diff options
Diffstat (limited to 'source4/build/pidl/eparser.c')
| -rw-r--r-- | source4/build/pidl/eparser.c | 582 |
1 files changed, 0 insertions, 582 deletions
diff --git a/source4/build/pidl/eparser.c b/source4/build/pidl/eparser.c deleted file mode 100644 index 5206b54e86..0000000000 --- a/source4/build/pidl/eparser.c +++ /dev/null @@ -1,582 +0,0 @@ -#include "eparser.h" -#include <string.h> - -static gint ett_array = -1; - -struct ndr_pull *ndr_pull_init(tvbuff_t *tvb, int offset, packet_info *pinfo, - guint8 *drep) -{ - struct ndr_pull *ndr; - - ndr = (struct ndr_pull *)g_malloc(sizeof(*ndr)); - - ndr->tvb = tvb_new_subset(tvb, offset, -1, -1); - ndr->offset = 0; - ndr->pinfo = pinfo; - ndr->drep = drep; - ndr->flags = NDR_SCALARS|NDR_BUFFERS|LIBNDR_FLAG_REF_ALLOC; - return ndr; -} - -/* - mark the start of a structure -*/ -void ndr_pull_struct_start(struct ndr_pull *ndr) -{ - struct ndr_ofs_list *ofs; - - ofs = g_malloc(sizeof(*ofs)); - ofs->offset = ndr->offset; - ofs->next = ndr->ofs_list; - ndr->ofs_list = ofs; -} - -/* - mark the end of a structure -*/ -void ndr_pull_struct_end(struct ndr_pull *ndr) -{ - ndr->ofs_list = ndr->ofs_list->next; -} - -void ndr_pull_align(struct ndr_pull *ndr, int size) -{ - ndr->offset = (ndr->offset + (size-1)) & ~(size-1); -} - -void ndr_pull_ptr(struct ndr_pull *ndr, proto_tree *tree, int hf, guint32 *ptr) -{ - ndr_pull_uint32(ndr, tree, hf, ptr); -} - -static int hf_string4_len = -1; -static int hf_string4_offset = -1; -static int hf_string4_len2 = -1; -static int hf_string_data = -1; - -void ndr_pull_string(struct ndr_pull *ndr, int ndr_flags, proto_tree *tree, - char **s) -{ - guint32 len1, ofs, len2; - char *data; - - if (!(ndr_flags & NDR_SCALARS)) { - return; - } - - switch (ndr->flags & LIBNDR_STRING_FLAGS) { - case LIBNDR_FLAG_STR_LEN4|LIBNDR_FLAG_STR_SIZE4: - case LIBNDR_FLAG_STR_LEN4|LIBNDR_FLAG_STR_SIZE4|LIBNDR_FLAG_STR_NOTERM: - - ndr_pull_uint32(ndr, tree, hf_string4_len, &len1); - ndr_pull_uint32(ndr, tree, hf_string4_offset, &ofs); - ndr_pull_uint32(ndr, tree, hf_string4_len2, &len2); - - if (len2 > 65535) - return; - - data = g_malloc(len2*2); - - proto_tree_add_bytes(tree, hf_string_data, ndr->tvb, - ndr->offset, len2 * 2, data); - - g_free(data); - - ndr->offset += len2 * 2; - - break; - - case LIBNDR_FLAG_STR_SIZE4: - - g_warning("%d: unimplemented string flags 0x%x", - ndr->pinfo->fd->num, - ndr->flags & LIBNDR_STRING_FLAGS); - -#if 0 - - ndr_pull_uint32(ndr, &len1); - NDR_PULL_NEED_BYTES(ndr, len1*2); - if (len1 == 0) { - *s = talloc_strdup(ndr->mem_ctx, ""); - break; - } - ret = convert_string_talloc(ndr->mem_ctx, chset, CH_UNIX, - ndr->data+ndr->offset, - len1*2, - (const void **)&as); - if (ret == -1) { - return ndr_pull_error(ndr, NDR_ERR_CHARCNV, - "Bad character conversion"); - } - ndr_pull_advance(ndr, len1*2); - *s = as; - -#endif - - break; - - case LIBNDR_FLAG_STR_NULLTERM: - - g_warning("%d: unimplemented string flags 