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Updated the included libpcap to 1.5.3

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This commit is contained in:
jay
2014-06-06 10:43:17 +00:00
parent 5f27fb12a6
commit d8071c0352
98 changed files with 11651 additions and 7008 deletions
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137
libpcap/pcap-sita.c
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@@ -55,40 +55,37 @@
#define LIVE 1
typedef struct iface {
struct iface *next; /* a pointer to the next interface */
char *name; /* this interface's name on Wireshark */
char *IOPname; /* this interface's name on an IOP */
uint32_t iftype; /* the type of interface (DLT values) */
struct iface *next; /* a pointer to the next interface */
char *name; /* this interface's name */
char *IOPname; /* this interface's name on an IOP */
uint32_t iftype; /* the type of interface (DLT values) */
} iface_t;
typedef struct unit {
char *ip; /* this unit's IP address (as extracted from /etc/hosts) */
int fd; /* the connection to this unit (if it exists) */
int find_fd; /* a big kludge to avoid my programming limitations since I could have this unit open for findalldevs purposes */
int first_time; /* 0 = just opened via acn_open_live(), ie. the first time, NZ = nth time */
struct sockaddr_in *serv_addr; /* the address control block for comms to this unit */
int chassis;
int geoslot;
iface_t *iface; /* a pointer to a linked list of interface structures */
char *imsg; /* a pointer to an inbound message */
int len; /* the current size of the inbound message */
char *ip; /* this unit's IP address (as extracted from /etc/hosts) */
int fd; /* the connection to this unit (if it exists) */
int find_fd; /* a big kludge to avoid my programming limitations since I could have this unit open for findalldevs purposes */
int first_time; /* 0 = just opened via acn_open_live(), ie. the first time, NZ = nth time */
struct sockaddr_in *serv_addr; /* the address control block for comms to this unit */
int chassis;
int geoslot;
iface_t *iface; /* a pointer to a linked list of interface structures */
char *imsg; /* a pointer to an inbound message */
int len; /* the current size of the inbound message */
} unit_t;
static char *errorString;
static unit_t units[MAX_CHASSIS+1][MAX_GEOSLOT+1]; /* we use indexes of 1 through 8, but we reserve/waste index 0 */
static fd_set readfds; /* a place to store the file descriptors for the connections to the IOPs */
static fd_set working_set;
static int max_fs;
static char static_buf[32];
static fd_set readfds; /* a place to store the file descriptors for the connections to the IOPs */
static int max_fs;
pcap_if_t *acn_if_list; /* pcap's list of available interfaces */
pcap_if_t *acn_if_list; /* pcap's list of available interfaces */
static void dump_interface_list(void) {
pcap_if_t *iff;
pcap_addr_t *addr;
int longest_name_len = 0;
int longest_name_len = 0;
char *n, *d, *f;
int if_number = 0;
int if_number = 0;
iff = acn_if_list;
while (iff) {
@@ -214,6 +211,9 @@ static void empty_unit(int chassis, int geoslot) {
empty_unit_iface(u);
if (u->imsg) { /* then if an inbound message buffer exists */
u->imsg = (char *)realloc(u->imsg, 1); /* and re-allocate the old large buffer into a new small one */
if (u->imsg == NULL) { /* oops, realloc call failed */
fprintf(stderr, "Warning...call to realloc() failed, value of errno is %d\n", errno);
}
}
@@ -311,9 +311,17 @@ static int open_with_IOP(unit_t *u, int flag) {
if (u->serv_addr == NULL) {
u->serv_addr = malloc(sizeof(struct sockaddr_in));
/* since we called malloc(), lets check to see if we actually got the memory */
if (u->serv_addr == NULL) { /* oops, we didn't get the memory requested */
fprintf(stderr, "malloc() request for u->serv_addr failed, value of errno is: %d\n", errno);
return 0;
}
}
ip = u->ip;
bzero((char *)u->serv_addr, sizeof(struct sockaddr_in));
/* bzero() is deprecated, replaced with memset() */
memset((char *)u->serv_addr, 0, sizeof(struct sockaddr_in));
