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[project @ 2003-08-26 00:50:51 by jmb] 

Make plugins work on WIMP versions below 4.00

svn path=/import/netsurf/; revision=250
This commit is contained in:
John Mark Bell 2003-08-26 00:50:51 +00:00
parent 294fa48d3d
commit 1e6e665e35
1 changed files with 90 additions and 73 deletions
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163
riscos/plugin.c
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@ -19,6 +19,8 @@
* - Handle standalone objects
*/
#define NDEBUG
#include <assert.h>
#include <ctype.h>
#include <stdbool.h>
@ -44,8 +46,6 @@
#include "oslib/plugin.h"
#include "oslib/wimp.h"
#define NDEBUG
/* parameters file creation */
void plugin_write_parameters_file(struct object_params *params);
void plugin_populate_pdata(int rsize, byte *pdata);
@ -135,14 +135,15 @@ void plugin_add_instance(struct content *c, struct browser_window *bw,
int size;
os_var_type var;
os_error *e;
wimp_message *m = xcalloc(256, sizeof(char));
// wimp_message *m = xcalloc(256, sizeof(char));
wimp_message m;
plugin_message_open *pmo;
os_box b;
struct plugin_message *npm = xcalloc(1, sizeof(*npm));
struct plugin_message *temp;
struct plugin_list *npl = xcalloc(1, sizeof(*npl));
int offset;
unsigned char *pchar = (unsigned char*)&m->data;
unsigned char *pchar = (unsigned char*)&m.data;
int flags = 0;
if (params == 0) {
@ -150,7 +151,7 @@ void plugin_add_instance(struct content *c, struct browser_window *bw,
"Cannot handle standalone objects at this time");
gui_window_set_status(bw->window,
"Plugin Error: Cannot handle standalone objects at this time");
xfree(m);
// xfree(m);
xfree(npm);
xfree(npl);
return;
@ -184,7 +185,7 @@ void plugin_add_instance(struct content *c, struct browser_window *bw,
b.y1 = 1000;
/* populate plugin_message_open struct */
pmo = (plugin_message_open*)&m->data;
pmo = (plugin_message_open*)&m.data;
pmo->flags = 0;
pmo->reserved = 0;
pmo->browser = (plugin_b)params->browser;
@ -194,27 +195,27 @@ void plugin_add_instance(struct content *c, struct browser_window *bw,
offset = 56;
pmo->filename.offset = offset;
strncpy((char*)&pchar[offset], params->filename, 236-offset);
strncpy((char*)&pchar[offset], params->filename, (unsigned int)236-offset);
offset = offset + strlen(params->filename) + 1;
if (offset > 235) {
LOG(("filename too long"));
xfree(m);
// xfree(m);
xfree(npm);
xfree(npl);
xfree(varval);
return;
}
m->size = ((20 + offset + 3) / 4) * 4;
m->your_ref = 0;
m->action = message_PLUG_IN_OPEN;
m.size = ((20 + offset + 3) / 4) * 4;
m.your_ref = 0;
m.action = message_PLUG_IN_OPEN;
/* add message to list */
temp = plugin_add_message_to_linked_list((plugin_b)params->browser, (plugin_p)0, m, (struct plugin_message*)0);
temp = plugin_add_message_to_linked_list((plugin_b)params->browser, (plugin_p)0, &m, (struct plugin_message*)0);
LOG(("Sending Message: &4D540"));
LOG(("Message Size: %d", m->size));
e = xwimp_send_message(wimp_USER_MESSAGE_RECORDED, m, wimp_BROADCAST);
LOG(("Message Size: %d", m.size));
e = xwimp_send_message(wimp_USER_MESSAGE_RECORDED, &m, wimp_BROADCAST);
if(e) LOG(("Error: %s", e->errmess));
@ -230,7 +231,7 @@ void plugin_add_instance(struct content *c, struct browser_window *bw,
plugin_remove_message_from_linked_list(temp->reply);
plugin_remove_message_from_linked_list(temp);
xfree(varval);
xfree(m);
// xfree(m);
xfree(npm);
xfree(npl);
