(const char *format, size_t n, char **env, unsigned flags) {
|
||||
word = e+1;
|
||||
state = WORD;
|
||||
} else if (*e == ':') {
|
||||
if (!(flags & REPLACE_ENV_ALLOW_EXTENDED))
|
||||
if (flags & REPLACE_ENV_ALLOW_EXTENDED) {
|
||||
len = e - word - 2;
|
||||
state = TEST;
|
||||
} else
|
||||
/* Treat this as unsupported syntax, i.e. do no replacement */
|
||||
state = WORD;
|
||||
else {
|
||||
len = e-word-2;
|
||||
state = TEST;
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
|
||||
@ -121,7 +121,7 @@ int write_string_stream_ts(
|
||||
const struct timespec *ts) {
|
||||
|
||||
bool needs_nl;
|
||||
int r, fd;
|
||||
int r, fd = -1;
|
||||
|
||||
assert(f);
|
||||
assert(line);
|
||||
@ -140,8 +140,8 @@ int write_string_stream_ts(
|
||||
needs_nl = !(flags & WRITE_STRING_FILE_AVOID_NEWLINE) && !endswith(line, "\n");
|
||||
|
||||
if (needs_nl && (flags & WRITE_STRING_FILE_DISABLE_BUFFER)) {
|
||||
/* If STDIO buffering was disabled, then let's append the newline character to the string itself, so
|
||||
* that the write goes out in one go, instead of two */
|
||||
/* If STDIO buffering was disabled, then let's append the newline character to the string
|
||||
* itself, so that the write goes out in one go, instead of two */
|
||||
|
||||
line = strjoina(line, "\n");
|
||||
needs_nl = false;
|
||||
@ -164,6 +164,7 @@ int write_string_stream_ts(
|
||||
if (ts) {
|
||||
const struct timespec twice[2] = {*ts, *ts};
|
||||
|
||||
assert(fd >= 0);
|
||||
if (futimens(fd, twice) < 0)
|
||||
return -errno;
|
||||
}
|
||||
|
||||
@ -14,6 +14,7 @@
|
||||
#include <sys/types.h>
|
||||
#include <sys/un.h>
|
||||
|
||||
#include "errno-util.h"
|
||||
#include "macro.h"
|
||||
#include "missing_network.h"
|
||||
#include "missing_socket.h"
|
||||
@ -264,7 +265,7 @@ static inline int getsockopt_int(int fd, int level, int optname, int *ret) {
|
||||
socklen_t sl = sizeof(v);
|
||||
|
||||
if (getsockopt(fd, level, optname, &v, &sl) < 0)
|
||||
return -errno;
|
||||
return negative_errno();
|
||||
if (sl != sizeof(v))
|
||||
return -EIO;
|
||||
|
||||
|
||||
@ -1367,7 +1367,7 @@ static int status_welcome(void) {
|
||||
|
||||
static int write_container_id(void) {
|
||||
const char *c;
|
||||
int r;
|
||||
int r = 0; /* silence gcc warning about r being unitialized below */
|
||||
|
||||
c = getenv("container");
|
||||
if (isempty(c))
|
||||
|
||||
@ -1008,7 +1008,7 @@ static int attach_luks_or_plain_or_bitlk_by_tpm2(
|
||||
_cleanup_(sd_event_unrefp) sd_event *event = NULL;
|
||||
_cleanup_free_ char *friendly = NULL;
|
||||
int keyslot = arg_key_slot, r;
|
||||
size_t decrypted_key_size;
|
||||
size_t decrypted_key_size = 0; /* Silence gcc warning about unitialized variable */
|
||||
|
||||
assert(cd);
|
||||
assert(name);
|
||||
@ -1058,15 +1058,12 @@ static int attach_luks_or_plain_or_bitlk_by_tpm2(
|
||||
&policy_hash, &policy_hash_size,
|
||||
&keyslot,
|
||||
&token);
|
||||
if (r == -ENXIO) {
|
||||
if (r == -ENXIO)
|
||||
/* No further TPM2 tokens found in the LUKS2 header.*/
|
||||
if (found_some)
|
||||
return log_debug_errno(SYNTHETIC_ERRNO(EAGAIN),
|
||||
"No TPM2 metadata matching the current system state found in LUKS2 header, falling back to traditional unlocking.");
|
||||
else
|
||||
return log_debug_errno(SYNTHETIC_ERRNO(EAGAIN),
|
||||
"No TPM2 metadata enrolled in LUKS2 header, falling back to traditional unlocking.");
|
||||
}
|
||||
return log_debug_errno(SYNTHETIC_ERRNO(EAGAIN),
|
||||
found_some
|
||||
? "No TPM2 metadata matching the current system state found in LUKS2 header, falling back to traditional unlocking."