u->serv_addr->sin_family = AF_INET;
u->serv_addr->sin_addr.s_addr = inet_addr(ip);
u->serv_addr->sin_port = htons(IOP_SNIFFER_PORT);
@@ -394,18 +402,16 @@ static void acn_freealldevs(void) {
}
}
static char *nonUnified_port_num(unit_t *u, int IOPportnum) {
static void nonUnified_IOP_port_name(char *buf, size_t bufsize, const char *proto, unit_t *u) {
sprintf(static_buf, "%d_%d", u->chassis, u->geoslot);
return static_buf;
snprintf(buf, bufsize, "%s_%d_%d", proto, u->chassis, u->geoslot);
}
static char *unified_port_num(unit_t *u, int IOPportnum) {
static void unified_IOP_port_name(char *buf, size_t bufsize, const char *proto, unit_t *u, int IOPportnum) {
int portnum;
portnum = ((u->chassis - 1) * 64) + ((u->geoslot - 1) * 8) + IOPportnum + 1;
sprintf(static_buf, "%d", portnum);
return static_buf;
snprintf(buf, bufsize, "%s_%d", proto, portnum);
}
static char *translate_IOP_to_pcap_name(unit_t *u, char *IOPname, bpf_u_int32 iftype) {
@@ -417,36 +423,64 @@ static char *translate_IOP_to_pcap_name(unit_t *u, char *IOPname, bpf_u_int32 if
int IOPportnum = 0;
iface = malloc(sizeof(iface_t)); /* get memory for a structure */
bzero((char *)iface, sizeof(iface_t));
if (iface == NULL) { /* oops, we didn't get the memory requested */
fprintf(stderr, "Error...couldn't allocate memory for interface structure...value of errno is: %d\n", errno);
return NULL;
}
memset((char *)iface, 0, sizeof(iface_t)); /* bzero is deprecated(), replaced with memset() */
iface->iftype = iftype; /* remember the interface type of this interface */
name = malloc(strlen(IOPname) + 1); /* get memory for the IOP's name */
if (name == NULL) { /* oops, we didn't get the memory requested */
fprintf(stderr, "Error...couldn't allocate memory for IOPname...value of errno is: %d\n", errno);
return NULL;
}
strcpy(name, IOPname); /* and copy it in */
iface->IOPname = name; /* and stick it into the structure */
if (strncmp(IOPname, "lo", 2) == 0) {
IOPportnum = atoi(&IOPname[2]);
switch (iftype) {
case DLT_EN10MB: proto = "lo"; port = nonUnified_port_num(u, IOPportnum); break;
default: proto = "???"; port = unified_port_num(u, IOPportnum); break;
case DLT_EN10MB:
nonUnified_IOP_port_name(buf, sizeof buf, "lo", u);
break;
default:
unified_IOP_port_name(buf, sizeof buf, "???", u, IOPportnum);
break;
}
} else if (strncmp(IOPname, "eth", 3) == 0) {
IOPportnum = atoi(&IOPname[3]);
switch (iftype) {
case DLT_EN10MB: proto = "eth"; port = nonUnified_port_num(u, IOPportnum); break;
default: proto = "???"; port = unified_port_num(u, IOPportnum); break;
case DLT_EN10MB:
nonUnified_IOP_port_name(buf, sizeof buf, "eth", u);
break;
default:
unified_IOP_port_name(buf, sizeof buf, "???", u, IOPportnum);
break;
}
} else if (strncmp(IOPname, "wan", 3) == 0) {
IOPportnum = atoi(&IOPname[3]);
switch (iftype) {
case DLT_SITA: proto = "wan"; port = unified_port_num(u, IOPportnum); break;
default: proto = "???"; port = unified_port_num(u, IOPportnum); break;
case DLT_SITA:
unified_IOP_port_name(buf, sizeof buf, "wan", u, IOPportnum);
break;
default:
unified_IOP_port_name(buf, sizeof buf, "???", u, IOPportnum);
break;
}
} else {
fprintf(stderr, "Error... invalid IOP name %s\n", IOPname);
return NULL;
}
sprintf(buf, "%s_%s", proto, port); /* compose the user's name for that IOP port name */
name = malloc(strlen(buf) + 1); /* get memory for that name */
if (name == NULL) { /* oops, we didn't get the memory requested */
fprintf(stderr, "Error...couldn't allocate memory for IOP port name...value of errno is: %d\n", errno);
return NULL;
}
strcpy(name, buf); /* and copy it in */
iface->name = name; /* and stick it into the structure */
@@ -548,7 +582,7 @@ static int process_client_data (char *errbuf) { /* returns: -1 = error, 0
snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno));
return -1;
}
bzero((char *)iff, sizeof(pcap_if_t));
memset((char *)iff, 0, sizeof(pcap_if_t)); /* bzero() is deprecated, replaced with memset() */
if (acn_if_list == 0) acn_if_list = iff; /* remember the head of the list */
