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mirror of https://github.com/moparisthebest/sslh synced 2024-11-24 01:52:24 -05:00

defered -> deferred

This commit is contained in:
Ondřej Kuzník 2013-09-23 23:30:38 +01:00 committed by Yves Rutschle
parent d7bbec0dc7
commit e4fb8b8496
7 changed files with 36 additions and 36 deletions

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@ -14,7 +14,7 @@ v1.15: 27JUL2013
would happen.
Fixed bug in sslh-select: if socket dropped while
defered_data was present, sslh-select would crash.
deferred_data was present, sslh-select would crash.
Increased FD_SETSIZE for Cygwin, as the default 64
is too low for even moderate load.

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@ -164,17 +164,17 @@ int defer_write(struct queue *q, void* data, int data_size)
{
char *p;
if (verbose)
fprintf(stderr, "**** writing defered on fd %d\n", q->fd);
fprintf(stderr, "**** writing deferred on fd %d\n", q->fd);
p = realloc(q->defered_data, q->defered_data_size + data_size);
p = realloc(q->deferred_data, q->deferred_data_size + data_size);
if (!p) {
perror("realloc");
exit(1);
}
q->defered_data = q->begin_defered_data = p;
p += q->defered_data_size;
q->defered_data_size += data_size;
q->deferred_data = q->begin_deferred_data = p;
p += q->deferred_data_size;
q->deferred_data_size += data_size;
memcpy(p, data, data_size);
return 0;
@ -184,27 +184,27 @@ int defer_write(struct queue *q, void* data, int data_size)
* Upon success, the number of bytes written is returned.
* Upon failure, -1 returned (e.g. connexion closed)
* */
int flush_defered(struct queue *q)
int flush_deferred(struct queue *q)
{
int n;
if (verbose)
fprintf(stderr, "flushing defered data to fd %d\n", q->fd);
fprintf(stderr, "flushing deferred data to fd %d\n", q->fd);
n = write(q->fd, q->defered_data, q->defered_data_size);
n = write(q->fd, q->deferred_data, q->deferred_data_size);
if (n == -1)
return n;
if (n == q->defered_data_size) {
if (n == q->deferred_data_size) {
/* All has been written -- release the memory */
free(q->begin_defered_data);
q->begin_defered_data = NULL;
q->defered_data = NULL;
q->defered_data_size = 0;
free(q->begin_deferred_data);
q->begin_deferred_data = NULL;
q->deferred_data = NULL;
q->deferred_data_size = 0;
} else {
/* There is data left */
q->defered_data += n;
q->defered_data_size -= n;
q->deferred_data += n;
q->deferred_data_size -= n;
}
return n;
@ -222,8 +222,8 @@ void init_cnx(struct connection *cnx)
void dump_connection(struct connection *cnx)
{
printf("state: %d\n", cnx->state);
printf("fd %d, %d defered\n", cnx->q[0].fd, cnx->q[0].defered_data_size);
printf("fd %d, %d defered\n", cnx->q[1].fd, cnx->q[1].defered_data_size);
printf("fd %d, %d deferred\n", cnx->q[0].fd, cnx->q[0].deferred_data_size);
printf("fd %d, %d deferred\n", cnx->q[1].fd, cnx->q[1].deferred_data_size);
}

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@ -58,12 +58,12 @@ enum connection_state {
#define PROT_SHIFT 1000 /* protocol options will be 1000, 1001, etc */
/* A 'queue' is composed of a file descriptor (which can be read from or
* written to), and a queue for defered write data */
* written to), and a queue for deferred write data */
struct queue {
int fd;
void *begin_defered_data;
void *defered_data;
int defered_data_size;
void *begin_deferred_data;
void *deferred_data;
int deferred_data_size;
};
struct connection {
@ -101,7 +101,7 @@ int resolve_split_name(struct addrinfo **out, const char* hostname, const char*
int start_listen_sockets(int *sockfd[], struct addrinfo *addr_list);
int defer_write(struct queue *q, void* data, int data_size);
int flush_defered(struct queue *q);
int flush_deferred(struct queue *q);
extern int probing_timeout, verbose, inetd, foreground,
background, transparent, numeric;

