本文整理汇总了C++中read_type函数的典型用法代码示例。如果您正苦于以下问题：C++ read_type函数的具体用法？C++ read_type怎么用？C++ read_type使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了read_type函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: read_struct
/*
* read a struct and add it to tree
*/
static void
read_struct(unsigned int *offset, tvbuff_t *tvb, proto_tree *etch_tree,
int add_type_field)
{
proto_item *ti;
proto_tree *new_tree;
int length;
int i;
ti = proto_tree_add_item(etch_tree, hf_etch_struct, tvb, *offset,
tvb_captured_length(tvb) - *offset, ENC_NA);
new_tree = proto_item_add_subtree(ti, ett_etch_struct);
if (add_type_field) {
read_type(offset, tvb, new_tree);
}
/* struct type as hash */
read_value(offset, tvb, new_tree, hf_etch_value);
/* struct length */
length = read_value(offset, tvb, new_tree, hf_etch_length);
for (i = 0; i < length; i++) {
read_key_value(offset, tvb, new_tree);
}
/* termination */
read_type(offset, tvb, new_tree);
}
开发者ID:appneta，项目名称:wireshark，代码行数:32，代码来源:packet-etch.c
示例2: read_array_type
/*
* read a array type flag and add it to tree
*/
static void
read_array_type(unsigned int *offset, tvbuff_t *tvb, proto_tree *etch_tree)
{
guint32 type_code;
type_code = tvb_get_guint8(tvb, *offset);
read_type(offset, tvb, etch_tree);
if (type_code == ETCH_TC_CUSTOM) {
read_type(offset, tvb, etch_tree);
proto_tree_add_item(etch_tree, hf_etch_value, tvb, *offset, 4,
ENC_BIG_ENDIAN);
(*offset) += 4;
}
}
开发者ID:appneta，项目名称:wireshark，代码行数:18，代码来源:packet-etch.c
示例3: read_params
/*
* Read a list of parameters. Each parameter is a name and a type.
* The list ends with a ')'. We have already read the '('.
*/
static struct params *
read_params()
{
char *token;
struct params *ret, **pp, *p;
ret = NULL;
pp = &ret;
token = read_token_no_eof();
if (strcmp(token, ")") != 0) {
while (1) {
p = xmalloc(sizeof(struct params));
p->name = token;
p->type = read_type();
p->next = NULL;
*pp = p;
pp = &p->next;
token = read_token_no_eof();
if (strcmp(token, ",") != 0)
break;
token = read_token_no_eof();
}
}
if (strcmp(token, ")") != 0) {
sysfatal("%s:%ud: expected '('\n",
file, lineno);
}
return ret;
}
开发者ID:0day-ci，项目名称:gcc，代码行数:34，代码来源:goc2c.c
示例4: read_number
/*
* read a number and add it to tree
*/
static void
read_number(unsigned int *offset, tvbuff_t *tvb, proto_tree *etch_tree,
int asWhat, guint8 type_code)
{
int byteLength;
read_type(offset, tvb, etch_tree);
byteLength = get_byte_length(type_code);
if (byteLength > 0) {
proto_item *ti;
const gchar *symbol = NULL;
guint32 hash = 0;
gbl_symbol_buffer = wmem_strbuf_new_label(wmem_packet_scope()); /* no symbol found yet */
if (byteLength == 4) {
hash = tvb_get_ntohl(tvb, *offset);
symbol = try_val_to_str_ext(hash, gbl_symbols_vs_ext);
if(symbol != NULL) {
asWhat = hf_etch_symbol;
gbl_have_symbol = TRUE;
wmem_strbuf_append_printf(gbl_symbol_buffer,"%s",symbol);
}
}
ti = proto_tree_add_item(etch_tree, asWhat, tvb, *offset,
byteLength, ENC_BIG_ENDIAN);
*offset += byteLength;
if (symbol != NULL) {
proto_item_append_text(ti, " (0x%08x) %s", hash, symbol);
}
}
}
开发者ID:appneta，项目名称:wireshark，代码行数:34，代码来源:packet-etch.c
示例5: strcpy
static t_myproof_variable *read_data( tree t, t_myproof_function *function )
{
char identifier[MYPROOF_NAME_SIZE];
if ( DECL_NAME(t) )
{
strcpy( identifier, IDENTIFIER_POINTER(DECL_NAME(t)) );
}
else
{
sprintf(identifier, "%c_%u", ( TREE_CODE(t) == CONST_DECL ) ? 'C' : 'D', DECL_UID(t) );
}
t_myproof_variable *variable = mylist_find( function->variables, variable_exists, (void*)identifier );
if ( variable == NULL )
{
variable = create_variable_struct( identifier, t );
mylist_insert( &(function->variables), variable );
}
read_type( TREE_TYPE(t), function );
return variable;
}
开发者ID:canercandan，项目名称:myproof，代码行数:25，代码来源:pass_variable.c
示例6: read_type
std::unique_ptr<tag> io::read(std::istream& is, std::string& key)
{
tag::tag_type tt = read_type(is);
key = read_str(is);
if(!is)
