int
swf_action_data_print(unsigned char *action_data, unsigned short action_data_len) {
- unsigned char type = action_data[0] & 0xff;
+ unsigned char type;
unsigned char *data = action_data+1;
unsigned short data_len = action_data_len - 1;
- int result = 1; // type field
- switch (type) {
- case 0x00: // String
- printf("(String)%*s", data_len, data);
- result += strlen((char*) data) + 1; // text + \0
- break;
- case 0x01: // Float
- printf("(Float)XXX");
- break;
- case 0x02: // NULL
- printf("(NULL)");
- break;
- case 0x03: // Undefined
- printf("(Undefined)");
- break;
- case 0x04: // Register
- printf("(Register)%d", (data[0]&0xff));
- break;
- case 0x05: // Boolean
- printf("(Boolean)%s", (data[0]&0xff)?"true":"false");
- result += 1;
- break;
- case 0x06: // Double
- printf("(Double)%f", GetDoubleIEEE(data));
- break;
- case 0x07: // Integer
- printf("(Integer)%ld", GetULongLE(data));
- result += 4;
- break;
- case 0x08: // Dictionary Lookup
- printf("(Dictionary Lookup)%d", data[0] & 0xff);
- result += 1;
- break;
- case 0x09: // Large Dictionary Lookup
- printf("(Large Dictionary Lookup)%d", GetUShortLE(data) & 0xffff);
- result += 2;
- break;
- default:
- printf("type=0x%02x len=%d", type, data_len);
- break;
+ data = action_data;
+ while (data < action_data + action_data_len) {
+ type = data[0];
+ data += 1;
+ switch (type) {
+ case 0x00: // String
+ printf("(String)%s", data);
+ data += strlen((char*) data) + 1; // text + \0
+ break;
+ case 0x01: // Float
+ printf("(Float)%f", GetFloatIEEE(data));
+ data += 4;
+ break;
+ case 0x02: // NULL
+ printf("(NULL)");
+ break;
+ case 0x03: // Undefined
+ printf("(Undefined)");
+ break;
+ case 0x04: // Register
+ printf("(Register)%d", (data[0]&0xff));
+ data += 1;
+ break;
+ case 0x05: // Boolean
+ printf("(Boolean)%s", (data[0]&0xff)?"true":"false");
+ data += 1;
+ break;
+ case 0x06: // Double
+ printf("(Double)%f", GetDoubleIEEE(data));
+ data += 8;
+ break;
+ case 0x07: // Integer
+ printf("(Integer)%ld", GetULongLE(data));
+ data += 4;
+ break;
+ case 0x08: // Dictionary Lookup
+ printf("(Dictionary Lookup)%d", data[0] & 0xff);
+ data += 1;
+ break;
+ case 0x09: // Large Dictionary Lookup
+ printf("(Large Dictionary Lookup)%d", GetUShortLE(data) & 0xffff);
+ data += 2;
+ break;
+ default:
+ printf("type=0x%02x len=%d", type, data_len);
+ break;
+ }
}
- return result;
+ return 0;
}
int
-swf_action_list_replace_string(swf_action_list_t *action_list, y_keyvalue_t *kv) {
+swf_action_list_replace_strings(swf_action_list_t *action_list,
+ int *modified, y_keyvalue_t *kv) {
swf_action_t *action;
+ if (modified) {
+ *modified = 0;
+ }
for (action=action_list->head ; action ; action=action->next) {
if (action->action_id < 0x80) {
continue; // skip (no string)
}
switch(action->action_id) {
- unsigned char *action_data;
- unsigned char type;
+ int type;
+ unsigned char *token;
+ int token_len;
+ bitstream_t *bs;
+ char *value;
+ int value_len;
+ int count;
+ int m = 0;
+ int i;
case 0x83: // Get URL
- // todo
+ m = 0;
+ bs = bitstream_open();
+ token = action->action_data;
+ token_len = strlen((char *) token);
+ value = y_keyvalue_get(kv, (char *)token, token_len, &value_len);
+ if (value) {
+ bitstream_putstring(bs, (unsigned char *) value, value_len);
+ bitstream_putbyte(bs, '\0');
+ m = 1;
+ } else {
+ bitstream_putstring(bs, (unsigned char *) token, token_len);
+ bitstream_putbyte(bs, '\0');
+ }
+ token += token_len + 1;