|
||||
: "No TPM2 metadata enrolled in LUKS2 header, falling back to traditional unlocking.");
|
||||
if (r < 0)
|
||||
return r;
|
||||
|
||||
@ -1091,6 +1088,7 @@ static int attach_luks_or_plain_or_bitlk_by_tpm2(
|
||||
if (r != -EAGAIN) /* EAGAIN means: no tpm2 chip found */
|
||||
return r;
|
||||
}
|
||||
assert(decrypted_key);
|
||||
|
||||
if (!monitor) {
|
||||
/* We didn't find the TPM2 device. In this case, watch for it via udev. Let's create
|
||||
|
||||
@ -86,8 +86,10 @@ static int bus_error_name_to_errno(const char *name) {
|
||||
if (m->code == BUS_ERROR_MAP_END_MARKER)
|
||||
break;
|
||||
|
||||
if (streq(m->name, name))
|
||||
if (streq(m->name, name)) {
|
||||
assert(m->code > 0);
|
||||
return m->code;
|
||||
}
|
||||
}
|
||||
|
||||
m = ALIGN_TO_PTR(__start_SYSTEMD_BUS_ERROR_MAP, sizeof(void*));
|
||||
@ -103,8 +105,10 @@ static int bus_error_name_to_errno(const char *name) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if (streq(m->name, name))
|
||||
if (streq(m->name, name)) {
|
||||
assert(m->code > 0);
|
||||
return m->code;
|
||||
}
|
||||
|
||||
m++;
|
||||
}
|
||||
@ -232,6 +236,7 @@ finish:
|
||||
}
|
||||
|
||||
int bus_error_setfv(sd_bus_error *e, const char *name, const char *format, va_list ap) {
|
||||
int r;
|
||||
|
||||
if (!name)
|
||||
return 0;
|
||||
@ -253,23 +258,28 @@ int bus_error_setfv(sd_bus_error *e, const char *name, const char *format, va_li
|
||||
e->_need_free = 1;
|
||||
}
|
||||
|
||||
return -bus_error_name_to_errno(name);
|
||||
r = bus_error_name_to_errno(name);
|
||||
assert(r > 0);
|
||||
return -r;
|
||||
}
|
||||
|
||||
_public_ int sd_bus_error_setf(sd_bus_error *e, const char *name, const char *format, ...) {
|
||||
int r;
|
||||
|
||||
if (format) {
|
||||
int r;
|
||||
va_list ap;
|
||||
|
||||
va_start(ap, format);
|
||||
r = bus_error_setfv(e, name, format, ap);
|
||||
assert(!name || r < 0);
|
||||
va_end(ap);
|
||||
|
||||
return r;
|
||||
}
|
||||
|
||||
return sd_bus_error_set(e, name, NULL);
|
||||
r = sd_bus_error_set(e, name, NULL);
|
||||
assert(!name || r < 0);
|
||||
return r;
|
||||
}
|
||||
|
||||
_public_ int sd_bus_error_copy(sd_bus_error *dest, const sd_bus_error *e) {
|
||||
@ -455,7 +465,7 @@ _public_ int sd_bus_error_set_errno(sd_bus_error *e, int error) {
|
||||
if (!e)
|
||||
return -error;
|
||||
if (error == 0)
|
||||
return -error;
|
||||
return 0;
|
||||
|
||||
assert_return(!bus_error_is_dirty(e), -EINVAL);
|
||||
|
||||
|
||||
@ -3171,7 +3171,7 @@ static int process_child(sd_event *e, int64_t threshold, int64_t *ret_min_priori
|
||||
zero(s->child.siginfo);
|
||||
if (waitid(P_PID, s->child.pid, &s->child.siginfo,
|
||||
WNOHANG | (s->child.options & WEXITED ? WNOWAIT : 0) | s->child.options) < 0)
|
||||
return -errno;
|
||||
return negative_errno();
|
||||
|
||||
if (s->child.siginfo.si_pid != 0) {
|
||||
bool zombie = IN_SET(s->child.siginfo.si_code, CLD_EXITED, CLD_KILLED, CLD_DUMPED);
|
||||
|
||||
@ -265,9 +265,12 @@ _public_ struct udev_device *udev_monitor_receive_device(struct udev_monitor *ud
|
||||
* Returns: 0 on success, otherwise a negative error value.
