* User Accessible Tables
* Mantain an array of user accessible data strucures
*
- * (c) 2007, Luis E. Garcia Ontanon <luis.ontanon@gmail.com>
+ * (c) 2007, Luis E. Garcia Ontanon <luis@ontanon.org>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* 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.
#include <stdarg.h>
#include <glib.h>
+
+#include <wsutil/file_util.h>
+#include <wsutil/str_util.h>
+
#include <epan/emem.h>
#include <epan/report_err.h>
#include <epan/filesystem.h>
#include <epan/packet.h>
+#include <epan/range.h>
#include "uat-int.h"
static GPtrArray* all_uats = NULL;
void uat_init(void) {
- all_uats = g_ptr_array_new();
+ all_uats = g_ptr_array_new();
}
uat_t* uat_new(const char* name,
- size_t size,
- char* filename,
- void** data_ptr,
- guint* numitems_ptr,
- char* category,
- char* help,
- uat_copy_cb_t copy_cb,
- uat_update_cb_t update_cb,
- uat_free_cb_t free_cb,
- uat_field_t* flds_array) {
- uat_t* uat = g_malloc(sizeof(uat_t));
- guint i;
-
- if (!all_uats)
- all_uats = g_ptr_array_new();
-
- g_ptr_array_add(all_uats,uat);
-
- g_assert(name && size && filename && data_ptr && numitems_ptr);
-
- uat->name = g_strdup(name);
- uat->record_size = size;
- uat->filename = g_strdup(filename);
- uat->user_ptr = data_ptr;
- uat->nrows_p = numitems_ptr;
- uat->copy_cb = copy_cb;
- uat->update_cb = update_cb;
- uat->free_cb = free_cb;
- uat->fields = flds_array;
- uat->user_data = g_array_new(FALSE,FALSE,uat->record_size);
- uat->changed = FALSE;
- uat->rep = NULL;
- uat->free_rep = NULL;
- uat->help = help;
- uat->category = category;
-
- for (i=0;flds_array[i].name;i++) {
- fld_data_t* f = g_malloc(sizeof(fld_data_t));
-
- f->colnum = i+1;
- f->rep = NULL;
- f->free_rep = NULL;
-
- flds_array[i].priv = f;
- }
-
- uat->ncols = i;
-
-
- *data_ptr = NULL;
- *numitems_ptr = 0;
-
- return uat;
+ size_t size,
+ const char* filename,
+ gboolean from_profile,
+ void** data_ptr,
+ guint* numitems_ptr,
+ const char* category,
+ const char* help,
+ uat_copy_cb_t copy_cb,
+ uat_update_cb_t update_cb,
+ uat_free_cb_t free_cb,
+ uat_post_update_cb_t post_update_cb,
+ uat_field_t* flds_array) {
+ /* Create new uat */
+ uat_t* uat = g_malloc(sizeof(uat_t));
+ guint i;
+
+ /* Add to global array of uats */
+ if (!all_uats)
+ all_uats = g_ptr_array_new();
+
+ g_ptr_array_add(all_uats,uat);
+
+ /* Check params */
+ g_assert(name && size && filename && data_ptr && numitems_ptr);
+
+ /* Set uat values from inputs */
+ uat->name = g_strdup(name);
+ uat->record_size = size;
+ uat->filename = g_strdup(filename);
+ uat->from_profile = from_profile;
+ uat->user_ptr = data_ptr;
+ uat->nrows_p = numitems_ptr;
+ uat->copy_cb = copy_cb;
+ uat->update_cb = update_cb;
+ uat->free_cb = free_cb;
+ uat->post_update_cb = post_update_cb;
+ uat->fields = flds_array;
+ uat->user_data = g_array_new(FALSE,FALSE,(guint)uat->record_size);
+ uat->changed = FALSE;
+ uat->loaded = FALSE;
+ uat->from_global = FALSE;
+ uat->rep = NULL;
+ uat->free_rep = NULL;
+ uat->help = help;
+ uat->category = category;
+
+ for (i=0;flds_array[i].title;i++) {
+ fld_data_t* f = g_malloc(sizeof(fld_data_t));
