Include <string.h> only if required.

[tcpdump] / smbutil.c

diff --git a/smbutil.c b/smbutil.c
index a8203bf6a64959af17da4aad7cae0b384c433cd8..ff32ecce2ba43a5a12159ed3d27610654a006feb 100644 (file)
--- a/smbutil.c
+++ b/smbutil.c
@@ -145,7 +145,6 @@ name_interpret(netdissect_options *ndo,
 
     if (in >= maxbuf)
        return(-1);     /* name goes past the end of the buffer */
-    ND_TCHECK_1(in);
     len = GET_U_1(in) / 2;
     in++;
 
@@ -190,7 +189,6 @@ name_ptr(netdissect_options *ndo,
     p = buf + ofs;
     if (p >= maxbuf)
        return(NULL);   /* name goes past the end of the buffer */
-    ND_TCHECK_1(p);
 
     c = GET_U_1(p);
 
@@ -244,14 +242,12 @@ name_len(netdissect_options *ndo,
 
     if (s >= maxbuf)
        return(-1);     /* name goes past the end of the buffer */
-    ND_TCHECK_1(s);
     c = GET_U_1(s);
     if ((c & 0xC0) == 0xC0)
        return(2);
     while (GET_U_1(s)) {
        if (s >= maxbuf)
            return(-1); /* name goes past the end of the buffer */
-       ND_TCHECK_1(s);
        s += GET_U_1(s) + 1;
        ND_TCHECK_1(s);
     }
@@ -296,7 +292,6 @@ smb_data_print(netdissect_options *ndo, const u_char *buf, u_int len)
        return;
     ND_PRINT("[%03X] ", i);
     for (i = 0; i < len; /*nothing*/) {
-        ND_TCHECK_1(buf + i);
        ND_PRINT("%02X ", GET_U_1(buf + i) & 0xff);
        i++;
        if (i%8 == 0)
@@ -320,7 +315,7 @@ smb_data_print(netdissect_options *ndo, const u_char *buf, u_int len)
        while (n--)
            ND_PRINT("   ");
 
-       n = min(8, i % 16);
+       n = ND_MIN(8, i % 16);
        print_asc(ndo, buf + i - (i % 16), n);
        ND_PRINT(" ");
        n = (i % 16) - n;
@@ -328,10 +323,6 @@ smb_data_print(netdissect_options *ndo, const u_char *buf, u_int len)
            print_asc(ndo, buf + i - n, n);
        ND_PRINT("\n");
     }
-    return;
-
-trunc:
-    nd_print_trunc(ndo);
 }
 
 
@@ -380,7 +371,6 @@ unistr(netdissect_options *ndo, char (*buf)[MAX_UNISTR_SIZE+1],
        sp = s;
        if (!use_unicode) {
            for (;;) {
-               ND_TCHECK_1(sp);
                c = GET_U_1(sp);
                sp++;
                strsize++;
@@ -389,7 +379,6 @@ unistr(netdissect_options *ndo, char (*buf)[MAX_UNISTR_SIZE+1],
            }
        } else {
            for (;;) {
-               ND_TCHECK_2(sp);
                c = GET_LE_U_2(sp);
                sp += 2;
                strsize += 2;
@@ -400,7 +389,6 @@ unistr(netdissect_options *ndo, char (*buf)[MAX_UNISTR_SIZE+1],
     }
     if (!use_unicode) {
        while (strsize != 0) {
-           ND_TCHECK_1(s);
            c = GET_U_1(s);
            s++;
            strsize--;
@@ -432,7 +420,6 @@ unistr(netdissect_options *ndo, char (*buf)[MAX_UNISTR_SIZE+1],
        }
     } else {
        while (strsize > 1) {
-           ND_TCHECK_2(s);
            c = GET_LE_U_2(s);
            s += 2;
            strsize -= 2;
@@ -488,14 +475,12 @@ smb_fdata1(netdissect_options *ndo,
     while (*fmt && buf<maxbuf) {
        switch (*fmt) {
        case 'a':
-           ND_TCHECK_1(buf);
            write_bits(ndo, GET_U_1(buf), attrib_fmt);
            buf++;
            fmt++;
            break;
 