+ token_len = strlen((char *) token);
+ value = y_keyvalue_get(kv, (char *)token, token_len, &value_len);
+ if (value) {
+ bitstream_putstring(bs, (unsigned char *)value, value_len);
+ bitstream_putbyte(bs, '\0');
+ m = 1;
+ } else {
+ bitstream_putstring(bs, (unsigned char *)token, token_len);
+ bitstream_putbyte(bs, '\0');
+ }
+ if (m) {
+ unsigned long length;
+ free(action->action_data);
+ action->action_data = bitstream_steal(bs, &length);
+ action->action_length = length;
+ if (modified) {
+ *modified = 1;
+ }
+ }
+ bitstream_close(bs);
break;
case 0x88: // ActionConstantPool
- // todo
+ m = 0;
+ count = action->action_data[0] + 0x100 * action->action_data[1];
+ token = action->action_data + 2;
+ bs = bitstream_open();
+ bitstream_putbytesLE(bs, count, 2);
+ for (i = 0 ; i < count ; i++) {
+ token_len = strlen((char *) token);
+ value = y_keyvalue_get(kv, (char *)token, token_len, &value_len);
+ if (value) {
+ bitstream_putstring(bs, (unsigned char *)value, value_len);
+ bitstream_putbyte(bs, '\0');
+ m = 1;
+ } else {
+ bitstream_putstring(bs, (unsigned char *)token , token_len);
+ bitstream_putbyte(bs, '\0');
+ }
+ token += token_len + 1;
+ }
+ if (m) {
+ unsigned long length;
+ free(action->action_data);
+ action->action_data = bitstream_steal(bs, &length);
+ action->action_length = length;
+ if (modified) {
+ *modified = 1;
+ }
+ }
+ bitstream_close(bs);
break;
case 0x96: // Push Data
- action_data = action->action_data;
- type = action_data[0] & 0xff;
- if (type == 0x00) { // Type: String
- unsigned char *data = action_data + 1;
- int data_len = action->action_length - 2;
- char *value;
- int value_len;
- value = y_keyvalue_get(kv, (char *)data, data_len, &value_len);
- if (value) {
- action_data = malloc(1 + value_len + 1);
- action_data[0] = 0x00; // Type: String
- memcpy(action_data + 1, value, value_len);
- action_data[1 + value_len] = '\0';
- free(action->action_data);
- action->action_data = action_data;
- action->action_length = 1 + value_len + 1;
- }
+ m = 0;
+ token = action->action_data;
+ bs = bitstream_open();
+ while (token < action->action_data + action->action_length) {
+ static const int action_value_type_size[] = {
+ -1, // 0: String
+ 4, // 1: Float
+ 0, // 2: NULL
+ 0, // 3: Undefined
+ 1, // 4: Register
+ 1, // 5: Boolean
+ 8, // 6: Double
+ 4, // 7: Integer
+ 1, // 8: Dictionary Lookup
+ 2, // 9: Large Dictionary Lookup
+ };
+ type = token[0];
+ bitstream_putbyte(bs, type);
+ token += 1;
+ if (type == 0) { // String
+ token_len = strlen((char *) token);
+ value = y_keyvalue_get(kv, (char *)token, token_len, &value_len);
+ if (value) {
+ bitstream_putstring(bs, (unsigned char *)value, value_len);
+ bitstream_putbyte(bs, '\0');
+ m = 1;
+ } else {
+ bitstream_putstring(bs, (unsigned char *)token , token_len);
+ bitstream_putbyte(bs, '\0');
+ }
+ token += token_len + 1;
+ } else if (type < 10) { // else String
+ bitstream_putstring(bs, token, action_value_type_size[type]);
+ token += action_value_type_size[type];
+ } else {
+ fprintf(stderr, "swf_action_list_replace_strings: illegal type=%d\n", type);
+ bitstream_close(bs);
+ return 1; // FAILURE
+ }
}
+ if (m) {
+ unsigned long length;
+ free(action->action_data);
+ action->action_data = bitstream_steal(bs, &length);
+ action->action_length = length;
+ if (modified) {
+ *modified = 1;
+ }
+ }
+ bitstream_close(bs);
break;
}
}
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