mirror of
https://github.com/emikulic/darkhttpd.git
synced 2023-08-10 21:13:08 +03:00
. Uncast xmalloc() and xrealloc() returns.
. Changed `#if IDLETIME' to `if (IDLETIME)' - it will be optimized away by the compiler. . Some casts and an int->size_t change to keep splint happy about integer types.
This commit is contained in:
Emil Mikulic
parent
b1b9432123
commit
a4740dfda2
@ -235,9 +235,9 @@ static void *xrealloc(void *original, const size_t size)
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*/
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static char *xstrdup(const char *src)
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{
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size_t len = strlen(src);
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char *dest = (char*) xmalloc(len + 1);
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memcpy(dest, src, len+1);
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size_t len = strlen(src) + 1;
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char *dest = xmalloc(len);
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memcpy(dest, src, len);
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return dest;
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}
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@ -276,6 +276,7 @@ static unsigned int xasprintf(char **ret, const char *format, ...)
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*/
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static void nonblock_socket(const int sock)
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{
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assert(sock != -1);
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if (fcntl(sock, F_SETFL, O_NONBLOCK) == -1)
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err(1, "fcntl() to set O_NONBLOCK");
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}
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@ -291,7 +292,7 @@ static char *split_string(const char *src,
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char *dest;
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assert(left <= right);
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dest = (char*) xmalloc(right - left + 1);
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dest = xmalloc(right - left + 1);
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memcpy(dest, src+left, right-left);
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dest[right-left] = '\0';
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return dest;
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@ -308,6 +309,8 @@ static char *make_safe_uri(const char *uri)
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char **elements, **reassembly, *out;
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unsigned int slashes, elem, reasm, urilen, i, j;
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assert(uri != NULL);
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if (uri[0] != '/') return NULL;
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urilen = (unsigned int)strlen(uri);
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@ -316,7 +319,7 @@ static char *make_safe_uri(const char *uri)
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if (uri[i] == '/') slashes++;
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/* make an array for the URI elements */
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elements = (char**) xmalloc(sizeof(char*) * slashes);
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elements = xmalloc(sizeof(char*) * slashes);
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for (i=0; i<slashes; i++) elements[i] = NULL;
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/* split by slash */
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@ -335,7 +338,7 @@ static char *make_safe_uri(const char *uri)
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i = j; /* iterate */
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}
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reassembly = (char**) xmalloc(sizeof(char*) * slashes);
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reassembly = xmalloc(sizeof(char*) * slashes);
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for (i=0; i<slashes; i++) reassembly[i] = NULL;
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reasm = 0;
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@ -368,7 +371,7 @@ static char *make_safe_uri(const char *uri)
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}
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/* reassemble */
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out = (char*) xmalloc(urilen+1);
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out = xmalloc(urilen+1);
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out[0] = '\0';
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for (i=0; i<reasm; i++)
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@ -377,7 +380,7 @@ static char *make_safe_uri(const char *uri)
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strcat(out, reassembly[i]);
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}
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out = (char*) xrealloc(out, strlen(out)+1); /* shorten buffer */
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out = xrealloc(out, strlen(out)+1); /* shorten buffer */
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debugf("`%s' -safe-> `%s'\n", uri, out);
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for (j=0; j<elem; j++)
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if (elements[j] != NULL) free(elements[j]);
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@ -415,8 +418,8 @@ static void add_mime_mapping(const char *extension, const char *mimetype)
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/* no replacement - add a new entry */
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mime_map_size++;
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mime_map = (struct mime_mapping *)
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xrealloc(mime_map, sizeof(struct mime_mapping) * mime_map_size);
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mime_map = xrealloc(mime_map,
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sizeof(struct mime_mapping) * mime_map_size);
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mime_map[mime_map_size-1].extension = xstrdup(extension);
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mime_map[mime_map_size-1].mimetype = xstrdup(mimetype);
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}
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@ -537,7 +540,7 @@ static void parse_extension_map_file(const char *filename)
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if (line_len-1 != 0)
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{
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/* alloc and fill up buf */
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buf = (char*) xmalloc(line_len);
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buf = xmalloc(line_len);
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if (fread(buf, 1, line_len-1, fp) != (line_len-1))
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err(1, "fread()");
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buf[line_len-1] = '\0';
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@ -572,8 +575,9 @@ static const char *uri_content_type(const char *uri)
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size_t period, urilen = strlen(uri);
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for (period=urilen-1;
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period > 0 && uri[period] != '.' &&