|
||||
*/
|
||||
_public_ int udev_monitor_filter_add_match_subsystem_devtype(struct udev_monitor *udev_monitor, const char *subsystem, const char *devtype) {
|
||||
int r;
|
||||
|
||||
assert_return(udev_monitor, -EINVAL);
|
||||
|
||||
return sd_device_monitor_filter_add_match_subsystem_devtype(udev_monitor->monitor, subsystem, devtype);
|
||||
r = sd_device_monitor_filter_add_match_subsystem_devtype(udev_monitor->monitor, subsystem, devtype);
|
||||
return r < 0 ? r : 0;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -283,9 +286,12 @@ _public_ int udev_monitor_filter_add_match_subsystem_devtype(struct udev_monitor
|
||||
* Returns: 0 on success, otherwise a negative error value.
|
||||
*/
|
||||
_public_ int udev_monitor_filter_add_match_tag(struct udev_monitor *udev_monitor, const char *tag) {
|
||||
int r;
|
||||
|
||||
assert_return(udev_monitor, -EINVAL);
|
||||
|
||||
return sd_device_monitor_filter_add_match_tag(udev_monitor->monitor, tag);
|
||||
r = sd_device_monitor_filter_add_match_tag(udev_monitor->monitor, tag);
|
||||
return r < 0 ? r : 0;
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
@ -207,14 +207,10 @@ enum nss_status _nss_resolve_gethostbyname4_r(
|
||||
int *errnop, int *h_errnop,
|
||||
int32_t *ttlp) {
|
||||
|
||||
_cleanup_(resolve_hostname_reply_destroy) ResolveHostnameReply p = {};
|
||||
_cleanup_(json_variant_unrefp) JsonVariant *cparams = NULL;
|
||||
struct gaih_addrtuple *r_tuple = NULL, *r_tuple_first = NULL;
|
||||
_cleanup_(varlink_unrefp) Varlink *link = NULL;
|
||||
const char *canonical = NULL, *error_id = NULL;
|
||||
JsonVariant *entry, *rparams;
|
||||
size_t l, ms, idx, c = 0;
|
||||
char *r_name;
|
||||
_cleanup_(json_variant_unrefp) JsonVariant *cparams = NULL;
|
||||
_cleanup_(resolve_hostname_reply_destroy) ResolveHostnameReply p = {};
|
||||
JsonVariant *rparams, *entry;
|
||||
int r;
|
||||
|
||||
PROTECT_ERRNO;
|
||||
@ -241,6 +237,7 @@ enum nss_status _nss_resolve_gethostbyname4_r(
|
||||
* DNSSEC errors and suchlike. (We don't use UNAVAIL in this case so that the nsswitch.conf
|
||||
* configuration can distinguish such executed but negative replies from complete failure to
|
||||
* talk to resolved). */
|
||||
const char *error_id;
|
||||
r = varlink_call(link, "io.systemd.Resolve.ResolveHostname", cparams, &rparams, &error_id, NULL);
|
||||
if (r < 0)
|
||||
goto fail;
|
||||
@ -256,6 +253,7 @@ enum nss_status _nss_resolve_gethostbyname4_r(
|
||||
if (json_variant_is_blank_object(p.addresses))
|
||||
goto not_found;
|
||||
|
||||
size_t n_addresses = 0;
|
||||
JSON_VARIANT_ARRAY_FOREACH(entry, p.addresses) {
|
||||
AddressParameters q = {};
|
||||
|
||||
@ -271,13 +269,13 @@ enum nss_status _nss_resolve_gethostbyname4_r(
|
||||
goto fail;
|
||||
}
|
||||
|
||||
c++;
|
||||
n_addresses++;
|
||||
}
|
||||
|
||||
canonical = p.name ?: name;
|
||||
const char *canonical = p.name ?: name;
|
||||
size_t l = strlen(canonical);
|
||||
size_t idx, ms = ALIGN(l+1) + ALIGN(sizeof(struct gaih_addrtuple)) * n_addresses;
|
||||
|
||||
l = strlen(canonical);
|
||||
ms = ALIGN(l+1) + ALIGN(sizeof(struct gaih_addrtuple)) * c;
|
||||