+
+ f->colnum = i+1;
+ f->rep = NULL;
+ f->free_rep = NULL;
+
+ flds_array[i].priv = f;
+ }
+
+ uat->ncols = i;
+
+ *data_ptr = NULL;
+ *numitems_ptr = 0;
+
+ return uat;
}
void* uat_add_record(uat_t* uat, const void* data) {
- void* rec;
-
- g_array_append_vals (uat->user_data, data, 1);
-
- rec = uat->user_data->data + (uat->record_size * (uat->user_data->len-1));
-
- if (uat->copy_cb) {
- uat->copy_cb(rec, data, uat->record_size);
- }
-
- UAT_UPDATE(uat);
-
- return rec;
+ void* rec;
+
+ g_array_append_vals (uat->user_data, data, 1);
+
+ rec = uat->user_data->data + (uat->record_size * (uat->user_data->len-1));
+
+ if (uat->copy_cb) {
+ uat->copy_cb(rec, data, (unsigned int) uat->record_size);
+ }
+
+ UAT_UPDATE(uat);
+
+ return rec;
}
void uat_swap(uat_t* uat, guint a, guint b) {
- guint s = uat->record_size;
- void* tmp = ep_alloc(s);
-
- g_assert( a < uat->user_data->len && b < uat->user_data->len );
+ size_t s = uat->record_size;
+ void* tmp = ep_alloc(s);
- if (a == b) return;
+ g_assert( a < uat->user_data->len && b < uat->user_data->len );
- memcpy(tmp, UAT_INDEX_PTR(uat,a), s);
- memcpy(UAT_INDEX_PTR(uat,a), UAT_INDEX_PTR(uat,b), s);
- memcpy(UAT_INDEX_PTR(uat,b), tmp, s);
+ if (a == b) return;
+
+ memcpy(tmp, UAT_INDEX_PTR(uat,a), s);
+ memcpy(UAT_INDEX_PTR(uat,a), UAT_INDEX_PTR(uat,b), s);
+ memcpy(UAT_INDEX_PTR(uat,b), tmp, s);
}
void uat_remove_record_idx(uat_t* uat, guint idx) {
-
- g_assert( idx < uat->user_data->len );
- if (uat->free_cb) {
- uat->free_cb(UAT_INDEX_PTR(uat,idx));
- }
-
- g_array_remove_index(uat->user_data, idx);
-
- UAT_UPDATE(uat);
+ g_assert( idx < uat->user_data->len );
+
+ if (uat->free_cb) {
+ uat->free_cb(UAT_INDEX_PTR(uat,idx));
+ }
+
+ g_array_remove_index(uat->user_data, idx);
+
+ UAT_UPDATE(uat);
}
+/* The returned filename was g_malloc()'d so the caller must free it */
gchar* uat_get_actual_filename(uat_t* uat, gboolean for_writing) {
- gchar* pers_fname = get_persconffile_path(uat->filename,for_writing);
-
- if (! for_writing ) {
- gchar* data_fname = get_datafile_path(uat->filename);
-
- if (file_exists(data_fname)) {
- return data_fname;
- }
- }
-
- if ((! file_exists(pers_fname) ) && (! for_writing ) ) {
- return NULL;
- }
-
- return pers_fname;
+ gchar *pers_fname = NULL;
+
+ if (! uat->from_global) {
+ pers_fname = get_persconffile_path(uat->filename, uat->from_profile, for_writing);
+ }
+
+ if ((! for_writing ) && (! file_exists(pers_fname) )) {
+ gchar* data_fname = get_datafile_path(uat->filename);
+
+ if (file_exists(data_fname)) {
+ g_free(pers_fname);
+ return data_fname;
+ }
+
+ g_free(data_fname);
+ g_free(pers_fname);
+ return NULL;
+ }
+
+ return pers_fname;
+}
+
+uat_t* uat_get_table_by_name(const char* name) {
+ guint i;
+
+ for (i=0; i < all_uats->len; i++) {
+ uat_t* u = g_ptr_array_index(all_uats,i);
+ if ( g_str_equal(u->name,name) ) {
+ return (u);
+ }
+ }
+
+ return NULL;
}
static void putfld(FILE* fp, void* rec, uat_field_t* f) {
- guint fld_len;
- char* fld_ptr;
-
- f->cb.tostr(rec,&fld_ptr,&fld_len,f->cbdata.tostr,f->fld_data);
-
- switch(f->mode){