throw tag::input_error((boost::format("Error reading name of tag_%1%") % tt).str());
return read_payload(tt, is);
}
开发者ID:eFrane，项目名称:libnbtplusplus，代码行数:8，代码来源:read.cpp
示例7: write_message
void bronco::serverconnection::handle_announce(const boost::system::error_code &error, const protocol::Announce &announce)
{
if (!error) {
/* send join request */
write_message(announce);
/* wait for reply */
read_type();
} else {
handle_error(error);
}
}
开发者ID:hundeboll，项目名称:bronco，代码行数:12，代码来源:serverconnection.cpp
示例8: read_data
static void read_data( tree t )
{
if ( DECL_NAME(t) )
{
/* printf ( " data \'%s\'\n", IDENTIFIER_POINTER(DECL_NAME(t)) ); */
}
else
{
/* printf ( " data \'%c_%u\'\n", (TREE_CODE(t)==CONST_DECL)?'C':'D', DECL_UID(t) ); */
}
read_type ( TREE_TYPE(t) );
}
开发者ID:canercandan，项目名称:myproof，代码行数:13，代码来源:pass_generic.c
示例9: read_array
/*
* read an array from tvb and add it to tree
*/
static void
read_array(unsigned int *offset, tvbuff_t *tvb, proto_tree *etch_tree)
{
int length;
/* array type */
read_type(offset, tvb, etch_tree);
/* Array of type: */
read_array_type(offset, tvb, etch_tree);
/* Array dim */
proto_tree_add_item(etch_tree, hf_etch_dim, tvb, *offset, 1, ENC_BIG_ENDIAN);
(*offset)++;
/* Array length */
length = read_length(offset, tvb, etch_tree);
for (; length > 0; length--) {
read_value(offset, tvb, etch_tree, hf_etch_value);
}
/* terminaton */
read_type(offset, tvb, etch_tree);
}
开发者ID:appneta，项目名称:wireshark，代码行数:27，代码来源:packet-etch.c
示例10: cw_ktv_parse_string
int cw_ktv_parse_string(struct cw_KTV_Reader *r, char *key, char *type, char *val)
{
int n;
n = read_key (r,key,CW_KTV_MAX_KEY_LEN);
n = read_type(r,type,200);
if (n==1)
return -1;
n = read_val(r,val,200);
return n;
}
开发者ID:7u83，项目名称:actube，代码行数:15，代码来源:cw_ktv_parser.c
示例11: perror
/**
* A wrapper function around read_type() and read_packet() for reading data from the pipe
* and returning it.
*
* @param[in] fd The file descriptor to read from.
* @param[in] type A pointer to the packet type.
*
* @return <ul>
* <li>Returns the packet if successful.</li>
* <li>Returns NULL if it fails to read either of the type or the packet from the pipe.</li>
* </ul>
*
* @designer Ramzi Chennafi
* @author Ramzi Chennafi
*/
void *read_data(int fd, uint32_t *type) {
void *packet;
*type = read_type(fd);
if(*type <= 0 || *type > NUM_PACKETS) {
perror("read_data: Failed to read packet type from pipe");
return NULL;
}
if((packet = read_packet(fd, packet_sizes[*type - 1])) == NULL) {
printf("read_data: Failed to read packet\n");
return NULL;
}
return packet;
}
开发者ID:kptnkrnch，项目名称:CutThePower_Backup，代码行数:31，代码来源:GameplayCommunication.cpp
示例12: read_length
/*
* read the length of an array and add it to tree
*/
static guint32
read_length(unsigned int *offset, tvbuff_t *tvb, proto_tree *etch_tree)
{
guint32 length;
int length_of_array_length_type;
guint8 tiny;
tiny = tvb_get_guint8(tvb, *offset);
/* Is this the value already? */
if ( tiny <= ETCH_TC_MAX_TINY_INT
|| tiny >= ETCH_TC_MIN_TINY_INT) {
length = tiny;
length_of_array_length_type = 1;
} else {
guint8 type_code;
type_code = read_type(offset, tvb, etch_tree);
length_of_array_length_type = get_byte_length(type_code);
switch (length_of_array_length_type) {
case 1:
length = tvb_get_guint8(tvb, *offset);
break;
case 2:
length = tvb_get_ntohs(tvb, *offset);
break;
case 4:
length = tvb_get_ntohl(tvb, *offset);
break;
default:
return 0; /* error! */
}
}
proto_tree_add_item(etch_tree, hf_etch_length, tvb, *offset,
length_of_array_length_type, ENC_BIG_ENDIAN);
(*offset) += length_of_array_length_type;
if (*offset + length < *offset) {
/* overflow case
* https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8464 */
length = tvb_reported_length_remaining(tvb, *offset);
}
return length;
}
开发者ID:appneta，项目名称:wireshark，代码行数:47，代码来源:packet-etch.c
示例13: read_params
/* Read a list of parameters. Each parameter is a name and a type.