0x%x", - ndr->pinfo->fd->num, - ndr->flags & LIBNDR_STRING_FLAGS); - -#if 0 - - len1 = strnlen_w(ndr->data+ndr->offset, - (ndr->data_size - ndr->offset)/2); - if (len1*2+2 <= ndr->data_size - ndr->offset) { - len1++; - } - ret = convert_string_talloc(ndr->mem_ctx, chset, CH_UNIX, - ndr->data+ndr->offset, - len1*2, - (const void **)s); - if (ret == -1) { - return ndr_pull_error(ndr, NDR_ERR_CHARCNV, - "Bad character conversion"); - } - ndr_pull_advance(ndr, len1*2); - -#endif - - break; - - case LIBNDR_FLAG_STR_ASCII|LIBNDR_FLAG_STR_LEN4|LIBNDR_FLAG_STR_SIZE4: - case LIBNDR_FLAG_STR_ASCII|LIBNDR_FLAG_STR_LEN4|LIBNDR_FLAG_STR_SIZE4|LIBNDR_FLAG_STR_NOTERM: - - ndr_pull_uint32(ndr, tree, hf_string4_len, &len1); - ndr_pull_uint32(ndr, tree, hf_string4_offset, &ofs); - ndr_pull_uint32(ndr, tree, hf_string4_len2, &len2); - - g_warning("%d: len = %d", ndr->pinfo->fd->num, len1); - g_warning("%d: offset = %d", ndr->pinfo->fd->num, ofs); - g_warning("%d: len2 = %d", ndr->pinfo->fd->num, len2); - - ndr->offset += len2; - break; - - data = g_malloc(len2 + 1); - - proto_tree_add_bytes(tree, hf_string_data, ndr->tvb, - ndr->offset, len2, data); - - g_free(data); - - break; - - case LIBNDR_FLAG_STR_ASCII|LIBNDR_FLAG_STR_LEN4: - - g_warning("%d: unimplemented string flags 0x%x", - ndr->pinfo->fd->num, - ndr->flags & LIBNDR_STRING_FLAGS); - -#if 0 - ndr_pull_uint32(ndr, &ofs); - ndr_pull_uint32(ndr, &len2); - NDR_ALLOC_N(ndr, as, (len2+1)); - ndr_pull_bytes(ndr, as, len2); - as[len2] = 0; - (*s) = as; - -#endif - - break; - - case LIBNDR_FLAG_STR_ASCII|LIBNDR_FLAG_STR_SIZE2: - - g_warning("%d: unimplemented string flags 0x%x", - ndr->pinfo->fd->num, - ndr->flags & LIBNDR_STRING_FLAGS); - -#if 0 - - ndr_pull_uint16(ndr, &len3); - NDR_ALLOC_N(ndr, as, (len3+1)); - ndr_pull_bytes(ndr, as, len3); - as[len3] = 0; - (*s) = as; - -#endif - - break; - - case LIBNDR_FLAG_STR_ASCII|LIBNDR_FLAG_STR_NULLTERM: - - g_warning("%d: unimplemented string flags 0x%x", - ndr->pinfo->fd->num, - ndr->flags & LIBNDR_STRING_FLAGS); - -#if 0 - - len1 = strnlen(ndr->data+ndr->offset, (ndr->data_size - ndr->offset)); - if (len1+1 <= ndr->data_size - ndr->offset) { - len1++; - } - NDR_ALLOC_N(ndr, as, (len1+1)); - ndr_pull_bytes(ndr, as, len1); - as[len1] = 0; - (*s) = as; - -#endif - - break; - - default: - - g_warning("%d: bad string flags 0x%x", - ndr->pinfo->fd->num, - ndr->flags & LIBNDR_STRING_FLAGS); - -#if 0 - - return ndr_pull_error(ndr, NDR_ERR_STRING, "Bad string flags 0x%x\n", - ndr->flags & LIBNDR_STRING_FLAGS); - -#endif - - } -} - -void ndr_pull_array_uint32(struct ndr_pull *ndr, int ndr_flags, - proto_tree *tree, char *name, int hf, void *data, - int count) -{ - int i; - if (!(ndr_flags & NDR_SCALARS)) { - return; - } - for (i=0;i<count;i++) { - ndr_pull_uint32(ndr, tree, hf, NULL); - } -} - -void ndr_pull_array_uint16(struct ndr_pull *ndr, int ndr_flags, - proto_tree *tree, char *name, int hf, void *data, - int count) -{ - int i; - if (!