- case PT_TXTMOD_ENUM:
- case PT_TXTMOD_STRING: {
- guint i;
-
- putc('"',fp);
-
- for(i=0;i<fld_len;i++) {
- char c = fld_ptr[i];
-
- if (c == '"' || c == '\\' || ! isprint(c) ) {
- fprintf(fp,"\\x%.2x",c);
- } else {
- putc(c,fp);
- }
- }
-
- putc('"',fp);
- return;
- }
- case PT_TXTMOD_HEXBYTES: {
- guint i;
-
- for(i=0;i<fld_len;i++) {
- fprintf(fp,"%.2x",((guint8*)fld_ptr)[i]);
- }
-
- return;
- }
- default:
- g_assert_not_reached();
- }
+ guint fld_len;
+ const char* fld_ptr;
+
+ f->cb.tostr(rec,&fld_ptr,&fld_len,f->cbdata.tostr,f->fld_data);
+
+ switch(f->mode){
+ case PT_TXTMOD_ENUM:
+ case PT_TXTMOD_FILENAME:
+ case PT_TXTMOD_DIRECTORYNAME:
+ case PT_TXTMOD_STRING: {
+ guint i;
+
+ putc('"',fp);
+
+ for(i=0;i<fld_len;i++) {
+ char c = fld_ptr[i];
+
+ if (c == '"' || c == '\\' || ! isprint((guchar)c) ) {
+ fprintf(fp,"\\x%.2x",c);
+ } else {
+ putc(c,fp);
+ }
+ }
+
+ putc('"',fp);
+ return;
+ }
+ case PT_TXTMOD_HEXBYTES: {
+ guint i;
+
+ for(i=0;i<fld_len;i++) {
+ fprintf(fp,"%.2x",((guint8*)fld_ptr)[i]);
+ }
+
+ return;
+ }
+ default:
+ g_assert_not_reached();
+ }
}
gboolean uat_save(uat_t* uat, char** error) {
- guint i;
- gchar* fname = uat_get_actual_filename(uat,TRUE);
- FILE* fp;
-
- if (! fname ) return FALSE;
-
- fp = fopen(fname,"w");
-
- if (!fp) {
- *error = ep_strdup_printf("uat_save: error opening '%s': %s",fname,strerror(errno));
- return FALSE;
- }
-
- *error = NULL;
-
- fprintf(fp,"# This file is automatically generated, DO NOT MODIFY.\n");
-
- for ( i = 0 ; i < uat->user_data->len ; i++ ) {
- void* rec = uat->user_data->data + (uat->record_size * i);
- uat_field_t* f;
- guint j;
-
- f = uat->fields;
-
-
- for( j=0 ; j < uat->ncols ; j++ ) {
- putfld(fp, rec, &(f[j]));
- fputs((j == uat->ncols - 1) ? "\n" : "," ,fp);
- }
-
- }
-
- fclose(fp);
-
- uat->changed = FALSE;
-
- return TRUE;
+ guint i;
+ gchar* fname = uat_get_actual_filename(uat,TRUE);
+ FILE* fp;
+
+ if (! fname ) return FALSE;
+
+ fp = ws_fopen(fname,"w");
+
+ if (!fp && errno == ENOENT) {
+ /* Parent directory does not exist, try creating first */
+ gchar *pf_dir_path = NULL;
+ if (create_persconffile_dir(&pf_dir_path) != 0) {
+ *error = ep_strdup_printf("uat_save: error creating '%s'", pf_dir_path);
+ g_free (pf_dir_path);
+ return FALSE;
+ }
+ fp = ws_fopen(fname,"w");
+ }
+
+ if (!fp) {
+ *error = ep_strdup_printf("uat_save: error opening '%s': %s",fname,g_strerror(errno));
+ return FALSE;
+ }
+
+ *error = NULL;
+ g_free (fname);
+
+ fprintf(fp,"# This file is automatically generated, DO NOT MODIFY.\n");
+
+ for ( i = 0 ; i < uat->user_data->len ; i++ ) {
+ void* rec = uat->user_data->data + (uat->record_size * i);
+ uat_field_t* f;
+ guint j;
+
+ f = uat->fields;
+
+
+ for( j=0 ; j < uat->ncols ; j++ ) {
+ putfld(fp, rec, &(f[j]));
+ fputs((j == uat->ncols - 1) ? "\n" : "," ,fp);
+ }
+
+ }
+
+ fclose(fp);
+
+ uat->changed = FALSE;
+
+ return TRUE;
}
void uat_destroy(uat_t* uat) {
- /* XXX still missing a destructor */
- g_ptr_array_remove(all_uats,uat);
-
+ /* XXX still missing a destructor */
+ g_ptr_array_remove(all_uats,uat);
+
+}
+
+uat_t *uat_find(gchar *name) {
