/* * $Id: ftype-integer.c 25423 2008-06-04 01:30:40Z guy $ * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 2001 Gerald Combs * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include "ftypes-int.h" #include static void int_fvalue_new(fvalue_t *fv) { fv->value.uinteger = 0; } static void set_uinteger(fvalue_t *fv, guint32 value) { fv->value.uinteger = value; } static void set_sinteger(fvalue_t *fv, gint32 value) { fv->value.sinteger = value; } static guint32 get_uinteger(fvalue_t *fv) { return fv->value.uinteger; } static gint32 get_sinteger(fvalue_t *fv) { return fv->value.sinteger; } static gboolean val_from_unparsed(fvalue_t *fv, char *s, gboolean allow_partial_value _U_, LogFunc logfunc) { unsigned long value; char *endptr; errno = 0; value = strtoul(s, &endptr, 0); if (errno == EINVAL || endptr == s || *endptr != '\0') { /* This isn't a valid number. */ if (logfunc != NULL) logfunc("\"%s\" is not a valid number.", s); return FALSE; } if (errno == ERANGE) { if (logfunc != NULL) { if (value == ULONG_MAX) { logfunc("\"%s\" causes an integer overflow.", s); } else { /* * XXX - can "strtoul()" set errno to * ERANGE without returning ULONG_MAX? */ logfunc("\"%s\" is not an integer.", s); } } return FALSE; } if (value > G_MAXUINT32) { /* * Fits in an unsigned long, but not in a guint32 * (an unsigned long might be 64 bits). */ if (logfunc != NULL) logfunc("\"%s\" causes an integer overflow.", s); return FALSE; } fv->value.uinteger = value; return TRUE; } static int integer_repr_len(fvalue_t *fv _U_, ftrepr_t rtype _U_) { return 11; /* enough for 12^31-1, in decimal */ } static void integer_to_repr(fvalue_t *fv, ftrepr_t rtype _U_, char *buf) { sprintf(buf, "%d", fv->value.sinteger); } static int uinteger_repr_len(fvalue_t *fv _U_, ftrepr_t rtype _U_) { return 10; /* enough for 2^32-1, in decimal */ } static void uinteger_to_repr(fvalue_t *fv, ftrepr_t rtype _U_, char *buf) { sprintf(buf, "%u", fv->value.uinteger); } static gboolean ipxnet_from_unparsed(fvalue_t *fv, char *s, gboolean allow_partial_value _U_, LogFunc logfunc) { guint32 val; gboolean known; /* * Don't log a message if this fails; we'll try looking it * up as an IPX network name if it does, and if that fails, * we'll log a message. */ if (val_from_unparsed(fv, s, TRUE, NULL)) { return TRUE; } val = get_ipxnet_addr(s, &known); if (known) { fv->value.uinteger = val; return TRUE; } logfunc("\"%s\" is not a valid IPX network name or address.", s); return FALSE; } static int ipxnet_repr_len(fvalue_t *fv _U_, ftrepr_t rtype _U_) { return 2+8; /* 0xXXXXXXXX */ } static void ipxnet_to_repr(fvalue_t *fv, ftrepr_t rtype _U_, char *buf) { sprintf(buf, "0x%08x", fv->value.uinteger); } static gboolean cmp_eq(fvalue_t *a, fvalue_t *b) { return a->value.uinteger == b->value.uinteger; } static gboolean cmp_ne(fvalue_t *a, fvalue_t *b) { return a->value.uinteger != b->value.uinteger; } static gboolean u_cmp_gt(fvalue_t *a, fvalue_t *b) { return a->value.uinteger > b->value.uinteger; } static gboolean u_cmp_ge(fvalue_t *a, fvalue_t *b) { return a->value.uinteger >= b->value.uinteger; } static gboolean u_cmp_lt(fvalue_t *a, fvalue_t *b) { return a->value.uinteger < b->value.uinteger; } static gboolean u_cmp_le(fvalue_t *a, fvalue_t *b) { return a->value.uinteger <= b->value.uinteger; } static gboolean s_cmp_gt(fvalue_t *a, fvalue_t *b) { return a->value.sinteger > b->value.sinteger; } static gboolean s_cmp_ge(fvalue_t *a, fvalue_t *b) { return a->value.sinteger >= b->value.sinteger; } static gboolean s_cmp_lt(fvalue_t *a, fvalue_t *b) { return a->value.sinteger < b->value.sinteger; } static gboolean s_cmp_le(fvalue_t *a, fvalue_t *b) { return a->value.sinteger <= b->value.sinteger; } static gboolean cmp_bitwise_and(fvalue_t *a, fvalue_t *b) { return ((a->value.uinteger & b->value.uinteger) != 0); } static void int64_fvalue_new(fvalue_t *fv) { fv->value.integer64 = 0; } static void set_integer64(fvalue_t *fv, guint64 value) { fv->value.integer64 = value; } static guint64 