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[project @ 2004-12-13 22:17:43 by bursa]

Browse Source 
xcalloc/xrealloc/xstrdup-purge week, part 3.

svn path=/import/netsurf/; revision=1403
This commit is contained in:
James Bursa 2004-12-13 22:17:43 +00:00
parent 57fbde93e6
commit 1d0ef6335c
2 changed files with 82 additions and 58 deletions
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131
render/box.c
View File

@ -357,8 +357,9 @@ bool xml_to_box(xmlNode *n, struct content *c)
c->data.html.object_count = 0;
c->data.html.object = 0;
convert_xml_to_box(n, c, c->data.html.style, &root, &inline_container,
status);
if (!convert_xml_to_box(n, c, c->data.html.style, &root,
&inline_container, status))
return false;
box_normalise_block(&root, c->data.html.box_pool);
c->data.html.layout = root.children;
@ -554,6 +555,7 @@ bool convert_xml_to_box(xmlNode *n, struct content *content,
free(text);
goto no_memory;
}
box->length = strlen(box->text);
}
}
box->font = nsfont_open(content->data.html.fonts, box->style);
@ -1416,38 +1418,34 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
if (type && strcasecmp(type, "password") == 0) {
box = box_input_text(n, status, style, true);
if (!box)
goto no_memory;
gadget = box->gadget;
gadget->box = box;
} else if (type && strcasecmp(type, "file") == 0) {
box = box_create(style, NULL, 0, status->id,
status->content->data.html.box_pool);
if (!box)
goto no_memory;
box->type = BOX_INLINE_BLOCK;
box->gadget = gadget = form_new_control(GADGET_FILE);
if (!gadget) {
box_free_box(box);
xmlFree(type);
return (struct box_result) {0, false, true};
}
if (!gadget)
goto no_memory;
gadget->box = box;
box->font = nsfont_open(status->content->data.html.fonts, style);
} else if (type && strcasecmp(type, "hidden") == 0) {
/* no box for hidden inputs */
gadget = form_new_control(GADGET_HIDDEN);
if (!gadget) {
xmlFree(type);
return (struct box_result) {0, false, true};
}
if (!gadget)
goto no_memory;
if ((s = (char *) xmlGetProp(n, (const xmlChar *) "value")) != NULL) {
if ((s = (char *) xmlGetProp(n, (const xmlChar *) "value"))) {
gadget->value = strdup(s);
xmlFree(s);
if (!gadget->value) {
form_free_control(gadget);
xmlFree(type);
return (struct box_result) {0, false, true};
}
if (!gadget->value)
goto no_memory;
gadget->length = strlen(gadget->value);
}
@ -1455,27 +1453,22 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
strcasecmp(type, "radio") == 0)) {
box = box_create(style, NULL, 0, status->id,
status->content->data.html.box_pool);
box->gadget = gadget = form_new_control((type[0] == 'c' || type[0] == 'C') ? GADGET_CHECKBOX : GADGET_RADIO);
if (!gadget) {
box_free_box(box);
xmlFree(type);
return (struct box_result) {0, false, true};
}
if (!box)
goto no_memory;
box->gadget = gadget = form_new_control(type[0] == 'c' ||
type[0] == 'C' ? GADGET_CHECKBOX :
GADGET_RADIO);
if (!gadget)
goto no_memory;
gadget->box = box;
if ((s = (char *) xmlGetProp(n, (const xmlChar *) "checked")) != NULL) {
gadget->selected = true;
xmlFree(s);
}
gadget->selected = xmlHasProp(n, (const xmlChar *) "checked");
if ((s = (char *) xmlGetProp(n, (const xmlChar *) "value")) != NULL) {
gadget->value = strdup(s);
xmlFree(s);
if (!gadget->value) {
box_free_box(box);
xmlFree(type);
return (struct box_result) {0, false, true};
}
if (!gadget->value)
goto no_memory;
gadget->length = strlen(gadget->value);
}
@ -1483,12 +1476,18 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
strcasecmp(type, "reset") == 0)) {
struct box_result result = box_button(n, status, style);
struct box *inline_container, *inline_box;
if (result.memory_error)
goto no_memory;
box = result.box;
inline_container = box_create(0, 0, 0, 0,
status->content->data.html.box_pool);
if (!inline_container)
goto no_memory;
inline_container->type = BOX_INLINE_CONTAINER;
inline_box = box_create(style, 0, 0, 0,
status->content->data.html.box_pool);
if (!inline_box)
goto no_memory;
inline_box->type = BOX_INLINE;
inline_box->style_clone = 1;
if (box->gadget->value != NULL)
@ -1497,13 +1496,8 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
inline_box->text = strdup(messages_get("Form_Submit"));
else
inline_box->text = strdup(messages_get("Form_Reset"));
if (inline_box->text == NULL) {
box_free(inline_box);
box_free(inline_container);
box_free(box);
xmlFree(type);
return (struct box_result) {NULL, false, false};
}
if (!inline_box->text)
goto no_memory;
inline_box->length = strlen(inline_box->text);
inline_box->font = nsfont_open(status->content->data.html.fonts, style);
box_add_child(inline_container, inline_box);
@ -1512,20 +1506,26 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
} else if (type && strcasecmp(type, "button") == 0) {
struct box_result result = box_button(n, status, style);
struct box *inline_container, *inline_box;
if (result.memory_error)
goto no_memory;
box = result.box;
inline_container = box_create(0, 0, 0, 0,
status->content->data.html.box_pool);
if (!inline_container)
goto no_memory;
inline_container->type = BOX_INLINE_CONTAINER;
inline_box = box_create(style, 0, 0, 0,
status->content->data.html.box_pool);
if (!inline_box)
goto no_memory;
inline_box->type = BOX_INLINE;
inline_box->style_clone = 1;
if ((s = (char *) xmlGetProp(n, (const xmlChar *) "value")) != NULL) {
inline_box->text = s;
}
else {
inline_box->text = xstrdup("Button");
}
if ((s = (char *) xmlGetProp(n, (const xmlChar *) "value")))
inline_box->text = strdup(s);
else
inline_box->text = strdup("Button");
if (!inline_box->text)
goto no_memory;
inline_box->length = strlen(inline_box->text);
inline_box->font = nsfont_open(status->content->data.html.fonts, style);
box_add_child(inline_container, inline_box);
@ -1534,12 +1534,11 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
} else if (type && strcasecmp(type, "image") == 0) {
box = box_create(style, NULL, 0, status->id,
status->content->data.html.box_pool);
if (!box)
goto no_memory;
box->gadget = gadget = form_new_control(GADGET_IMAGE);
if (!gadget) {
box_free_box(box);
xmlFree(type);
return (struct box_result) {0, false, true};
}
if (!gadget)
goto no_memory;
gadget->box = box;
gadget->type = GADGET_IMAGE;
if ((s = (char *) xmlGetProp(n, (const xmlChar*) "src")) != NULL) {
@ -1560,6 +1559,8 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
} else {
/* the default type is "text" */
box = box_input_text(n, status, style, false);
if (!box)
goto no_memory;
gadget = box->gadget;
gadget->box = box;
}
@ -1576,14 +1577,20 @@ struct box_result box_input(xmlNode *n, struct box_status *status,
if (s) {
gadget->name = strdup(s);
xmlFree(s);
if (!gadget->name) {
box_free_box(box);
return (struct box_result) {0, false, true};
}
if (!gadget->name)
goto no_memory;
}
}
return (struct box_result) {box, false, false};
no_memory:
if (type)
xmlFree(type);
if (gadget)
form_free_control(gadget);
return (struct box_result) {0, false, true};
}
struct box *box_input_text(xmlNode *n, struct box_status *status,
@ -1593,9 +1600,15 @@ struct box *box_input_text(xmlNode *n, struct box_status *status,
struct box *box = box_create(style, 0, 0, status->id,
status->content->data.html.box_pool);
struct box *inline_container, *inline_box;
if (!box)
return 0;
box->type = BOX_INLINE_BLOCK;
box->gadget = form_new_control((password) ? GADGET_PASSWORD : GADGET_TEXTBOX);
if (!box->gadget)
return 0;
box->gadget->box = box;
box->gadget->maxlength = 100;
@ -1617,19 +1630,27 @@ struct box *box_input_text(xmlNode *n, struct box_status *status,
inline_container = box_create(0, 0, 0, 0,
status->content->data.html.box_pool);
if (!inline_container)
return 0;
inline_container->type = BOX_INLINE_CONTAINER;
inline_box = box_create(style, 0, 0, 0,
status->content->data.html.box_pool);
if (!inline_box)
return 0;
inline_box->type = BOX_INLINE;
inline_box->style_clone = 1;
if (password) {
inline_box->length = strlen(box->gadget->value);
inline_box->text = malloc(inline_box->length + 1);
if (!inline_box->text)
return 0;
memset(inline_box->text, '*', inline_box->length);
inline_box->text[inline_box->length] = '\0';
} else {
/* replace spaces/TABs with hard spaces to prevent line wrapping */
inline_box->text = cnv_space2nbsp(box->gadget->value);
if (!inline_box->text)
return 0;
inline_box->length = strlen(inline_box->text);
}
inline_box->font = nsfont_open(status->content->data.html.fonts, style);
@ -1646,6 +1667,8 @@ struct box_result box_button(xmlNode *n, struct box_status *status,
char *type = (char *) xmlGetProp(n, (const xmlChar *) "type");
struct box *box = box_create(style, 0, 0, status->id,
status->content->data.html.box_pool);
if (!box)
return (struct box_result) {0, false, true};
box->type = BOX_INLINE_BLOCK;
if (!type || strcasecmp(type, "submit") == 0) {

