aboutsummaryrefslogtreecommitdiffstats
path: root/slirp2/misc.c
diff options
context:
space:
mode:
Diffstat (limited to 'slirp2/misc.c')
-rw-r--r--slirp2/misc.c277
1 files changed, 0 insertions, 277 deletions
diff --git a/slirp2/misc.c b/slirp2/misc.c
deleted file mode 100644
index 9a2699a..0000000
--- a/slirp2/misc.c
+++ /dev/null
@@ -1,277 +0,0 @@
-/*
- * Copyright (c) 1995 Danny Gasparovski.
- *
- * Please read the file COPYRIGHT for the
- * terms and conditions of the copyright.
- */
-
-#define WANT_SYS_IOCTL_H
-#include <slirp.h>
-
-u_int curtime, time_fasttimo, last_slowtimo, detach_time;
-u_int detach_wait = 600000; /* 10 minutes */
-struct emu_t *tcpemu;
-
-int
-inet_strtoip(const char* str, uint32_t *ip)
-{
- int comp[4];
-
- if (sscanf(str, "%d.%d.%d.%d", &comp[0], &comp[1], &comp[2], &comp[3]) != 4)
- return -1;
-
- if ((unsigned)comp[0] >= 256 ||
- (unsigned)comp[1] >= 256 ||
- (unsigned)comp[2] >= 256 ||
- (unsigned)comp[3] >= 256)
- return -1;
-
- *ip = (uint32_t)((comp[0] << 24) | (comp[1] << 16) |
- (comp[2] << 8) | comp[3]);
- return 0;
-}
-
-char* inet_iptostr(uint32_t ip)
-{
- static char buff[32];
-
- snprintf(buff, sizeof(buff), "%d.%d.%d.%d",
- (ip >> 24) & 255,
- (ip >> 16) & 255,
- (ip >> 8) & 255,
- ip & 255);
- return buff;
-}
-
-/*
- * Get our IP address and put it in our_addr
- */
-void
-getouraddr()
-{
- char* hostname = host_name();
- SockAddress hostaddr;
-
- our_addr_ip = loopback_addr_ip;
-
- if (sock_address_init_resolve( &hostaddr, hostname, 0, 0 ) < 0)
- return;
-
- our_addr_ip = sock_address_get_ip(&hostaddr);
- if (our_addr_ip == (uint32_t)-1)
- our_addr_ip = loopback_addr_ip;
-}
-
-struct quehead {
- struct quehead *qh_link;
- struct quehead *qh_rlink;
-};
-
-inline void
-insque(void* a, void* b)
-{
- register struct quehead *element = (struct quehead *) a;
- register struct quehead *head = (struct quehead *) b;
- element->qh_link = head->qh_link;
- head->qh_link = (struct quehead *)element;
- element->qh_rlink = (struct quehead *)head;
- ((struct quehead *)(element->qh_link))->qh_rlink
- = (struct quehead *)element;
-}
-
-inline void
-remque(void* a)
-{
- register struct quehead *element = (struct quehead *) a;
- ((struct quehead *)(element->qh_link))->qh_rlink = element->qh_rlink;
- ((struct quehead *)(element->qh_rlink))->qh_link = element->qh_link;
- element->qh_rlink = NULL;
- /* element->qh_link = NULL; TCP FIN1 crashes if you do this. Why ? */
-}
-
-/* #endif */
-
-
-#ifndef HAVE_STRERROR
-
-/*
- * For systems with no strerror
- */
-
-extern int sys_nerr;
-extern char *sys_errlist[];
-
-char *
-strerror(int error)
-{
- if (error < sys_nerr)
- return sys_errlist[error];
- else
- return "Unknown error.";
-}
-
-#endif
-
-
-
-#ifndef HAVE_STRDUP
-char *
-strdup(const char* str)
-{
- char *bptr;
- int len = strlen(str);
-
- bptr = (char *)malloc(len+1);
- memcpy(bptr, str, len+1);
-
- return bptr;
-}
-#endif
-
-
-int (*lprint_print) _P((void *, const char *, va_list));
-char *lprint_ptr, *lprint_ptr2, **lprint_arg;
-
-void
-lprint(const char *format, ...)
