diff options
author | Cyrille Bagard <nocbos@gmail.com> | 2012-11-02 15:50:07 (GMT) |
---|---|---|
committer | Cyrille Bagard <nocbos@gmail.com> | 2012-11-02 15:50:07 (GMT) |
commit | f5df6496fa50927d3d274c939a888afde652b7ad (patch) | |
tree | 281dbfdfdcb8765fea7036af274c63fb5acde8ff /src/gtkext/graph | |
parent | c3aba0893c29cc098c029306fd7a4c8c1fa2eee2 (diff) |
Improved the computing and the rendering of the graphic view.
git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@277 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a
Diffstat (limited to 'src/gtkext/graph')
-rwxr-xr-x | src/gtkext/graph/Makefile.am | 18 | ||||
-rw-r--r-- | src/gtkext/graph/dot.c | 267 | ||||
-rw-r--r-- | src/gtkext/graph/dot.h | 51 | ||||
-rw-r--r-- | src/gtkext/graph/layout.c | 229 | ||||
-rw-r--r-- | src/gtkext/graph/layout.h | 41 | ||||
-rw-r--r-- | src/gtkext/graph/node.c | 353 | ||||
-rw-r--r-- | src/gtkext/graph/node.h | 74 |
7 files changed, 1033 insertions, 0 deletions
diff --git a/src/gtkext/graph/Makefile.am b/src/gtkext/graph/Makefile.am new file mode 100755 index 0000000..a631a90 --- /dev/null +++ b/src/gtkext/graph/Makefile.am @@ -0,0 +1,18 @@ + +noinst_LTLIBRARIES = libgtkextgraph.la + +libgtkextgraph_la_SOURCES = \ + dot.h dot.c \ + layout.h layout.c \ + node.h node.c + +libgtkextgraph_la_LDFLAGS = + + +INCLUDES = $(LIBGTK_CFLAGS) $(LIBXML_CFLAGS) $(LIBGRAPH_CFLAGS) + +AM_CPPFLAGS = + +AM_CFLAGS = $(DEBUG_CFLAGS) $(WARNING_FLAGS) $(COMPLIANCE_FLAGS) + +SUBDIRS = diff --git a/src/gtkext/graph/dot.c b/src/gtkext/graph/dot.c new file mode 100644 index 0000000..396aa93 --- /dev/null +++ b/src/gtkext/graph/dot.c @@ -0,0 +1,267 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * dot.c - interactions avec le système dot + * + * Copyright (C) 2009-2012 Cyrille Bagard + * + * This file is part of OpenIDA. + * + * OpenIDA 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 3 of the License, or + * (at your option) any later version. + * + * OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>. + */ + + +#include "dot.h" + + +#include <malloc.h> +#include <graphviz/gvc.h> +#include <graphviz/types.h> + + + +/* Graphique selon Graphviz */ +struct _graph_layout +{ + GVC_t *context; /* Contexte pour Graphviz */ + graph_t *graph; /* Graphique construit */ + +}; + + + +/****************************************************************************** +* * +* Paramètres : cmds = description textuelle du graphique à représenter. * +* * +* Description : Charge un graphique à partir de sa description. * +* * +* Retour : Bilan de l'opération. * +* * +* Remarques : - * +* * +******************************************************************************/ + +graph_layout *create_graph_layout(char *cmds) +{ + graph_layout *result; /* Composants à retourner */ + int ret; /* Bilan d'un appel */ + + result = (graph_layout *)calloc(1, sizeof(graph_layout)); + + result->context = gvContext(); + result->graph = agmemread(cmds); + + if (result->graph == NULL) goto cdl_error; + + + + //printf("CMDS =======\n%s\n\n=================\n", cmds); + + ret = gvLayout(result->context, result->graph, "dot"); + if (ret != 0) goto cdl_error; + + + //printf("ret = %d\n", ret); + + /* + ret = gvLayoutJobs(result->context, result->graph); + printf("ret = %d\n", ret); + ret = gvRenderJobs(result->context, result->graph); + printf("ret = %d\n", ret); + */ + + ret = gvRender(result->context, result->graph, "dot", NULL); + if (ret != 0) goto cdl_error; + + + + //ret = gvRender(result->context, result->graph, "plain", NULL); + + //printf("ret = %d\n", ret); + + + + + + return result; + + cdl_error: + + delete_graph_layout(result); + + return NULL; + +} + + +/****************************************************************************** +* * +* Paramètres : layout = graphique à supprimer de la mémoire. * +* * +* Description : Décharge un graphique. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +void delete_graph_layout(graph_layout *layout) +{ + if (layout->graph != NULL) + { + gvFreeLayout(layout->context, layout->graph); + agclose(layout->graph); + } + + gvFreeContext(layout->context); + + free(layout); + +} + + +/****************************************************************************** +* * +* Paramètres : layout = graphique à supprimer de la mémoire. * +* view = support de destination. * +* nodes = liste de noeuds à traiter. * +* count = taille de la liste. * +* * +* Description : Place tous les éléments du graphique à l'écran. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +void place_nodes_of_graph_layout(const graph_layout *layout, GtkGraphView *view, GGraphNode **nodes, size_t count) +{ + int height; /* Hauteur du graphique */ + node_t *iter; /* Boucle de parcours */ + GGraphNode *node; /* Intermédiaire concerné */ + + height = GD_bb(layout->graph).UR.y; + + for (iter = agfstnode(layout->graph); iter != NULL; iter = agnxtnode(layout->graph, iter)) + { + node = find_graph_node_by_name(nodes, count, iter->name); + g_graph_node_place(node, view, iter->u.coord.x, height - iter->u.coord.y); + } + +} + + +/****************************************************************************** +* * +* Paramètres : layout = graphique à supprimer de la mémoire. * +* count = nombre d'éléments mis en place. * +* nodes = liste de noeuds à consulter. * +* ncount = taille de la liste des noeuds. * +* * +* Description : Charge la définition de tous les liens graphiques. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +GtkLinkRenderer **create_links_from_graph_layout(const graph_layout *layout, size_t *count, GGraphNode **nodes, size_t ncount) +{ + GtkLinkRenderer **result; /* Liste à retourner */ + int height; /* Hauteur du graphique */ + node_t *niter; /* Boucle de parcours #1 */ + edge_t *eiter; /* Boucle de parcours #2 */ + GdkPoint *points; /* Points de ligne relus */ + size_t points_count; /* Nombre de ces points */ + splines *lines; /* Lignes déjà tracées */ + GGraphNode *node; /* Noeud rattaché */ + int i; /* Boucle de parcours #3 */ + int k; /* Boucle de parcours #4 */ + bezier *bez; /* Courbe à reproduire */ + Agsym_t *attrib; /* Couleur d'un lien */ + LinkColor color; /* Couleur d'impression */ + + result = NULL; + *count = 0; + + height = GD_bb(layout->graph).UR.y; + + for (niter = agfstnode(layout->graph); niter != NULL; niter = agnxtnode(layout->graph, niter)) + for (eiter = agfstout(layout->graph, niter); eiter != NULL; eiter = agnxtout(layout->graph, eiter)) + { + points = NULL; + points_count = 0; + + lines = ED_spl(eiter); + + /* Raccordement au point de départ */ + + node = find_graph_node_by_name(nodes, ncount, agtail(eiter)->name); + + g_graph_node_connect(node, + lines->list[0].list[0].x, + height - lines->list[0].list[0].y, + &points, &points_count); + + /* Tracé du lien... */ + + for (i = 0; i < lines->size; i++) + { + bez = &lines->list[i]; + + points = (GdkPoint *)realloc(points, (points_count + bez->size) * sizeof(GdkPoint)); + + for (k = 0; k < bez->size; k++) + { + points[points_count + k].x = bez->list[k].x; + points[points_count + k].y = height - bez->list[k].y; + } + + points_count += bez->size; + + } + + /* Raccordement au point d'arrivée */ + + node = find_graph_node_by_name(nodes, ncount, aghead(eiter)->name); + + g_graph_node_connect(node, + bez->list[k - 1].x, + height - bez->list[k - 1].y, + &points, &points_count); + + /* Détermination de la couleur */ + + attrib = agfindedgeattr(agraphof(agtail(eiter)), "color"); + + result = (GtkLinkRenderer **)realloc(result, ++(*count) * sizeof(GtkLinkRenderer *)); + + if (eiter->attr[attrib->index][0] == 'g') /* "green" */ + color = LKC_GREEN; + else if (eiter->attr[attrib->index][0] == 'r') /* "red" */ + color = LKC_RED; + else + color = LKC_DEFAULT; + + result[*count - 