@@ -279,32 +279,6 @@
return ret;
}
-
-/*
- * This is necessary due to certain buggy implementations of snprintf,
- * that don't guarantee null termination for size > 0.
- *
- * Return false on overflow.
- *
- * This functionality is duplicated in src/openvpnserv/common.c
- * Any modifications here should be done to the other place as well.
- */
-
-bool
-openvpn_snprintf(char *str, size_t size, const char *format, ...)
-{
- va_list arglist;
- int len = -1;
- if (size > 0)
- {
- va_start(arglist, format);
- len = vsnprintf(str, size, format, arglist);
- va_end(arglist);
- str[size - 1] = 0;
- }
- return (len >= 0 && len < size);
-}
-
/*
* write a string to the end of a buffer that was
* truncated by buf_printf
@@ -448,19 +448,6 @@
*/
bool buf_puts(struct buffer *buf, const char *str);
-/*
- * Like snprintf but guarantees null termination for size > 0
- */
-bool openvpn_snprintf(char *str, size_t size, const char *format, ...)
-#ifdef __GNUC__
-#if __USE_MINGW_ANSI_STDIO
-__attribute__ ((format(gnu_printf, 3, 4)))
-#else
-__attribute__ ((format(__printf__, 3, 4)))
-#endif
-#endif
-;
-
/*
* remove/add trailing characters
@@ -874,11 +874,11 @@
key_direction_state_init(&kds, key_direction);
- openvpn_snprintf(log_prefix, sizeof(log_prefix), "Outgoing %s", name);
+ snprintf(log_prefix, sizeof(log_prefix), "Outgoing %s", name);
init_key_ctx(&ctx->encrypt, &key2->keys[kds.out_key], kt,
OPENVPN_OP_ENCRYPT, log_prefix);
- openvpn_snprintf(log_prefix, sizeof(log_prefix), "Incoming %s", name);
+ snprintf(log_prefix, sizeof(log_prefix), "Incoming %s", name);
init_key_ctx(&ctx->decrypt, &key2->keys[kds.in_key], kt,
OPENVPN_OP_DECRYPT, log_prefix);
@@ -128,7 +128,7 @@
{
char prefix[256];
- if (!openvpn_snprintf(prefix, sizeof(prefix), "%s:%d", func, line))
+ if (!snprintf(prefix, sizeof(prefix), "%s:%d", func, line))
{
return mbed_log_err(flags, errval, func);
}
@@ -239,11 +239,11 @@
char header[1000+1] = { 0 };
char footer[1000+1] = { 0 };
- if (!openvpn_snprintf(header, sizeof(header), "-----BEGIN %s-----\n", name))
+ if (!snprintf(header, sizeof(header), "-----BEGIN %s-----\n", name))
{
return false;
}
- if (!openvpn_snprintf(footer, sizeof(footer), "-----END %s-----\n", name))
+ if (!snprintf(footer, sizeof(footer), "-----END %s-----\n", name))
{
return false;
}
@@ -278,11 +278,11 @@
char header[1000+1] = { 0 };
char footer[1000+1] = { 0 };
- if (!openvpn_snprintf(header, sizeof(header), "-----BEGIN %s-----", name))
+ if (!snprintf(header, sizeof(header), "-----BEGIN %s-----", name))
{
return false;
}
- if (!openvpn_snprintf(footer, sizeof(footer), "-----END %s-----", name))
+ if (!snprintf(footer, sizeof(footer), "-----END %s-----", name))
{
return false;
}
@@ -349,11 +349,11 @@
if (j < 0)
{
- name_ok = openvpn_snprintf(name, sizeof(name), format, i);
+ name_ok = snprintf(name, sizeof(name), format, i);
}
else
{
- name_ok = openvpn_snprintf(name, sizeof(name), format, i, j);
+ name_ok = snprintf(name, sizeof(name), format, i, j);
}
if (!name_ok)
@@ -259,7 +259,7 @@
setenv_counter(struct env_set *es, const char *name, counter_type value)
{
char buf[64];
- openvpn_snprintf(buf, sizeof(buf), counter_format, value);
+ snprintf(buf, sizeof(buf), counter_format, value);
setenv_str(es, name, buf);
}
@@ -267,7 +267,7 @@
setenv_int(struct env_set *es, const char *name, int value)
{
char buf[64];
- openvpn_snprintf(buf, sizeof(buf), "%d", value);
+ snprintf(buf, sizeof(buf), "%d", value);
setenv_str(es, name, buf);
}
@@ -275,7 +275,7 @@
setenv_long_long(struct env_set *es, const char *name, long long value)
{
char buf[64];
- openvpn_snprintf(buf, sizeof(buf), "%" PRIi64, (int64_t)value);
+ snprintf(buf, sizeof(buf), "%" PRIi64, (int64_t)value);
setenv_str(es, name, buf);
}
@@ -310,7 +310,7 @@
strcpy(tmpname, name);
while (NULL != env_set_get(es, tmpname) && counter < 1000)
{
- ASSERT(openvpn_snprintf(tmpname, tmpname_len, "%s_%u", name, counter));
+ ASSERT(snprintf(tmpname, tmpname_len, "%s_%u", name, counter));
counter++;
}
if (counter < 1000)
@@ -274,14 +274,14 @@
if ((flags & M_ERRNO) && e)
{
- openvpn_snprintf(m2, ERR_BUF_SIZE, "%s: %s (errno=%d)",
- m1, openvpn_strerror(e, crt_error, &gc), e);
+ snprintf(m2, ERR_BUF_SIZE, "%s: %s (errno=%d)",
+ m1, openvpn_strerror(e, crt_error, &gc), e);
SWAP;
}
if (flags & M_OPTERR)
{
- openvpn_snprintf(m2, ERR_BUF_SIZE, "Options error: %s", m1);
+ snprintf(m2, ERR_BUF_SIZE, "Options error: %s", m1);
SWAP;
}
@@ -321,10 +321,10 @@
const struct virtual_output *vo = msg_get_virtual_output();
if (vo)
{
- openvpn_snprintf(m2, ERR_BUF_SIZE, "%s%s%s",
- prefix,
- prefix_sep,
- m1);
+ snprintf(m2, ERR_BUF_SIZE, "%s%s%s",
+ prefix,
+ prefix_sep,
+ m1);
virtual_output_print(vo, flags, m2);
}
}
@@ -359,7 +359,7 @@
char *out = malloc(len);
check_malloc_return(out);
- openvpn_snprintf(out, len, "%s,%s,%s,%s", ce->remote, ce->remote_port, proto, status);
+ snprintf(out, len, "%s,%s,%s,%s", ce->remote, ce->remote_port, proto, status);
*remote = out;
}
else
@@ -515,8 +515,8 @@
char out[32];
/* do in a roundabout way to work around possible mingw or mingw-glibc bug */
- openvpn_snprintf(in, sizeof(in), counter_format, man->persist.bytes_in + dco_read_bytes);
- openvpn_snprintf(out, sizeof(out), counter_format, man->persist.bytes_out + dco_write_bytes);
+ snprintf(in, sizeof(in), counter_format, man->persist.bytes_in + dco_read_bytes);
+ snprintf(out, sizeof(out), counter_format, man->persist.bytes_out + dco_write_bytes);
msg(M_CLIENT, ">BYTECOUNT:%s,%s", in, out);
}
@@ -528,8 +528,8 @@
char in[32];
char out[32];
