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Merge pull request #12695 from opensourcerouting/format-warnings

Browse Source 
build: `-Wformat-nonliteral -Wformat-security`
This commit is contained in:
Donald Sharp 2023-01-31 09:01:32 -05:00 committed by GitHub
commit ea768492f1
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
36 changed files with 207 additions and 116 deletions
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3
bfdd/bfd_packet.c
View File

@ -746,6 +746,7 @@ static void bfd_sd_reschedule(struct bfd_vrf_global *bvrf, int sd)
}
}
PRINTFRR(6, 7)
static void cp_debug(bool mhop, struct sockaddr_any *peer,
struct sockaddr_any *local, ifindex_t ifindex,
vrf_id_t vrfid, const char *fmt, ...)
@ -844,7 +845,7 @@ void bfd_recv_cb(struct thread *t)
/* Implement RFC 5880 6.8.6 */
if (mlen < BFD_PKT_LEN) {
cp_debug(is_mhop, &peer, &local, ifindex, vrfid,
"too small (%ld bytes)", mlen);
"too small (%zd bytes)", mlen);
return;
}

1
bfdd/ptm_adapter.c
View File

@ -81,6 +81,7 @@ static void bfdd_client_deregister(struct stream *msg);
/*
* Functions
*/
PRINTFRR(2, 3)
static void debug_printbpc(const struct bfd_peer_cfg *bpc, const char *fmt, ...)
{
char timers[3][128] = {};

10
bgpd/bgp_aspath.c
View File

@ -2122,16 +2122,12 @@ const char *aspath_print(struct aspath *as)
}
/* Printing functions */
/* Feed the AS_PATH to the vty; the suffix string follows it only in case
/* Feed the AS_PATH to the vty; the space suffix follows it only in case
* AS_PATH wasn't empty.
*/
void aspath_print_vty(struct vty *vty, const char *format, struct aspath *as,
const char *suffix)
void aspath_print_vty(struct vty *vty, struct aspath *as)
{
assert(format);
vty_out(vty, format, as->str);
if (as->str_len && strlen(suffix))
vty_out(vty, "%s", suffix);
vty_out(vty, "%s%s", as->str, as->str_len ? " " : "");
}
static void aspath_show_all_iterator(struct hash_bucket *bucket,

3
bgpd/bgp_aspath.h
View File

@ -104,8 +104,7 @@ extern void aspath_free(struct aspath *aspath);
extern struct aspath *aspath_intern(struct aspath *aspath);
extern void aspath_unintern(struct aspath **aspath);
extern const char *aspath_print(struct aspath *aspath);
extern void aspath_print_vty(struct vty *vty, const char *format,
struct aspath *aspath, const char *suffix);
extern void aspath_print_vty(struct vty *vty, struct aspath *aspath);
extern void aspath_print_all_vty(struct vty *vty);
extern unsigned int aspath_key_make(const void *p);
extern unsigned int aspath_get_first_as(struct aspath *aspath);

4
bgpd/bgp_dump.c
View File

@ -117,9 +117,13 @@ static FILE *bgp_dump_open_file(struct bgp_dump *bgp_dump)
if (bgp_dump->filename[0] != DIRECTORY_SEP) {
snprintf(fullpath, sizeof(fullpath), "%s/%s", vty_get_cwd(),
bgp_dump->filename);
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* user supplied date/time format string */
ret = strftime(realpath, MAXPATHLEN, fullpath, &tm);
} else
ret = strftime(realpath, MAXPATHLEN, bgp_dump->filename, &tm);
#pragma GCC diagnostic pop
if (ret == 0) {
flog_warn(EC_BGP_DUMP, "%s: strftime error", __func__);

10
bgpd/bgp_route.c
View File

@ -9453,7 +9453,7 @@ void route_vty_out(struct vty *vty, const struct prefix *p,
json_object_string_add(json_path, "path",
attr->aspath->str);
else
aspath_print_vty(vty, "%s", attr->aspath, " ");
aspath_print_vty(vty, attr->aspath);
}
/* Print origin */
@ -9671,7 +9671,7 @@ CPP_NOTICE("Drop `bgpOriginCodes` from JSON outputs")
/* Print aspath */
if (attr->aspath)
aspath_print_vty(vty, "%s", attr->aspath, " ");
aspath_print_vty(vty, attr->aspath);
/* Print origin */
vty_out(vty, "%s", bgp_origin_str[attr->origin]);
@ -9938,7 +9938,7 @@ static void damp_route_vty_out(struct vty *vty, const struct prefix *p,
use_json, NULL));
if (attr->aspath)
aspath_print_vty(vty, "%s", attr->aspath, " ");
aspath_print_vty(vty, attr->aspath);
vty_out(vty, "%s", bgp_origin_str[attr->origin]);
@ -10015,7 +10015,7 @@ static void flap_route_vty_out(struct vty *vty, const struct prefix *p,
vty_out(vty, "%*s ", 8, " ");
if (attr->aspath)
aspath_print_vty(vty, "%s", attr->aspath, " ");
aspath_print_vty(vty, attr->aspath);
vty_out(vty, "%s", bgp_origin_str[attr->origin]);
@ -10299,7 +10299,7 @@ void route_vty_out_detail(struct vty *vty, struct bgp *bgp, struct bgp_dest *bn,
attr->aspath->json);
} else {
if (attr->aspath->segments)
aspath_print_vty(vty, " %s", attr->aspath, "");
vty_out(vty, " %s", attr->aspath->str);
else
vty_out(vty, " Local");
}