if (buflen < ms) {
|
||||
UNPROTECT_ERRNO;
|
||||
*errnop = ERANGE;
|
||||
@ -286,12 +284,13 @@ enum nss_status _nss_resolve_gethostbyname4_r(
|
||||
}
|
||||
|
||||
/* First, append name */
|
||||
r_name = buffer;
|
||||
memcpy(r_name, canonical, l+1);
|
||||
idx = ALIGN(l+1);
|
||||
char *r_name = buffer;
|
||||
memcpy(r_name, canonical, l + 1);
|
||||
idx = ALIGN(l + 1);
|
||||
|
||||
/* Second, append addresses */
|
||||
r_tuple_first = (struct gaih_addrtuple*) (buffer + idx);
|
||||
struct gaih_addrtuple *r_tuple = NULL,
|
||||
*r_tuple_first = (struct gaih_addrtuple*) (buffer + idx);
|
||||
|
||||
JSON_VARIANT_ARRAY_FOREACH(entry, p.addresses) {
|
||||
AddressParameters q = {};
|
||||
@ -313,7 +312,7 @@ enum nss_status _nss_resolve_gethostbyname4_r(
|
||||
idx += ALIGN(sizeof(struct gaih_addrtuple));
|
||||
}
|
||||
|
||||
assert(r_tuple);
|
||||
assert(r_tuple); /* We had at least one address, so r_tuple must be set */
|
||||
r_tuple->next = NULL; /* Override last next pointer */
|
||||
|
||||
assert(idx == ms);
|
||||
@ -353,13 +352,10 @@ enum nss_status _nss_resolve_gethostbyname3_r(
|
||||
int32_t *ttlp,
|
||||
char **canonp) {
|
||||
|
||||
_cleanup_(resolve_hostname_reply_destroy) ResolveHostnameReply p = {};
|
||||
_cleanup_(json_variant_unrefp) JsonVariant *cparams = NULL;
|
||||
char *r_name, *r_aliases, *r_addr, *r_addr_list;
|
||||
_cleanup_(varlink_unrefp) Varlink *link = NULL;
|
||||
const char *canonical, *error_id = NULL;
|
||||
size_t l, idx, ms, alen, i = 0, c = 0;
|
||||
JsonVariant *entry, *rparams;
|
||||
_cleanup_(json_variant_unrefp) JsonVariant *cparams = NULL;
|
||||
_cleanup_(resolve_hostname_reply_destroy) ResolveHostnameReply p = {};
|
||||
JsonVariant *rparams, *entry;
|
||||
int r;
|
||||
|
||||
PROTECT_ERRNO;
|
||||
@ -389,6 +385,7 @@ enum nss_status _nss_resolve_gethostbyname3_r(
|
||||
if (r < 0)
|
||||
goto fail;
|
||||
|
||||
const char *error_id;
|
||||
r = varlink_call(link, "io.systemd.Resolve.ResolveHostname", cparams, &rparams, &error_id, NULL);
|
||||
if (r < 0)
|
||||
goto fail;
|
||||
@ -404,6 +401,7 @@ enum nss_status _nss_resolve_gethostbyname3_r(
|
||||
if (json_variant_is_blank_object(p.addresses))
|
||||
goto not_found;
|
||||
|
||||
size_t n_addresses = 0;
|
||||
JSON_VARIANT_ARRAY_FOREACH(entry, p.addresses) {
|
||||
AddressParameters q = {};
|
||||
|
||||
@ -419,15 +417,15 @@ enum nss_status _nss_resolve_gethostbyname3_r(
|
||||
goto fail;
|
||||
}
|
||||
|
||||
c++;
|
||||
n_addresses++;
|
||||
}
|
||||
|
||||
canonical = p.name ?: name;
|
||||
const char *canonical = p.name ?: name;
|
||||
|
||||
alen = FAMILY_ADDRESS_SIZE(af);
|
||||
l = strlen(canonical);
|
||||
size_t alen = FAMILY_ADDRESS_SIZE(af);
|
||||
size_t l = strlen(canonical);
|
||||
|
||||
ms = ALIGN(l+1) + c*ALIGN(alen) + (c+2) * sizeof(char*);
|
||||
size_t idx, ms = ALIGN(l + 1) + n_addresses * ALIGN(alen) + (n_addresses + 2) * sizeof(char*);
|
||||
|
||||
if (buflen < ms) {
|
||||
UNPROTECT_ERRNO;
|
||||
@ -437,18 +435,19 @@ enum nss_status _nss_resolve_gethostbyname3_r(
|
||||
}
|
||||
|
||||
/* First, append name */
|
||||
r_name = buffer;
|
||||