if (prev_iff) prev_iff->next = iff; /* insert a forward link */
@@ -588,7 +622,7 @@ static int process_client_data (char *errbuf) { /* returns: -1 = error, 0
snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno));
return -1;
}
bzero((char *)addr, sizeof(pcap_addr_t));
+ memset((char *)addr, 0, sizeof(pcap_addr_t)); /* bzero() is deprecated, replaced with memset() */
if (iff->addresses == 0) iff->addresses = addr;
if (prev_addr) prev_addr->next = addr; /* insert a forward link */
if (*ptr) { /* if there is a count for the address */
@@ -596,7 +630,7 @@ static int process_client_data (char *errbuf) { /* returns: -1 = error, 0
snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno));
return -1;
}
bzero((char *)s, sizeof(struct sockaddr_in));
memset((char *)s, 0, sizeof(struct sockaddr_in)); /* bzero() is deprecated, replaced with memset() */
addr->addr = (struct sockaddr *)s;
s->sin_family = AF_INET;
s->sin_addr.s_addr = *(bpf_u_int32 *)(ptr + 1); /* copy the address in */
@@ -608,7 +642,9 @@ static int process_client_data (char *errbuf) { /* returns: -1 = error, 0
snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno));
return -1;
}
bzero((char *)s, sizeof(struct sockaddr_in));
/* bzero() is deprecated, replaced with memset() */
memset((char *)s, 0, sizeof(struct sockaddr_in));
addr->netmask = (struct sockaddr *)s;
s->sin_family = AF_INET;
s->sin_addr.s_addr = *(bpf_u_int32*)(ptr + 1);
@@ -620,7 +656,9 @@ static int process_client_data (char *errbuf) { /* returns: -1 = error, 0
snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno));
return -1;
}
bzero((char *)s, sizeof(struct sockaddr_in));
/* bzero() is deprecated, replaced with memset() */
memset((char *)s, 0, sizeof(struct sockaddr_in));
addr->broadaddr = (struct sockaddr *)s;
s->sin_family = AF_INET;
s->sin_addr.s_addr = *(bpf_u_int32*)(ptr + 1);
@@ -632,7 +670,9 @@ static int process_client_data (char *errbuf) { /* returns: -1 = error, 0
snprintf(errbuf, PCAP_ERRBUF_SIZE, "malloc: %s", pcap_strerror(errno));
return -1;
}
bzero((char *)s, sizeof(struct sockaddr_in));
/* bzero() is deprecated, replaced with memset() */
memset((char *)s, 0, sizeof(struct sockaddr_in));
addr->dstaddr = (struct sockaddr *)s;
s->sin_family = AF_INET;
s->sin_addr.s_addr = *(bpf_u_int32*)(ptr + 1);
@@ -683,6 +723,8 @@ static void wait_for_all_answers(void) {
while (1) {
int flag = 0;
fd_set working_set;
for (fd = 0; fd <= max_fs; fd++) { /* scan the list of descriptors we may be listening to */
if (FD_ISSET(fd, &readfds)) flag = 1; /* and see if there are any still set */
}
@@ -776,7 +818,7 @@ static int acn_open_live(const char *name, char *errbuf, int *linktype) { /* re
iface_t *p;
pcap_if_t *alldevsp;
pcap_findalldevs(&alldevsp, errbuf);
pcap_findalldevs_interfaces(&alldevsp, errbuf);
for (chassis = 0; chassis <= MAX_CHASSIS; chassis++) { /* scan the table... */
for (geoslot = 0; geoslot <= MAX_GEOSLOT; geoslot++) {
u = &units[chassis][geoslot];
@@ -900,7 +942,7 @@ static int pcap_read_acn(pcap_t *handle, int max_packets, pcap_handler callback,
struct pcap_pkthdr pcap_header;
//printf("pcap_read_acn()\n"); // fulko
acn_start_monitor(handle->fd, handle->snapshot, handle->md.timeout, handle->md.clear_promisc, handle->direction); /* maybe tell him to start monitoring */
acn_start_monitor(handle->fd, handle->snapshot, handle->opt.timeout, handle->opt.promisc, handle->direction); /* maybe tell him to start monitoring */
//printf("pcap_read_acn() after start monitor\n"); // fulko
handle->bp = packet_header;
@@ -945,7 +987,6 @@ static int pcap_activate_sita(pcap_t *handle) {
&handle->linktype);
if (fd == -1)
return PCAP_ERROR;
handle->md.clear_promisc = handle->md.promisc;
handle->fd = fd;
handle->bufsize = handle->snapshot;
@@ -968,10 +1009,10 @@ static int pcap_activate_sita(pcap_t *handle) {
return 0;
}
pcap_t *pcap_create(const char *device, char *ebuf) {
pcap_t *pcap_create_interface(const char *device, char *ebuf) {
pcap_t *p;
p = pcap_create_common(device, ebuf);
p = pcap_create_common(device, ebuf, 0);
if (p == NULL)
return (NULL);