+ guint i;
+
+ for (i=0; i < all_uats->len; i++) {
+ uat_t* u = g_ptr_array_index(all_uats,i);
+
+ if (strcmp(u->name, name) == 0 || strcmp(u->filename, name) == 0) {
+ return u;
+ }
+ }
+ return NULL;
+}
+
+void uat_clear(uat_t* uat) {
+ guint i;
+
+ for ( i = 0 ; i < uat->user_data->len ; i++ ) {
+ if (uat->free_cb) {
+ uat->free_cb(UAT_INDEX_PTR(uat,i));
+ }
+ }
+
+ g_array_set_size(uat->user_data,0);
+
+ *((uat)->user_ptr) = NULL;
+ *((uat)->nrows_p) = 0;
}
void* uat_dup(uat_t* uat, guint* len_p) {
- guint size = (uat->record_size * uat->user_data->len);
- *len_p = size;
- return size ? g_memdup(uat->user_data->data,size) : NULL ;
+ guint size = (guint) (uat->record_size * uat->user_data->len);
+ *len_p = size;
+ return size ? g_memdup(uat->user_data->data,size) : NULL ;
}
void* uat_se_dup(uat_t* uat, guint* len_p) {
- guint size = (uat->record_size * uat->user_data->len);
- *len_p = size;
- return size ? se_memdup(uat->user_data->data,size) : NULL ;
+ guint size = (guint) (uat->record_size * uat->user_data->len);
+ *len_p = (guint) size;
+ return size ? se_memdup(uat->user_data->data,size) : NULL ;
+}
+
+void uat_unload_all(void) {
+ guint i;
+
+ for (i=0; i < all_uats->len; i++) {
+ uat_t* u = g_ptr_array_index(all_uats,i);
+ /* Do not unload if not in profile */
+ if (u->from_profile) {
+ uat_clear(u);
+ u->loaded = FALSE;
+ }
+ }
}
void uat_cleanup(void) {
- while( all_uats->len ) {
- uat_destroy((uat_t*)all_uats->pdata);
- }
+ while( all_uats->len ) {
+ uat_destroy((uat_t*)all_uats->pdata);
+ }
+
+ g_ptr_array_free(all_uats,TRUE);
+}
+
+
+void uat_foreach_table(uat_cb_t cb,void* user_data) {
+ guint i;
+
+ for (i=0; i < all_uats->len; i++)
+ cb(g_ptr_array_index(all_uats,i), user_data);
- g_ptr_array_free(all_uats,TRUE);
}
+
void uat_load_all(void) {
- guint i;
- gchar* err;
-
- for (i=0; i < all_uats->len; i++) {
- uat_t* u = g_ptr_array_index(all_uats,i);
- err = NULL;
-
- uat_load(u, &err);
-
- if (err) {
- report_failure("Error loading table '%s': %s",u->name,err);
- }
- }
+ guint i;
+ gchar* err;
+
+ for (i=0; i < all_uats->len; i++) {
+ uat_t* u = g_ptr_array_index(all_uats,i);
+ err = NULL;
+
+ if (!u->loaded)
+ uat_load(u, &err);
+
+ if (err) {
+ report_failure("Error loading table '%s': %s",u->name,err);
+ }
+ }
+}
+
+
+gboolean uat_fld_chk_str(void* u1 _U_, const char* strptr, unsigned len _U_, const void* u2 _U_, const void* u3 _U_, const char** err) {
+ if (strptr == NULL) {
+ *err = "NULL pointer";
+ return FALSE;
+ }
+
+ *err = NULL;
+ return TRUE;
+}
+
+gboolean uat_fld_chk_oid(void* u1 _U_, const char* strptr, unsigned len, const void* u2 _U_, const void* u3 _U_, const char** err) {
+ unsigned int i;
+ *err = NULL;
+
+ if (strptr == NULL) {
+ *err = "NULL pointer";
+ return FALSE;
+ }
+
+ for(i = 0; i < len; i++)
+ if(!(isdigit(strptr[i]) || strptr[i] == '.')) {
+ *err = "Only digits [0-9] and \".\" allowed in an OID";
+ break;
+ }
+
+ if(strptr[len-1] == '.')
+ *err = "OIDs must not be terminated with a \".\"";
+
+ if(!((*strptr == '0' || *strptr == '1' || *strptr =='2') && (len > 1 && strptr[1] == '.')))
