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Diffstat (limited to 'src/htsftp.c')
-rw-r--r--src/htsftp.c86
1 files changed, 43 insertions, 43 deletions
diff --git a/src/htsftp.c b/src/htsftp.c
index 8d23b72..f8b114e 100644
--- a/src/htsftp.c
+++ b/src/htsftp.c
@@ -225,18 +225,18 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
if (len_a > 0 && ua[len_a - 1] == '/') { /* obviously a directory listing */
transfer_list = 1;
- sprintf(line_retr, "LIST -A %s", ua);
+ snprintf(line_retr, sizeof(line_retr), "LIST -A %s", ua);
} else if ((strchr(ua, ' '))
|| (strchr(ua, '\"'))
|| (strchr(ua, '\''))
) {
- sprintf(line_retr, "RETR \"%s\"", ua);
+ snprintf(line_retr, sizeof(line_retr), "RETR \"%s\"", ua);
} else { /* Regular one */
- sprintf(line_retr, "RETR %s", ua);
+ snprintf(line_retr, sizeof(line_retr), "RETR %s", ua);
}
} else {
transfer_list = 1;
- sprintf(line_retr, "LIST -A");
+ snprintf(line_retr, sizeof(line_retr), "LIST -A");
}
} else {
strcpybuff(back->r.msg, "Unexpected PORT error");
@@ -328,27 +328,27 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
// envoi du login
// --USER--
- get_ftp_line(soc_ctl, line, timeout); // en tête
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout); // en tête
_CHECK_HALT_FTP;
if (line[0] == '2') { // ok, connecté
strcpybuff(back->info, "login: user");
- sprintf(line, "USER %s", user);
+ snprintf(line, sizeof(line), "USER %s", user);
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if ((line[0] == '3') || (line[0] == '2')) {
// --PASS--
if (line[0] == '3') {
strcpybuff(back->info, "login: pass");
- sprintf(line, "PASS %s", pass);
+ snprintf(line, sizeof(line), "PASS %s", pass);
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
}
if (line[0] == '2') { // ok
send_line(soc_ctl, "TYPE I");
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if (line[0] == '2') {
// ok
@@ -372,13 +372,13 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
if (strnotempty(target) == 0)
strcatbuff(target, "/");
strcpybuff(back->info, "cwd");
- sprintf(line, "CWD %s", target);
+ snprintf(line, sizeof(line), "CWD %s", target);
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if (line[0] == '2') {
send_line(soc_ctl, "TYPE I");
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if (line[0] == '2') {
// ok..
@@ -424,9 +424,9 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
#if FTP_PASV
if (SOCaddr_getproto(server, server_size) == '1') {
strcpybuff(back->info, "pasv");
- sprintf(line, "PASV");
+ snprintf(line, sizeof(line), "PASV");
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
} else { /* ipv6 */
line[0] = '\0';
}
@@ -487,9 +487,9 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
* try epsv (ipv6) *
*/
strcpybuff(back->info, "pasv");
- sprintf(line, "EPSV");
+ snprintf(line, sizeof(line), "EPSV");
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if (line[0] == '2') { /* got it */
char *a;
@@ -537,15 +537,15 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
|| (strchr(ua, '\"'))
|| (strchr(ua, '\''))
) {
- sprintf(line, "SIZE \"%s\"", ua);
+ snprintf(line, sizeof(line), "SIZE \"%s\"", ua);
} else {
- sprintf(line, "SIZE %s", ua);
+ snprintf(line, sizeof(line), "SIZE %s", ua);
}
// SIZE?
strcpybuff(back->info, "size");
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if (line[0] == '2') { // SIZE compris, ALORS tester REST (sinon pas tester: cf probleme des txt.gz decompresses a la volee)
char *szstr = strchr(line, ' ');
@@ -561,9 +561,9 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
// REST?