The list ends with a ')'. We have already read the '('. */
static struct params *
read_params(int *poffset)
{
char *token;
struct params *ret, **pp, *p;
int offset, size, rnd;
ret = NULL;
pp = &ret;
token = read_token_no_eof();
offset = 0;
if (strcmp(token, ")") != 0) {
while (1) {
p = xmalloc(sizeof(struct params));
p->name = token;
p->type = read_type();
p->next = NULL;
*pp = p;
pp = &p->next;
size = type_size(p->type);
rnd = size;
if(rnd > structround)
rnd = structround;
if(offset%rnd)
offset += rnd - offset%rnd;
offset += size;
token = read_token_no_eof();
if (strcmp(token, ",") != 0)
break;
token = read_token_no_eof();
}
}
if (strcmp(token, ")") != 0) {
fprintf(stderr, "%s:%u: expected '('\n",
file, lineno);
exit(1);
}
if (poffset != NULL)
*poffset = offset;
return ret;
}
开发者ID:Ahmah2009，项目名称:golang，代码行数:45，代码来源:goc2c.c
示例14: read_length
/*
* read the length of an array and add it to tree
*/
static guint32
read_length(unsigned int *offset, tvbuff_t *tvb, proto_tree *etch_tree)
{
guint32 length;
int length_of_array_length_type;
guint8 tiny;
tiny = tvb_get_guint8(tvb, *offset);
/* Is this the value already? */
if ( tiny <= ETCH_TC_MAX_TINY_INT
|| tiny >= ETCH_TC_MIN_TINY_INT) {
length = tiny;
length_of_array_length_type = 1;
} else {
guint8 type_code;
type_code = read_type(offset, tvb, etch_tree);
length_of_array_length_type = get_byte_length(type_code);
switch (length_of_array_length_type) {
case 1:
length = tvb_get_guint8(tvb, *offset);
break;
case 2:
length = tvb_get_ntohs(tvb, *offset);
break;
case 4:
length = tvb_get_ntohl(tvb, *offset);
break;
default:
return 0; /* error! */
}
}
proto_tree_add_item(etch_tree, hf_etch_length, tvb, *offset,
length_of_array_length_type, ENC_BIG_ENDIAN);
(*offset) += length_of_array_length_type;
return length;
}
开发者ID:AnkitKejriwal，项目名称:wireshark，代码行数:41，代码来源:packet-etch.c
示例15: read_text
static void
read_text(FILE *fob, mxArray **data, double dbu_to_uu)
{
mxArray *pstruct;
mxArray *pprop = NULL;
uint16_t rtype, rlen;
int nprop = 0;
char tstr[TXTLEN+4];
element_t text;
const char *fields[] = {"internal", "xy", "prop", "text"};
/* initialize element */
init_element(&text, GDS_TEXT);
/* output data structure */
pstruct = mxCreateStructMatrix(1,1, 4, fields);
/* read element properties */
while (1) {
if ( read_record_hdr(fob, &rtype, &rlen) )
mexErrMsgTxt("gds_read_element (text) : could not read record header.");
if (rtype == ENDEL)
break;
switch (rtype) {
case STRING:
if ( read_string(fob, tstr, rlen) )
mexErrMsgTxt("gds_read_element (text) : could not read string.");
struct_set_string(pstruct, 3, tstr);
break;
case TEXTTYPE:
text.dtype = read_type(fob);
break;
case XY:
mxSetFieldByNumber(pstruct, 0, 1, read_xy(fob, rlen, dbu_to_uu));
break;
case LAYER:
text.layer = read_layer(fob);
break;
case PATHTYPE:
text.ptype = read_type(fob);
text.has |= HAS_PTYPE;
break;
case WIDTH:
text.width = dbu_to_uu * read_width(fob);
text.has |= HAS_WIDTH;
break;
case PRESENTATION:
if ( read_word(fob, &text.present) )
mexErrMsgTxt("gds_read_element (text) : could not read presentation data.");