char *r_name = buffer;
|
||||
memcpy(r_name, canonical, l+1);
|
||||
idx = ALIGN(l+1);
|
||||
|
||||
/* Second, create empty aliases array */
|
||||
r_aliases = buffer + idx;
|
||||
char *r_aliases = buffer + idx;
|
||||
((char**) r_aliases)[0] = NULL;
|
||||
idx += sizeof(char*);
|
||||
|
||||
/* Third, append addresses */
|
||||
r_addr = buffer + idx;
|
||||
char *r_addr = buffer + idx;
|
||||
|
||||
size_t i = 0;
|
||||
JSON_VARIANT_ARRAY_FOREACH(entry, p.addresses) {
|
||||
AddressParameters q = {};
|
||||
|
||||
@ -468,16 +467,16 @@ enum nss_status _nss_resolve_gethostbyname3_r(
|
||||
i++;
|
||||
}
|
||||
|
||||
assert(i == c);
|
||||
idx += c * ALIGN(alen);
|
||||
assert(i == n_addresses);
|
||||
idx += n_addresses * ALIGN(alen);
|
||||
|
||||
/* Fourth, append address pointer array */
|
||||
r_addr_list = buffer + idx;
|
||||
for (i = 0; i < c; i++)
|
||||
char *r_addr_list = buffer + idx;
|
||||
for (i = 0; i < n_addresses; i++)
|
||||
((char**) r_addr_list)[i] = r_addr + i*ALIGN(alen);
|
||||
|
||||
((char**) r_addr_list)[i] = NULL;
|
||||
idx += (c+1) * sizeof(char*);
|
||||
idx += (n_addresses + 1) * sizeof(char*);
|
||||
|
||||
assert(idx == ms);
|
||||
|
||||
@ -540,8 +539,8 @@ static void name_parameters_destroy(NameParameters *p) {
|
||||
}
|
||||
|
||||
static const JsonDispatch name_parameters_dispatch_table[] = {
|
||||
{ "ifindex", JSON_VARIANT_INTEGER, json_dispatch_ifindex, offsetof(NameParameters, ifindex), 0 },
|
||||
{ "name", JSON_VARIANT_UNSIGNED, json_dispatch_string, offsetof(NameParameters, name), JSON_MANDATORY },
|
||||
{ "ifindex", JSON_VARIANT_INTEGER, json_dispatch_ifindex, offsetof(NameParameters, ifindex), 0 },
|
||||
{ "name", JSON_VARIANT_STRING, json_dispatch_string, offsetof(NameParameters, name), JSON_MANDATORY },
|
||||
{}
|
||||
};
|
||||
|
||||
@ -553,14 +552,10 @@ enum nss_status _nss_resolve_gethostbyaddr2_r(
|
||||
int *errnop, int *h_errnop,
|
||||
int32_t *ttlp) {
|
||||
|
||||
_cleanup_(resolve_address_reply_destroy) ResolveAddressReply p = {};
|
||||
_cleanup_(json_variant_unrefp) JsonVariant *cparams = NULL;
|
||||
char *r_name, *r_aliases, *r_addr, *r_addr_list;
|
||||
_cleanup_(varlink_unrefp) Varlink *link = NULL;
|
||||
JsonVariant *entry, *rparams;
|
||||
const char *n, *error_id;
|
||||
unsigned c = 0, i = 0;
|
||||
size_t ms = 0, idx;
|
||||
_cleanup_(json_variant_unrefp) JsonVariant *cparams = NULL;
|
||||
_cleanup_(resolve_address_reply_destroy) ResolveAddressReply p = {};
|
||||
JsonVariant *rparams, *entry;
|
||||
int r;
|
||||
|
||||
PROTECT_ERRNO;
|
||||
@ -594,6 +589,7 @@ enum nss_status _nss_resolve_gethostbyaddr2_r(
|
||||
if (r < 0)
|
||||
goto fail;
|
||||
|
||||
const char* error_id;
|
||||
r = varlink_call(link, "io.systemd.Resolve.ResolveAddress", cparams, &rparams, &error_id, NULL);
|
||||
if (r < 0)
|
||||
goto fail;
|
||||
@ -609,6 +605,8 @@ enum nss_status _nss_resolve_gethostbyaddr2_r(
|
||||
if (json_variant_is_blank_object(p.names))
|
||||
goto not_found;
|
||||
|
||||
size_t ms = 0, idx;
|
||||
|
||||
JSON_VARIANT_ARRAY_FOREACH(entry, p.names) {
|
||||
_cleanup_(name_parameters_destroy) NameParameters q = {};
|