/* do in a roundabout way to work around possible mingw or mingw-glibc bug */
- openvpn_snprintf(in, sizeof(in), counter_format, *bytes_in_total);
- openvpn_snprintf(out, sizeof(out), counter_format, *bytes_out_total);
+ snprintf(in, sizeof(in), counter_format, *bytes_in_total);
+ snprintf(out, sizeof(out), counter_format, *bytes_out_total);
msg(M_CLIENT, ">BYTECOUNT_CLI:%lu,%s,%s", mdac->cid, in, out);
mdac->bytecount_last_update = now;
}
@@ -1427,7 +1427,7 @@
for (int i = 1; i <= opt_max; ++i)
{
char name[32];
- openvpn_snprintf(name, sizeof(name), "foreign_option_%d", i);
+ snprintf(name, sizeof(name), "foreign_option_%d", i);
const char *env_str = env_set_get(es, name);
const char *value = strchr(env_str, '=') + 1;
@@ -1482,7 +1482,7 @@
while (o->foreign_option_index < opt_max)
{
char name[32];
- openvpn_snprintf(name, sizeof(name), "foreign_option_%d", opt_max--);
+ snprintf(name, sizeof(name), "foreign_option_%d", opt_max--);
setenv_del(es, name);
}
}
@@ -5671,8 +5671,8 @@
#ifndef ENABLE_SMALL
{
char script_name[100];
- openvpn_snprintf(script_name, sizeof(script_name),
- "--%s script", type);
+ snprintf(script_name, sizeof(script_name),
+ "--%s script", type);
if (check_cmd_access(*script, script_name, (in_chroot ? options->chroot_dir : NULL)))
{
@@ -201,7 +201,7 @@
CLEAR(token_resp);
token_resp.defined = false;
token_resp.nocache = true;
- openvpn_snprintf(
+ snprintf(
token_resp.username,
sizeof(token_resp.username),
"Please insert %s token",
@@ -245,7 +245,7 @@
ASSERT(token!=NULL);
- openvpn_snprintf(prompt, sizeof(prompt), "%s token", token->label);
+ snprintf(prompt, sizeof(prompt), "%s token", token->label);
token_pass.defined = false;
token_pass.nocache = true;
@@ -719,7 +719,7 @@
id_resp.defined = false;
id_resp.nocache = true;
- openvpn_snprintf(
+ snprintf(
id_resp.username,
sizeof(id_resp.username),
"Please specify PKCS#11 id to use"
@@ -564,9 +564,9 @@
{
++attempts;
- if (!openvpn_snprintf(fname, sizeof(fname), fname_fmt, max_prefix_len,
- prefix, (unsigned long) get_random(),
- (unsigned long) get_random()))
+ if (!snprintf(fname, sizeof(fname), fname_fmt, max_prefix_len,
+ prefix, (unsigned long) get_random(),
+ (unsigned long) get_random()))
{
msg(M_WARN, "ERROR: temporary filename too long");
return NULL;
@@ -260,7 +260,7 @@
{
char full[PATH_MAX];
- openvpn_snprintf(full, sizeof(full), "%s/%s", PLUGIN_LIBDIR, p->so_pathname);
+ snprintf(full, sizeof(full), "%s/%s", PLUGIN_LIBDIR, p->so_pathname);
p->handle = dlopen(full, RTLD_NOW);
}
else
@@ -409,7 +409,7 @@
gc_init(&gc);
msg_fmt = gc_malloc(ERR_BUF_SIZE, false, &gc);
- openvpn_snprintf(msg_fmt, ERR_BUF_SIZE, "PLUGIN %s: %s", name, format);
+ snprintf(msg_fmt, ERR_BUF_SIZE, "PLUGIN %s: %s", name, format);
x_msg_va(msg_flags, msg_fmt, arglist);
gc_free(&gc);
@@ -766,7 +766,7 @@
ifconfig_pool_handle h;
in_addr_t local, remote;
char buf[256];
- openvpn_snprintf(buf, sizeof(buf), "common-name-%d", i);
+ snprintf(buf, sizeof(buf), "common-name-%d", i);
#ifdef DUP_CN
cn = NULL;
#else
@@ -582,9 +582,9 @@
{
if (p->options.custom_headers[i].content)
{
- openvpn_snprintf(buf, sizeof(buf), "%s: %s",
- p->options.custom_headers[i].name,
- p->options.custom_headers[i].content);
+ snprintf(buf, sizeof(buf), "%s: %s",
+ p->options.custom_headers[i].name,
+ p->options.custom_headers[i].content);
if (!strcasecmp(p->options.custom_headers[i].name, "Host"))
{
host_header_sent = true;
@@ -592,8 +592,8 @@
}
else
{
- openvpn_snprintf(buf, sizeof(buf), "%s",
- p->options.custom_headers[i].name);
+ snprintf(buf, sizeof(buf), "%s",
+ p->options.custom_headers[i].name);
if (!strncasecmp(p->options.custom_headers[i].name, "Host:", 5))
{
host_header_sent = true;
@@ -609,7 +609,7 @@
if (!host_header_sent)
{
- openvpn_snprintf(buf, sizeof(buf), "Host: %s", host);
+ snprintf(buf, sizeof(buf), "Host: %s", host);
msg(D_PROXY, "Send to HTTP proxy: '%s'", buf);
if (!send_line_crlf(sd, buf))
{
@@ -620,8 +620,8 @@
/* send User-Agent string if provided */
if (p->options.user_agent)
{
- openvpn_snprintf(buf, sizeof(buf), "User-Agent: %s",
- p->options.user_agent);
+ snprintf(buf, sizeof(buf), "User-Agent: %s",
+ p->options.user_agent);
msg(D_PROXY, "Send to HTTP proxy: '%s'", buf);
if (!send_line_crlf(sd, buf))
{
@@ -667,10 +667,10 @@
else
{
/* format HTTP CONNECT message */
- openvpn_snprintf(buf, sizeof(buf), "CONNECT %s:%s HTTP/%s",
- host,
- port,
- p->options.http_version);
+ snprintf(buf, sizeof(buf), "CONNECT %s:%s HTTP/%s",
+ host,
+ port,
+ p->options.http_version);
msg(D_PROXY, "Send to HTTP proxy: '%s'", buf);
@@ -692,8 +692,8 @@
break;
case HTTP_AUTH_BASIC:
- openvpn_snprintf(buf, sizeof(buf), "Proxy-Authorization: Basic %s",
- username_password_as_base64(p, &gc));
+ snprintf(buf, sizeof(buf), "Proxy-Authorization: Basic %s",
+ username_password_as_base64(p, &gc));
msg(D_PROXY, "Attempting Basic Proxy-Authorization");
dmsg(D_SHOW_KEYS, "Send to HTTP proxy: '%s'", buf);
if (!send_line_crlf(sd, buf))
@@ -705,14 +705,14 @@
#if NTLM
case HTTP_AUTH_NTLM2:
/* keep-alive connection */
- openvpn_snprintf(buf, sizeof(buf), "Proxy-Connection: Keep-Alive");
+ snprintf(buf, sizeof(buf), "Proxy-Connection: Keep-Alive");
if (!send_line_crlf(sd, buf))
{
goto error;
}
- openvpn_snprintf(buf, sizeof(buf), "Proxy-Authorization: NTLM %s",
- ntlm_phase_1(p, &gc));
+ snprintf(buf, sizeof(buf), "Proxy-Authorization: NTLM %s",
+ ntlm_phase_1(p, &gc));
msg(D_PROXY, "Attempting NTLM Proxy-Authorization phase 1");
dmsg(D_SHOW_KEYS, "Send to HTTP proxy: '%s'", buf);
if (!send_line_crlf(sd, buf))
@@ -773,7 +773,7 @@