} else {
@ -245,8 +246,9 @@ void plugin_add_instance(struct content *c, struct browser_window *bw,
if(e) LOG(("Error: %s", e->errmess));
/* hmm, deja-vu */
temp = plugin_add_message_to_linked_list((plugin_b)params->browser, (plugin_p)0, m, (struct plugin_message*)0);
xwimp_send_message(wimp_USER_MESSAGE_RECORDED, m,
temp = plugin_add_message_to_linked_list((plugin_b)params->browser, (plugin_p)0, &m, (struct plugin_message*)0);
LOG(("Re-Sending Message &4D540"));
xwimp_send_message(wimp_USER_MESSAGE_RECORDED, &m,
wimp_BROADCAST);
while(temp->poll == 0)
@ -259,7 +261,7 @@ void plugin_add_instance(struct content *c, struct browser_window *bw,
flags = plugin_process_opening(params, temp);
plugin_remove_message_from_linked_list(temp->reply);
plugin_remove_message_from_linked_list(temp);
xfree(m);
// xfree(m);
xfree(varval);
xfree(npm);
xfree(npl);
@ -268,7 +270,7 @@ void plugin_add_instance(struct content *c, struct browser_window *bw,
/* no reply so give up */
LOG(("No reply to message %p", temp));
plugin_remove_message_from_linked_list(temp);
xfree(m);
// xfree(m);
xfree(varval);
xfree(npm);
xfree(npl);
@ -335,31 +337,32 @@ void plugin_remove_instance(struct content *c, struct browser_window *bw,
struct content *page, struct box *box,
struct object_params *params, void **state)
{
wimp_message *m = xcalloc(256, sizeof(char));
// wimp_message *m = xcalloc(256, sizeof(char));
wimp_message m;
plugin_message_close *pmc;
struct plugin_message *temp;
char *p, *filename = strdup(params->filename);
if (params == 0) {
xfree(m);
// xfree(m);
return;
}
pmc = (plugin_message_close*)&m->data;
pmc = (plugin_message_close*)&m.data;
pmc->flags = 0;
pmc->plugin = (plugin_p)params->plugin;
pmc->browser = (plugin_b)params->browser;
m->size = 32;
m->your_ref = 0;
m->action = message_PLUG_IN_CLOSE;
m.size = 32;
m.your_ref = 0;
m.action = message_PLUG_IN_CLOSE;
temp = plugin_add_message_to_linked_list(pmc->browser, pmc->plugin, m, 0);
xwimp_send_message(wimp_USER_MESSAGE_RECORDED, m,
temp = plugin_add_message_to_linked_list(pmc->browser, pmc->plugin, &m, 0);
LOG(("Sending message &4D542"));
xwimp_send_message(wimp_USER_MESSAGE_RECORDED, &m,
(wimp_t)params->plugin_task);
xfree(m);
// xfree(m);
while (temp == 0)
gui_poll();
@ -399,7 +402,8 @@ void plugin_reshape_instance(struct content *c, struct browser_window *bw,
* Therefore, broadcast a Message_PlugIn_Reshape (&4D544) with the values
* given to us.
*/
wimp_message *m = xcalloc(256, sizeof(char));
// wimp_message *m = xcalloc(256, sizeof(char));
wimp_message m;
plugin_message_reshape *pmr;
os_box bbox;
@ -408,20 +412,21 @@ void plugin_reshape_instance(struct content *c, struct browser_window *bw,
bbox.x1 = (box->x + box->width);
bbox.y1 = (box->y + box->height);
pmr = (plugin_message_reshape*)&m->data;
pmr = (plugin_message_reshape*)&m.data;
pmr->flags = 0;
pmr->plugin = (plugin_p) params->plugin;
pmr->browser = (plugin_b) params->browser;
pmr->parent_window = (wimp_w) bw->window->data.browser.window;
pmr->bbox = bbox;
m->size = 36;
m->your_ref = 0;
m->action = message_PLUG_IN_RESHAPE;
m.size = 36;
m.your_ref = 0;
m.action = message_PLUG_IN_RESHAPE;
xwimp_send_message(wimp_USER_MESSAGE, m, (wimp_t)params->plugin_task);
LOG(("Sending Message &4D544"));
xwimp_send_message(wimp_USER_MESSAGE, &m, (wimp_t)params->plugin_task);
xfree(m);
// xfree(m);
LOG(("plugin_reshape_instance"));
}