||||
|
||||
@ -619,9 +617,10 @@ enum nss_status _nss_resolve_gethostbyaddr2_r(
|
||||
ms += ALIGN(strlen(q.name) + 1);
|
||||
}
|
||||
|
||||
ms += ALIGN(len) + /* the address */
|
||||
2 * sizeof(char*) + /* pointers to the address, plus trailing NULL */
|
||||
json_variant_elements(p.names) * sizeof(char*); /* pointers to aliases, plus trailing NULL */
|
||||
size_t n_names = json_variant_elements(p.names);
|
||||
ms += ALIGN(len) + /* the address */
|
||||
2 * sizeof(char*) + /* pointer to the address, plus trailing NULL */
|
||||
n_names * sizeof(char*); /* pointers to aliases, plus trailing NULL */
|
||||
|
||||
if (buflen < ms) {
|
||||
UNPROTECT_ERRNO;
|
||||
@ -631,44 +630,43 @@ enum nss_status _nss_resolve_gethostbyaddr2_r(
|
||||
}
|
||||
|
||||
/* First, place address */
|
||||
r_addr = buffer;
|
||||
char *r_addr = buffer;
|
||||
memcpy(r_addr, addr, len);
|
||||
idx = ALIGN(len);
|
||||
|
||||
/* Second, place address list */
|
||||
r_addr_list = buffer + idx;
|
||||
char *r_addr_list = buffer + idx;
|
||||
((char**) r_addr_list)[0] = r_addr;
|
||||
((char**) r_addr_list)[1] = NULL;
|
||||
idx += sizeof(char*) * 2;
|
||||
|
||||
/* Third, reserve space for the aliases array */
|
||||
r_aliases = buffer + idx;
|
||||
idx += sizeof(char*) * c;
|
||||
/* Third, reserve space for the aliases array, plus trailing NULL */
|
||||
char *r_aliases = buffer + idx;
|
||||
idx += sizeof(char*) * n_names;
|
||||
|
||||
/* Fourth, place aliases */
|
||||
i = 0;
|
||||
r_name = buffer + idx;
|
||||
char *r_name = buffer + idx;
|
||||
|
||||
size_t i = 0;
|
||||
JSON_VARIANT_ARRAY_FOREACH(entry, p.names) {
|
||||
_cleanup_(name_parameters_destroy) NameParameters q = {};
|
||||
size_t l;
|
||||
char *z;
|
||||
|
||||
r = json_dispatch(entry, name_parameters_dispatch_table, NULL, json_dispatch_flags, &q);
|
||||
if (r < 0)
|
||||
goto fail;
|
||||
|
||||
l = strlen(q.name);
|
||||
z = buffer + idx;
|
||||
memcpy(z, n, l+1);
|
||||
size_t l = strlen(q.name);
|
||||
char *z = buffer + idx;
|
||||
memcpy(z, q.name, l + 1);
|
||||
|
||||
if (i > 0)
|
||||
((char**) r_aliases)[i-1] = z;
|
||||
((char**) r_aliases)[i - 1] = z;
|
||||
i++;
|
||||
|
||||
idx += ALIGN(l+1);
|
||||
idx += ALIGN(l + 1);
|
||||
}
|
||||
((char**) r_aliases)[n_names - 1] = NULL;
|
||||
|
||||
((char**) r_aliases)[c-1] = NULL;
|
||||
assert(idx == ms);
|
||||
|
||||
result->h_name = r_name;
|
||||
|
||||
@ -1205,7 +1205,7 @@ static int nsec3_hash_to_gcrypt_md(uint8_t algorithm) {
|
||||
|
||||
int dnssec_nsec3_hash(DnsResourceRecord *nsec3, const char *name, void *ret) {
|
||||
uint8_t wire_format[DNS_WIRE_FORMAT_HOSTNAME_MAX];
|
||||
gcry_md_hd_t md = NULL;
|
||||
_cleanup_(gcry_md_closep) gcry_md_hd_t md = NULL;
|
||||
gcry_error_t err;
|
||||
size_t hash_size;
|
||||
int algorithm;
|
||||
@ -1249,10 +1249,8 @@ int dnssec_nsec3_hash(DnsResourceRecord *nsec3, const char *name, void *ret) {
|
||||
gcry_md_write(md, nsec3->nsec3.salt, nsec3->nsec3.salt_size);
|
||||
|
||||
result = gcry_md_read(md, 0);
|
||||
if (!result) {
|
||||
r = -EIO;
|
||||
goto finish;
|
||||
}
|
||||
if (!result)
|
||||
return -EIO;
|
||||
|