char get[80];
CLEAR(buf2);
- openvpn_snprintf(get, sizeof(get), "%%*s NTLM %%%zus", sizeof(buf2) - 1);
+ snprintf(get, sizeof(get), "%%*s NTLM %%%zus", sizeof(buf2) - 1);
nparms = sscanf(buf, get, buf2);
/* check for "Proxy-Authenticate: NTLM TlRM..." */
@@ -795,10 +795,10 @@
/* now send the phase 3 reply */
/* format HTTP CONNECT message */
- openvpn_snprintf(buf, sizeof(buf), "CONNECT %s:%s HTTP/%s",
- host,
- port,
- p->options.http_version);
+ snprintf(buf, sizeof(buf), "CONNECT %s:%s HTTP/%s",
+ host,
+ port,
+ p->options.http_version);
msg(D_PROXY, "Send to HTTP proxy: '%s'", buf);
@@ -809,7 +809,7 @@
}
/* keep-alive connection */
- openvpn_snprintf(buf, sizeof(buf), "Proxy-Connection: Keep-Alive");
+ snprintf(buf, sizeof(buf), "Proxy-Connection: Keep-Alive");
if (!send_line_crlf(sd, buf))
{
goto error;
@@ -829,7 +829,7 @@
msg(D_PROXY, "NTLM Proxy-Authorization phase 3 failed: received corrupted data from proxy server");
goto error;
}
- openvpn_snprintf(buf, sizeof(buf), "Proxy-Authorization: NTLM %s", np3);
+ snprintf(buf, sizeof(buf), "Proxy-Authorization: NTLM %s", np3);
}
msg(D_PROXY, "Send to HTTP proxy: '%s'", buf);
@@ -899,15 +899,15 @@
/* build the digest response */
- openvpn_snprintf(uri, sizeof(uri), "%s:%s",
- host,
- port);
+ snprintf(uri, sizeof(uri), "%s:%s",
+ host,
+ port);
if (opaque)
{
const int len = strlen(opaque)+16;
opaque_kv = gc_malloc(len, false, &gc);
- openvpn_snprintf(opaque_kv, len, ", opaque=\"%s\"", opaque);
+ snprintf(opaque_kv, len, ", opaque=\"%s\"", opaque);
}
DigestCalcHA1(algor,
@@ -928,10 +928,10 @@
response);
/* format HTTP CONNECT message */
- openvpn_snprintf(buf, sizeof(buf), "%s %s HTTP/%s",
- http_method,
- uri,
- p->options.http_version);
+ snprintf(buf, sizeof(buf), "%s %s HTTP/%s",
+ http_method,
+ uri,
+ p->options.http_version);
msg(D_PROXY, "Send to HTTP proxy: '%s'", buf);
@@ -948,17 +948,17 @@
}
/* send digest response */
- openvpn_snprintf(buf, sizeof(buf), "Proxy-Authorization: Digest username=\"%s\", realm=\"%s\", nonce=\"%s\", uri=\"%s\", qop=%s, nc=%s, cnonce=\"%s\", response=\"%s\"%s",
- username,
- realm,
- nonce,
- uri,
- qop,
- nonce_count,
- cnonce,
- response,
- opaque_kv
- );
+ snprintf(buf, sizeof(buf), "Proxy-Authorization: Digest username=\"%s\", realm=\"%s\", nonce=\"%s\", uri=\"%s\", qop=%s, nc=%s, cnonce=\"%s\", response=\"%s\"%s",
+ username,
+ realm,
+ nonce,
+ uri,
+ qop,
+ nonce_count,
+ cnonce,
+ response,
+ opaque_kv
+ );
msg(D_PROXY, "Send to HTTP proxy: '%s'", buf);
if (!send_line_crlf(sd, buf))
{
@@ -354,7 +354,7 @@
fnlen = strlen(journal_dir) + strlen(t) + 2;
jfn = (char *) malloc(fnlen);
check_malloc_return(jfn);
- openvpn_snprintf(jfn, fnlen, "%s/%s", journal_dir, t);
+ snprintf(jfn, fnlen, "%s/%s", journal_dir, t);
dmsg(D_PS_PROXY_DEBUG, "PORT SHARE PROXY: client origin %s -> %s", jfn, f);
fd = platform_open(jfn, O_CREAT | O_TRUNC | O_WRONLY, S_IRUSR | S_IWUSR | S_IRGRP);
if (fd != -1)
@@ -1621,11 +1621,11 @@
if (rgi)
{
- openvpn_snprintf(out, sizeof(out), "%s %s %s dev %s", network, netmask, gateway, rgi->iface);
+ snprintf(out, sizeof(out), "%s %s %s dev %s", network, netmask, gateway, rgi->iface);
}
else
{
- openvpn_snprintf(out, sizeof(out), "%s %s %s", network, netmask, gateway);
+ snprintf(out, sizeof(out), "%s %s %s", network, netmask, gateway);
}
bool ret = management_android_control(management, "ROUTE", out);
status = ret ? RTA_SUCCESS : RTA_ERROR;
@@ -2000,7 +2000,7 @@
#elif defined (TARGET_ANDROID)
char out[64];
- openvpn_snprintf(out, sizeof(out), "%s/%d %s", network, r6->netbits, device);
+ snprintf(out, sizeof(out), "%s/%d %s", network, r6->netbits, device);
status = management_android_control(management, "ROUTE6", out);
@@ -66,8 +66,8 @@
{
char msg[256];
- openvpn_snprintf(msg, sizeof(msg),
- "WARNING: Failed running command (%s)", hook);
+ snprintf(msg, sizeof(msg),
+ "WARNING: Failed running command (%s)", hook);
return openvpn_execve_check(a, es, flags | S_SCRIPT, msg);
}
@@ -2982,11 +2982,11 @@
case AF_INET:
if (flags & SA_IP_PORT)
{
- openvpn_snprintf(name_buf, sizeof(name_buf), "%s_ip", name_prefix);
+ snprintf(name_buf, sizeof(name_buf), "%s_ip", name_prefix);
}
else
{
- openvpn_snprintf(name_buf, sizeof(name_buf), "%s", name_prefix);
+ snprintf(name_buf, sizeof(name_buf), "%s", name_prefix);
}
inet_ntop(AF_INET, &addr->addr.in4.sin_addr, buf, sizeof(buf));
@@ -2994,7 +2994,7 @@
if ((flags & SA_IP_PORT) && addr->addr.in4.sin_port)
{
- openvpn_snprintf(name_buf, sizeof(name_buf), "%s_port", name_prefix);
+ snprintf(name_buf, sizeof(name_buf), "%s_port", name_prefix);
setenv_int(es, name_buf, ntohs(addr->addr.in4.sin_port));
}
break;
@@ -3005,19 +3005,19 @@
struct in_addr ia;
memcpy(&ia.s_addr, &addr->addr.in6.sin6_addr.s6_addr[12],
sizeof(ia.s_addr));
- openvpn_snprintf(name_buf, sizeof(name_buf), "%s_ip", name_prefix);
+ snprintf(name_buf, sizeof(name_buf), "%s_ip", name_prefix);
inet_ntop(AF_INET, &ia, buf, sizeof(buf));
}
else
{
- openvpn_snprintf(name_buf, sizeof(name_buf), "%s_ip6", name_prefix);
+ snprintf(name_buf, sizeof(name_buf), "%s_ip6", name_prefix);
inet_ntop(AF_INET6, &addr->addr.in6.sin6_addr, buf, sizeof(buf));
}
setenv_str(es, name_buf, buf);
if ((flags & SA_IP_PORT) && addr->addr.in6.sin6_port)
{
- openvpn_snprintf(name_buf, sizeof(name_buf), "%s_port", name_prefix);
+ snprintf(name_buf, sizeof(name_buf), "%s_port", name_prefix);
setenv_int(es, name_buf, ntohs(addr->addr.in6.sin6_port));
}
break;
@@ -109,8 +109,8 @@
"Authentication not possible.");
goto cleanup;
}
