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authorDenis Vlasenko2006-11-21 10:43:02 +0000
committerDenis Vlasenko2006-11-21 10:43:02 +0000
commit9cade08917028a453d9376dc44482ba2801921ca (patch)
tree3afd967130126931aa2dddbbd939e871272df7a8 /networking/wget.c
parent04291bc5aee1e020997894cfd497d14392ad2ced (diff)
downloadbusybox-9cade08917028a453d9376dc44482ba2801921ca.zip
busybox-9cade08917028a453d9376dc44482ba2801921ca.tar.gz
wget: reduce likelihood of ETA overflow (especially with !LFS)
Diffstat (limited to 'networking/wget.c')
-rw-r--r--networking/wget.c36
1 files changed, 19 insertions, 17 deletions
diff --git a/networking/wget.c b/networking/wget.c
index a4c6289..69cabfc 100644
--- a/networking/wget.c
+++ b/networking/wget.c
@@ -31,11 +31,11 @@ static int ftpcmd(char *s1, char *s2, FILE *fp, char *buf);
/* Globals (can be accessed from signal handlers */
static off_t content_len; /* Content-length of the file */
static off_t beg_range; /* Range at which continue begins */
-#ifdef CONFIG_FEATURE_WGET_STATUSBAR
+#if ENABLE_FEATURE_WGET_STATUSBAR
static off_t transferred; /* Number of bytes transferred so far */
#endif
static int chunked; /* chunked transfer encoding */
-#ifdef CONFIG_FEATURE_WGET_STATUSBAR
+#if ENABLE_FEATURE_WGET_STATUSBAR
static void progressmeter(int flag);
static char *curfile; /* Name of current file being transferred */
static struct timeval start; /* Time a transfer started */
@@ -75,7 +75,7 @@ static char *safe_fgets(char *s, int size, FILE *stream)
return ret;
}
-#ifdef CONFIG_FEATURE_WGET_AUTHENTICATION
+#if ENABLE_FEATURE_WGET_AUTHENTICATION
/*
* Base64-encode character string and return the string.
*/
@@ -191,21 +191,21 @@ int wget_main(int argc, char **argv)
// will destroy trailing / by storing '\0' in last byte!
if (*target.path && target.path[strlen(target.path)-1] != '/') {
fname_out =
-#ifdef CONFIG_FEATURE_WGET_STATUSBAR
+#if ENABLE_FEATURE_WGET_STATUSBAR
curfile =
#endif
bb_get_last_path_component(target.path);
}
if (!fname_out || !fname_out[0]) {
fname_out =
-#ifdef CONFIG_FEATURE_WGET_STATUSBAR
+#if ENABLE_FEATURE_WGET_STATUSBAR
curfile =
#endif
"index.html";
}
if (dir_prefix != NULL)
fname_out = concat_path_file(dir_prefix, fname_out);
-#ifdef CONFIG_FEATURE_WGET_STATUSBAR
+#if ENABLE_FEATURE_WGET_STATUSBAR
} else {
curfile = bb_get_last_path_component(fname_out);
#endif
@@ -260,7 +260,7 @@ int wget_main(int argc, char **argv)
*/
if (use_proxy) {
const char *format = "GET %stp://%s:%d/%s HTTP/1.1\r\n";
-#ifdef CONFIG_FEATURE_WGET_IP6_LITERAL
+#if ENABLE_FEATURE_WGET_IP6_LITERAL
if (strchr(target.host, ':'))
format = "GET %stp://[%s]:%d/%s HTTP/1.1\r\n";
#endif
@@ -274,7 +274,7 @@ int wget_main(int argc, char **argv)
fprintf(sfp, "Host: %s\r\nUser-Agent: %s\r\n", target.host,
user_agent);
-#ifdef CONFIG_FEATURE_WGET_AUTHENTICATION
+#if ENABLE_FEATURE_WGET_AUTHENTICATION
if (target.user) {
fprintf(sfp, "Authorization: Basic %s\r\n",
base64enc((unsigned char*)target.user, buf, sizeof(buf)));
@@ -466,7 +466,7 @@ int wget_main(int argc, char **argv)
if (full_write(output_fd, buf, n) != n) {
bb_perror_msg_and_die(bb_msg_write_error);
}
-#ifdef CONFIG_FEATURE_WGET_STATUSBAR
+#if ENABLE_FEATURE_WGET_STATUSBAR
transferred += n;
#endif
if (got_clen) {
@@ -559,7 +559,7 @@ static void parse_url(char *src_url, struct host_info *h)
pp = h->host;
-#ifdef CONFIG_FEATURE_WGET_IP6_LITERAL
+#if ENABLE_FEATURE_WGET_IP6_LITERAL
if (h->host[0] == '[') {
char *ep;
@@ -670,14 +670,14 @@ static int ftpcmd(char *s1, char *s2, FILE *fp, char *buf)
return result;
}
-#ifdef CONFIG_FEATURE_WGET_STATUSBAR
+#if ENABLE_FEATURE_WGET_STATUSBAR
/* Stuff below is from BSD rcp util.c, as added to openshh.
* Original copyright notice is retained at the end of this file.
*/
static int
getttywidth(void)
{
- int width=0;
+ int width;
get_terminal_width_height(0, &width, NULL);
return width;
}
@@ -714,16 +714,17 @@ progressmeter(int flag)
char buf[256];
if (flag == -1) { /* first call to progressmeter */
- (void) gettimeofday(&start, (struct timezone *) 0);
+ gettimeofday(&start, (struct timezone *) 0);
lastupdate = start;
lastsize = 0;
totalsize = content_len + beg_range; /* as content_len changes.. */
}
- (void) gettimeofday(&now, (struct timezone *) 0);
+ gettimeofday(&now, (struct timezone *) 0);
ratio = 100;
if (totalsize != 0 && !chunked) {
- ratio = (int) (100 * (transferred+beg_range) / totalsize);
+ /* long long helps to have working ETA even if !LFS */
+ ratio = (int) (100 * (unsigned long long)(transferred+beg_range) / totalsize);
ratio = MIN(ratio, 100);
}
@@ -743,7 +744,7 @@ progressmeter(int flag)
i++;
abbrevsize >>= 10;
}
- /* See http://en.wikipedia.org/wiki/Tera */
+ /* see http://en.wikipedia.org/wiki/Tera */
fprintf(stderr, "%6d %c%c ", (int)abbrevsize, " KMGTPEZY"[i], i?'B':' ');
timersub(&now, &lastupdate, &tvwait);
@@ -765,7 +766,8 @@ progressmeter(int flag)
fprintf(stderr, "--:--:-- ETA");
} else {
/* to_download / (transferred/elapsed) - elapsed: */
- int eta = (int) (to_download*elapsed/transferred - elapsed);
+ int eta = (int) ((unsigned long long)to_download*elapsed/transferred - elapsed);
+ /* (long long helps to have working ETA even if !LFS) */
i = eta % 3600;
fprintf(stderr, "%02d:%02d:%02d ETA", eta / 3600, i / 60, i % 60);
}