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(urilen-period-1) <= longest_ext;
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period > 0 &&
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uri[period] != '.' &&
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(urilen-period-1) <= longest_ext;
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period--)
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;
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@ -707,7 +711,7 @@ static void strip_endslash(char **str)
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if ((*str)[strlen(*str)-1] != '/') return;
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(*str)[strlen(*str)-1] = 0;
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*str = (char*) xrealloc(*str, strlen(*str)+1);
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*str = xrealloc(*str, strlen(*str)+1);
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}
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@ -779,8 +783,7 @@ static void parse_commandline(const int argc, char *argv[])
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*/
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static struct connection *new_connection(void)
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{
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struct connection *conn = (struct connection *)
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xmalloc(sizeof(struct connection));
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struct connection *conn = xmalloc(sizeof(struct connection));
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conn->socket = -1;
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conn->client = INADDR_ANY;
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@ -886,13 +889,14 @@ static void strntoupper(char *str, const size_t length)
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*/
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static void poll_check_timeout(struct connection *conn)
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{
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#if IDLETIME > 0
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if (time(NULL) - conn->last_active >= IDLETIME)
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if (IDLETIME > 0) /* optimised away by compiler */
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{
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debugf("poll_check_timeout(%d) caused closure\n", conn->socket);
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conn->state = DONE;
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if (time(NULL) - conn->last_active >= IDLETIME)
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{
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debugf("poll_check_timeout(%d) caused closure\n", conn->socket);
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conn->state = DONE;
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}
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}
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#endif
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}
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@ -920,7 +924,7 @@ static char *rfc1123_date(char *dest, const time_t when)
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static char *urldecode(const char *url)
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{
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size_t i, len = strlen(url);
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char *out = (char*)xmalloc(len+1);
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char *out = xmalloc(len+1);
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int pos;
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for (i=0, pos=0; i<len; i++)
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@ -1252,7 +1256,8 @@ static void process_get(struct connection *conn)
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from, to, filestat.st_size, mimetype, lastmod
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);
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conn->http_code = 206;
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debugf("sending %d-%d/%d\n", from, to, (int)filestat.st_size);
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debugf("sending %u-%u/%u\n", (unsigned int)from, (unsigned int)to,
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(unsigned int)filestat.st_size);
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}
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else /* no range stuff */
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{
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@ -1449,10 +1454,10 @@ static void poll_send_reply(struct connection *conn)
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}
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conn->last_active = time(NULL);
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debugf("poll_send_reply(%d) sent %d: %d+[%d-%d] of %d\n",
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conn->socket, (int)sent, conn->reply_start,
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conn->socket, (int)sent, (int)conn->reply_start,
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(int)conn->reply_sent,
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(int)(conn->reply_sent + sent - 1),
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conn->reply_length);
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(int)conn->reply_length);
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/* handle any errors (-1) or closure (0) in send() */
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if (sent < 1)
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@ -1612,7 +1617,7 @@ static void httpd_poll(void)
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static void exit_quickly(int sig)
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{
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struct connection *conn;
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int i;
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size_t i;
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printf("\ncaught %s, cleaning up...", strsignal(sig)); fflush(stdout);
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/* close and free connections */
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@ -1642,7 +1647,7 @@ static void exit_quickly(int sig)
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/* According to: http://www.cons.org/cracauer/sigint.html
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* SIGINT and SIGQUIT should be sent to the default handler to ensure the
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* correct exit codes are used:
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* correct exit codes are used: (FIXME - not appropriate for httpd?)
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if (signal(sig, SIG_DFL) == SIG_ERR) err(1, "signal(SIG_DFL)");
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if (raise(sig) == -1) err(1, "raise()");
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@ -1684,7 +1689,7 @@ int main(int argc, char *argv[])
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for (;;) httpd_poll();
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return 0; /* unreachable */
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return EXIT_FAILURE; /* unreachable */
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}
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/* vim:set tabstop=4 shiftwidth=4 expandtab tw=78: */
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