4
bgpd/bgp_vty.c
View File

@ -12002,7 +12002,7 @@ static void bgp_show_neighbor_graceful_restart_remote_mode(struct vty *vty,
if (json)
json_object_string_add(json, "remoteGrMode", mode);
else
vty_out(vty, mode, "\n");
vty_out(vty, "%s\n", mode);
}
static void bgp_show_neighbor_graceful_restart_local_mode(struct vty *vty,
@ -12034,7 +12034,7 @@ static void bgp_show_neighbor_graceful_restart_local_mode(struct vty *vty,
if (json)
json_object_string_add(json, "localGrMode", mode);
else
vty_out(vty, mode, "\n");
vty_out(vty, "%s\n", mode);
}
static void bgp_show_neighbor_graceful_restart_capability_per_afi_safi(

1
bgpd/rfapi/rfapi_vty.c
View File

@ -322,6 +322,7 @@ int rfapiDebugPrintf(void *dummy, const char *format, ...)
return 0;
}
PRINTFRR(2, 3)
static int rfapiStdioPrintf(void *stream, const char *format, ...)
{
FILE *file = NULL;

2
configure.ac
View File

@ -349,6 +349,8 @@ AC_C_FLAG([-fno-omit-frame-pointer])
AC_C_FLAG([-funwind-tables])
AC_C_FLAG([-Wall])
AC_C_FLAG([-Wextra])
AC_C_FLAG([-Wformat-nonliteral])
AC_C_FLAG([-Wformat-security])
AC_C_FLAG([-Wstrict-prototypes])
AC_C_FLAG([-Wmissing-prototypes])
AC_C_FLAG([-Wmissing-declarations])

4
isisd/isis_cli.c
View File

@ -61,7 +61,7 @@ DEFPY_YANG_NOSH(router_isis, router_isis_cmd,
vrf_name);
nb_cli_enqueue_change(vty, ".", NB_OP_CREATE, NULL);
ret = nb_cli_apply_changes(vty, base_xpath);
ret = nb_cli_apply_changes(vty, "%s", base_xpath);
if (ret == CMD_SUCCESS)
VTY_PUSH_XPATH(ISIS_NODE, base_xpath);
@ -1427,7 +1427,7 @@ DEFPY_YANG(
overload ? "true" : "false");
}
return nb_cli_apply_changes(vty, base_xpath);
return nb_cli_apply_changes(vty, "%s", base_xpath);
}
void cli_show_isis_mt_ipv4_multicast(struct vty *vty,

4
ldpd/log.c
View File

@ -77,7 +77,11 @@ log_warn(const char *emsg, ...)
vlog(LOG_ERR, emsg, ap);
logit(LOG_ERR, "%s", strerror(errno));
} else {
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* format extended above */
vlog(LOG_ERR, nfmt, ap);
#pragma GCC diagnostic pop
free(nfmt);
}
va_end(ap);

1
lib/clippy.c
View File

@ -108,6 +108,7 @@ int main(int argc, char **argv)
#include "log.h"
PRINTFRR(3, 0)
void vzlogx(const struct xref_logmsg *xref, int prio,
const char *format, va_list args)
{

1
lib/ferr.c
View File

@ -219,6 +219,7 @@ ferr_r ferr_clear(void)
return ferr_ok();
}
PRINTFRR(7, 0)
static ferr_r ferr_set_va(const char *file, int line, const char *func,
enum ferr_kind kind, const char *pathname,
int errno_val, const char *text, va_list va)

9
lib/ferr.h
View File

@ -178,10 +178,12 @@ ferr_r ferr_clear(void);
/* do NOT call these functions directly. only for macro use! */
ferr_r ferr_set_internal(const char *file, int line, const char *func,
enum ferr_kind kind, const char *text, ...);
enum ferr_kind kind, const char *text, ...)
PRINTFRR(5, 6);
ferr_r ferr_set_internal_ext(const char *file, int line, const char *func,
enum ferr_kind kind, const char *pathname,
int errno_val, const char *text, ...);
int errno_val, const char *text, ...)
PRINTFRR(7, 8);
#define ferr_ok() 0
@ -221,7 +223,8 @@ ferr_r ferr_set_internal_ext(const char *file, int line, const char *func,
#include "vty.h"
/* print error message to vty; $ERR is replaced by the error's message */
void vty_print_error(struct vty *vty, ferr_r err, const char *msg, ...);
void vty_print_error(struct vty *vty, ferr_r err, const char *msg, ...)
PRINTFRR(3, 4);
#define CMD_FERR_DO(func, action, ...) \
do { \