get_integer64(fvalue_t *fv) { return fv->value.integer64; } static gboolean val64_from_unparsed(fvalue_t *fv, char *s, gboolean allow_partial_value _U_, LogFunc logfunc) { guint64 value; char *endptr; errno = 0; value = g_ascii_strtoull(s, &endptr, 0); if (errno == EINVAL || endptr == s || *endptr != '\0') { /* This isn't a valid number. */ if (logfunc != NULL) logfunc("\"%s\" is not a valid number.", s); return FALSE; } if (errno == ERANGE) { if (logfunc != NULL) { if (value == ULONG_MAX) { logfunc("\"%s\" causes an integer overflow.", s); } else { /* * XXX - can "strtoul()" set errno to * ERANGE without returning ULONG_MAX? */ logfunc("\"%s\" is not an integer.", s); } } return FALSE; } if (value > G_MAXUINT64) { /* * Fits in an unsigned long, but not in a guint64 * (unlikely, but not impossible). */ if (logfunc != NULL) logfunc("\"%s\" causes an integer overflow.", s); return FALSE; } fv->value.integer64 = value; return TRUE; } static int integer64_repr_len(fvalue_t *fv _U_, ftrepr_t rtype _U_) { return 20; /* enough for -2^63-1, in decimal */ } static void integer64_to_repr(fvalue_t *fv, ftrepr_t rtype _U_, char *buf) { sprintf(buf, "%" G_GINT64_MODIFIER "d", fv->value.integer64); } static int uinteger64_repr_len(fvalue_t *fv _U_, ftrepr_t rtype _U_) { return 20; /* enough for 2^64-1, in decimal */ } static void uinteger64_to_repr(fvalue_t *fv, ftrepr_t rtype _U_, char *buf) { sprintf(buf, "%" G_GINT64_MODIFIER "u", fv->value.integer64); } static gboolean cmp_eq64(fvalue_t *a, fvalue_t *b) { return a->value.integer64 == b->value.integer64; } static gboolean cmp_ne64(fvalue_t *a, fvalue_t *b) { return a->value.integer64 != b->value.integer64; } static gboolean u_cmp_gt64(fvalue_t *a, fvalue_t *b) { return (gint64)a->value.integer64 > (gint64)b->value.integer64; } static gboolean u_cmp_ge64(fvalue_t *a, fvalue_t *b) { return (gint64)a->value.integer64 >= (gint64)b->value.integer64; } static gboolean u_cmp_lt64(fvalue_t *a, fvalue_t *b) { return (gint64)a->value.integer64 < (gint64)b->value.integer64; } static gboolean u_cmp_le64(fvalue_t *a, fvalue_t *b) { return (gint64)a->value.integer64 <= (gint64)b->value.integer64; } static gboolean s_cmp_gt64(fvalue_t *a, fvalue_t *b) { return a->value.integer64 > b->value.integer64; } static gboolean s_cmp_ge64(fvalue_t *a, fvalue_t *b) { return a->value.integer64 >= b->value.integer64; } static gboolean s_cmp_lt64(fvalue_t *a, fvalue_t *b) { return a->value.integer64 < b->value.integer64; } static gboolean s_cmp_le64(fvalue_t *a, fvalue_t *b) { return a->value.integer64 <= b->value.integer64; } static gboolean cmp_bitwise_and64(fvalue_t *a, fvalue_t *b) { return ((a->value.integer64 & b->value.integer64) != 0); } /* BOOLEAN-specific */ static void boolean_fvalue_new(fvalue_t *fv) { fv->value.uinteger = TRUE; } static int boolean_repr_len(fvalue_t *fv _U_, ftrepr_t rtype _U_) { return 1; } static void boolean_to_repr(fvalue_t *fv, ftrepr_t rtype _U_, char *buf) { sprintf(buf, "%s", fv->value.uinteger ? "1" : "0"); } /* Checks for equality with zero or non-zero */ static gboolean bool_eq(fvalue_t *a, fvalue_t *b) { if (a->value.uinteger) { if (b->value.uinteger) { return TRUE; } else { return FALSE; } } else { if (b->value.uinteger) { return FALSE; } else { return TRUE; } } } /* Checks for inequality with zero or non-zero */ static gboolean bool_ne(fvalue_t *a, fvalue_t *b) { return (!bool_eq(a,b)); } void ftype_register_integers(void) { static ftype_t uint8_type = { FT_UINT8, /* ftype */ "FT_UINT8", /* name */ "unsigned, 1 byte", /* pretty name */ 1, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ uinteger_to_repr, /* val_to_string_repr */ uinteger_repr_len, /* len_string_repr */ NULL, /* set_value */ set_uinteger, /* set_value_uinteger */ NULL, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ get_uinteger, /* get_value_uinteger */ NULL, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, u_cmp_gt, u_cmp_ge, u_cmp_lt, u_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t uint16_type = { FT_UINT16, /* ftype */ "FT_UINT16", /* name */ "unsigned, 2 bytes", /* pretty_name */ 2, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ uinteger_to_repr, /* val_to_string_repr */ uinteger_repr_len, /* len_string_repr */ NULL, /* set_value */ set_uinteger, /* set_value_uinteger */ NULL, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ get_uinteger, /* get_value_integer */ NULL, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, u_cmp_gt, u_cmp_ge, u_cmp_lt, u_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t uint24_type = { FT_UINT24, /* ftype */ "FT_UINT24", /* name */ "unsigned, 3 bytes", /* pretty_name */ 3, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ uinteger_to_repr, /* val_to_string_repr */ uinteger_repr_len, /* len_string_repr */ NULL, /* set_value */ set_uinteger, /* set_value_integer */ NULL, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ get_uinteger, /* get_value_integer */ NULL, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, u_cmp_gt, u_cmp_ge, u_cmp_lt, u_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t uint32_type = { FT_UINT32, /* ftype */ "FT_UINT32", /* name */ "unsigned, 4 bytes", /* pretty_name */ 4, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ uinteger_to_repr, /* val_to_string_repr */ uinteger_repr_len, /* len_string_repr */ NULL, /* set_value */ set_uinteger, /* set_value_uinteger */ NULL, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ get_uinteger, /* get_value_integer */ NULL, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, u_cmp_gt, u_cmp_ge, u_cmp_lt, u_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t uint64_type = { FT_UINT64, /* ftype */ "FT_UINT64", /* name */ "unsigned, 8 bytes", /* pretty_name */ 8, /* wire_size */ int64_fvalue_new, /* new_value */ NULL, /* free_value */ val64_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ uinteger64_to_repr, /* val_to_string_repr */ uinteger64_repr_len, /* len_string_repr */ NULL, /* set_value */ NULL, /* set_value_uinteger */ NULL, /* set_value_sinteger */ set_integer64, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ NULL, /* get_value_uinteger */ NULL, /* get_value_sinteger */ get_integer64, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq64, cmp_ne64, u_cmp_gt64, u_cmp_ge64, u_cmp_lt64, u_cmp_le64, cmp_bitwise_and64, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, NULL, }; static ftype_t int8_type = { FT_INT8, /* ftype */ "FT_INT8", /* name */ "signed, 1 byte", /* pretty_name */ 1, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ integer_to_repr, /* val_to_string_repr */ integer_repr_len, /* len_string_repr */ NULL, /* set_value */ NULL, /* set_value_uinteger */ set_sinteger, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ NULL, /* get_value_uinteger */ get_sinteger, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, s_cmp_gt, s_cmp_ge, s_cmp_lt, s_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t int16_type = { FT_INT16, /* ftype */ "FT_INT16", /* name */ "signed, 2 bytes", /* pretty_name */ 2, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ integer_to_repr, /* val_to_string_repr */ integer_repr_len, /* len_string_repr */ NULL, /* set_value */ NULL, /* set_value_uinteger */ set_sinteger, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ NULL, /* get_value_uinteger */ get_sinteger, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, s_cmp_gt, s_cmp_ge, s_cmp_lt, s_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t int24_type = { FT_INT24, /* ftype */ "FT_INT24", /* name */ "signed, 3 bytes", /* pretty_name */ 3, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ integer_to_repr, /* val_to_string_repr */ integer_repr_len, /* len_string_repr */ NULL, /* set_value */ NULL, /* set_value_uinteger */ set_sinteger, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ NULL, /* get_value_uinteger */ get_sinteger, /* get_value_integer */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, s_cmp_gt, s_cmp_ge, s_cmp_lt, s_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t