- openvpn_snprintf(to_send, sizeof(to_send), "\x01%c%s%c%s", (int) strlen(creds.username),
- creds.username, (int) strlen(creds.password), creds.password);
+ snprintf(to_send, sizeof(to_send), "\x01%c%s%c%s", (int) strlen(creds.username),
+ creds.username, (int) strlen(creds.password), creds.password);
size = send(sd, to_send, strlen(to_send), MSG_NOSIGNAL);
if (size != strlen(to_send))
@@ -1531,16 +1531,16 @@
char s2[256];
s1[0] = s2[0] = 0;
- openvpn_snprintf(s1, sizeof(s1), "%s %s, cipher %s",
- prefix,
- mbedtls_ssl_get_version(ks_ssl->ctx),
- mbedtls_ssl_get_ciphersuite(ks_ssl->ctx));
+ snprintf(s1, sizeof(s1), "%s %s, cipher %s",
+ prefix,
+ mbedtls_ssl_get_version(ks_ssl->ctx),
+ mbedtls_ssl_get_ciphersuite(ks_ssl->ctx));
cert = mbedtls_ssl_get_peer_cert(ks_ssl->ctx);
if (cert != NULL)
{
- openvpn_snprintf(s2, sizeof(s2), ", %u bit key",
- (unsigned int) mbedtls_pk_get_bitlen(&cert->pk));
+ snprintf(s2, sizeof(s2), ", %u bit key",
+ (unsigned int) mbedtls_pk_get_bitlen(&cert->pk));
}
msg(D_HANDSHAKE, "%s%s", s1, s2);
@@ -198,8 +198,8 @@
size_t newlen = strlen(o->ncp_ciphers) + 1 + strlen(ciphername) + 1;
char *ncp_ciphers = gc_malloc(newlen, false, &o->gc);
- ASSERT(openvpn_snprintf(ncp_ciphers, newlen, "%s:%s", o->ncp_ciphers,
- ciphername));
+ ASSERT(snprintf(ncp_ciphers, newlen, "%s:%s", o->ncp_ciphers,
+ ciphername));
o->ncp_ciphers = ncp_ciphers;
}
@@ -1774,7 +1774,7 @@
if (!biofp)
{
char fn[256];
- openvpn_snprintf(fn, sizeof(fn), "bio/%d-%d.log", pid, biofp_toggle);
+ snprintf(fn, sizeof(fn), "bio/%d-%d.log", pid, biofp_toggle);
biofp = fopen(fn, "w");
ASSERT(biofp);
biofp_last_open = time(NULL);
@@ -2116,8 +2116,8 @@
#endif /* if OPENSSL_VERSION_NUMBER < 0x30000000L */
}
- openvpn_snprintf(buf, buflen, "%d bits %s%s",
- EVP_PKEY_bits(pkey), type, curve);
+ snprintf(buf, buflen, "%d bits %s%s",
+ EVP_PKEY_bits(pkey), type, curve);
}
/**
@@ -2137,12 +2137,12 @@
int signature_nid = X509_get_signature_nid(cert);
if (signature_nid != 0)
{
- openvpn_snprintf(sig, sizeof(sig), ", signature: %s",
- OBJ_nid2sn(signature_nid));
+ snprintf(sig, sizeof(sig), ", signature: %s",
+ OBJ_nid2sn(signature_nid));
}
- openvpn_snprintf(buf, buflen, ", peer certificate: %s%s",
- pkeybuf, sig);
+ snprintf(buf, buflen, ", peer certificate: %s%s",
+ pkeybuf, sig);
EVP_PKEY_free(pkey);
}
@@ -2160,8 +2160,8 @@
char pkeybuf[128] = { 0 };
print_pkey_details(pkey, pkeybuf, sizeof(pkeybuf));
- openvpn_snprintf(buf, buflen, ", peer temporary key: %s",
- pkeybuf);
+ snprintf(buf, buflen, ", peer temporary key: %s",
+ pkeybuf);
EVP_PKEY_free(pkey);
}
@@ -2237,8 +2237,8 @@
return;
}
- openvpn_snprintf(buf, buflen, ", peer signing digest/type: %s %s",
- peer_sig, peer_sig_type);
+ snprintf(buf, buflen, ", peer signing digest/type: %s %s",
+ peer_sig, peer_sig_type);
}
@@ -2261,11 +2261,11 @@
s1[0] = s2[0] = s3[0] = s4[0] = 0;
ciph = SSL_get_current_cipher(ks_ssl->ssl);
- openvpn_snprintf(s1, sizeof(s1), "%s %s, cipher %s %s",
- prefix,
- SSL_get_version(ks_ssl->ssl),
- SSL_CIPHER_get_version(ciph),
- SSL_CIPHER_get_name(ciph));
+ snprintf(s1, sizeof(s1), "%s %s, cipher %s %s",
+ prefix,
+ SSL_get_version(ks_ssl->ssl),
+ SSL_CIPHER_get_version(ciph),
+ SSL_CIPHER_get_name(ciph));
X509 *cert = SSL_get_peer_certificate(ks_ssl->ssl);
if (cert)
@@ -421,12 +421,12 @@
}
/* export subject name string as environmental variable */
- openvpn_snprintf(envname, sizeof(envname), "tls_id_%d", cert_depth);
+ snprintf(envname, sizeof(envname), "tls_id_%d", cert_depth);
setenv_str(es, envname, subject);
#if 0
/* export common name string as environmental variable */
- openvpn_snprintf(envname, sizeof(envname), "tls_common_name_%d", cert_depth);
+ snprintf(envname, sizeof(envname), "tls_common_name_%d", cert_depth);
setenv_str(es, envname, common_name);
#endif
@@ -435,24 +435,24 @@
struct buffer sha1 = x509_get_sha1_fingerprint(peer_cert, &gc);
struct buffer sha256 = x509_get_sha256_fingerprint(peer_cert, &gc);
- openvpn_snprintf(envname, sizeof(envname), "tls_digest_%d", cert_depth);
+ snprintf(envname, sizeof(envname), "tls_digest_%d", cert_depth);
setenv_str(es, envname,
format_hex_ex(BPTR(&sha1), BLEN(&sha1), 0, 1, ":", &gc));
- openvpn_snprintf(envname, sizeof(envname), "tls_digest_sha256_%d",
- cert_depth);
+ snprintf(envname, sizeof(envname), "tls_digest_sha256_%d",
+ cert_depth);
setenv_str(es, envname,
format_hex_ex(BPTR(&sha256), BLEN(&sha256), 0, 1, ":", &gc));
}
/* export serial number as environmental variable */
serial = backend_x509_get_serial(peer_cert, &gc);
- openvpn_snprintf(envname, sizeof(envname), "tls_serial_%d", cert_depth);
+ snprintf(envname, sizeof(envname), "tls_serial_%d", cert_depth);
setenv_str(es, envname, serial);
/* export serial number in hex as environmental variable */
serial = backend_x509_get_serial_hex(peer_cert, &gc);
- openvpn_snprintf(envname, sizeof(envname), "tls_serial_hex_%d", cert_depth);
+ snprintf(envname, sizeof(envname), "tls_serial_hex_%d", cert_depth);
setenv_str(es, envname, serial);
gc_free(&gc);
@@ -569,7 +569,7 @@
goto cleanup;
}
- if (!openvpn_snprintf(fn, sizeof(fn), "%s%c%s", crl_dir, PATH_SEPARATOR, serial))
+ if (!snprintf(fn, sizeof(fn), "%s%c%s", crl_dir, PATH_SEPARATOR, serial))
{
msg(D_HANDSHAKE, "VERIFY CRL: filename overflow");
goto cleanup;
@@ -938,9 +938,9 @@
if (!check_auth_pending_method(multi->peer_info, pending_method))
{
char buf[128];
- openvpn_snprintf(buf, sizeof(buf),
- "Authentication failed, required pending auth "
- "method '%s' not supported", pending_method);
+ snprintf(buf, sizeof(buf),