@ -463,6 +468,7 @@ bool plugin_handleable(const char *mime_type)
}
sprintf(sysvar, "%s%x", ALIAS_PREFIX, fv);
LOG(("%s, %s", mime_type, sysvar));
if (getenv(sysvar) == 0)
return false;
return true;
@ -1038,13 +1044,14 @@ void plugin_populate_pdata(int rsize, byte *pdata) {
*/
void plugin_create_stream(struct browser_window *bw, struct object_params *params, struct content *c) {
wimp_message *m = xcalloc(256, sizeof(char));
// wimp_message *m = xcalloc(256, sizeof(char));
wimp_message m;
plugin_message_stream_new *pmsn;
struct plugin_message *temp;
int offset = 0;
unsigned char *pchar = (unsigned char*)&m->data;
unsigned char *pchar = (unsigned char*)&m.data;
pmsn = (plugin_message_stream_new*)&m->data;
pmsn = (plugin_message_stream_new*)&m.data;
pmsn->flags = 2;
pmsn->plugin = (plugin_p)params->plugin;
pmsn->browser = (plugin_b)params->browser;
@ -1059,7 +1066,7 @@ void plugin_create_stream(struct browser_window *bw, struct object_params *param
offset = offset + strlen(c->url) + 1;
if (offset > 235) {
LOG(("URL too long"));
xfree(m);
// xfree(m);
return;
}
@ -1069,23 +1076,21 @@ void plugin_create_stream(struct browser_window *bw, struct object_params *param
offset = offset + strlen(c->mime_type) + 1;
if (offset > 235) {
LOG(("mime_type too long"));
xfree(m);
// xfree(m);
return;
}
pmsn->target_window.offset = 0;
m->size = (20 + offset + 3) / 4 * 4;
m->your_ref = 0;
m->action = message_PLUG_IN_STREAM_NEW;
m.size = (20 + offset + 3) / 4 * 4;
m.your_ref = 0;
m.action = message_PLUG_IN_STREAM_NEW;
temp = plugin_add_message_to_linked_list(pmsn->browser, pmsn->plugin, m, 0);
temp = plugin_add_message_to_linked_list(pmsn->browser, pmsn->plugin, &m, 0);
LOG(("message length = %d", m->size));
#ifndef NDEBUG
xosfile_save_stamped("<NetSurf$Dir>.msgblock", 0xffd, (byte const*)m, (byte const*)(m + 256));
#endif
LOG(("message length = %d", m.size));
xwimp_send_message(wimp_USER_MESSAGE_RECORDED, m, (wimp_t)params->plugin_task);
LOG(("Sending message &4D548"));
xwimp_send_message(wimp_USER_MESSAGE_RECORDED, &m, (wimp_t)params->plugin_task);
while(temp->poll == 0)
gui_poll();
@ -1101,7 +1106,7 @@ void plugin_create_stream(struct browser_window *bw, struct object_params *param
/* clean up */
plugin_remove_message_from_linked_list(temp->reply);
plugin_remove_message_from_linked_list(temp);
xfree(m);
// xfree(m);
}
/**
@ -1110,14 +1115,15 @@ void plugin_create_stream(struct browser_window *bw, struct object_params *param
*/
void plugin_write_stream_as_file(struct browser_window *bw, struct object_params *params, struct content *c) {
wimp_message *m = xcalloc(256, sizeof(char));
// wimp_message *m = xcalloc(256, sizeof(char));
wimp_message m;
plugin_message_stream_as_file *pmsaf;
int offset = 0;
unsigned int filetype;
unsigned char *pchar = (unsigned char*)&m->data;
unsigned char *pchar = (unsigned char*)&m.data;
char *filename = strdup(params->filename), *p;
pmsaf = (plugin_message_stream_as_file*)&m->data;
pmsaf = (plugin_message_stream_as_file*)&m.data;
pmsaf->flags = 0;
pmsaf->plugin = (plugin_p)params->plugin;
@ -1134,7 +1140,7 @@ void plugin_write_stream_as_file(struct browser_window *bw, struct object_params
offset = offset + strlen(c->url) + 1;
if (offset > 235) {
LOG(("URL too long"));
xfree(m);
// xfree(m);
return;
}
@ -1146,21 +1152,22 @@ void plugin_write_stream_as_file(struct browser_window *bw, struct object_params