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@ -234,7 +234,7 @@ static int regex_probe(const char *p, int len, struct proto *proto)
/*
* Read the beginning of data coming from the client connection and check if
* it's a known protocol. Then leave the data on the defered
* it's a known protocol. Then leave the data on the deferred
* write buffer of the connection and returns a pointer to the protocol
* structure
*/
@ -260,7 +260,7 @@ int probe_client_protocol(struct connection *cnx)
if (verbose) fprintf(stderr, "probing for %s\n", p->description);
cnx->proto = p;
res = p->probe(cnx->q[1].defered_data, cnx->q[1].defered_data_size, p);
res = p->probe(cnx->q[1].deferred_data, cnx->q[1].deferred_data_size, p);
}
if (res != PROBE_NEXT)
return res;

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@ -45,7 +45,7 @@ void set_protocol_list(struct proto*);
/* probe_client_protocol
*
* Read the beginning of data coming from the client connection and check if
* it's a known protocol. Then leave the data on the defered
* it's a known protocol. Then leave the data on the deferred
* write buffer of the connection and returns a pointer to the protocol
* structure
*/

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@ -111,7 +111,7 @@ void start_shoveler(int in_socket)
log_connection(&cnx);
flush_defered(&cnx.q[1]);
flush_deferred(&cnx.q[1]);
shovel(&cnx);

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@ -64,8 +64,8 @@ int tidy_connection(struct connection *cnx, fd_set *fds, fd_set *fds2)
close(cnx->q[i].fd);
FD_CLR(cnx->q[i].fd, fds);
FD_CLR(cnx->q[i].fd, fds2);
if (cnx->q[i].defered_data)
free(cnx->q[i].defered_data);
if (cnx->q[i].deferred_data)
free(cnx->q[i].deferred_data);
}
}
init_cnx(cnx);
@ -137,8 +137,8 @@ int connect_queue(struct connection *cnx, fd_set *fds_r, fd_set *fds_w)
if ((q->fd != -1) && fd_is_in_range(q->fd)) {
log_connection(cnx);
set_nonblock(q->fd);
flush_defered(q);
if (q->defered_data) {
flush_deferred(q);
if (q->deferred_data) {
FD_SET(q->fd, fds_w);
} else {
FD_SET(q->fd, fds_r);
@ -192,9 +192,9 @@ int is_fd_active(int fd, fd_set* set)
* - When a file descriptor goes off, process it: read from it, write the data
* to its corresponding pair.
* - When a file descriptor blocks when writing, remove the read fd from fds_r,
* move the data to a defered buffer, and add the write fd to fds_w. Defered
* move the data to a deferred buffer, and add the write fd to fds_w. Defered
* buffer is allocated dynamically.
* - When we can write to a file descriptor that has defered data, we try to
* - When we can write to a file descriptor that has deferred data, we try to
* write as much as we can. Once all data is written, remove the fd from fds_w
* and add its corresponding pair to fds_r, free the buffer.
*
@ -265,16 +265,16 @@ void main_loop(int listen_sockets[], int num_addr_listen)
if (cnx[i].q[0].fd != -1) {
for (j = 0; j < 2; j++) {
if (is_fd_active(cnx[i].q[j].fd, &writefds)) {
res = flush_defered(&cnx[i].q[j]);
res = flush_deferred(&cnx[i].q[j]);
if ((res == -1) && ((errno == EPIPE) || (errno == ECONNRESET))) {
if (cnx[i].state == ST_PROBING) num_probing--;
tidy_connection(&cnx[i], &fds_r, &fds_w);
if (verbose)
fprintf(stderr, "closed slot %d\n", i);
} else {
/* If no defered data is left, stop monitoring the fd
/* If no deferred data is left, stop monitoring the fd
* for write, and restart monitoring the other one for reads*/
if (!cnx[i].q[j].defered_data_size) {
if (!cnx[i].q[j].deferred_data_size) {
FD_CLR(cnx[i].q[j].fd, &fds_w);
FD_SET(cnx[i].q[1-j].fd, &fds_r);
}