24
lib/filter_cli.c
View File

@ -206,7 +206,7 @@ DEFPY_YANG(
nb_cli_enqueue_change(vty, "./source-any", NB_OP_CREATE, NULL);
}
return nb_cli_apply_changes(vty, xpath_entry);
return nb_cli_apply_changes(vty, "%s", xpath_entry);
}
DEFPY_YANG(
@ -369,7 +369,7 @@ DEFPY_YANG(
NULL);
}
return nb_cli_apply_changes(vty, xpath_entry);
return nb_cli_apply_changes(vty, "%s", xpath_entry);
}
DEFPY_YANG(
@ -519,7 +519,7 @@ DEFPY_YANG(
nb_cli_enqueue_change(vty, "./any", NB_OP_CREATE, NULL);
}
return nb_cli_apply_changes(vty, xpath_entry);
return nb_cli_apply_changes(vty, "%s", xpath_entry);
}
DEFPY_YANG(
@ -600,7 +600,7 @@ DEFPY_YANG(
remark = argv_concat(argv, argc, 3);
nb_cli_enqueue_change(vty, "./remark", NB_OP_CREATE, remark);
rv = nb_cli_apply_changes(vty, xpath);
rv = nb_cli_apply_changes(vty, "%s", xpath);
XFREE(MTYPE_TMP, remark);
return rv;
@ -709,7 +709,7 @@ DEFPY_YANG(
nb_cli_enqueue_change(vty, "./any", NB_OP_CREATE, NULL);
}
return nb_cli_apply_changes(vty, xpath_entry);
return nb_cli_apply_changes(vty, "%s", xpath_entry);
}
DEFPY_YANG(
@ -793,7 +793,7 @@ DEFPY_YANG(
remark = argv_concat(argv, argc, 4);
nb_cli_enqueue_change(vty, "./remark", NB_OP_CREATE, remark);
rv = nb_cli_apply_changes(vty, xpath);
rv = nb_cli_apply_changes(vty, "%s", xpath);
XFREE(MTYPE_TMP, remark);
return rv;
@ -896,7 +896,7 @@ DEFPY_YANG(
nb_cli_enqueue_change(vty, "./any", NB_OP_CREATE, NULL);
}
return nb_cli_apply_changes(vty, xpath_entry);
return nb_cli_apply_changes(vty, "%s", xpath_entry);
}
DEFPY_YANG(
@ -975,7 +975,7 @@ DEFPY_YANG(
remark = argv_concat(argv, argc, 4);
nb_cli_enqueue_change(vty, "./remark", NB_OP_CREATE, remark);
rv = nb_cli_apply_changes(vty, xpath);
rv = nb_cli_apply_changes(vty, "%s", xpath);
XFREE(MTYPE_TMP, remark);
return rv;
@ -1344,7 +1344,7 @@ DEFPY_YANG(
nb_cli_enqueue_change(vty, "./any", NB_OP_CREATE, NULL);
}
return nb_cli_apply_changes(vty, xpath_entry);
return nb_cli_apply_changes(vty, "%s", xpath_entry);
}
DEFPY_YANG(
@ -1415,7 +1415,7 @@ DEFPY_YANG(
remark = argv_concat(argv, argc, 4);
nb_cli_enqueue_change(vty, "./remark", NB_OP_CREATE, remark);
rv = nb_cli_apply_changes(vty, xpath);
rv = nb_cli_apply_changes(vty, "%s", xpath);
XFREE(MTYPE_TMP, remark);
return rv;
@ -1548,7 +1548,7 @@ DEFPY_YANG(
nb_cli_enqueue_change(vty, "./any", NB_OP_CREATE, NULL);
}
return nb_cli_apply_changes(vty, xpath_entry);
return nb_cli_apply_changes(vty, "%s", xpath_entry);
}
DEFPY_YANG(
@ -1619,7 +1619,7 @@ DEFPY_YANG(
remark = argv_concat(argv, argc, 4);
nb_cli_enqueue_change(vty, "./remark", NB_OP_CREATE, remark);
rv = nb_cli_apply_changes(vty, xpath);
rv = nb_cli_apply_changes(vty, "%s", xpath);
XFREE(MTYPE_TMP, remark);
return rv;

19
lib/filter_nb.c
View File

@ -70,7 +70,7 @@ static enum nb_error prefix_list_length_validate(struct nb_cb_modify_args *args)
* prefix length <= le.
*/
if (yang_dnode_exists(args->dnode, xpath_le)) {
le = yang_dnode_get_uint8(args->dnode, xpath_le);
le = yang_dnode_get_uint8(args->dnode, "%s", xpath_le);
if (p.prefixlen > le)
goto log_and_fail;
}
@ -80,7 +80,7 @@ static enum nb_error prefix_list_length_validate(struct nb_cb_modify_args *args)
* prefix length <= ge.
*/
if (yang_dnode_exists(args->dnode, xpath_ge)) {
ge = yang_dnode_get_uint8(args->dnode, xpath_ge);
ge = yang_dnode_get_uint8(args->dnode, "%s", xpath_ge);
if (p.prefixlen > ge)
goto log_and_fail;
}
@ -91,8 +91,8 @@ static enum nb_error prefix_list_length_validate(struct nb_cb_modify_args *args)
*/
if (yang_dnode_exists(args->dnode, xpath_le)
&& yang_dnode_exists(args->dnode, xpath_ge)) {
le = yang_dnode_get_uint8(args->dnode, xpath_le);
ge = yang_dnode_get_uint8(args->dnode, xpath_ge);
le = yang_dnode_get_uint8(args->dnode, "%s", xpath_le);
ge = yang_dnode_get_uint8(args->dnode, "%s", xpath_ge);
if (ge > le)
goto log_and_fail;
}
@ -273,7 +273,8 @@ static int _acl_is_dup(const struct lyd_node *dnode, void *arg)
return YANG_ITER_CONTINUE;
/* Check if different value. */
if (strcmp(yang_dnode_get_string(dnode, ada->ada_xpath[idx]),
if (strcmp(yang_dnode_get_string(dnode, "%s",
ada->ada_xpath[idx]),
ada->ada_value[idx]))
return YANG_ITER_CONTINUE;
}
@ -328,8 +329,8 @@ static bool acl_cisco_is_dup(const struct lyd_node *dnode)
}
ada.ada_xpath[arg_idx] = cisco_entries[idx];
ada.ada_value[arg_idx] =
yang_dnode_get_string(entry_dnode, cisco_entries[idx]);
ada.ada_value[arg_idx] = yang_dnode_get_string(
entry_dnode, "%s", cisco_entries[idx]);
arg_idx++;
idx++;
}
@ -378,8 +379,8 @@ static bool acl_zebra_is_dup(const struct lyd_node *dnode,
}
ada.ada_xpath[arg_idx] = zebra_entries[idx];
ada.ada_value[arg_idx] =
yang_dnode_get_string(entry_dnode, zebra_entries[idx]);
ada.ada_value[arg_idx] = yang_dnode_get_string(
entry_dnode, "%s", zebra_entries[idx]);
arg_idx++;
idx++;
}

