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backport of the relevant fix as per http://code.google.com/p/mongoose/issues/detail?id=370#c5

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This commit is contained in:
Ger Hobbelt 2012-08-18 21:44:29 +02:00
parent 8b491d75b5
commit ccf43fe3e3
3 changed files with 17 additions and 15 deletions
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29
mongoose.c
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@ -1,4 +1,4 @@
// Copyright (c) 2004-2011 Sergey Lyubka
// Copyright (c) 2004-2012 Sergey Lyubka
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
@ -1383,7 +1383,7 @@ static int wait_until_socket_is_readable(struct mg_connection *conn) {
int result;
struct timeval tv;
fd_set set;
do {
tv.tv_sec = 0;
tv.tv_usec = 300 * 1000;
@ -1649,12 +1649,12 @@ static int get_request_len(const char *buf, int buflen) {
const char *s, *e;
int len = 0;
DEBUG_TRACE(("buf: %p, len: %d", buf, buflen));
for (s = buf, e = s + buflen - 1; len <= 0 && s < e; s++)
// Control characters are not allowed but >=128 is.
if (!isprint(* (const unsigned char *) s) && *s != '\r' &&
*s != '\n' && * (const unsigned char *) s < 128) {
len = -1;
break; // [i_a] abort scan as soon as one malformed character is found; don't let subsequent \r\n\r\n win us over anyhow
} else if (s[0] == '\n' && s[1] == '\n') {
len = (int) (s - buf) + 2;
} else if (s[0] == '\n' && &s[1] < e &&
@ -2707,19 +2707,22 @@ static int parse_http_response(char *buf, int len, struct mg_request_info *ri) {
// Upon every read operation, increase nread by the number of bytes read.
static int read_request(FILE *fp, struct mg_connection *conn,
char *buf, int bufsiz, int *nread) {
int request_len, n = 0;
int request_len, n = 1;
do {
request_len = get_request_len(buf, *nread);
if (request_len == 0 &&
(n = pull(fp, conn, buf + *nread, bufsiz - *nread)) > 0) {
request_len = get_request_len(buf, *nread);
while (*nread < bufsiz && request_len == 0 && n > 0) {
n = pull(fp, conn, buf + *nread, bufsiz - *nread);
if (n > 0) {
*nread += n;
request_len = get_request_len(buf, *nread);
}
// *nread <= bufsiz check is crucial. If client fills up the whole buffer
// in one go, we still need to make an iteration and calculate request_len
} while (*nread <= bufsiz && request_len == 0 && n > 0);
}
return n < 0 ? -1 : request_len;
if (n < 0) {
// recv() error -> propagate error; do not process a b0rked-with-very-high-probability request
return -1;
}
return request_len;
}
// For given directory path, substitute it to valid index file.
@ -4206,7 +4209,7 @@ static void master_thread(struct mg_context *ctx) {
#if defined(_WIN32)
SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL);
#endif
#if defined(ISSUE_317)
struct sched_param sched_param;
sched_param.sched_priority = sched_get_priority_max(SCHED_RR);

2
mongoose.h
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@ -1,4 +1,4 @@
// Copyright (c) 2004-2011 Sergey Lyubka
// Copyright (c) 2004-2012 Sergey Lyubka
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal

1
test/\/a.txt
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@ -1 +0,0 @@
blah