1] = GTK_LINK_RENDERER(gtk_link_renderer_new(color, + points, points_count)); + + } + + return result; + +} diff --git a/src/gtkext/graph/dot.h b/src/gtkext/graph/dot.h new file mode 100644 index 0000000..d610e1b --- /dev/null +++ b/src/gtkext/graph/dot.h @@ -0,0 +1,51 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * dot.h - prototypes pour les interactions avec le système dot + * + * Copyright (C) 2009 Cyrille Bagard + * + * This file is part of OpenIDA. + * + * OpenIDA 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 3 of the License, or + * (at your option) any later version. + * + * OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>. + */ + + +#ifndef _GRAPH_DOT_H +#define _GRAPH_DOT_H + + +#include "node.h" +#include "../gtklinkrenderer.h" + + + +/* Graphique selon Graphviz */ +typedef struct _graph_layout graph_layout; + + +/* Charge un graphique à partir de sa description. */ +graph_layout *create_graph_layout(char *); + +/* Décharge un graphique. */ +void delete_graph_layout(graph_layout *); + +/* Place tous les éléments du graphique à l'écran. */ +void place_nodes_of_graph_layout(const graph_layout *, GtkGraphView *, GGraphNode **, size_t); + +/* Charge la définition de tous les liens graphiques. */ +GtkLinkRenderer **create_links_from_graph_layout(const graph_layout *, size_t *, GGraphNode **, size_t); + + + +#endif /* _GRAPH_DOT_H */ diff --git a/src/gtkext/graph/layout.c b/src/gtkext/graph/layout.c new file mode 100644 index 0000000..69e32cc --- /dev/null +++ b/src/gtkext/graph/layout.c @@ -0,0 +1,229 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * layout.c - mise en place de graphique + * + * Copyright (C) 2009-2012 Cyrille Bagard + * + * This file is part of OpenIDA. + * + * OpenIDA 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 3 of the License, or + * (at your option) any later version. + * + * OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>. + */ + + +#include "layout.h" + + +#include <malloc.h> +#include <string.h> +#include <gtk/gtkfixed.h> + + +#include "dot.h" +#include "node.h" +#include "../gtkbufferview.h" +#include "../../analysis/binary.h" +#include "../../common/extstr.h" + + + +/* Taille maximale des descriptions de liens */ +#define LINKS_DESC_LEN 128 + + +/* Etablit tous les liens entre les différents morceaux de code. */ +static char *complete_graph_links(const GtkGraphView *, GtkViewPanel **, size_t, char *); + + + +/****************************************************************************** +* * +* Paramètres : view = support où placer les différents éléments. * +* views = morceaux de code à afficher de façon organisée. * +* count = quantité de ces morceaux de code. * +* * +* Description : Dispose une série de morceaux d'affichage en graphique. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +bool build_graph_view(GtkGraphView *view, GtkViewPanel **views, size_t count) +{ + GGraphNode **nodes; /* Intermédiaires en place */ + size_t i; /* Boucle de parcours */ + char *cmds; /* Description à envoyer à dot */ + graph_layout *layout; /* Graphique construit */ + GtkLinkRenderer **links; /* Liens graphiques construits */ + size_t links_count; /* Quantité de ces liens */ + + /* Création de la glue */ + + nodes = (GGraphNode **)calloc(count, sizeof(GGraphNode *)); + + for (i = 0; i < count; i++) + nodes[i] = g_graph_node_new(GTK_WIDGET(views[i])); + + /* Définition du graphique */ + + cmds = strdup("digraph G {\noverlap=false;\n splines=ortho;\n compound=true;\n"); + + for (i = 0; i < count; i++) + cmds = g_graph_node_register_for_dot(nodes[i], cmds); + + cmds = complete_graph_links(view, views, count, cmds); + + cmds = stradd(cmds, "}"); + + layout = create_graph_layout(cmds); + + /* Affichage du graphique */ + + place_nodes_of_graph_layout(layout, view, nodes, count); + + links = create_links_from_graph_layout(layout, &links_count, nodes, count); + gtk_graph_view_attach_links(view, links, links_count); + + gtk_widget_queue_draw(GTK_WIDGET(view)); + + delete_graph_layout(layout); + + /* TODO : free nodes */ + + return true; + +} + + +/****************************************************************************** +* * +* Paramètres : view = support contenant les différentes lignes. * +* views = morceaux de code à afficher de façon organisée. * +* count = quantité de ces morceaux de code. * +* desc = description du graphique à compléter. [OUT] * +* * +* Description : Etablit tous les liens entre les différents morceaux de code.