4
lib/if.c
View File

@ -1220,7 +1220,7 @@ DEFPY_YANG_NOSH (interface,
}
nb_cli_enqueue_change(vty, ".", NB_OP_CREATE, NULL);
ret = nb_cli_apply_changes_clear_pending(vty, xpath_list);
ret = nb_cli_apply_changes_clear_pending(vty, "%s", xpath_list);
if (ret == CMD_SUCCESS) {
VTY_PUSH_XPATH(INTERFACE_NODE, xpath_list);
@ -1279,7 +1279,7 @@ DEFPY_YANG (no_interface,
nb_cli_enqueue_change(vty, ".", NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, xpath_list);
return nb_cli_apply_changes(vty, "%s", xpath_list);
}
static void netns_ifname_split(const char *xpath, char *ifname, char *vrfname)

5
lib/northbound_cli.h
View File

@ -71,7 +71,8 @@ extern void nb_cli_enqueue_change(struct vty *vty, const char *xpath,
* CMD_SUCCESS on success, CMD_WARNING_CONFIG_FAILED otherwise.
*/
extern int nb_cli_apply_changes_clear_pending(struct vty *vty,
const char *xpath_base_fmt, ...);
const char *xpath_base_fmt, ...)
PRINTFRR(2, 3);
/*
* Apply enqueued changes to the candidate configuration, this function
@ -89,7 +90,7 @@ extern int nb_cli_apply_changes_clear_pending(struct vty *vty,
* CMD_SUCCESS on success, CMD_WARNING_CONFIG_FAILED otherwise.
*/
extern int nb_cli_apply_changes(struct vty *vty, const char *xpath_base_fmt,
...);
...) PRINTFRR(2, 3);
/*
* Execute a YANG RPC or Action.

4
lib/printf/glue.c
View File

@ -293,5 +293,9 @@ static ssize_t printfrr_va(struct fbuf *buf, struct printfrr_eargs *ea,
* when allocating a larger buffer in asnprintfrr()
*/
va_copy(ap, *vaf->va);
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* can't format check this */
return vbprintfrr(buf, vaf->fmt, ap);
#pragma GCC diagnostic pop
}

6
lib/printf/vfprintf.c
View File

@ -504,14 +504,20 @@ reswitch: switch (ch) {
fmt[4] = ch;
fmt[5] = '\0';
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
snprintf(buf, sizeof(buf), fmt, prec, arg);
#pragma GCC diagnostic pop
} else {
double arg = GETARG(double);
char fmt[5] = "%.*";
fmt[3] = ch;
fmt[4] = '\0';
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
snprintf(buf, sizeof(buf), fmt, prec, arg);
#pragma GCC diagnostic pop
}
cp = buf;
/* for proper padding */

10
lib/termtable.c
View File

@ -130,6 +130,7 @@ struct ttable *ttable_new(const struct ttable_style *style)
*
* @return pointer to the first cell of allocated row
*/
PRINTFRR(3, 0)
static struct ttable_cell *ttable_insert_row_va(struct ttable *tt, int i,
const char *format, va_list ap)
{
@ -435,13 +436,12 @@ char *ttable_dump(struct ttable *tt, const char *newline)
abspad -= row[j].style.border.right_on ? 1 : 0;
/* print text */
const char *fmt;
if (row[j].style.align == LEFT)
fmt = "%-*s";
pos += sprintf(&buf[pos], "%-*s", abspad,
row[j].text);
else
fmt = "%*s";
pos += sprintf(&buf[pos], fmt, abspad, row[j].text);
pos += sprintf(&buf[pos], "%*s", abspad,
row[j].text);
/* print right padding */
for (int k = 0; k < row[j].style.rpad; k++)

2
lib/vrf.c
View File

@ -652,7 +652,7 @@ DEFUN_YANG_NOSH (vrf,
snprintf(xpath_list, sizeof(xpath_list), FRR_VRF_KEY_XPATH, vrfname);
nb_cli_enqueue_change(vty, xpath_list, NB_OP_CREATE, NULL);
ret = nb_cli_apply_changes_clear_pending(vty, xpath_list);
ret = nb_cli_apply_changes_clear_pending(vty, "%s", xpath_list);
if (ret == CMD_SUCCESS) {
VTY_PUSH_XPATH(VRF_NODE, xpath_list);
vrf = vrf_lookup_by_name(vrfname);