9
render/html.c
View File

@ -194,7 +194,6 @@ bool html_convert(struct content *c, int width, int height)
LOG(("Parsing failed"));
msg_data.error = messages_get("ParsingFail");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
warn_user("ParsingFail", 0);
return false;
}
/* Last change to pick the Content-Type charset information if the
@ -213,7 +212,6 @@ bool html_convert(struct content *c, int width, int height)
xmlFreeDoc(document);
msg_data.error = messages_get("ParsingFail");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
warn_user("ParsingFail", 0);
return false;
}
for (head = html->children;
@ -235,7 +233,11 @@ bool html_convert(struct content *c, int width, int height)
LOG(("XML to box"));
content_set_status(c, messages_get("Processing"));
content_broadcast(c, CONTENT_MSG_STATUS, msg_data);
xml_to_box(html, c);
if (!xml_to_box(html, c)) {
msg_data.error = messages_get("NoMemory");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
return false;
}
/*box_dump(c->data.html.layout->children, 0);*/
/* extract image maps - can't do this sensibly in xml_to_box */
@ -243,7 +245,6 @@ bool html_convert(struct content *c, int width, int height)
LOG(("imagemap extraction failed"));
msg_data.error = messages_get("NoMemory");
content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
warn_user("NoMemory", 0);
return false;
}
/*imagemap_dump(c);*/