offset = offset + strlen(filename) + 1;
if (offset > 235) {
LOG(("filename too long"));
xfree(m);
// xfree(m);
return;
}
m->size = (20 + offset + 3) / 4 * 4;
m->your_ref = 0;
m->action = message_PLUG_IN_STREAM_AS_FILE;
m.size = (20 + offset + 3) / 4 * 4;
m.your_ref = 0;
m.action = message_PLUG_IN_STREAM_AS_FILE;
xmimemaptranslate_mime_type_to_filetype(c->mime_type, (bits *) &filetype);
xosfile_save_stamped((char const*)filename, filetype, c->data.plugin.data, c->data.plugin.data + c->data.plugin.length);
LOG(("message length = %d", m->size));
LOG(("message length = %d", m.size));
xwimp_send_message(wimp_USER_MESSAGE, m, (wimp_t)params->plugin_task);
xfree(m);
LOG(("Sending message &4D54C"));
xwimp_send_message(wimp_USER_MESSAGE, &m, (wimp_t)params->plugin_task);
// xfree(m);
}
/**
@ -1169,12 +1176,13 @@ void plugin_write_stream_as_file(struct browser_window *bw, struct object_params
*/
void plugin_destroy_stream(struct browser_window *bw, struct object_params *params, struct content *c) {
wimp_message *m = xcalloc(256, sizeof(char));
// wimp_message *m = xcalloc(256, sizeof(char));
wimp_message m;
plugin_message_stream_destroy *pmsd;
int offset = 0;
unsigned char *pchar = (unsigned char*)&m->data;
unsigned char *pchar = (unsigned char*)&m.data;
pmsd = (plugin_message_stream_destroy*)&m->data;
pmsd = (plugin_message_stream_destroy*)&m.data;
pmsd->flags = 0;
pmsd->plugin = (plugin_p)params->plugin;
@ -1192,16 +1200,17 @@ void plugin_destroy_stream(struct browser_window *bw, struct object_params *para
offset = offset + strlen(c->url) + 1;
if (offset > 235) {
LOG(("URL too long"));
xfree(m);
// xfree(m);
return;
}
m->size = (20 + offset + 3) / 4 * 4;
m->your_ref = 0;
m->action = message_PLUG_IN_STREAM_DESTROY;
m.size = (20 + offset + 3) / 4 * 4;
m.your_ref = 0;
m.action = message_PLUG_IN_STREAM_DESTROY;
xwimp_send_message(wimp_USER_MESSAGE, m, (wimp_t)params->plugin_task);
xfree(m);
LOG(("Sending message &4D549"));
xwimp_send_message(wimp_USER_MESSAGE, &m, (wimp_t)params->plugin_task);
// xfree(m);
}
/*-------------------------------------------------------------------------*/
@ -1226,6 +1235,8 @@ struct plugin_message *plugin_add_message_to_linked_list(plugin_b browser, plugi
pmlist->prev->next = npm;
pmlist->prev = npm;
LOG(("Added Message: %p", npm));
return pmlist->prev;
}
@ -1237,6 +1248,7 @@ void plugin_remove_message_from_linked_list(struct plugin_message* m) {
m->prev->next = m->next;
m->next->prev = m->prev;
LOG(("Deleted Message: %p", m));
xfree(m);
}
@ -1251,10 +1263,13 @@ struct plugin_message *plugin_get_message_from_linked_list(int ref) {
for(npm = pmlist->next; npm != pmlist && npm->m->my_ref != ref;
npm = npm->next)
;
LOG(("my_ref: %d, ref: %d", npm->m->my_ref, ref));
if(npm != pmlist)
LOG(("my_ref: %d, ref: %d", npm->m->my_ref, ref));
if(npm != pmlist) {
LOG(("Got message: %p", npm));
return npm;
}
return NULL;
}
@ -1327,6 +1342,7 @@ struct plugin_list *plugin_get_instance_from_list(plugin_b browser, plugin_p plu
*/
void plugin_msg_parse(wimp_message *message, int ack)
{
LOG(("Parsing message"));
switch(message->action) {
case message_PLUG_IN_OPENING:
@ -1399,6 +1415,7 @@ void plugin_open(wimp_message *message) {
struct plugin_message *npm = plugin_get_message_from_linked_list(message->my_ref);
LOG(("Acknowledgement of %p", npm));
/* notify plugin_open message entry in list */
if (npm != NULL)
npm->poll = 1;