14
lib/vty.c
View File

@ -343,6 +343,15 @@ void vty_hello(struct vty *vty)
vty_out(vty, "%s", host.motd);
}
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* prompt formatting has a %s in the cmd_node prompt string.
*
* Also for some reason GCC emits the warning on the end of the function
* (optimization maybe?) rather than on the vty_out line, so this pragma
* wraps the entire function rather than just the vty_out line.
*/
/* Put out prompt and wait input from user. */
static void vty_prompt(struct vty *vty)
{
@ -350,6 +359,7 @@ static void vty_prompt(struct vty *vty)
vty_out(vty, cmd_prompt(vty->node), cmd_hostname_get());
}
}
#pragma GCC diagnostic pop
/* Send WILL TELOPT_ECHO to remote server. */
static void vty_will_echo(struct vty *vty)
@ -464,8 +474,12 @@ static int vty_command(struct vty *vty, char *buf)
vty->address);
/* format the prompt */
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* prompt formatting has a %s in the cmd_node prompt string */
snprintf(prompt_str, sizeof(prompt_str), cmd_prompt(vty->node),
vty_str);
#pragma GCC diagnostic pop
/* now log the command */
zlog_notice("%s%s", prompt_str, buf);

15
lib/yang.h
View File

@ -331,7 +331,8 @@ extern void yang_dnode_get_path(const struct lyd_node *dnode, char *xpath,
* Schema name of the libyang data node.
*/
extern const char *yang_dnode_get_schema_name(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(2, 3);
/*
* Find a libyang data node by its YANG data path.
@ -366,7 +367,8 @@ extern struct lyd_node *yang_dnode_get(const struct lyd_node *dnode,
* The libyang data node if found, or NULL if not found.
*/
extern struct lyd_node *yang_dnode_getf(const struct lyd_node *dnode,
const char *path_fmt, ...);
const char *path_fmt, ...)
PRINTFRR(2, 3);
/*
* Check if a libyang data node exists.
@ -400,7 +402,7 @@ extern bool yang_dnode_exists(const struct lyd_node *dnode, const char *xpath);
* true if a libyang data node was found, false otherwise.
*/
extern bool yang_dnode_existsf(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
/*
* Iterate over all libyang data nodes that satisfy an XPath query.
@ -422,7 +424,7 @@ extern bool yang_dnode_existsf(const struct lyd_node *dnode,
*/
void yang_dnode_iterate(yang_dnode_iter_cb cb, void *arg,
const struct lyd_node *dnode, const char *xpath_fmt,
...);
...) PRINTFRR(4, 5);
/*
* Check if the libyang data node contains a default value. Non-presence
@ -459,7 +461,7 @@ extern bool yang_dnode_is_default(const struct lyd_node *dnode,
* true if the data node contains the default value, false otherwise.
*/
extern bool yang_dnode_is_defaultf(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
/*
* Check if the libyang data node and all of its children contain default
@ -566,7 +568,8 @@ extern struct list *yang_data_list_new(void);
* Pointer to yang_data if found, NULL otherwise.
*/
extern struct yang_data *yang_data_list_find(const struct list *list,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(2, 3);
/*
* Create and set up a libyang context (for use by the translator)

8
lib/yang_translator.c
View File

@ -339,8 +339,12 @@ yang_translate_xpath(const struct yang_translator *translator, int dir,
if (!mapping)
return YANG_TRANSLATE_NOTFOUND;
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* processing format strings from mapping node... */
n = sscanf(xpath, mapping->xpath_from_fmt, keys[0], keys[1], keys[2],
keys[3]);
#pragma GCC diagnostic pop
if (n < 0) {
flog_warn(EC_LIB_YANG_TRANSLATION_ERROR,
"%s: sscanf() failed: %s", __func__,
@ -348,8 +352,12 @@ yang_translate_xpath(const struct yang_translator *translator, int dir,
return YANG_TRANSLATE_FAILURE;
}
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* processing format strings from mapping node... */
snprintf(xpath, xpath_len, mapping->xpath_to_fmt, keys[0], keys[1],
keys[2], keys[3]);
#pragma GCC diagnostic pop
return YANG_TRANSLATE_SUCCESS;
}

2
lib/yang_wrappers.c
View File

@ -58,6 +58,7 @@
} \
} while (0)
PRINTFRR(2, 0)
static inline const char *
yang_dnode_xpath_get_canon(const struct lyd_node *dnode, const char *xpath_fmt,
va_list ap)
@ -75,6 +76,7 @@ yang_dnode_xpath_get_canon(const struct lyd_node *dnode, const char *xpath_fmt,
return lyd_get_value(&__dleaf->node);
}
PRINTFRR(2, 0)
static inline const struct lyd_value *
yang_dnode_xpath_get_value(const struct lyd_node *dnode, const char *xpath_fmt,
va_list ap)