+ "Authentication failed, required pending auth "
+ "method '%s' not supported", pending_method);
auth_set_client_reason(multi, buf);
msg(M_INFO, "Client does not supported auth pending method "
"'%s'", pending_method);
@@ -86,8 +86,8 @@
char *serial = backend_x509_get_serial(cert, &gc);
ret = mbedtls_x509_crt_verify_info(errstr, sizeof(errstr)-1, "", *flags);
- if (ret <= 0 && !openvpn_snprintf(errstr, sizeof(errstr),
- "Could not retrieve error string, flags=%" PRIx32, *flags))
+ if (ret <= 0 && !snprintf(errstr, sizeof(errstr),
+ "Could not retrieve error string, flags=%" PRIx32, *flags))
{
errstr[0] = '\0';
}
@@ -307,7 +307,7 @@
name_expand_size = 64 + strlen(name);
name_expand = (char *) malloc(name_expand_size);
check_malloc_return(name_expand);
- openvpn_snprintf(name_expand, name_expand_size, "X509_%d_%s", depth, name);
+ snprintf(name_expand, name_expand_size, "X509_%d_%s", depth, name);
setenv_str(es, name_expand, value);
free(name_expand);
}
@@ -431,13 +431,13 @@
if (0 == mbedtls_oid_get_attr_short_name(&name->oid, &shortname) )
{
- openvpn_snprintf(name_expand, sizeof(name_expand), "X509_%d_%s",
- cert_depth, shortname);
+ snprintf(name_expand, sizeof(name_expand), "X509_%d_%s",
+ cert_depth, shortname);
}
else
{
- openvpn_snprintf(name_expand, sizeof(name_expand), "X509_%d_\?\?",
- cert_depth);
+ snprintf(name_expand, sizeof(name_expand), "X509_%d_\?\?",
+ cert_depth);
}
for (i = 0; i < name->val.len; i++)
@@ -279,7 +279,7 @@
gc_free(&gc);
return FAILURE;
}
- openvpn_snprintf(common_name, cn_len, "0x%s", serial);
+ snprintf(common_name, cn_len, "0x%s", serial);
gc_free(&gc);
}
else
@@ -454,7 +454,7 @@
name_expand_size = 64 + strlen(name);
name_expand = (char *) malloc(name_expand_size);
check_malloc_return(name_expand);
- openvpn_snprintf(name_expand, name_expand_size, "X509_%d_%s", depth, name);
+ snprintf(name_expand, name_expand_size, "X509_%d_%s", depth, name);
setenv_str(es, name_expand, value);
free(name_expand);
}
@@ -597,8 +597,8 @@
name_expand_size = 64 + strlen(objbuf);
name_expand = (char *) malloc(name_expand_size);
check_malloc_return(name_expand);
- openvpn_snprintf(name_expand, name_expand_size, "X509_%d_%s", cert_depth,
- objbuf);
+ snprintf(name_expand, name_expand_size, "X509_%d_%s", cert_depth,
+ objbuf);
string_mod(name_expand, CC_PRINT, CC_CRLF, '_');
string_mod((char *)buf, CC_PRINT, CC_CRLF, '_');
setenv_str_incr(es, name_expand, (char *)buf);
@@ -574,8 +574,8 @@
}
char metadata_type_str[4] = { 0 }; /* Max value: 255 */
- openvpn_snprintf(metadata_type_str, sizeof(metadata_type_str),
- "%i", metadata_type);
+ snprintf(metadata_type_str, sizeof(metadata_type_str),
+ "%i", metadata_type);
struct env_set *es = env_set_create(NULL);
setenv_str(es, "script_type", "tls-crypt-v2-verify");
setenv_str(es, "metadata_type", metadata_type_str);
@@ -1114,8 +1114,8 @@
#elif defined(TARGET_ANDROID)
char out6[64];
- openvpn_snprintf(out6, sizeof(out6), "%s/%d %d",
- ifconfig_ipv6_local, tt->netbits_ipv6, tun_mtu);
+ snprintf(out6, sizeof(out6), "%s/%d %d",
+ ifconfig_ipv6_local, tt->netbits_ipv6, tun_mtu);
management_android_control(management, "IFCONFIG6", out6);
#elif defined(TARGET_SOLARIS)
argv_printf(&argv, "%s %s inet6 unplumb", IFCONFIG_PATH, ifname);
@@ -1362,8 +1362,8 @@
top = "undef";
}
- openvpn_snprintf(out, sizeof(out), "%s %s %d %s", ifconfig_local,
- ifconfig_remote_netmask, tun_mtu, top);
+ snprintf(out, sizeof(out), "%s %s %d %s", ifconfig_local,
+ ifconfig_remote_netmask, tun_mtu, top);
management_android_control(management, "IFCONFIG", out);
#elif defined(TARGET_SOLARIS)
@@ -1912,7 +1912,7 @@
*/
if (dev_node)
{
- openvpn_snprintf(tunname, sizeof(tunname), "%s", dev_node);
+ snprintf(tunname, sizeof(tunname), "%s", dev_node);
}
else
{
@@ -1926,10 +1926,10 @@
{
for (int i = 0; i < 256; ++i)
{
- openvpn_snprintf(tunname, sizeof(tunname),
- "/dev/%s%d", dev, i);
- openvpn_snprintf(dynamic_name, sizeof(dynamic_name),
- "%s%d", dev, i);
+ snprintf(tunname, sizeof(tunname),
+ "/dev/%s%d", dev, i);
+ snprintf(dynamic_name, sizeof(dynamic_name),
+ "%s%d", dev, i);
if ((tt->fd = open(tunname, O_RDWR)) > 0)
{
dynamic_opened = true;
@@ -1947,7 +1947,7 @@
*/
else
{
- openvpn_snprintf(tunname, sizeof(tunname), "/dev/%s", dev);
+ snprintf(tunname, sizeof(tunname), "/dev/%s", dev);
}
}
@@ -2002,8 +2002,8 @@
{
for (int i = 0; i < 256; ++i)
{
- openvpn_snprintf(dynamic_name, sizeof(dynamic_name),
- "%s%d", dev, i);
+ snprintf(dynamic_name, sizeof(dynamic_name),
+ "%s%d", dev, i);
int ret = open_tun_dco(tt, ctx, dynamic_name);
if (ret == 0)
{
@@ -2519,7 +2519,7 @@
tt->actual_name = (char *) malloc(32);
check_malloc_return(tt->actual_name);
- openvpn_snprintf(tt->actual_name, 32, "%s%d", dev_tuntap_type, ppa);
+ snprintf(tt->actual_name, 32, "%s%d", dev_tuntap_type, ppa);
if (tt->type == DEV_TYPE_TAP)
{
@@ -3509,7 +3509,7 @@
int i;
for (i = 0; i<99; i++)
{
- openvpn_snprintf(tunname, sizeof(tunname), "/dev/tap%d", i);
+ snprintf(tunname, sizeof(tunname), "/dev/tap%d", i);
if (access( tunname, F_OK ) < 0 && errno == ENOENT)
{
break;
@@ -3520,7 +3520,7 @@
msg( M_FATAL, "cannot find unused tap device" );
}
- openvpn_snprintf( dynamic_name, sizeof(dynamic_name), "tap%d", i );
+ snprintf( dynamic_name, sizeof(dynamic_name), "tap%d", i );
dev = dynamic_name;
}
else /* name given, sanity check */
@@ -3536,7 +3536,7 @@
msg( M_FATAL, "TAP device name must be '--dev tapNNNN'" );
}
- openvpn_snprintf(tunname, sizeof(tunname), "/dev/%s", dev);
+ snprintf(tunname, sizeof(tunname), "/dev/%s", dev);
}
/* pre-existing device?