-{
- va_list args;
-
- va_start(args, format);
- if (lprint_print)
- lprint_ptr += (*lprint_print)(*lprint_arg, format, args);
-
- /* Check if they want output to be logged to file as well */
- if (lfd) {
- /*
- * Remove \r's
- * otherwise you'll get ^M all over the file
- */
- int len = strlen(format);
- char *bptr1, *bptr2;
-
- bptr1 = bptr2 = strdup(format);
-
- while (len--) {
- if (*bptr1 == '\r')
- memcpy(bptr1, bptr1+1, len+1);
- else
- bptr1++;
- }
- vfprintf(lfd, bptr2, args);
- free(bptr2);
- }
- va_end(args);
-}
-
-void
-add_emu(char* buff)
-{
- u_int lport, fport;
- u_int8_t tos = 0, emu = 0;
- char buff1[256], buff2[256], buff4[128];
- char *buff3 = buff4;
- struct emu_t *emup;
- struct socket *so;
-
- if (sscanf(buff, "%256s %256s", buff2, buff1) != 2) {
- lprint("Error: Bad arguments\r\n");
- return;
- }
-
- if (sscanf(buff1, "%d:%d", &lport, &fport) != 2) {
- lport = 0;
- if (sscanf(buff1, "%d", &fport) != 1) {
- lprint("Error: Bad first argument\r\n");
- return;
- }
- }
-
- if (sscanf(buff2, "%128[^:]:%128s", buff1, buff3) != 2) {
- buff3 = 0;
- if (sscanf(buff2, "%256s", buff1) != 1) {
- lprint("Error: Bad second argument\r\n");
- return;
- }
- }
-
- if (buff3) {
- if (strcmp(buff3, "lowdelay") == 0)
- tos = IPTOS_LOWDELAY;
- else if (strcmp(buff3, "throughput") == 0)
- tos = IPTOS_THROUGHPUT;
- else {
- lprint("Error: Expecting \"lowdelay\"/\"throughput\"\r\n");
- return;
- }
- }
-
- if (strcmp(buff1, "ftp") == 0)
- emu = EMU_FTP;
- else if (strcmp(buff1, "irc") == 0)
- emu = EMU_IRC;
- else if (strcmp(buff1, "none") == 0)
- emu = EMU_NONE; /* ie: no emulation */
- else {
- lprint("Error: Unknown service\r\n");
- return;
- }
-
- /* First, check that it isn't already emulated */
- for (emup = tcpemu; emup; emup = emup->next) {
- if (emup->lport == lport && emup->fport == fport) {
- lprint("Error: port already emulated\r\n");
- return;
- }
- }
-
- /* link it */
- emup = (struct emu_t *)malloc(sizeof (struct emu_t));
- emup->lport = (u_int16_t)lport;
- emup->fport = (u_int16_t)fport;
- emup->tos = tos;
- emup->emu = emu;
- emup->next = tcpemu;
- tcpemu = emup;
-
- /* And finally, mark all current sessions, if any, as being emulated */
- for (so = tcb.so_next; so != &tcb; so = so->so_next) {
- if ((lport && lport == so->so_laddr_port) ||
- (fport && fport == so->so_faddr_port)) {
- if (emu)
- so->so_emu = emu;
- if (tos)
- so->so_iptos = tos;
- }
- }
-
- lprint("Adding emulation for %s to port %d/%d\r\n", buff1, emup->lport, emup->fport);
-}
-
-#ifdef BAD_SPRINTF
-
-#undef vsprintf
-#undef sprintf
-
-/*
- * Some BSD-derived systems have a sprintf which returns char *
- */
-
-int
-vsprintf_len(char* string, const char* format, va_list args)
-{
- vsprintf(string, format, args);
- return strlen(string);
-}
-
-int
-sprintf_len(char *string, const char *format, ...)
-{
- va_list args;
- va_start(args, format);
- vsprintf(string, format, args);
- return strlen(string);
-}
-
-#endif
-
generated by cgit v1.1 at 2024-05-20 10:01:17 +0000