||||
for (k = 0; k < nsec3->nsec3.iterations; k++) {
|
||||
uint8_t tmp[hash_size];
|
||||
@ -1263,18 +1261,12 @@ int dnssec_nsec3_hash(DnsResourceRecord *nsec3, const char *name, void *ret) {
|
||||
gcry_md_write(md, nsec3->nsec3.salt, nsec3->nsec3.salt_size);
|
||||
|
||||
result = gcry_md_read(md, 0);
|
||||
if (!result) {
|
||||
r = -EIO;
|
||||
goto finish;
|
||||
}
|
||||
if (!result)
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
memcpy(ret, result, hash_size);
|
||||
r = (int) hash_size;
|
||||
|
||||
finish:
|
||||
gcry_md_close(md);
|
||||
return r;
|
||||
return (int) hash_size;
|
||||
}
|
||||
|
||||
static int nsec3_is_good(DnsResourceRecord *rr, DnsResourceRecord *nsec3) {
|
||||
|
||||
@ -183,7 +183,7 @@ static DnsTransactionState dns_query_candidate_state(DnsQueryCandidate *c) {
|
||||
if (c->error_code != 0)
|
||||
return DNS_TRANSACTION_ERRNO;
|
||||
|
||||
SET_FOREACH(t, c->transactions) {
|
||||
SET_FOREACH(t, c->transactions)
|
||||
|
||||
switch (t->state) {
|
||||
|
||||
@ -213,7 +213,6 @@ static DnsTransactionState dns_query_candidate_state(DnsQueryCandidate *c) {
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return state;
|
||||
}
|
||||
|
||||
@ -98,8 +98,11 @@ static int bus_message_read_dns_one(
|
||||
if (r < 0)
|
||||
return r;
|
||||
|
||||
if (!dns_server_address_valid(family, &a))
|
||||
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid DNS server address");
|
||||
if (!dns_server_address_valid(family, &a)) {
|
||||
r = sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid DNS server address");
|
||||
assert(r < 0);
|
||||
return r;
|
||||
}
|
||||
|
||||
if (extended) {
|
||||
r = sd_bus_message_read(message, "q", &port);
|
||||
|
||||
@ -300,7 +300,8 @@ int config_parse(
|
||||
|
||||
(void) stat_warn_permissions(filename, &st);
|
||||
mtime = timespec_load(&st.st_mtim);
|
||||
}
|
||||
} else
|
||||
mtime = 0;
|
||||
|
||||
for (;;) {
|
||||
_cleanup_free_ char *buf = NULL;
|
||||
|
||||
@ -280,7 +280,7 @@ static int guess_type(const char **name, char ***prefixes, bool *is_collection,
|
||||
int conf_files_cat(const char *root, const char *name) {
|
||||
_cleanup_strv_free_ char **dirs = NULL, **files = NULL;
|
||||
_cleanup_free_ char *path = NULL;
|
||||
char **prefixes, **prefix;
|
||||
char **prefix, **prefixes = NULL; /* explicit initialization to appease gcc */
|
||||
bool is_collection;
|
||||
const char *extension;
|
||||
char **t;
|
||||
@ -289,6 +289,8 @@ int conf_files_cat(const char *root, const char *name) {
|
||||
r = guess_type(&name, &prefixes, &is_collection, &extension);
|
||||
if (r < 0)
|
||||
return r;
|
||||
assert(prefixes);
|
||||
assert(extension);
|
||||
|
||||
STRV_FOREACH(prefix, prefixes) {
|
||||
assert(endswith(*prefix, "/"));
|
||||
|
||||
@ -448,13 +448,16 @@ static int varlink_write(Varlink *v) {
|
||||
assert(v->fd >= 0);
|
||||
|
||||
/* We generally prefer recv()/send() (mostly because of MSG_NOSIGNAL) but also want to be compatible
|
||||
* with non-socket IO, hence fall back automatically */
|
||||
if (!v->prefer_read_write) {
|
||||
* with non-socket IO, hence fall back automatically.
