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catch when snprint needs a larger buffer

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@14850 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2005-04-19 18:00:17 +00:00
parent c48cc3386e
commit e19f9f0e6c
1 changed files with 4 additions and 2 deletions
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6
appl/push/push.c
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@@ -268,11 +268,13 @@ doit(int s,
now = time(NULL);
from_line_length = snprintf (from_line, sizeof(from_line),
"From %s %s", "push", ctime(&now));
if (from_line_length < 0 || from_line_length > sizeof(from_line))
errx (1, "snprintf failed");
out_len = snprintf (out_buf, sizeof(out_buf),
"USER %s\r\nPASS hej\r\nSTAT\r\n",
user);
if (out_len < 0)
if (out_len < 0 || out_len > sizeof(out_buf))
errx (1, "snprintf failed");
if (net_write (s, out_buf, out_len) != out_len)
err (1, "write");
@@ -490,7 +492,7 @@ doit(int s,
else if(state == DELE)
out_len = snprintf (out_buf, sizeof(out_buf),
"DELE %u\r\n", ++asked_deleted);
if (out_len < 0)
if (out_len < 0 || out_len > sizeof(out_buf))
errx (1, "snprintf failed");
if (net_write (s, out_buf, out_len) != out_len)
err (1, "write");