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Fiddling with signed-ness and types to make splint happy.

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This commit is contained in:
Emil Mikulic 2003-06-07 00:09:53 +00:00
parent 0c1ff8a258
commit 6e0103cbc4
1 changed files with 36 additions and 26 deletions
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62
trunk/darkhttpd.c
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@ -70,20 +70,20 @@ struct connection
/* char request[request_length+1] is null-terminated */ /* char request[request_length+1] is null-terminated */
char *request; char *request;
unsigned int request_length; size_t request_length;
/* request fields */ /* request fields */
char *method, *uri, *referer, *user_agent; char *method, *uri, *referer, *user_agent;
char *header; char *header;
unsigned int header_sent, header_length; size_t header_length, header_sent;
int header_dont_free, header_only, http_code; int header_dont_free, header_only, http_code;
enum { REPLY_GENERATED, REPLY_FROMFILE } reply_type; enum { REPLY_GENERATED, REPLY_FROMFILE } reply_type;
char *reply, *lastmod; /* reply lastmod, not request if-mod-since */ char *reply, *lastmod; /* reply lastmod, not request if-mod-since */
int reply_dont_free; int reply_dont_free;
FILE *reply_file; FILE *reply_file;
unsigned int reply_sent, reply_length; size_t reply_length, reply_sent;
unsigned int total_sent; /* header + body = total, for logging */ unsigned int total_sent; /* header + body = total, for logging */
}; };
@ -178,8 +178,9 @@ static void *xrealloc(void *original, const size_t size)
*/ */
static char *xstrdup(const char *src) static char *xstrdup(const char *src)
{ {
char *dest = strdup(src); size_t len = strlen(src);
if (dest == NULL) errx(1, "out of memory in strdup()"); char *dest = (char*) xmalloc(len + 1);
memcpy(dest, src, len+1);
return dest; return dest;
} }
@ -203,7 +204,7 @@ static unsigned int xvasprintf(char **ret, const char *format, va_list ap)
static unsigned int xasprintf(char **ret, const char *format, ...) static unsigned int xasprintf(char **ret, const char *format, ...)
{ {
va_list va; va_list va;
int len; unsigned int len;
va_start(va, format); va_start(va, format);
len = xvasprintf(ret, format, va); len = xvasprintf(ret, format, va);
@ -228,7 +229,7 @@ static void nonblock_socket(const int sock)
* Split string out of src with range [left:right-1] * Split string out of src with range [left:right-1]
*/ */
static char *split_string(const char *src, static char *split_string(const char *src,
const unsigned int left, const unsigned int right) const size_t left, const size_t right)
{ {
char *dest = (char*) xmalloc(right - left + 1); char *dest = (char*) xmalloc(right - left + 1);
memcpy(dest, src+left, right-left); memcpy(dest, src+left, right-left);
@ -248,7 +249,7 @@ static char *make_safe_uri(const char *uri)
unsigned int slashes, elem, reasm, urilen, i, j; unsigned int slashes, elem, reasm, urilen, i, j;
if (uri[0] != '/') return NULL; if (uri[0] != '/') return NULL;
urilen = strlen(uri); urilen = (unsigned int)strlen(uri);
/* count the slashes */ /* count the slashes */
for (i=0, slashes=0; i<urilen; i++) for (i=0, slashes=0; i<urilen; i++)
@ -445,11 +446,11 @@ static void parse_extension_map_file(const char *filename)
static const char *uri_content_type(const char *uri) static const char *uri_content_type(const char *uri)
{ {
struct mime_mapping *mapping; struct mime_mapping *mapping;
int urilen = strlen(uri); size_t urilen = strlen(uri);
LIST_FOREACH(mapping, &mime_map, entries) LIST_FOREACH(mapping, &mime_map, entries)
{ {
int extlen = strlen(mapping->extension); size_t extlen = strlen(mapping->extension);
if (urilen >= extlen+3) /* "/a." + "ext" */ if (urilen >= extlen+3) /* "/a." + "ext" */
{ {
if (uri[urilen-1-extlen] == '.' && if (uri[urilen-1-extlen] == '.' &&
@ -652,17 +653,23 @@ static struct connection *new_connection(void)
conn->client = INADDR_ANY; conn->client = INADDR_ANY;
conn->last_active = time(NULL); conn->last_active = time(NULL);
conn->request = NULL; conn->request = NULL;
conn->method = conn->uri = NULL; conn->method = NULL;
conn->referer = conn->user_agent = NULL; conn->uri = NULL;
conn->referer = NULL;
conn->user_agent = NULL;
conn->request_length = 0; conn->request_length = 0;
conn->header = NULL; conn->header = NULL;