* +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +static char *complete_graph_links(const GtkGraphView *view, GtkViewPanel **views, size_t count, char *desc) +{ + GLoadedBinary *binary; /* Binaire rattaché aux vues */ + GArchInstruction *instrs; /* Instructions pour assembleur*/ + GBufferView *buffer; /* Tampon d'une partie de code */ + vmpa_t end; /* Adresse finale du tampon */ + size_t i; /* Boucle de parcours #1 */ + GArchInstruction *last; /* Dernière instruc. d'un bloc */ + vmpa_t addr; /* Addresse d'instruction */ + GArchInstruction **dests; /* Instr. visée par une autre */ + InstructionLinkType *types; /* Type de lien entre lignes */ + size_t dcount; /* Nombre de liens de dest. */ + size_t j; /* Boucle de parcours #2 */ + size_t k; /* Boucle de parcours #3 */ + char cmd[LINKS_DESC_LEN]; /* Tampon pour l'ajout de liens*/ + GArchInstruction *next; /* Instruction suivante */ + + if (count == 0) + return desc; + + binary = gtk_view_panel_get_binary(views[0]); + instrs = g_loaded_binary_get_instructions(binary); + + for (i = 0; i < count; i++) + { + buffer = gtk_buffer_view_get_buffer(GTK_BUFFER_VIEW(views[i])); + g_buffer_view_get_restrictions(buffer, NULL, &end); + + last = g_arch_instruction_find_by_address(instrs, end, true); + g_arch_instruction_get_location(last, NULL, NULL, &addr); + + if (g_arch_instruction_has_destinations(last)) + { + dcount = g_arch_instruction_get_destinations(last, &dests, &types); + + for (j = 0; j < dcount; j++) + { + g_arch_instruction_get_location(dests[j], NULL, NULL, &addr); + + for (k = 0; k < count; k++) + if (gtk_view_panel_contain_address(views[k], addr)) + break; + + if (k < count) + switch (types[j]) + { + case ILT_JUMP: + snprintf(cmd, LINKS_DESC_LEN, + "_%p:s -> _%p:n [ltail=cluster_%p, lhead=cluster_%p];\n", + views[i], views[k], views[i], views[k]); + desc = stradd(desc, cmd); + break; + + case ILT_JUMP_IF_TRUE: + snprintf(cmd, LINKS_DESC_LEN, + "_%p:s -> _%p:n [ltail=cluster_%p, lhead=cluster_%p, " \ + "color=green];\n", + views[i], views[k], views[i], views[k]); + desc = stradd(desc, cmd); + break; + + case ILT_JUMP_IF_FALSE: + snprintf(cmd, LINKS_DESC_LEN, + "_%p:s -> _%p:n [ltail=cluster_%p, lhead=cluster_%p, " \ + "color=red];\n", + views[i], views[k], views[i], views[k]); + desc = stradd(desc, cmd); + break; + + default: + break; + + } + + } + + } + + /* Sinon on suit le flux normal */ + else + { + next = g_arch_instruction_get_next_iter(instrs, last, VMPA_MAX); + if (next == NULL) continue; + + g_arch_instruction_get_location(next, NULL, NULL, &addr); + + for (k = 0; k < count; k++) + if (gtk_view_panel_contain_address(views[k], addr)) + break; + + if (k < count) + { + snprintf(cmd, LINKS_DESC_LEN, + "_%p:s -> _%p:n [ltail=cluster_%p, lhead=cluster_%p];\n", + views[i], views[k], views[i], views[k]); + desc = stradd(desc, cmd); + } + + } + + } + + return desc; + +} diff --git a/src/gtkext/graph/layout.h b/src/gtkext/graph/layout.h new file mode 100644 index 0000000..ffb227f --- /dev/null +++ b/src/gtkext/graph/layout.h @@ -0,0 +1,41 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * layout.h - prototypes pour la mise en place de graphique + * + * Copyright (C) 2009-2012 Cyrille Bagard + * + * This file is part of OpenIDA. + * + * OpenIDA 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 3 of the License, or + * (at