        case 'A':
-           ND_TCHECK_2(buf);
            write_bits(ndo, GET_LE_U_2(buf), attrib_fmt);
            buf += 2;
            fmt++;
@@ -516,7 +501,6 @@ smb_fdata1(netdissect_options *ndo,
            strncpy(bitfmt, fmt, l);
            bitfmt[l] = '\0';
            fmt = p + 1;
-           ND_TCHECK_1(buf);
            write_bits(ndo, GET_U_1(buf), bitfmt);
            buf++;
            break;
@@ -539,7 +523,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'b':
          {
            unsigned int x;
-           ND_TCHECK_1(buf);
            x = GET_U_1(buf);
            ND_PRINT("%u (0x%x)", x, x);
            buf += 1;
@@ -549,7 +532,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'd':
          {
            int x;
-           ND_TCHECK_2(buf);
            x = reverse ? GET_BE_S_2(buf) :
                          GET_LE_S_2(buf);
            ND_PRINT("%d (0x%x)", x, x);
@@ -560,7 +542,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'D':
          {
            int x;
-           ND_TCHECK_4(buf);
            x = reverse ? GET_BE_S_4(buf) :
                          GET_LE_S_4(buf);
            ND_PRINT("%d (0x%x)", x, x);
@@ -571,7 +552,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'L':
          {
            uint64_t x;
-           ND_TCHECK_8(buf);
            x = reverse ? GET_BE_U_8(buf) :
                          GET_LE_U_8(buf);
            ND_PRINT("%" PRIu64 " (0x%" PRIx64 ")", x, x);
@@ -582,7 +562,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'u':
          {
            unsigned int x;
-           ND_TCHECK_2(buf);
            x = reverse ? GET_BE_U_2(buf) :
                          GET_LE_U_2(buf);
            ND_PRINT("%u (0x%x)", x, x);
@@ -593,7 +572,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'U':
          {
            unsigned int x;
-           ND_TCHECK_4(buf);
            x = reverse ? GET_BE_U_4(buf) :
                          GET_LE_U_4(buf);
            ND_PRINT("%u (0x%x)", x, x);
@@ -620,7 +598,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'B':
          {
            unsigned int x;
-           ND_TCHECK_1(buf);
            x = GET_U_1(buf);
            ND_PRINT("0x%X", x);
            buf += 1;
@@ -630,7 +607,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'w':
          {
            unsigned int x;
-           ND_TCHECK_2(buf);
            x = reverse ? GET_BE_U_2(buf) :
                          GET_LE_U_2(buf);
            ND_PRINT("0x%X", x);
@@ -641,7 +617,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'W':
          {
            unsigned int x;
-           ND_TCHECK_4(buf);
            x = reverse ? GET_BE_U_4(buf) :
                          GET_LE_U_4(buf);
            ND_PRINT("0x%X", x);
@@ -655,7 +630,6 @@ smb_fdata1(netdissect_options *ndo,
            switch (*fmt) {
 
            case 'b':
-               ND_TCHECK_1(buf);
                stringlen = GET_U_1(buf);
                stringlen_is_set = 1;
                ND_PRINT("%u", stringlen);
@@ -664,7 +638,6 @@ smb_fdata1(netdissect_options *ndo,
 
            case 'd':
            case 'u':
-               ND_TCHECK_2(buf);
                stringlen = reverse ? GET_BE_U_2(buf) :
                                      GET_LE_U_2(buf);
                stringlen_is_set = 1;
@@ -674,7 +647,6 @@ smb_fdata1(netdissect_options *ndo,
 
            case 'D':
            case 'U':
-               ND_TCHECK_4(buf);
                stringlen = reverse ? GET_BE_U_4(buf) :
                                      GET_LE_U_4(buf);
                stringlen_is_set = 1;
@@ -699,7 +671,6 @@ smb_fdata1(netdissect_options *ndo,
        case 'Z':
        case 'Y':       /* like 'Z', but always ASCII */
          {
-           ND_TCHECK_1(buf);
            if (GET_U_1(buf) != 4 && GET_U_1(buf) != 2) {
                ND_PRINT("Error! ASCIIZ buffer of type %u", GET_U_1(buf));
                return maxbuf;  /* give up */
@@ -783,7 +754,6 @@ smb_fdata1(netdissect_options *ndo,
                    name_type_str(name_type));
                break;
            case 2:
-               ND_TCHECK_1(buf + 15);
                name_type = GET_U_1(buf + 15);
                ND_PRINT("%-15.15s NameType=0x%02X (%s)", buf, name_type,
                    name_type_str(name_type));
@@ -804,7 +774,6 @@ smb_fdata1(netdissect_options *ndo,
 
            switch (atoi(fmt + 1)) {
            case 1:
-               ND_TCHECK_4(buf);
                x = GET_LE_U_4(buf);
                if (x == 0 || x == 0xFFFFFFFF)
                    t = 0;
@@ -813,7 +782,6 @@ smb_fdata1(netdissect_options *ndo,
                buf += 4;
                break;
            case 2:
-               ND_TCHECK_4(buf);
                x = GET_LE_U_4(buf);
                if (x == 0 || x == 0xFFFFFFFF)
                    t = 0;