int32_type = { FT_INT32, /* ftype */ "FT_INT32", /* name */ "signed, 4 bytes", /* pretty_name */ 4, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ integer_to_repr, /* val_to_string_repr */ integer_repr_len, /* len_string_repr */ NULL, /* set_value */ NULL, /* set_value_uinteger */ set_sinteger, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ NULL, /* get_value_uinteger */ get_sinteger, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, s_cmp_gt, s_cmp_ge, s_cmp_lt, s_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t int64_type = { FT_INT64, /* ftype */ "FT_INT64", /* name */ "signed, 8 bytes", /* pretty_name */ 8, /* wire_size */ int64_fvalue_new, /* new_value */ NULL, /* free_value */ val64_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ integer64_to_repr, /* val_to_string_repr */ integer64_repr_len, /* len_string_repr */ NULL, /* set_value */ NULL, /* set_value_uinteger */ NULL, /* set_value_sinteger */ set_integer64, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ NULL, /* get_value_uinteger */ NULL, /* get_value_sinteger */ get_integer64, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq64, cmp_ne64, s_cmp_gt64, s_cmp_ge64, s_cmp_lt64, s_cmp_le64, cmp_bitwise_and64, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, NULL, }; static ftype_t boolean_type = { FT_BOOLEAN, /* ftype */ "FT_BOOLEAN", /* name */ "Boolean", /* pretty_name */ 0, /* wire_size */ boolean_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ boolean_to_repr, /* val_to_string_repr */ boolean_repr_len, /* len_string_repr */ NULL, /* set_value */ set_uinteger, /* set_value_uinteger */ NULL, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ get_uinteger, /* get_value_uinteger */ NULL, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ bool_eq, /* cmp_eq */ bool_ne, /* cmp_ne */ NULL, /* cmp_gt */ NULL, /* cmp_ge */ NULL, /* cmp_lt */ NULL, /* cmp_le */ NULL, /* cmp_bitwise_and */ NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t ipxnet_type = { FT_IPXNET, /* ftype */ "FT_IPXNET", /* name */ "IPX network number", /* pretty_name */ 4, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ ipxnet_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ ipxnet_to_repr, /* val_to_string_repr */ ipxnet_repr_len, /* len_string_repr */ NULL, /* set_value */ set_uinteger, /* set_value_uinteger */ NULL, /* get_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ get_uinteger, /* get_value_uinteger */ NULL, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, u_cmp_gt, u_cmp_ge, u_cmp_lt, u_cmp_le, cmp_bitwise_and, NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; static ftype_t framenum_type = { FT_FRAMENUM, /* ftype */ "FT_FRAMENUM", /* name */ "frame number", /* pretty_name */ 4, /* wire_size */ int_fvalue_new, /* new_value */ NULL, /* free_value */ val_from_unparsed, /* val_from_unparsed */ NULL, /* val_from_string */ uinteger_to_repr, /* val_to_string_repr */ uinteger_repr_len, /* len_string_repr */ NULL, /* set_value */ set_uinteger, /* set_value_uinteger */ NULL, /* set_value_sinteger */ NULL, /* set_value_integer64 */ NULL, /* set_value_floating */ NULL, /* get_value */ get_uinteger, /* get_value_uinteger */ NULL, /* get_value_sinteger */ NULL, /* get_value_integer64 */ NULL, /* get_value_floating */ cmp_eq, cmp_ne, u_cmp_gt, u_cmp_ge, u_cmp_lt, u_cmp_le, NULL, /* cmp_bitwise_and */ NULL, /* cmp_contains */ NULL, /* cmp_matches */ NULL, /* len */ NULL, /* slice */ }; ftype_register(FT_UINT8, &uint8_type); ftype_register(FT_UINT16, &uint16_type); ftype_register(FT_UINT24, &uint24_type); ftype_register(FT_UINT32, &uint32_type); ftype_register(FT_UINT64, &uint64_type); ftype_register(FT_INT8, &int8_type); ftype_register(FT_INT16, &int16_type); ftype_register(FT_INT24, &int24_type); ftype_register(FT_INT32, &int32_type); ftype_register(FT_INT64, &int64_type); ftype_register(FT_BOOLEAN, &boolean_type); ftype_register(FT_IPXNET, &ipxnet_type); ftype_register(FT_FRAMENUM, &framenum_type); }