@@ -3956,8 +3956,8 @@
ADAPTER_KEY);
}
- openvpn_snprintf(unit_string, sizeof(unit_string), "%s\\%s",
- ADAPTER_KEY, enum_name);
+ snprintf(unit_string, sizeof(unit_string), "%s\\%s",
+ ADAPTER_KEY, enum_name);
status = RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
@@ -4098,9 +4098,9 @@
NETWORK_CONNECTIONS_KEY);
}
- openvpn_snprintf(connection_string, sizeof(connection_string),
- "%s\\%s\\Connection",
- NETWORK_CONNECTIONS_KEY, enum_name);
+ snprintf(connection_string, sizeof(connection_string),
+ "%s\\%s\\Connection",
+ NETWORK_CONNECTIONS_KEY, enum_name);
status = RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
@@ -4984,7 +4984,7 @@
DWORD index;
ULONG aindex;
wchar_t wbuf[256];
- openvpn_swprintf(wbuf, SIZE(wbuf), L"\\DEVICE\\TCPIP_%hs", guid);
+ swprintf(wbuf, SIZE(wbuf), L"\\DEVICE\\TCPIP_%hs", guid);
if (GetAdapterIndex(wbuf, &aindex) != NO_ERROR)
{
index = TUN_ADAPTER_INDEX_INVALID;
@@ -5164,10 +5164,10 @@
}
/* Open Windows TAP-Windows adapter */
- openvpn_snprintf(device_path, sizeof(device_path), "%s%s%s",
- USERMODEDEVICEDIR,
- device_guid,
- TAP_WIN_SUFFIX);
+ snprintf(device_path, sizeof(device_path), "%s%s%s",
+ USERMODEDEVICEDIR,
+ device_guid,
+ TAP_WIN_SUFFIX);
hand = CreateFile(
device_path,
@@ -5208,10 +5208,10 @@
}
/* Open Windows TAP-Windows adapter */
- openvpn_snprintf(device_path, sizeof(device_path), "%s%s%s",
- USERMODEDEVICEDIR,
- device_guid,
- TAP_WIN_SUFFIX);
+ snprintf(device_path, sizeof(device_path), "%s%s%s",
+ USERMODEDEVICEDIR,
+ device_guid,
+ TAP_WIN_SUFFIX);
hand = CreateFile(
device_path,
@@ -6607,10 +6607,10 @@
else
{
/* Open TAP-Windows */
- openvpn_snprintf(tuntap_device_path, sizeof(tuntap_device_path), "%s%s%s",
- USERMODEDEVICEDIR,
- device_guid,
- TAP_WIN_SUFFIX);
+ snprintf(tuntap_device_path, sizeof(tuntap_device_path), "%s%s%s",
+ USERMODEDEVICEDIR,
+ device_guid,
+ TAP_WIN_SUFFIX);
path = tuntap_device_path;
}
@@ -885,8 +885,8 @@
char force_path[256];
char *sysroot = get_win_sys_path();
- if (!openvpn_snprintf(force_path, sizeof(force_path), "PATH=%s\\System32;%s;%s\\System32\\Wbem",
- sysroot, sysroot, sysroot))
+ if (!snprintf(force_path, sizeof(force_path), "PATH=%s\\System32;%s;%s\\System32\\Wbem",
+ sysroot, sysroot, sysroot))
{
msg(M_WARN, "env_block: default path truncated to %s", force_path);
}
@@ -1483,26 +1483,11 @@
}
bool
-openvpn_swprintf(wchar_t *const str, const size_t size, const wchar_t *const format, ...)
-{
- va_list arglist;
- int len = -1;
- if (size > 0)
- {
- va_start(arglist, format);
- len = vswprintf(str, size, format, arglist);
- va_end(arglist);
- str[size - 1] = L'\0';
- }
- return (len >= 0 && len < size);
-}
-
-bool
get_openvpn_reg_value(const WCHAR *key, WCHAR *value, DWORD size)
{
WCHAR reg_path[256];
HKEY hkey;
- openvpn_swprintf(reg_path, _countof(reg_path), L"SOFTWARE\\" PACKAGE_NAME);
+ swprintf(reg_path, _countof(reg_path), L"SOFTWARE\\" PACKAGE_NAME);
LONG status = RegOpenKeyExW(HKEY_LOCAL_MACHINE, reg_path, 0, KEY_READ, &hkey);
if (status != ERROR_SUCCESS)
@@ -1528,7 +1513,7 @@
/* if we cannot find installation path from the registry,
* use Windows directory as a fallback
*/
- openvpn_swprintf(install_path, _countof(install_path), L"%ls", ssl_fallback_dir);
+ swprintf(install_path, _countof(install_path), L"%ls", ssl_fallback_dir);
}
if ((install_path[wcslen(install_path) - 1]) == L'\\')
@@ -1553,7 +1538,7 @@
if (size == 0)
{
WCHAR val[MAX_PATH] = {0};
- openvpn_swprintf(val, _countof(val), L"%ls\\ssl\\%ls", install_path, ossl_env[i].value);
+ swprintf(val, _countof(val), L"%ls\\ssl\\%ls", install_path, ossl_env[i].value);
_wputenv_s(ossl_env[i].name, val);
}
}
@@ -319,14 +319,6 @@
int
openvpn_execve(const struct argv *a, const struct env_set *es, const unsigned int flags);
-/*
- * openvpn_swprintf() is currently only used by Windows code paths
- * and when enabled for all platforms it will currently break older
- * OpenBSD versions lacking vswprintf(3) support in their libc.
- */
-bool
-openvpn_swprintf(wchar_t *const str, const size_t size, const wchar_t *const format, ...);
-
/* Sleep that can be interrupted by signals and exit event */
void win32_sleep(const int n);
@@ -205,7 +205,7 @@
}
else
{
- openvpn_snprintf(alg_str, sizeof(alg_str), "ECDSA,hashalg=%s", alg.mdname);
+ snprintf(alg_str, sizeof(alg_str), "ECDSA,hashalg=%s", alg.mdname);
}
}
else if (!strcmp(alg.keytype, "ED448") || !strcmp(alg.keytype, "ED25519"))
@@ -229,8 +229,8 @@
/* For undigested message, add hashalg=digest parameter */
else
{
- openvpn_snprintf(alg_str, sizeof(alg_str), "%s,hashalg=%s",
- "RSA_PKCS1_PADDING", alg.mdname);
+ snprintf(alg_str, sizeof(alg_str), "%s,hashalg=%s",
+ "RSA_PKCS1_PADDING", alg.mdname);
}
}
else if (!strcmp(alg.padmode, "none") && (flags & MF_EXTERNAL_KEY_NOPADDING)
@@ -240,8 +240,8 @@
}
else if (!strcmp(alg.padmode, "pss") && (flags & MF_EXTERNAL_KEY_PSSPAD))
{
- openvpn_snprintf(alg_str, sizeof(alg_str), "%s,hashalg=%s,saltlen=%s",
- "RSA_PKCS1_PSS_PADDING", alg.mdname, alg.saltlen);
+ snprintf(alg_str, sizeof(alg_str), "%s,hashalg=%s,saltlen=%s",
+ "RSA_PKCS1_PSS_PADDING", alg.mdname, alg.saltlen);
}
else
{
@@ -27,36 +27,6 @@
LPCTSTR service_instance = TEXT("");
static wchar_t win_sys_path[MAX_PATH];
-/*
- * These are necessary due to certain buggy implementations of (v)snprintf,
- * that don't guarantee null termination for size > 0.
- */
-BOOL
-openvpn_vswprintf(LPTSTR str, size_t size, LPCTSTR format, va_list arglist)
-{
- int len = -1;
- if (size > 0)
- {
- len = vswprintf_s(str, size, format, arglist);
- str[size - 1] = 0;
- }
- return (len >= 0 && (size_t)len < size);
-}
-
-BOOL
-openvpn_swprintf(LPTSTR str, size_t size, LPCTSTR format, ...)