if (fexist(back->url_sav) && (transfer_list == 0)) {
strcpybuff(back->info, "rest");
- sprintf(line, "REST " LLintP, (LLint) fsize(back->url_sav));
+ snprintf(line, sizeof(line), "REST " LLintP, (LLint) fsize(back->url_sav));
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if ((line[0] == '3') || (line[0] == '2')) { // ok
rest_understood = 1;
@@ -630,7 +630,7 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
strcpybuff(back->info, "retr");
strcpybuff(line, line_retr);
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if (line[0] == '1') {
// OK
@@ -673,16 +673,16 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
#else
//T_SOC soc_servdat;
strcpybuff(back->info, "listening");
- if ((soc_servdat = get_datasocket(line)) != INVALID_SOCKET) {
+ if ((soc_servdat = get_datasocket(line, sizeof(line))) != INVALID_SOCKET) {
_CHECK_HALT_FTP;
send_line(soc_ctl, line); // envoi du RETR
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if (line[0] == '2') { // ok
strcpybuff(back->info, "retr");
strcpybuff(line, line_retr);
send_line(soc_ctl, line);
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
_CHECK_HALT_FTP;
if (line[0] == '1') {
//T_SOC soc_dat;
@@ -809,7 +809,7 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
if (back->r.statuscode != -1) {
if (wait_socket_receive(soc_ctl, timeout_onfly) > 0) {
// récupérer 226 transfer complete
- get_ftp_line(soc_ctl, line, timeout);
+ get_ftp_line(soc_ctl, line, sizeof(line), timeout);
if (line[0] == '2') { // OK
strcpybuff(back->r.msg, "OK");
// back->status=STATUS_FTP_READY; // fini
@@ -835,7 +835,7 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
_CHECK_HALT_FTP;
strcpybuff(back->info, "quit");
send_line(soc_ctl, "QUIT"); // bye bye
- get_ftp_line(soc_ctl, NULL, timeout);
+ get_ftp_line(soc_ctl, NULL, 0, timeout);
#ifdef _WIN32
closesocket(soc_ctl);
#else
@@ -852,7 +852,7 @@ int run_launch_ftp(FTPDownloadStruct * pStruct) {
}
// ouverture d'un port
-T_SOC get_datasocket(char *to_send) {
+T_SOC get_datasocket(char *to_send, size_t to_send_size) {
T_SOC soc = INVALID_SOCKET;
char h_loc[256 + 2];
@@ -906,7 +906,7 @@ T_SOC get_datasocket(char *to_send) {
*a = ','; // virgules!
while((a = strchr(dots, ':')))
*a = ','; // virgules!
- sprintf(to_send, "PORT %s,%d,%d", dots, n1, n2);
+ snprintf(to_send, to_send_size, "PORT %s,%d,%d", dots, n1, n2);
}
#else
/*
@@ -917,9 +917,9 @@ T_SOC get_datasocket(char *to_send) {
char dot[256 + 2];
SOCaddr_inetntoa(dot, 256, server2, len);
- sprintf(to_send, "EPRT |%c|%s|%d|",
- SOCaddr_getproto(server2, len), dot,
- SOCaddr_sinport(server2));
+ snprintf(to_send, to_send_size, "EPRT |%c|%s|%d|",
+ SOCaddr_getproto(server2, len), dot,
+ SOCaddr_sinport(server2));
}
#endif
@@ -979,7 +979,7 @@ int send_line(T_SOC soc, char *data) {
printf("---> %s", data);
fflush(stdout);
#endif
- sprintf(line, "%s\x0d\x0a", data);
+ snprintf(line, sizeof(line), "%s\x0d\x0a", data);
if (check_socket_connect(soc) != 1) {
#if FTP_DEBUG
printf("!SOC WRITE ERROR\n");
@@ -999,7 +999,7 @@ int send_line(T_SOC soc, char *data) {
#endif
}
-int get_ftp_line(T_SOC soc, char *line, int timeout) {
+int get_ftp_line(T_SOC soc, char *ptrline, size_t line_size, int timeout) {
char BIGSTK data[1024];
int i, ok, multiline;
@@ -1017,13 +1017,13 @@ int get_ftp_line(T_SOC soc, char *line, int timeout) {
// vérifier données
switch (wait_socket_receive(soc, timeout)) {
case -1: // erreur de lecture
- if (line)
- strcpybuff(line, "500 *read error");
+ if (ptrline)
+ snprintf(ptrline, line_size, "500 *read error");
return 0;
break;
case 0:
- if (line)
- sprintf(line, "500 *read timeout (%d)", timeout);
+ if (ptrline)
+ snprintf(ptrline, line_size, "500 *read timeout (%d)", timeout);
return 0;
break;
}
@@ -1037,8 +1037,8 @@ int get_ftp_line(T_SOC soc, char *line, int timeout) {
data[i++] = b;
break;
default:
- if (line)
- strcpybuff(line, "500 *read error");
+ if (ptrline)
+ snprintf(ptrline, line_size, "500 *read error");
return 0; // error
break;
}
@@ -1066,8 +1066,8 @@ int get_ftp_line(T_SOC soc, char *line, int timeout) {
fflush(dd);
printf("<--- %s\n", data);
#endif
- if (line)
- strcpybuff(line, data);
+ if (ptrline)
+ snprintf(ptrline, line_size, "%s", data);
return (strnotempty(data));
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-27 04:28:22 +0000