+ *err = "OIDs must start with \"0.\" (ITU-T assigned), \"1.\" (ISO assigned) or \"2.\" (joint ISO/ITU-T assigned)";
+
+ /* should also check that the second arc is in the range 0-39 */
+
+ return *err == NULL;
+}
+
+gboolean uat_fld_chk_proto(void* u1 _U_, const char* strptr, unsigned len, const void* u2 _U_, const void* u3 _U_, const char** err) {
+ if (len) {
+ char* name = ep_strndup(strptr,len);
+ ascii_strdown_inplace(name);
+ g_strchug(name);
+
+ if (find_dissector(name)) {
+ *err = NULL;
+ return TRUE;
+ } else {
+ *err = "dissector not found";
+ return FALSE;
+ }
+ } else {
+ *err = NULL;
+ return TRUE;
+ }
+}
+
+gboolean uat_fld_chk_num_dec(void* u1 _U_, const char* strptr, unsigned len, const void* u2 _U_, const void* u3 _U_, const char** err) {
+ if (len > 0) {
+ char* str = ep_strndup(strptr,len);
+ long i = strtol(str,&str,10);
+
+ if ( ( i == 0) && (errno == ERANGE || errno == EINVAL) ) {
+ *err = g_strerror(errno);
+ return FALSE;
+ }
+ }
+
+ *err = NULL;
+ return TRUE;
+}
+
+gboolean uat_fld_chk_num_hex(void* u1 _U_, const char* strptr, unsigned len, const void* u2 _U_, const void* u3 _U_, const char** err) {
+ if (len > 0) {
+ char* str = ep_strndup(strptr,len);
+ long i = strtol(str,&str,16);
+
+ if ( ( i == 0) && (errno == ERANGE || errno == EINVAL) ) {
+ *err = g_strerror(errno);
+ return FALSE;
+ }
+ }
+
+ *err = NULL;
+ return TRUE;
+}
+
+gboolean uat_fld_chk_enum(void* u1 _U_, const char* strptr, unsigned len, const void* v, const void* u3 _U_, const char** err) {
+ char* str = ep_strndup(strptr,len);
+ guint i;
+ const value_string* vs = v;
+
+ for(i=0;vs[i].strptr;i++) {
+ if (g_str_equal(vs[i].strptr,str)) {
+ *err = NULL;
+ return TRUE;
+ }
+ }
+
+ *err = ep_strdup_printf("invalid value: %s",str);
+ return FALSE;
+}
+
+gboolean uat_fld_chk_range(void* u1 _U_, const char* strptr, unsigned len, const void* v _U_, const void* u3, const char** err) {
+ char* str = ep_strndup(strptr,len);
+ range_t* r = NULL;
+ convert_ret_t ret = range_convert_str(&r, str,GPOINTER_TO_UINT(u3));
+
+ switch ( ret ) {
+ case CVT_NO_ERROR:
+ *err = NULL;
+ return TRUE;
+ case CVT_SYNTAX_ERROR:
+ *err = ep_strdup_printf("syntax error in range: %s",str);
+ return FALSE;
+ case CVT_NUMBER_TOO_BIG:
+ *err = ep_strdup_printf("value too large in range: '%s' (max = %u)",str,GPOINTER_TO_UINT(u3));
+ return FALSE;
+ default:
+ *err = "This should not happen, it is a bug in wireshark! please report to wireshark-dev@wireshark.org";
+ return FALSE;
+ }
+}
+
+static int xton(char d) {
+ switch(d) {
+ case '0': return 0;
+ case '1': return 1;
+ case '2': return 2;
+ case '3': return 3;
+ case '4': return 4;
+ case '5': return 5;
+ case '6': return 6;
+ case '7': return 7;
+ case '8': return 8;
+ case '9': return 9;
+ case 'a': case 'A': return 10;
+ case 'b': case 'B': return 11;
+ case 'c': case 'C': return 12;
+ case 'd': case 'D': return 13;
+ case 'e': case 'E': return 14;
+ case 'f': case 'F': return 15;
+ default: return -1;
+ }
+}
+
+char* uat_unbinstring(const char* si, guint in_len, guint* len_p) {
+ guint8* buf;
+ guint len = in_len/2;
+ int i = 0;
+ int d0, d1;
+
+ if (in_len%2) {
+ return NULL;
+ }
+
+ buf= g_malloc0(len+1);
+ if (len_p) *len_p = len;