-{
- va_list arglist;
- BOOL res = FALSE;
- if (size > 0)
- {
- va_start(arglist, format);
- res = openvpn_vswprintf(str, size, format, arglist);
- va_end(arglist);
- }
- return res;
-}
-
static DWORD
GetRegString(HKEY key, LPCTSTR value, LPTSTR data, DWORD size, LPCTSTR default_value)
{
@@ -66,7 +36,7 @@
if (status == ERROR_FILE_NOT_FOUND && default_value)
{
size_t len = size/sizeof(data[0]);
- if (openvpn_swprintf(data, len, default_value))
+ if (swprintf(data, len, default_value))
{
status = ERROR_SUCCESS;
}
@@ -93,7 +63,7 @@
TCHAR install_path[MAX_PATH];
TCHAR default_value[MAX_PATH];
- openvpn_swprintf(reg_path, _countof(reg_path), TEXT("SOFTWARE\\" PACKAGE_NAME "%ls"), service_instance);
+ swprintf(reg_path, _countof(reg_path), TEXT("SOFTWARE\\" PACKAGE_NAME "%ls"), service_instance);
LONG status = RegOpenKeyEx(HKEY_LOCAL_MACHINE, reg_path, 0, KEY_READ, &key);
if (status != ERROR_SUCCESS)
@@ -110,15 +80,15 @@
goto out;
}
- openvpn_swprintf(default_value, _countof(default_value), TEXT("%ls\\bin\\openvpn.exe"),
- install_path);
+ swprintf(default_value, _countof(default_value), TEXT("%ls\\bin\\openvpn.exe"),
+ install_path);
error = GetRegString(key, TEXT("exe_path"), s->exe_path, sizeof(s->exe_path), default_value);
if (error != ERROR_SUCCESS)
{
goto out;
}
- openvpn_swprintf(default_value, _countof(default_value), TEXT("%ls\\config"), install_path);
+ swprintf(default_value, _countof(default_value), TEXT("%ls\\config"), install_path);
error = GetRegString(key, TEXT("config_dir"), s->config_dir, sizeof(s->config_dir),
default_value);
if (error != ERROR_SUCCESS)
@@ -133,7 +103,7 @@
goto out;
}
- openvpn_swprintf(default_value, _countof(default_value), TEXT("%ls\\log"), install_path);
+ swprintf(default_value, _countof(default_value), TEXT("%ls\\log"), install_path);
error = GetRegString(key, TEXT("log_dir"), s->log_dir, sizeof(s->log_dir), default_value);
if (error != ERROR_SUCCESS)
{
@@ -229,7 +199,7 @@
else
{
tmp[wcslen(tmp) - 2] = TEXT('\0'); /* remove CR/LF characters */
- openvpn_swprintf(buf, _countof(buf), TEXT("%ls (0x%x)"), tmp, error);
+ swprintf(buf, _countof(buf), TEXT("%ls (0x%x)"), tmp, error);
}
if (tmp)
@@ -259,9 +229,9 @@
hEventSource = RegisterEventSource(NULL, APPNAME);
if (hEventSource != NULL)
{
- openvpn_swprintf(msg[0], _countof(msg[0]),
- TEXT("%ls%ls%ls: %ls"), APPNAME, service_instance,
- (flags & MSG_FLAGS_ERROR) ? TEXT(" error") : TEXT(""), err_msg);
+ swprintf(msg[0], _countof(msg[0]),
+ TEXT("%ls%ls%ls: %ls"), APPNAME, service_instance,
+ (flags & MSG_FLAGS_ERROR) ? TEXT(" error") : TEXT(""), err_msg);
va_start(arglist, format);
openvpn_vswprintf(msg[1], _countof(msg[1]), format, arglist);
@@ -310,7 +310,7 @@
* Same format as error messages (3 line string) with error = 0 in
* 0x%08x format, PID on line 2 and a description "Process ID" on line 3
*/
- openvpn_swprintf(buf, _countof(buf), L"0x%08x\n0x%08x\n%ls", 0, pid, msg);
+ swprintf(buf, _countof(buf), L"0x%08x\n0x%08x\n%ls", 0, pid, msg);
WritePipeAsync(pipe, buf, (DWORD)(wcslen(buf) * 2), count, events);
}
@@ -384,9 +384,9 @@
if (!argv)
{
- openvpn_swprintf(errmsg, capacity,
- L"Cannot validate options: CommandLineToArgvW failed with error = 0x%08x",
- GetLastError());
+ swprintf(errmsg, capacity,
+ L"Cannot validate options: CommandLineToArgvW failed with error = 0x%08x",
+ GetLastError());
goto out;
}
@@ -406,8 +406,8 @@
if (!CheckOption(workdir, 2, argv_tmp, &settings))
{
- openvpn_swprintf(errmsg, capacity, msg1, argv[0], workdir,
- settings.ovpn_admin_group);
+ swprintf(errmsg, capacity, msg1, argv[0], workdir,
+ settings.ovpn_admin_group);
}
goto out;
}
@@ -423,13 +423,13 @@
{
if (wcscmp(L"--config", argv[i]) == 0 && argc-i > 1)
{
- openvpn_swprintf(errmsg, capacity, msg1, argv[i+1], workdir,
- settings.ovpn_admin_group);
+ swprintf(errmsg, capacity, msg1, argv[i+1], workdir,
+ settings.ovpn_admin_group);
}
else
{
- openvpn_swprintf(errmsg, capacity, msg2, argv[i],
- settings.ovpn_admin_group);
+ swprintf(errmsg, capacity, msg2, argv[i],
+ settings.ovpn_admin_group);
}
goto out;
}
@@ -984,7 +984,7 @@
HANDLE wait_handles[2] = {rdns_semaphore, exit_event};
- openvpn_swprintf(ipcfg, MAX_PATH, L"%ls\\%ls", get_win_sys_path(), L"ipconfig.exe");
+ swprintf(ipcfg, MAX_PATH, L"%ls\\%ls", get_win_sys_path(), L"ipconfig.exe");
if (WaitForMultipleObjects(2, wait_handles, FALSE, timeout) == WAIT_OBJECT_0)
{
@@ -1063,7 +1063,7 @@
}
/* Path of netsh */
- openvpn_swprintf(argv0, _countof(argv0), L"%ls\\%ls", get_win_sys_path(), L"netsh.exe");
+ swprintf(argv0, _countof(argv0), L"%ls\\%ls", get_win_sys_path(), L"netsh.exe");
/* cmd template:
* netsh interface $proto $action dns $if_name $addr [validate=no]
@@ -1079,7 +1079,7 @@
goto out;
}
- openvpn_swprintf(cmdline, ncmdline, fmt, proto, action, if_name, addr);
+ swprintf(cmdline, ncmdline, fmt, proto, action, if_name, addr);
if (IsWindows7OrGreater())
{
@@ -1123,7 +1123,7 @@
}
/* Path of netsh */
- openvpn_swprintf(argv0, _countof(argv0), L"%ls\\%ls", get_win_sys_path(), L"netsh.exe");
+ swprintf(argv0, _countof(argv0), L"%ls\\%ls", get_win_sys_path(), L"netsh.exe");
/* cmd template:
* netsh interface ip $action wins $if_name $static $addr
@@ -1140,7 +1140,7 @@
goto out;
}
- openvpn_swprintf(cmdline, ncmdline, fmt, action, if_name, addr_static, addr);
+ swprintf(cmdline, ncmdline, fmt, action, if_name, addr_static, addr);
err = ExecCommand(argv0, cmdline, timeout);
@@ -1166,7 +1166,7 @@
wchar_t *cmdline = NULL;
int timeout = 10000; /* in msec */
- openvpn_swprintf(argv0, _countof(argv0), L"%ls\\%ls", get_win_sys_path(), L"wbem\\wmic.exe");
+ swprintf(argv0, _countof(argv0), L"%ls\\%ls", get_win_sys_path(), L"wbem\\wmic.exe");
const wchar_t *fmt;
/* comma separated list must be enclosed in parenthesis */
@@ -1187,8 +1187,8 @@
return ERROR_OUTOFMEMORY;
}
- openvpn_swprintf(cmdline, ncmdline, fmt, if_index, action,
- data ? data : L"");
+ swprintf(cmdline, ncmdline, fmt, if_index, action,
+ data ? data : L"");
err = ExecCommand(argv0, cmdline, timeout);
free(cmdline);
@@ -1452,7 +1452,7 @@
wchar_t argv0[MAX_PATH];
/* Path of netsh */
- openvpn_swprintf(argv0, _countof(argv0), L"%ls\\%ls", get_win_sys_path(), L"netsh.exe");
+ swprintf(argv0, _countof(argv0), L"%ls\\%ls", get_win_sys_path(), L"netsh.exe");
/* cmd template:
* netsh interface ipv4 set address name=$if_index source=dhcp
@@ -1470,7 +1470,7 @@
return err;
}
- openvpn_swprintf(cmdline, ncmdline, fmt, dhcp->iface.index);
+ swprintf(cmdline, ncmdline, fmt, dhcp->iface.index);
err = ExecCommand(argv0, cmdline, timeout);
@@ -1969,8 +1969,8 @@
goto out;
}
- openvpn_swprintf(ovpn_pipe_name, _countof(ovpn_pipe_name),
- TEXT("\\\\.\\pipe\\" PACKAGE "%ls\\service_%lu"), service_instance, GetCurrentThreadId());
+ swprintf(ovpn_pipe_name, _countof(ovpn_pipe_name),
+ TEXT("\\\\.\\pipe\\" PACKAGE "%ls\\service_%lu"), service_instance, GetCurrentThreadId());
ovpn_pipe = CreateNamedPipe(ovpn_pipe_name,
PIPE_ACCESS_DUPLEX | FILE_FLAG_FIRST_PIPE_INSTANCE | FILE_FLAG_OVERLAPPED,
PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, 1, 128, 128, 0, NULL);
@@ -2002,8 +2002,8 @@
ReturnLastError(pipe, L"malloc");
goto out;
}
- openvpn_swprintf(cmdline, cmdline_size, L"openvpn %ls --msg-channel %lu",
- sud.options, svc_pipe);
+ swprintf(cmdline, cmdline_size, L"openvpn %ls --msg-channel %lu",
+ sud.options, svc_pipe);
if (!CreateEnvironmentBlock(&user_env, imp_token, FALSE))
{
@@ -2078,8 +2078,8 @@
else if (exit_code != 0)
{
WCHAR buf[256];
- openvpn_swprintf(buf, _countof(buf),
- L"OpenVPN exited with error: exit code = %lu", exit_code);
+ swprintf(buf, _countof(buf),
+ L"OpenVPN exited with error: exit code = %lu", exit_code);
ReturnError(pipe, ERROR_OPENVPN_STARTUP, buf, 1, &exit_event);
}
Undo(&undo_lists);
@@ -2173,7 +2173,7 @@
initialized = TRUE;
}
- openvpn_swprintf(pipe_name, _countof(pipe_name), TEXT("\\\\.\\pipe\\" PACKAGE "%ls\\service"), service_instance);
+ swprintf(pipe_name, _countof(pipe_name), TEXT("\\\\.\\pipe\\" PACKAGE "%ls\\service"), service_instance);
pipe = CreateNamedPipe(pipe_name, flags,
PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_REJECT_REMOTE_CLIENTS,
PIPE_UNLIMITED_INSTANCES, 1024, 1024, 0, NULL);
@@ -81,12 +81,6 @@
VOID WINAPI ServiceStartInteractive(DWORD argc, LPTSTR *argv);
-BOOL openvpn_vsntprintf(LPTSTR str, size_t size, LPCTSTR format, va_list arglist);
-
-BOOL openvpn_sntprintf(LPTSTR str, size_t size, LPCTSTR format, ...);
-
-BOOL openvpn_swprintf(wchar_t *const str, const size_t size, const wchar_t *const format, ...);
-
DWORD GetOpenvpnSettings(settings_t *s);
BOOL ReportStatusToSCMgr(SERVICE_STATUS_HANDLE service, SERVICE_STATUS *status);
@@ -68,7 +68,7 @@
/* convert fname to full path */
if (PathIsRelativeW(fname) )
{
- openvpn_swprintf(tmp, _countof(tmp), L"%ls\\%ls", workdir, fname);
+ swprintf(tmp, _countof(tmp), L"%ls\\%ls", workdir, fname);
config_file = tmp;
}
else
@@ -354,6 +354,30 @@
assert_string_equal(buf, "There is a .'nice.' \"1234\" [.] year old .tree!");
}
+static void
+test_snprintf(void **state)
+{
+ /* we used to have a custom openvpn_snprintf function because some
+ * OS (the comment did not specify which) did not always put the
+ * null byte there. So we unit test this to be sure.
+ *
+ * This probably refers to the MSVC behaviour, see also
+ * https://stackoverflow.com/questions/7706936/is-snprintf-always-null-terminating
+ */
+
+ char buf[10] = { 'a' };
+ assert_int_equal(snprintf(buf, sizeof(buf), "0123456789abcde"), 15);
+ assert_int_equal(buf[9], '\0');
+
+ memset(buf, 'b', sizeof(buf));
+ assert_int_equal(snprintf(buf, sizeof(buf), "- %d - %d -", 77, 88), 11);
+ assert_int_equal(buf[9], '\0');
+
+ memset(buf, 'c', sizeof(buf));
+ assert_int_equal(snprintf(buf, sizeof(buf), "- %8.2f", 77.8899), 10);
+ assert_int_equal(buf[9], '\0');
+}
+
int
main(void)
{
@@ -387,6 +411,7 @@
cmocka_unit_test(test_buffer_free_gc_two),
cmocka_unit_test(test_buffer_gc_realloc),
cmocka_unit_test(test_character_class),
+ cmocka_unit_test(test_snprintf)
};
return cmocka_run_group_tests_name("buffer", tests, NULL, NULL);
@@ -271,7 +271,7 @@
for (struct test_cert *c = certs; c->cert; c++)
{
- openvpn_snprintf(select_string, sizeof(select_string), "THUMB:%s", c->hash);
+ snprintf(select_string, sizeof(select_string), "THUMB:%s", c->hash);
ctx = find_certificate_in_store(select_string, user_store);
if (ctx)
{
@@ -304,7 +304,7 @@
for (struct test_cert *c = certs; c->cert; c++)
{
- openvpn_snprintf(select_string, sizeof(select_string), "SUBJ:%s", c->cname);
+ snprintf(select_string, sizeof(select_string), "SUBJ:%s", c->cname);
ctx = find_certificate_in_store(select_string, user_store);
/* In this case we expect a successful return as there is at least one valid
* cert that matches the common name. But the returned cert may not exactly match
@@ -337,7 +337,7 @@
for (struct test_cert *c = certs; c->cert; c++)
{
- openvpn_snprintf(select_string, sizeof(select_string), "ISSUER:%s", c->issuer);
+ snprintf(select_string, sizeof(select_string), "ISSUER:%s", c->issuer);
ctx = find_certificate_in_store(select_string, user_store);
/* In this case we expect a successful return as there is at least one valid
* cert that matches the issuer. But the returned cert may not exactly match
@@ -411,7 +411,7 @@
{
continue;
}
- openvpn_snprintf(select_string, sizeof(select_string), "THUMB:%s", c->hash);
+ snprintf(select_string, sizeof(select_string), "THUMB:%s", c->hash);
if (Load_CryptoAPI_certificate(select_string, &x509, &privkey) != 1)
{
fail_msg("Load_CryptoAPI_certificate failed: <%s>", c->friendly_name);
@@ -446,7 +446,7 @@
SSL_CTX *ssl_ctx = SSL_CTX_new_ex(tls_libctx, NULL, SSLv23_client_method());
assert_non_null(ssl_ctx);
- openvpn_snprintf(select_string, sizeof(select_string), "THUMB:%s", c->hash);
+ snprintf(select_string, sizeof(select_string), "THUMB:%s", c->hash);
if (!SSL_CTX_use_CryptoAPI_certificate(ssl_ctx, select_string))
{
fail_msg("SSL_CTX_use_CryptoAPI_certificate failed: <%s>", c->friendly_name);
@@ -161,7 +161,7 @@
}
else if (flags & GET_USER_PASS_PASSWORD_ONLY)
{
- openvpn_snprintf(up->password, sizeof(up->password), "%s", PIN);
+ snprintf(up->password, sizeof(up->password), "%s", PIN);
}
else
{
@@ -204,8 +204,8 @@
{
fail_msg("make tmpfile using template <%s> failed (error = %d)", softhsm2_conf_path, errno);
}
- openvpn_snprintf(config, sizeof(config), "directories.tokendir=%s/",
- softhsm2_tokens_path);
+ snprintf(config, sizeof(config), "directories.tokendir=%s/",
+ softhsm2_tokens_path);
assert_int_equal(write(fd, config, strlen(config)), strlen(config));
close(fd);