your option) any later version. + * + * OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>. + */ + + +#ifndef _GRAPH_LAYOUT_H +#define _GRAPH_LAYOUT_H + + +#include <stdbool.h> + + +#include "../gtkgraphview.h" +#include "../gtkviewpanel.h" + + + +/* Dispose une série de morceaux d'affichage en graphique. */ +bool build_graph_view(GtkGraphView *, GtkViewPanel **, size_t); + + + +#endif /* _GRAPH_LAYOUT_H */ diff --git a/src/gtkext/graph/node.c b/src/gtkext/graph/node.c new file mode 100644 index 0000000..f3e6352 --- /dev/null +++ b/src/gtkext/graph/node.c @@ -0,0 +1,353 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * node.c - éléments de graphiques chez dot + * + * Copyright (C) 2009-2012 Cyrille Bagard + * + * This file is part of OpenIDA. + * + * OpenIDA 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 3 of the License, or + * (at your option) any later version. + * + * OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>. + */ + + +#include "node.h" + + +#include <malloc.h> +#include <stdio.h> +#include <string.h> + + +#include "../../common/extstr.h" + + + +/* -------------------------- GESTION DES NOEUDS A L'UNITE -------------------------- */ + + +/* Intermédiaire entre le noeud dot et la bribe de code (instance) */ +struct _GGraphNode +{ + GObject parent; /* A laisser en premier */ + + GtkWidget *view; /* Morceau de code représenté */ + char *name; /* Adresse sous forme humaine */ + + GtkAllocation alloc; /* Emplacement du bloc rattaché*/ + +}; + + +/* Intermédiaire entre le noeud dot et la bribe de code (classe) */ +struct _GGraphNodeClass +{ + GObjectClass parent; /* A laisser en premier */ + + double dpi_x; /* Résolution en abscisse */ + double dpi_y; /* Résolution en ordonnée */ + +}; + + +/* Initialise la classe des intermédiaires avec les noeuds dot. */ +static void g_graph_node_class_init(GGraphNodeClass *); + +/* Initialise la classe des intermédiaires avec les noeuds dot. */ +static void g_graph_node_init(GGraphNode *); + + + +/* ---------------------------------------------------------------------------------- */ +/* GESTION DES NOEUDS A L'UNITE */ +/* ---------------------------------------------------------------------------------- */ + + +/* Indique le type définit par la GLib pour le noeud. */ +G_DEFINE_TYPE(GGraphNode, g_graph_node, G_TYPE_OBJECT); + + +/****************************************************************************** +* * +* Paramètres : klass = classe à initialiser. * +* * +* Description : Initialise la classe des intermédiaires avec les noeuds dot. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +static void g_graph_node_class_init(GGraphNodeClass *klass) +{ + GdkScreen *screen; /* Ecran par défaut */ + gint width; /* Largeur d'écran en pixels */ + gint height; /* Hauteur d'écran en pixels */ + gint width_mm; /* Largeur d'écran en mm. */ + gint height_mm; /* Hauteur d'écran en mm. */ + + screen = gdk_screen_get_default(); + + width = gdk_screen_get_width(screen); + height = gdk_screen_get_height(screen); + + width_mm = gdk_screen_get_width_mm(screen); + height_mm = gdk_screen_get_height_mm(screen); + + /** + * Il y a 2.54 centimètres, soit 25.4 millimètres, dans un pouce. + * On a donc : + * + * dpi = N pixels / (M millimètres / (25.4 millimètres / 1 pouce)) + * = N pixels / (M pouces / 25.4) + * = N * 25.4 pixels / M pouces + * + */ + + if (width_mm > 0 && height_mm > 0) + { + klass->dpi_x = (width * 25.4) / (double)width_mm; + klass->dpi_y = (height * 25.4) / (double)height_mm; + } + else + { + klass->dpi_x = 96; + klass->dpi_y = 96; + } + + + klass->dpi_x = 72; + klass->dpi_y = 72; + +} + + +/****************************************************************************** +* * +* Paramètres : node = instance à initialiser. * +* * +* Description : Initialise la classe des intermédiaires avec les noeuds dot. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +static void g_graph_node_init(GGraphNode *node) +{ + +} + + +/****************************************************************************** +* * +* Paramètres : view = morceau d'affichage à représenter. * +* * +* Description : Constitue un intermédiaire entre un noeud dot et du code. * +* * +* Retour : Adresse de la structure mise en place. * +* * +* Remarques : - * +* * +******************************************************************************/ + +GGraphNode *g_graph_node_new(GtkWidget *view) +{ + GGraphNode *result; /* Structure à retourner */ + size_t len; /* Taille du nom */ + + result = g_object_new(G_TYPE_GRAPH_NODE, NULL); + + result->view = view; + + len = 3 + sizeof(GtkWidget *) * 2 + 1; + + result->name = (char *)calloc(len, sizeof(char)); + snprintf(result->name, len, "_%p", result->view); + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : node = intermédiaire à consulter. * +* cmds = description pour dot à compléter. * +* * +* Description : Déclare l'intermédiaire en tant que noeud pour dot. * +* * +* Retour : Description dûment complétée. * +* * +* Remarques : - * +* * +******************************************************************************/ + +char *g_graph_node_register_for_dot(const GGraphNode *node, char *cmds) +{ + GtkRequisition requisition; /* Taille à l'écran requise */ + char buffer[128]; + + gtk_widget_size_request(node->view, &requisition); + + snprintf(buffer, 128, " subgraph cluster%s {\n", node->name); + cmds = stradd(cmds, buffer); + + cmds = stradd(cmds, " style=invisible;\n"); + + cmds = stradd(cmds, " "); + cmds = stradd(cmds, node->name); + cmds = stradd(cmds, " [shape=box, fixedsize "); + + snprintf(buffer, 128, ", width=\"%g\"", + requisition.width / G_GRAPH_NODE_GET_CLASS(node)->dpi_x); + cmds = stradd(cmds, buffer); + + snprintf(buffer, 128, ", height=\"%g\"", + requisition.height / G_GRAPH_NODE_GET_CLASS(node)->dpi_y); + cmds = stradd(cmds, buffer); + + cmds = stradd(cmds, "];\n"); + + cmds = stradd(cmds, " }\n"); + + return cmds; + +} + + +/****************************************************************************** +* * +* Paramètres : node = intermédiaire à consulter. * +* view = support de destination. * +* x = abscisse du point d'intégration. * +* y = ordonnée du point d'intégration. * +* * +* Description : Place le morceau de code de l'intermédiaire à l'écran. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +void g_graph_node_place(GGraphNode *node, GtkGraphView *view, gint x, gint y) +{ + GtkRequisition requisition; /* Taille à l'écran actuelle */ + + gtk_widget_size_request(node->view, &requisition); + + x -= requisition.width / 2; + y -= requisition.height / 2; + + gtk_graph_view_put(view, node->view, x, y); + + node->alloc.x = x; + node->alloc.y = y; + node->alloc.width = requisition.width; + node->alloc.height = requisition.height; + +} + + +/****************************************************************************** +* * +* Paramètres : node = intermédiaire à consulter. * +* x = abscisse du point à relier. * +* y = ordonnée du point à relier. * +* points = liste de points à mettre à jour. [OUT] * +* count = taille de cette même liste. [OUT] * +* * +* Description : Etablit une jonction ferme avec un noeud. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +void g_graph_node_connect(const GGraphNode *node, gint x, gint y, GdkPoint **points, size_t *count) +{ + const GtkAllocation *alloc; /* Emplacement du bloc rattaché*/ + + alloc = &node->alloc; + + *points = (GdkPoint *)realloc(*points, ++(*count) * sizeof(GdkPoint)); + + /* Si le point est sur la gauche... */ + if (alloc->y <= y && y < (alloc->y + alloc->height) && x < alloc->x) + { + (*points)[*count - 1].x = alloc->x; + (*points)[*count - 1].y = y; + } + + /* Si le point est sur la droite... */ + else if (alloc->y <= y && y < (alloc->y + alloc->height) && x > (alloc->x + alloc->width)) + { + (*points)[*count - 1].x = alloc->x + alloc->width; + (*points)[*count - 1].y = y; + } + + /* Si le point est au dessus... */ + else if (alloc->x <= x && x < (alloc->x + alloc->width) && y < alloc->y) + { + (*points)[*count - 1].x = x; + (*points)[*count - 1].y = alloc->y; + } + + /* Si le point est en dessous... */ + else if (alloc->x <= x && x < (alloc->x + alloc->width) && y > (alloc->y + alloc->height)) + { + (*points)[*count - 1].x = x; + (*points)[*count - 1].y = alloc->y + alloc->height; + } + +} + + + +/* ---------------------------------------------------------------------------------- */ +/* MANIPULATION D'ENSEMBLES DE NOEUDS */ +/* ---------------------------------------------------------------------------------- */ + + +/****************************************************************************** +* * +* Paramètres : nodes = liste de noeuds à parcourir. * +* count = taille de la liste. * +* target = nom du noeud recherché. * +* * +* Description : Recherche un noeud donné dans une série de noeuds. * +* * +* Retour : Noeud trouvé ou NULL si aucun. * +* * +* Remarques : - * +* * +******************************************************************************/ + +GGraphNode *find_graph_node_by_name(GGraphNode **nodes, size_t count, const char *target) +{ + GGraphNode *result; /* Trouvaille à remonter */ + size_t i; /* Boucle de parcours */ + + result = NULL; + + for (i = 0; i < count && result == NULL; i++) + if (strcmp(nodes[i]->name, target) == 0) + result = nodes[i]; + + return result; + +} diff --git a/src/gtkext/graph/node.h b/src/gtkext/graph/node.h new file mode 100644 index 0000000..515c92b --- /dev/null +++ b/src/gtkext/graph/node.h @@ -0,0 +1,74 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * node.h - prototypes pour les éléments de graphiques chez dot + * + * Copyright (C) 2009-2012 Cyrille Bagard + * + * This file is part of OpenIDA. + * + * OpenIDA 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 3 of the License, or + * (at your option) any later version. + * + * OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>. + */ + + +#ifndef _GRAPH_NODE_H +#define _GRAPH_NODE_H + + +#include "../gtkgraphview.h" + + + +/* -------------------------- GESTION DES NOEUDS A L'UNITE -------------------------- */ + + +#define G_TYPE_GRAPH_NODE g_graph_node_get_type() +#define G_GRAPH_NODE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), g_graph_node_get_type(), GGraphNode)) +#define G_IS_GRAPH_NODE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), g_graph_node_get_type())) +#define G_GRAPH_NODE_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE((inst), g_graph_node_get_type(), GGraphNodeIface)) +#define G_GRAPH_NODE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_GRAPH_NODE, GGraphNodeClass)) + + +/* Intermédiaire entre le noeud dot et la bribe de code (instance) */ +typedef struct _GGraphNode GGraphNode; + +/* Intermédiaire entre le noeud dot et la bribe de code (classe) */ +typedef struct _GGraphNodeClass GGraphNodeClass; + + +/* Indique le type définit par la GLib pour le noeud. */ +GType g_graph_node_get_type(void); + +/* Constitue un intermédiaire entre un noeud dot et du code. */ +GGraphNode *g_graph_node_new(GtkWidget *); + +/* Déclare l'intermédiaire en tant que noeud pour dot. */ +char *g_graph_node_register_for_dot(const GGraphNode *, char *); + +/* Place le morceau de code de l'intermédiaire à l'écran. */ +void g_graph_node_place(GGraphNode *, GtkGraphView *, gint , gint); + +/* Etablit une jonction ferme avec un noeud. */ +void g_graph_node_connect(const GGraphNode *, gint, gint, GdkPoint **, size_t *); + + + +/* ----------------------- MANIPULATION D'ENSEMBLES DE NOEUDS ----------------------- */ + + +/* Recherche un noeud donné dans une série de noeuds. */ +GGraphNode *find_graph_node_by_name(GGraphNode **, size_t, const char *); + + + +#endif /* _GRAPH_NODE_H */ |