|
||||
*
|
||||
* Use a local variable to help gcc figure out that we set 'n' in all cases. */
|
||||
bool prefer_write = v->prefer_read_write;
|
||||
if (!prefer_write) {
|
||||
n = send(v->fd, v->output_buffer + v->output_buffer_index, v->output_buffer_size, MSG_DONTWAIT|MSG_NOSIGNAL);
|
||||
if (n < 0 && errno == ENOTSOCK)
|
||||
v->prefer_read_write = true;
|
||||
prefer_write = v->prefer_read_write = true;
|
||||
}
|
||||
if (v->prefer_read_write)
|
||||
if (prefer_write)
|
||||
n = write(v->fd, v->output_buffer + v->output_buffer_index, v->output_buffer_size);
|
||||
if (n < 0) {
|
||||
if (errno == EAGAIN)
|
||||
@ -531,12 +534,13 @@ static int varlink_read(Varlink *v) {
|
||||
|
||||
rs = v->input_buffer_allocated - (v->input_buffer_index + v->input_buffer_size);
|
||||
|
||||
if (!v->prefer_read_write) {
|
||||
bool prefer_read = v->prefer_read_write;
|
||||
if (!prefer_read) {
|
||||
n = recv(v->fd, v->input_buffer + v->input_buffer_index + v->input_buffer_size, rs, MSG_DONTWAIT);
|
||||
if (n < 0 && errno == ENOTSOCK)
|
||||
v->prefer_read_write = true;
|
||||
prefer_read = v->prefer_read_write = true;
|
||||
}
|
||||
if (v->prefer_read_write)
|
||||
if (prefer_read)
|
||||
n = read(v->fd, v->input_buffer + v->input_buffer_index + v->input_buffer_size, rs);
|
||||
if (n < 0) {
|
||||
if (errno == EAGAIN)
|
||||
|
||||
@ -307,7 +307,9 @@ int start_unit(int argc, char *argv[], void *userdata) {
|
||||
method = verb_to_method(argv[0]);
|
||||
job_type = verb_to_job_type(argv[0]);
|
||||
mode = arg_job_mode;
|
||||
}
|
||||
} else
|
||||
method = job_type = mode = NULL;
|
||||
|
||||
one_name = NULL;
|
||||
}
|
||||
} else {
|
||||
|
||||
@ -103,22 +103,15 @@ static int setup_tests(bool *run_ambient) {
|
||||
|
||||
nobody = getpwnam(NOBODY_USER_NAME);
|
||||
if (!nobody)
|
||||
return log_error_errno(SYNTHETIC_ERRNO(ENOENT), "Could not find nobody user: %m");
|
||||
return log_warning_errno(SYNTHETIC_ERRNO(ENOENT), "Couldn't find 'nobody' user: %m");
|
||||
|
||||
test_uid = nobody->pw_uid;
|
||||
test_gid = nobody->pw_gid;
|
||||
|
||||
*run_ambient = false;
|
||||
|
||||
r = prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_CLEAR_ALL, 0, 0, 0);
|
||||
|
||||
/* There's support for PR_CAP_AMBIENT if the prctl() call
|
||||
* succeeded or error code was something else than EINVAL. The
|
||||
* EINVAL check should be good enough to rule out false
|
||||
* positives. */
|
||||
|
||||
if (r >= 0 || errno != EINVAL)
|
||||
*run_ambient = true;
|
||||
/* There's support for PR_CAP_AMBIENT if the prctl() call succeeded or error code was something else
|
||||
* than EINVAL. The EINVAL check should be good enough to rule out false positives. */
|
||||
*run_ambient = r >= 0 || errno != EINVAL;
|
||||
|
||||
return 0;
|
||||
}
|
||||
@ -249,7 +242,7 @@ static void test_ensure_cap_64bit(void) {
|
||||
}
|
||||
|
||||
int main(int argc, char *argv[]) {
|
||||
bool run_ambient;
|
||||
bool run_ambient = false; /* unnecessary initialization to silence gcc warning */
|
||||
|
||||
test_setup_logging(LOG_INFO);
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user