(ndr_flags & NDR_SCALARS)) { - return; - } - for (i=0;i<count;i++) { - ndr_pull_uint16(ndr, tree, hf, NULL); - } -} - -void ndr_pull_array_uint8(struct ndr_pull *ndr, int ndr_flags, - proto_tree *tree, char *name, int hf, void *data, - int count) -{ - int i; - if (!(ndr_flags & NDR_SCALARS)) { - return; - } - for (i=0;i<count;i++) { - ndr_pull_uint8(ndr, tree, hf, NULL); - } -} - -void ndr_pull_array(struct ndr_pull *ndr, int ndr_flags, proto_tree *tree, - char *name, void *data, int size, int count, - void (*pull_fn)(struct ndr_pull *, int ndr_flags, - proto_tree *tree, void *fn_data)) -{ - proto_tree **subtrees; - int i; - - subtrees = (proto_tree **)g_malloc(sizeof(proto_tree **) * count); - - if (!(ndr_flags & NDR_SCALARS)) goto buffers; - for (i=0;i<count;i++) { - proto_item *item; - item = proto_tree_add_text(tree, ndr->tvb, ndr->offset, 0, "Array entry"); - subtrees[i] = proto_item_add_subtree(item, ett_array); - - if ((ndr_flags & (NDR_SCALARS|NDR_BUFFERS)) == (NDR_SCALARS|NDR_BUFFERS)) - pull_fn(ndr, NDR_SCALARS, subtrees[i], data); - else - pull_fn(ndr, NDR_SCALARS, tree, data); - - } - if (!(ndr_flags & NDR_BUFFERS)) goto done; -buffers: - for (i=0;i<count;i++) { - if ((ndr_flags & (NDR_SCALARS|NDR_BUFFERS)) == (NDR_SCALARS|NDR_BUFFERS)) - pull_fn(ndr, NDR_BUFFERS, subtrees[i], data); - else - pull_fn(ndr, NDR_BUFFERS, tree, data); - } - done: - g_free(subtrees); -} - -void ndr_pull_save(struct ndr_pull *ndr, struct ndr_pull_save *save) -{ - save->offset = ndr->offset; -} - -void ndr_pull_restore(struct ndr_pull *ndr, struct ndr_pull_save *save) -{ - ndr->offset = save->offset; -} - -void ndr_pull_set_offset(struct ndr_pull *ndr, guint32 ofs) -{ - ndr->offset = ofs; -} - -static int hf_relative_ofs = -1; - -void ndr_pull_relative(struct ndr_pull *ndr, proto_tree *tree, - void *data, int size, - void (*fn)(struct ndr_pull *, int ndr_flags, - char *name)) -{ - struct ndr_pull ndr2; - guint32 ofs; - struct ndr_pull_save save; - - ndr_pull_uint32(ndr, tree, hf_relative_ofs, &ofs); - if (ofs == 0) { - return; - } - ndr_pull_save(ndr, &save); - ndr_pull_set_offset(ndr, ofs + ndr->ofs_list->offset); - ndr_pull_subcontext(ndr, &ndr2, tvb_length(ndr->tvb) - ndr->offset); - /* strings must be allocated by the backend functions */ - if (ndr->flags & LIBNDR_STRING_FLAGS) { - fn(&ndr2, tree, NDR_SCALARS|NDR_BUFFERS); - } else { - fn(&ndr2, tree, NDR_SCALARS|NDR_BUFFERS); - } - ndr_pull_restore(ndr, &save); -} - -void ndr_pull_uint8(struct ndr_pull *ndr, proto_tree *tree, int hf, uint8 *data) -{ - ndr->offset = dissect_ndr_uint8( - ndr->tvb, ndr->offset, ndr->pinfo, - tree, ndr->drep, hf, data); -} - -void ndr_pull_uint16(struct ndr_pull *ndr, proto_tree *tree, int hf, uint16 *data) -{ - ndr->offset = dissect_ndr_uint16( - ndr->tvb, ndr->offset, ndr->pinfo, - tree, ndr->drep, hf, data); -} - -void ndr_pull_uint32(struct ndr_pull *ndr, proto_tree *tree, int hf, uint32 *data) -{ - ndr->offset = dissect_ndr_uint32( - ndr->tvb, ndr->offset, ndr->pinfo, - tree, ndr->drep, hf, data); -} - -void ndr_pull_uint64(struct ndr_pull *ndr, proto_tree *tree, int hf, uint64 *data) -{ - ndr->offset = dissect_ndr_uint64( - ndr->tvb, ndr->offset, ndr->pinfo, - tree, ndr->drep, hf, data); -} - -void ndr_pull_int8(struct ndr_pull *ndr, proto_tree *tree, int hf, int8 *data) -{ - ndr_pull_uint8(ndr, tree, hf, data); -} - -void ndr_pull_int16(struct ndr_pull *ndr, proto_tree *tree, int hf, int16 *data) -{ - ndr_pull_uint16(ndr, tree, hf, data); -} - -void ndr_pull_int32(struct ndr_pull *ndr, proto_tree *tree, int hf, int32 *data) -{ - ndr_pull_uint32(ndr, tree, hf, data); - -} - -void ndr_pull_int64(struct ndr_pull *ndr, proto_tree *tree, int hf, int64 *data) -{ - ndr_pull_uint64(ndr, tree, hf, data); - -} - -void ndr_pull_NTTIME(struct ndr_pull *ndr, proto_tree *tree, int hf, NTTIME *data) -{ - ndr->offset = dissect_ndr_uint64( - ndr->tvb, ndr->offset, ndr->pinfo, - tree, ndr->drep, hf, data); -} - -void ndr_pull_NTSTATUS(struct ndr_pull *ndr, proto_tree *tree, int hf, NTSTATUS *data) -{ - ndr->offset = dissect_ntstatus( - ndr->tvb, ndr->offset, ndr->pinfo, - tree, ndr->drep, hf, data); -} - -void ndr_pull_HYPER_T(struct ndr_pull *ndr, proto_tree *tree, int hf, HYPER_T *data) -{ - ndr->offset = dissect_ndr_uint64( - ndr->tvb, ndr->offset, ndr->pinfo, - tree, ndr->drep, hf, data); -} - -static int hf_num_auths = -1; - -void ndr_pull_dom_sid2(struct ndr_pull *ndr, int ndr_flags, proto_tree *tree, struct dom_sid2 *data) -{ - guint32 num_auths; - - if (!(ndr_flags & NDR_SCALARS)) - return; - - ndr_pull_uint32(ndr, tree, hf_num_auths, &num_auths); - - ndr_pull_dom_sid(ndr, ndr_flags, tree, data); -} - -void ndr_pull_subcontext_flags_fn(struct ndr_pull *ndr, proto_tree *tree, - size_t sub_size, void *data, - void (*fn)(struct ndr_pull *, int ndr_flags, - proto_tree *tree, void *data)) -{ - struct ndr_pull ndr2; - - ndr_pull_subcontext_header(ndr, tree, sub_size, &ndr2); - fn(&ndr2, NDR_SCALARS|NDR_BUFFERS, tree, data); - if (sub_size) { - ndr_pull_advance(ndr, tvb_length(ndr2.tvb)); - } else { - ndr_pull_advance(ndr, ndr2.offset); - } -} - -void ndr_pull_subcontext(struct ndr_pull *ndr, struct ndr_pull *ndr2, - guint32 size) -{ - ndr2->tvb = tvb_new_subset( - ndr->tvb, ndr->offset, - (tvb_length_remaining(ndr->tvb, ndr->offset) > size) ? size : - tvb_length_remaining(ndr->tvb, ndr->offset), - (tvb_reported_length_remaining(ndr->tvb, ndr->offset) > size) ? size : - tvb_reported_length_remaining(ndr->tvb, ndr->offset)); - - ndr2->offset = 0; - ndr2->flags = ndr->flags; - - ndr2->pinfo = ndr->pinfo; - ndr2->drep = ndr->drep; - ndr2->ofs_list = ndr->ofs_list; -} - -static int hf_subcontext_size_2 = -1; -static int hf_subcontext_size_4 = -1; - -void ndr_pull_subcontext_header(struct ndr_pull *ndr, proto_tree *tree, - size_t sub_size, struct ndr_pull *ndr2) -{ - switch (sub_size) { - case 0: { - guint32 size = tvb_length(ndr->tvb) - ndr->offset; - if (size == 0) return; - ndr_pull_subcontext(ndr, ndr2, size); - break; - } - - case 2: { - guint16 size; - ndr_pull_uint16(ndr, tree, hf_subcontext_size_2, &size); - if (size == 0) return; - ndr_pull_subcontext(ndr, ndr2, size); - break; - } - - case 4: { - guint32 size; - ndr_pull_uint32(ndr, tree, hf_subcontext_size_4, &size); - if (size == 0) return; - ndr_pull_subcontext(ndr, ndr2, size); - break; - } - default: ; -/* return ndr_pull_error(ndr, NDR_ERR_SUBCONTEXT, "Bad subcontext size %d", sub_size); */ - } -} - -void ndr_pull_advance(struct ndr_pull *ndr, int offset) -{ - ndr->offset += offset; -} - -struct subtree_info { - char *name; - proto_tree *subtree; -}; - -proto_tree *get_subtree(proto_tree *tree, char *name, struct ndr_pull *ndr, - gint ett) -{ - GSList *list, *l; - proto_item *item; - struct subtree_info *info; - - /* Get current list value */ - - if (!tree) - return NULL; - - list = (GSList *)tree->user_data; - - /* Look for name */ - - for (l = list; l; l = g_slist_next(l)) { - info = l->data; - - if (strcmp(name, info->name) == 0) - return info->subtree; - } - - /* Create new subtree entry */ - - info = (struct subtree_info *)g_malloc(sizeof(struct subtree_info)); - - info->name = g_strdup(name); - item = proto_tree_add_text(tree, ndr->tvb, ndr->offset, 0, name); - info->subtree = proto_item_add_subtree(item, ett); - - /* Don't forget to add new list head */ - - list = g_slist_append(list, info); - - tree->user_data = list; - - return info->subtree; -} - -void proto_register_eparser(void) -{ - static hf_register_info hf[] = { - { &hf_string4_len, { "String4 length", "eparser.string4_length", FT_UINT32, BASE_DEC, NULL, 0x0, "String4 length", HFILL }}, - { &hf_string4_offset, { "String4 offset", "eparser.string4_offset", FT_UINT32, BASE_DEC, NULL, 0x0, "String4 offset", HFILL }}, - { &hf_string4_len2, { "String4 length2", "eparser.string4_length2", FT_UINT32, BASE_DEC, NULL, 0x0, "String4 length2", HFILL }}, - { &hf_num_auths, { "Num auths", "eparser.num_auths", FT_UINT32, BASE_DEC, NULL, 0x0, "Num auths", HFILL }}, - { &hf_string_data, { "String data", "eparser.string_data", FT_BYTES, BASE_NONE, NULL, 0x0, "String data", HFILL }}, - { &hf_subcontext_size_2, { "Subcontext size2", "eparser.subcontext_size2", FT_UINT16, BASE_DEC, NULL, 0x0, "Subcontext size2", HFILL }}, - { &hf_subcontext_size_4, { "Subcontext size4", "eparser.subcontext_size4", FT_UINT16, BASE_DEC, NULL, 0x0, "Subcontext size4", HFILL }}, - { &hf_relative_ofs, { "Relative offset", "eparser.relative_offset", FT_UINT32, BASE_DEC, NULL, 0x0, "Relative offset", HFILL }}, -/* { &hf_subtree_list, { "Subtree list", "", FT_UINT64, BASE_DEC, NULL, 0,"", HFILL }}, */ - }; - - static gint *ett[] = { - &ett_array, - }; - - int proto_dcerpc; - - proto_dcerpc = proto_get_id_by_filter_name("dcerpc"); - proto_register_field_array(proto_dcerpc, hf, array_length(hf)); - proto_register_subtree_array(ett, array_length(ett)); -} |