96
lib/yang_wrappers.h
View File

@ -30,105 +30,120 @@ extern "C" {
extern bool yang_str2bool(const char *value);
extern struct yang_data *yang_data_new_bool(const char *xpath, bool value);
extern bool yang_dnode_get_bool(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern bool yang_get_default_bool(const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
extern bool yang_get_default_bool(const char *xpath_fmt, ...) PRINTFRR(1, 2);
/* dec64 */
extern double yang_str2dec64(const char *xpath, const char *value);
extern struct yang_data *yang_data_new_dec64(const char *xpath, double value);
extern double yang_dnode_get_dec64(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern double yang_get_default_dec64(const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
extern double yang_get_default_dec64(const char *xpath_fmt, ...) PRINTFRR(1, 2);
/* enum */
extern int yang_str2enum(const char *xpath, const char *value);
extern struct yang_data *yang_data_new_enum(const char *xpath, int value);
extern int yang_dnode_get_enum(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern int yang_get_default_enum(const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
extern int yang_get_default_enum(const char *xpath_fmt, ...) PRINTFRR(1, 2);
/* int8 */
extern int8_t yang_str2int8(const char *value);
extern struct yang_data *yang_data_new_int8(const char *xpath, int8_t value);
extern int8_t yang_dnode_get_int8(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern int8_t yang_get_default_int8(const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
extern int8_t yang_get_default_int8(const char *xpath_fmt, ...) PRINTFRR(1, 2);
/* int16 */
extern int16_t yang_str2int16(const char *value);
extern struct yang_data *yang_data_new_int16(const char *xpath, int16_t value);
extern int16_t yang_dnode_get_int16(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern int16_t yang_get_default_int16(const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
extern int16_t yang_get_default_int16(const char *xpath_fmt, ...)
PRINTFRR(1, 2);
/* int32 */
extern int32_t yang_str2int32(const char *value);
extern struct yang_data *yang_data_new_int32(const char *xpath, int32_t value);
extern int32_t yang_dnode_get_int32(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern int32_t yang_get_default_int32(const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
extern int32_t yang_get_default_int32(const char *xpath_fmt, ...)
PRINTFRR(1, 2);
/* int64 */
extern int64_t yang_str2int64(const char *value);
extern struct yang_data *yang_data_new_int64(const char *xpath, int64_t value);
extern int64_t yang_dnode_get_int64(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern int64_t yang_get_default_int64(const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
extern int64_t yang_get_default_int64(const char *xpath_fmt, ...)
PRINTFRR(1, 2);
/* uint8 */
extern uint8_t yang_str2uint8(const char *value);
extern struct yang_data *yang_data_new_uint8(const char *xpath, uint8_t value);
extern uint8_t yang_dnode_get_uint8(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern uint8_t yang_get_default_uint8(const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
extern uint8_t yang_get_default_uint8(const char *xpath_fmt, ...)
PRINTFRR(1, 2);
/* uint16 */
extern uint16_t yang_str2uint16(const char *value);
extern struct yang_data *yang_data_new_uint16(const char *xpath,
uint16_t value);
extern uint16_t yang_dnode_get_uint16(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern uint16_t yang_get_default_uint16(const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(2, 3);
extern uint16_t yang_get_default_uint16(const char *xpath_fmt, ...)
PRINTFRR(1, 2);
/* uint32 */
extern uint32_t yang_str2uint32(const char *value);
extern struct yang_data *yang_data_new_uint32(const char *xpath,
uint32_t value);
extern uint32_t yang_dnode_get_uint32(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern uint32_t yang_get_default_uint32(const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(2, 3);
extern uint32_t yang_get_default_uint32(const char *xpath_fmt, ...)
PRINTFRR(1, 2);
/* uint64 */
extern uint64_t yang_str2uint64(const char *value);
extern struct yang_data *yang_data_new_uint64(const char *xpath,
uint64_t value);
extern uint64_t yang_dnode_get_uint64(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern uint64_t yang_get_default_uint64(const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(2, 3);
extern uint64_t yang_get_default_uint64(const char *xpath_fmt, ...)
PRINTFRR(1, 2);
/* string */
extern struct yang_data *yang_data_new_string(const char *xpath,
const char *value);
extern const char *yang_dnode_get_string(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(2, 3);
extern void yang_dnode_get_string_buf(char *buf, size_t size,
const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern const char *yang_get_default_string(const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(4, 5);
extern const char *yang_get_default_string(const char *xpath_fmt, ...)
PRINTFRR(1, 2);
extern void yang_get_default_string_buf(char *buf, size_t size,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(3, 4);
/* binary */
extern struct yang_data *yang_data_new_binary(const char *xpath,
const char *value, size_t len);
extern size_t yang_dnode_get_binary_buf(char *buf, size_t size,
const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...)
PRINTFRR(4, 5);
/* empty */
extern struct yang_data *yang_data_new_empty(const char *xpath);
extern bool yang_dnode_get_empty(const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(2, 3);
/* ip prefix */
extern void yang_str2prefix(const char *value, union prefixptr prefix);
@ -136,9 +151,9 @@ extern struct yang_data *yang_data_new_prefix(const char *xpath,
union prefixconstptr prefix);
extern void yang_dnode_get_prefix(struct prefix *prefix,
const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(3, 4);
extern void yang_get_default_prefix(union prefixptr var, const char *xpath_fmt,
...);
...) PRINTFRR(2, 3);
/* ipv4 */
extern void yang_str2ipv4(const char *value, struct in_addr *addr);
@ -146,9 +161,9 @@ extern struct yang_data *yang_data_new_ipv4(const char *xpath,
const struct in_addr *addr);
extern void yang_dnode_get_ipv4(struct in_addr *addr,
const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(3, 4);
extern void yang_get_default_ipv4(struct in_addr *var, const char *xpath_fmt,
...);
...) PRINTFRR(2, 3);
/* ipv4p */
extern void yang_str2ipv4p(const char *value, union prefixptr prefix);
@ -156,9 +171,9 @@ extern struct yang_data *yang_data_new_ipv4p(const char *xpath,
union prefixconstptr prefix);
extern void yang_dnode_get_ipv4p(union prefixptr prefix,
const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(3, 4);
extern void yang_get_default_ipv4p(union prefixptr var, const char *xpath_fmt,
...);
...) PRINTFRR(2, 3);
/* ipv6 */
extern void yang_str2ipv6(const char *value, struct in6_addr *addr);
@ -166,9 +181,9 @@ extern struct yang_data *yang_data_new_ipv6(const char *xpath,
const struct in6_addr *addr);
extern void yang_dnode_get_ipv6(struct in6_addr *addr,
const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(3, 4);
extern void yang_get_default_ipv6(struct in6_addr *var, const char *xpath_fmt,
...);
...) PRINTFRR(2, 3);
/* ipv6p */
extern void yang_str2ipv6p(const char *value, union prefixptr prefix);
@ -176,17 +191,18 @@ extern struct yang_data *yang_data_new_ipv6p(const char *xpath,
union prefixconstptr prefix);
extern void yang_dnode_get_ipv6p(union prefixptr prefix,
const struct lyd_node *dnode,
const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(3, 4);
extern void yang_get_default_ipv6p(union prefixptr var, const char *xpath_fmt,
...);
...) PRINTFRR(2, 3);
/* ip */
extern void yang_str2ip(const char *value, struct ipaddr *addr);
extern struct yang_data *yang_data_new_ip(const char *xpath,
const struct ipaddr *addr);
extern void yang_dnode_get_ip(struct ipaddr *addr, const struct lyd_node *dnode,
const char *xpath_fmt, ...);
extern void yang_get_default_ip(struct ipaddr *var, const char *xpath_fmt, ...);
const char *xpath_fmt, ...) PRINTFRR(3, 4);
extern void yang_get_default_ip(struct ipaddr *var, const char *xpath_fmt, ...)
PRINTFRR(2, 3);
/* mac */
extern struct yang_data *yang_data_new_mac(const char *xpath,

