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authorMarc-André Lureau <marcandre.lureau@redhat.com>2019-01-17 15:43:47 +0400
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2019-02-07 15:49:08 +0200
commitd1c4b3e97db42abc83921deabd26cc87bfef1af5 (patch)
tree597c314fdea6c8a8b818bfd851a8bff41bc7b5bb /slirp
parentba1be965311c8a63e809a2a93d1a2a9395ddd138 (diff)
slirp: add slirp own version of pstrcpy
Remove a dependency on qemu util. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Diffstat (limited to 'slirp')
-rw-r--r--slirp/slirp.c4
-rw-r--r--slirp/tftp.c2
-rw-r--r--slirp/util.c17
-rw-r--r--slirp/util.h2
4 files changed, 22 insertions, 3 deletions
diff --git a/slirp/slirp.c b/slirp/slirp.c
index 9ec1e4c62f..b5c4788489 100644
--- a/slirp/slirp.c
+++ b/slirp/slirp.c
@@ -320,8 +320,8 @@ Slirp *slirp_init(int restricted, bool in_enabled, struct in_addr vnetwork,
slirp->vprefix_len = vprefix_len;
slirp->vhost_addr6 = vhost6;
if (vhostname) {
- pstrcpy(slirp->client_hostname, sizeof(slirp->client_hostname),
- vhostname);
+ slirp_pstrcpy(slirp->client_hostname, sizeof(slirp->client_hostname),
+ vhostname);
}
slirp->tftp_prefix = g_strdup(tftp_path);
slirp->bootp_filename = g_strdup(bootfile);
diff --git a/slirp/tftp.c b/slirp/tftp.c
index 6fb381ef33..f0bcc72c92 100644
--- a/slirp/tftp.c
+++ b/slirp/tftp.c
@@ -216,7 +216,7 @@ static void tftp_send_error(struct tftp_session *spt,
tp->tp_op = htons(TFTP_ERROR);
tp->x.tp_error.tp_error_code = htons(errorcode);
- pstrcpy((char *)tp->x.tp_error.tp_msg, sizeof(tp->x.tp_error.tp_msg), msg);
+ slirp_pstrcpy((char *)tp->x.tp_error.tp_msg, sizeof(tp->x.tp_error.tp_msg), msg);
m->m_len = sizeof(struct tftp_t) - (TFTP_BLOCKSIZE_MAX + 2) + 3 + strlen(msg)
- sizeof(struct udphdr);
diff --git a/slirp/util.c b/slirp/util.c
index 59f6713c8b..84f5afdbc3 100644
--- a/slirp/util.c
+++ b/slirp/util.c
@@ -188,3 +188,20 @@ int slirp_closesocket(int fd)
return ret;
}
#endif /* WIN32 */
+
+void slirp_pstrcpy(char *buf, int buf_size, const char *str)
+{
+ int c;
+ char *q = buf;
+
+ if (buf_size <= 0)
+ return;
+
+ for(;;) {
+ c = *str++;
+ if (c == 0 || q >= buf + buf_size - 1)
+ break;
+ *q++ = c;
+ }
+ *q = '\0';
+}
diff --git a/slirp/util.h b/slirp/util.h
index 4f6e80c3ed..586517bb30 100644
--- a/slirp/util.h
+++ b/slirp/util.h
@@ -91,4 +91,6 @@ static inline int slirp_socket_set_fast_reuse(int fd)
#endif
}
+void slirp_pstrcpy(char *buf, int buf_size, const char *str);
+
#endif