conn->header_sent = conn->header_length = 0; conn->header_sent = 0;
conn->header_dont_free = conn->header_only = 0; conn->header_length = 0;
conn->header_dont_free = 0;
conn->header_only = 0;
conn->http_code = 0; conn->http_code = 0;
conn->reply = conn->lastmod = NULL; conn->reply = NULL;
conn->lastmod = NULL;
conn->reply_dont_free = 0; conn->reply_dont_free = 0;
conn->reply_file = NULL; conn->reply_file = NULL;
conn->reply_sent = conn->reply_length = 0; conn->reply_sent = 0;
conn->reply_length = 0;
conn->total_sent = 0; conn->total_sent = 0;
/* Make it harmless so it gets garbage-collected if it should, for some /* Make it harmless so it gets garbage-collected if it should, for some
@ -761,8 +768,9 @@ static char _date[MAX_DATE_LENGTH + 1];
static char *rfc1123_date(const time_t when) static char *rfc1123_date(const time_t when)
{ {
time_t now = when; time_t now = when;
strftime(_date, MAX_DATE_LENGTH, if (strftime(_date, MAX_DATE_LENGTH,
"%a, %d %b %Y %H:%M:%S %Z", gmtime(&now) ); "%a, %d %b %Y %H:%M:%S %Z", gmtime(&now) ) == 0)
errx(1, "strftime() failed");
return _date; return _date;
} }
@ -774,9 +782,9 @@ static char *rfc1123_date(const time_t when)
*/ */
static char *urldecode(const char *url) static char *urldecode(const char *url)
{ {
size_t len = strlen(url); size_t i, len = strlen(url);
char *out = (char*)xmalloc(len+1); char *out = (char*)xmalloc(len+1);
int i, pos; int pos;
for (i=0, pos=0; i<len; i++) for (i=0, pos=0; i<len; i++)
{ {
@ -859,7 +867,7 @@ static void default_reply(struct connection *conn,
*/ */
static char *parse_field(const struct connection *conn, const char *field) static char *parse_field(const struct connection *conn, const char *field)
{ {
unsigned int bound1, bound2; size_t bound1, bound2;
char *pos; char *pos;
/* find start */ /* find start */
@ -886,7 +894,7 @@ static char *parse_field(const struct connection *conn, const char *field)
*/ */
static void parse_request(struct connection *conn) static void parse_request(struct connection *conn)
{ {
unsigned int bound1, bound2; size_t bound1, bound2;
assert(conn->request_length == strlen(conn->request)); assert(conn->request_length == strlen(conn->request));
/* parse method */ /* parse method */
@ -1061,7 +1069,7 @@ static void poll_recv_request(struct connection *conn)
ssize_t recvd; ssize_t recvd;
recvd = recv(conn->socket, buf, BUFSIZE, 0); recvd = recv(conn->socket, buf, BUFSIZE, 0);
debugf("poll_recv_request(%d) got %d bytes\n", conn->socket, recvd); debugf("poll_recv_request(%d) got %d bytes\n", conn->socket, (int)recvd);
if (recvd == -1) err(1, "recv()"); if (recvd == -1) err(1, "recv()");
if (recvd == 0) if (recvd == 0)
{ {
@ -1106,7 +1114,7 @@ static void poll_send_header(struct connection *conn)
sent = send(conn->socket, conn->header + conn->header_sent, sent = send(conn->socket, conn->header + conn->header_sent,
conn->header_length - conn->header_sent, 0); conn->header_length - conn->header_sent, 0);
conn->last_active = time(NULL); conn->last_active = time(NULL);
debugf("poll_send_header(%d) sent %d bytes\n", conn->socket, sent); debugf("poll_send_header(%d) sent %d bytes\n", conn->socket, (int)sent);
/* handle any errors (-1) or closure (0) in send() */ /* handle any errors (-1) or closure (0) in send() */
if (sent < 1) if (sent < 1)
@ -1154,7 +1162,8 @@ static void poll_send_reply(struct connection *conn)
/* from file! */ /* from file! */
#define BUFSIZE 65000 #define BUFSIZE 65000
char buf[BUFSIZE]; char buf[BUFSIZE];
size_t amount = min(BUFSIZE, conn->reply_length - conn->reply_sent); size_t amount = min((size_t)BUFSIZE,
conn->reply_length - conn->reply_sent);
#undef BUFSIZE #undef BUFSIZE
if (fseek(conn->reply_file, (long)conn->reply_sent, SEEK_SET) == -1) if (fseek(conn->reply_file, (long)conn->reply_sent, SEEK_SET) == -1)
@ -1167,7 +1176,8 @@ static void poll_send_reply(struct connection *conn)
} }
conn->last_active = time(NULL); conn->last_active = time(NULL);
debugf("poll_send_reply(%d) sent %d bytes [%d to %d]\n", debugf("poll_send_reply(%d) sent %d bytes [%d to %d]\n",
conn->socket, sent, conn->reply_sent, conn->reply_sent+sent-1); conn->socket, (int)sent, (int)conn->reply_sent,
(int)conn->reply_sent+sent-1);
/* handle any errors (-1) or closure (0) in send() */ /* handle any errors (-1) or closure (0) in send() */
if (sent < 1) if (sent < 1)