8
lib/zlog.c
View File

@ -743,7 +743,11 @@ const char *zlog_msg_text(struct zlog_msg *msg, size_t *textlen)
fb.outpos_i = 0;
va_copy(args, msg->args);
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* format-string checking is done further up the chain */
need += vbprintfrr(&fb, msg->fmt, args);
#pragma GCC diagnostic pop
va_end(args);
msg->textlen = need;
@ -762,7 +766,11 @@ const char *zlog_msg_text(struct zlog_msg *msg, size_t *textlen)
fb.outpos_i = 0;
va_copy(args, msg->args);
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* same as above */
vbprintfrr(&fb, msg->fmt, args);
#pragma GCC diagnostic pop
va_end(args);
bputch(&fb, '\n');

2
pathd/path_nb.c
View File

@ -310,7 +310,7 @@ void iter_objfun_prefs(const struct lyd_node *dnode, const char* path,
struct of_cb_args args = {0};
struct of_cb_pref *p;
yang_dnode_iterate(iter_objfun_cb, &args, dnode, path);
yang_dnode_iterate(iter_objfun_cb, &args, dnode, "%s", path);
for (p = args.first; p != NULL; p = p->next)
fun(p->type, arg);
}

3
pathd/path_pcep_lib.c
View File

@ -38,7 +38,8 @@ DEFINE_MTYPE_STATIC(PATHD, PCEPLIB_MESSAGES, "PCEPlib PCEP Messages");
#define MAX_PATH_NAME_SIZE 255
/* pceplib logging callback */
static int pceplib_logging_cb(int level, const char *fmt, va_list args);
static int pceplib_logging_cb(int level, const char *fmt, va_list args)
PRINTFRR(2, 0);
/* Socket callbacks */
static int pcep_lib_pceplib_socket_read_cb(void *fpt, void **thread, int fd,

4
pceplib/pcep_utils_logging.c
View File

@ -27,10 +27,12 @@
#include <stdarg.h>
#include <stdio.h>
#include "compiler.h"
#include "pcep_utils_logging.h"
/* Forward declaration */
int pcep_stdout_logger(int priority, const char *format, va_list args);
int pcep_stdout_logger(int priority, const char *format, va_list args)
PRINTFRR(2, 0);
static pcep_logger_func logger_func = pcep_stdout_logger;
static int logging_level_ = LOG_INFO;