+
+ while(in_len) {
+ d1 = xton(*(si++));
+ d0 = xton(*(si++));
+
+ buf[i++] = (d1 * 16) + d0;
+
+ in_len -= 2;
+ }
+
+ return (char*)buf;
}
-gboolean uat_fld_chk_str(void* u1 _U_, const char* strptr, unsigned len _U_, void* u2 _U_, void* u3 _U_, char** err) {
- if (strptr == NULL) {
- *err = "NULL pointer";
- return FALSE;
- }
-
- *err = NULL;
- return TRUE;
+char* uat_unesc(const char* si, guint in_len, guint* len_p) {
+ char* buf = g_malloc0(in_len+1);
+ char* p = buf;
+ guint len = 0;
+ const char* s;
+ const char* in_end = si+in_len;
+
+ for (s = (void*)si; s < in_end; s++) {
+ switch(*s) {
+ case '\\':
+ switch(*(++s)) {
+ case 'a': *(p++) = '\a'; len++; break;
+ case 'b': *(p++) = '\b'; len++; break;
+ case 'e': *(p++) = '\033' /* '\e' is non ANSI-C */; len++; break;
+ case 'f': *(p++) = '\f'; len++; break;
+ case 'n': *(p++) = '\n'; len++; break;
+ case 'r': *(p++) = '\r'; len++; break;
+ case 't': *(p++) = '\t'; len++; break;
+ case 'v': *(p++) = '\v'; len++; break;
+
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ {
+ int c0 = 0;
+ int c1 = 0;
+ int c2 = 0;
+ int c = 0;
+
+ c0 = (*s) - '0';
+
+ if ( s[1] >= '0' && s[1] <= '7' ) {
+ c1 = c0;
+ c0 = (*++s) - '0';
+
+ if ( s[1] >= '0' && s[1] <= '7' ) {
+ c2 = c1;
+ c1 = c0;
+ c0 = (*++s) - '0';
+ }
+ }
+ c = (64 * c2) + (8 * c1) + c0;
+ *(p++) = (char) (c > 255 ? 255 : c);
+ len++;
+ break;
+ }
+
+ case 'x':
+ {
+ char c1 = *(s+1);
+ char c0 = *(s+2);
+
+ if (isxdigit((guchar)c1) && isxdigit((guchar)c0)) {
+ *(p++) = (xton(c1) * 0x10) + xton(c0);
+ s += 2;
+ } else {
+ *(p++) = *s;
+ }
+ len++;
+ break;
+ }
+ default:
+ *p++ = *s;
+ break;
+ }
+ break;
+ default:
+ *(p++) = *s;
+ len++;
+ break;
+ }
+ }
+
+ if (len_p) *len_p = len;
+ return buf;
}
-gboolean uat_fld_chk_proto(void* u1 _U_, const char* strptr, unsigned len, void* u2 _U_, void* u3 _U_, char** err) {
- char* name = ep_strndup(strptr,len);
- g_strdown(name);
- g_strchug(name);
- if (find_dissector(name)) {
- *err = NULL;
- return TRUE;
- } else {
- *err = "dissector not found";
- return FALSE;
- }
+char* uat_undquote(const char* si, guint in_len, guint* len_p) {
+ return uat_unesc(si+1,in_len-2,len_p);
}
-gboolean uat_fld_chk_enum(void* u1 _U_, const char* strptr, unsigned len, void* v, void* u3 _U_, char** err) {
- char* str = ep_strndup(strptr,len);
- guint i;
- value_string* vs = v;
-
- for(i=0;vs[i].strptr;i++) {
- if (g_str_equal(vs[i].strptr,str)) {
- *err = NULL;
- return TRUE;
- }
- }
-
- *err = ep_strdup_printf("invalid value: %s",str);
- return FALSE;
+
+char* uat_esc(const char* buf, guint len) {
+ const guint8* end = ((guint8*)buf)+len;
+ char* out = ep_alloc0((4*len)+1);
+ const guint8* b;
+ char* s = out;
+
+ for (b = (void*)buf; b < end; b++) {
+ if (isprint(*b) ) {
+ *(s++) = (*b);
+ } else {
+ g_snprintf(s,5,"\\x%.2x",((guint)*b));
+ s+=4;
+ }
+ }
+
+ return out;
+
}
CHK_STR_IS_DEF(isprint)
CHK_STR_IS_DEF(isdigit)
CHK_STR_IS_DEF(isxdigit)
+/*
+ * Editor modelines
+ *
+ * Local Variables:
+ * c-basic-offset: 4
+ * tab-width: 8
+ * indent-tabs-mode: nil
+ * End:
+ *
+ * ex: set shiftwidth=4 tabstop=8 expandtab:
+ * :indentSize=4:tabSize=8:noTabs=true:
+ */
git.samba.org / obnox / wireshark / wip.git / blobdiff