14
pimd/pim_cmd.c
View File

@ -4777,14 +4777,11 @@ DEFPY(ip_msdp_timers, ip_msdp_timers_cmd,
"Connection retry period (in seconds)\n")
{
const char *vrfname;
char xpath[XPATH_MAXLEN];
vrfname = pim_cli_get_vrf_name(vty);
if (vrfname == NULL)
return CMD_WARNING_CONFIG_FAILED;
snprintf(xpath, sizeof(xpath), FRR_PIM_MSDP_XPATH, "frr-pim:pimd",
"pim", vrfname, "frr-routing:ipv4");
nb_cli_enqueue_change(vty, "./hold-time", NB_OP_MODIFY, holdtime_str);
nb_cli_enqueue_change(vty, "./keep-alive", NB_OP_MODIFY, keepalive_str);
if (connretry_str)
@ -4794,8 +4791,8 @@ DEFPY(ip_msdp_timers, ip_msdp_timers_cmd,
nb_cli_enqueue_change(vty, "./connection-retry", NB_OP_DESTROY,
NULL);
nb_cli_apply_changes(vty, xpath);
nb_cli_apply_changes(vty, FRR_PIM_MSDP_XPATH, "frr-pim:pimd", "pim",
vrfname, "frr-routing:ipv4");
return CMD_SUCCESS;
}
@ -4810,20 +4807,17 @@ DEFPY(no_ip_msdp_timers, no_ip_msdp_timers_cmd,
IGNORED_IN_NO_STR)
{
const char *vrfname;
char xpath[XPATH_MAXLEN];
vrfname = pim_cli_get_vrf_name(vty);
if (vrfname == NULL)
return CMD_WARNING_CONFIG_FAILED;
snprintf(xpath, sizeof(xpath), FRR_PIM_MSDP_XPATH, "frr-pim:pimd",
"pim", vrfname, "frr-routing:ipv4");
nb_cli_enqueue_change(vty, "./hold-time", NB_OP_DESTROY, NULL);
nb_cli_enqueue_change(vty, "./keep-alive", NB_OP_DESTROY, NULL);
nb_cli_enqueue_change(vty, "./connection-retry", NB_OP_DESTROY, NULL);
nb_cli_apply_changes(vty, xpath);
nb_cli_apply_changes(vty, FRR_PIM_MSDP_XPATH, "frr-pim:pimd", "pim",
vrfname, "frr-routing:ipv4");
return CMD_SUCCESS;
}

4
pimd/pim_cmd_common.c
View File

@ -299,7 +299,7 @@ int pim_process_no_rp_kat_cmd(struct vty *vty)
sizeof(rs_timer_xpath));
/* RFC4601 */
v = yang_dnode_get_uint16(vty->candidate_config->dnode,
v = yang_dnode_get_uint16(vty->candidate_config->dnode, "%s",
rs_timer_xpath);
v = 3 * v + PIM_REGISTER_PROBE_TIME_DEFAULT;
if (v > UINT16_MAX)
@ -688,7 +688,7 @@ int pim_process_no_rp_plist_cmd(struct vty *vty, const char *rp_str,
return NB_OK;
}
plist = yang_dnode_get_string(plist_dnode, plist_xpath);
plist = yang_dnode_get_string(plist_dnode, "%s", plist_xpath);
if (strcmp(prefix_list, plist)) {
vty_out(vty, "%% Unable to find specified RP\n");
return NB_OK;

4
staticd/static_vty.c
View File

@ -377,7 +377,7 @@ static int static_route_nb_run(struct vty *vty, struct static_route_args *args)
}
}
ret = nb_cli_apply_changes(vty, xpath_prefix);
ret = nb_cli_apply_changes(vty, "%s", xpath_prefix);
} else {
if (args->source)
snprintf(ab_xpath, sizeof(ab_xpath),
@ -411,7 +411,7 @@ static int static_route_nb_run(struct vty *vty, struct static_route_args *args)
yang_dnode_get_path(dnode, ab_xpath, XPATH_MAXLEN);
nb_cli_enqueue_change(vty, ab_xpath, NB_OP_DESTROY, NULL);
ret = nb_cli_apply_changes(vty, ab_xpath);
ret = nb_cli_apply_changes(vty, "%s", ab_xpath);
}
return ret;

14
vtysh/vtysh.c
View File

@ -2759,6 +2759,15 @@ static char *do_prepend(struct vty *vty, struct cmd_token **argv, int argc)
return frrstr_join(argstr, argc + off, " ");
}
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* 'headline' is a format string with a %s for the daemon name
*
* Also for some reason GCC emits the warning on the end of the function
* (optimization maybe?) rather than on the vty_out line, so this pragma
* wraps the entire function rather than just the vty_out line.
*/
static int show_per_daemon(struct vty *vty, struct cmd_token **argv, int argc,
const char *headline)
{
@ -2777,6 +2786,7 @@ static int show_per_daemon(struct vty *vty, struct cmd_token **argv, int argc,
return ret;
}
#pragma GCC diagnostic pop
static int show_one_daemon(struct vty *vty, struct cmd_token **argv, int argc,
const char *name)
@ -4353,7 +4363,11 @@ char *vtysh_prompt(void)
{
static char buf[512];
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* prompt formatting has a %s in the cmd_node prompt string. */
snprintf(buf, sizeof(buf), cmd_prompt(vty->node), cmd_hostname_get());
#pragma GCC diagnostic pop
return buf;
}

4
watchfrr/watchfrr.c
View File

@ -512,7 +512,11 @@ static int run_job(struct restart_info *restart, const char *cmdtype,
restart->kills = 0;
{
char cmd[strlen(command) + strlen(restart->name) + 1];
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wformat-nonliteral"
/* user supplied command string has a %s for the daemon name */
snprintf(cmd, sizeof(cmd), command, restart->name);
#pragma GCC diagnostic pop
if ((restart->pid = run_background(cmd)) > 0) {
thread_add_timer(master, restart_kill, restart,
gs.restart_timeout, &restart->t_kill);