text.has |= HAS_PRESTN;
break;
case STRANS:
if ( read_word(fob, &text.strans.flags) )
mexErrMsgTxt("gds_read_element (text) : could not read strans data.");
text.has |= HAS_STRANS;
break;
case MAG:
if ( read_real8(fob, &text.strans.mag) )
mexErrMsgTxt("gds_read_element (text) : could not read magnification.");
text.has |= HAS_MAG;
break;
case ANGLE:
if ( read_real8(fob, &text.strans.angle) )
mexErrMsgTxt("gds_read_element (text) : could not read angle.");
text.has |= HAS_ANGLE;
break;
case ELFLAGS:
text.elflags = read_elflags(fob);
text.has |= HAS_ELFLAGS;
break;
case PLEX:
text.plex = read_plex(fob);
text.has |= HAS_PLEX;
break;
case PROPATTR:
pprop = resize_property_structure(pprop, nprop+1);
mxSetFieldByNumber(pprop, nprop, 0, read_propattr(fob));
break;
case PROPVALUE:
mxSetFieldByNumber(pprop, nprop, 1, read_propvalue(fob,rlen));
nprop += 1;
break;
//.........这里部分代码省略.........
开发者ID:QiTai，项目名称:gdsii-toolbox，代码行数:101，代码来源:gds_read_element.c
示例16: set_type_name
//.........这里部分代码省略.........
{ "always_active", "bool" },
{ "activation_border", "int/int|decimal" },
{ "fall_through_platforms", "any" },
{ "has_feet", "bool" },
{ "x_schedule", "any" },
{ "y_schedule", "any" },
{ "rotation_schedule", "any" },
{ "schedule_speed", "any" },
{ "schedule_expires", "any" },
{ "platform_area", "null|[int]" },
{ "platform_offsets", "[int]" },
{ "custom_draw", "list" },
{ "uv_array", "[decimal]" },
{ "xy_array", "[decimal]" },
{ "uv_segments", "[int]" },
{ "draw_primitives", "[object]/[object|map]|map" },
{ "event_handlers", "object" },
{ "use_absolute_screen_coordinates", "bool" },
{ "widgets", "object/[object|map]|object|map" },
{ "widget_list", "[widget]" },
{ "textv", "any" },
{ "body", "any" },
{ "paused", "bool" },
{ "mouseover_delay", "int" },
{ "mouseover_area", "[int]" },
{ "particle_systems", "{string -> object}" },
{ "truez", "bool" },
{ "tx", "decimal" },
{ "ty", "decimal" },
{ "tz", "decimal" },
{ "animated_movements", "[string]" },
{ "ctrl_user_output", "any" },
{ "ctrl_up", "bool" },
{ "ctrl_down", "bool" },
{ "ctrl_left", "bool" },
{ "ctrl_right", "bool" },
{ "ctrl_attack", "bool" },
{ "ctrl_jump", "bool" },
{ "ctrl_tongue", "bool" },
{ "ctrl_user", "any" },
//player-specific
{ "difficulty", "int" },
{ "can_interact", "bool" },
{ "underwater_controls", "bool" },
{ "ctrl_mod_key", "int" },
{ "ctrl_keys", "[string]" },
{ "ctrl_mice", "[[int|string]]" },
{ "ctrl_tilt", "int" },
{ "ctrl_x", "int" },
{ "ctrl_y", "int" },
{ "ctrl_reverse_ab", "bool" },
{ "control_scheme", "string" },
{ "vertical_look", "int" },
{ "control_lock", "null|[string]" },
};
ASSERT_EQ(NUM_CUSTOM_OBJECT_PROPERTIES, sizeof(CustomObjectProperties)/sizeof(*CustomObjectProperties));
if(global_entries().empty()) {
for(int n = 0; n != sizeof(CustomObjectProperties)/sizeof(*CustomObjectProperties); ++n) {
global_entries().push_back(entry(CustomObjectProperties[n].id));
const std::string& type = CustomObjectProperties[n].type;
std::string::const_iterator itor = std::find(type.begin(), type.end(), '/');
std::string read_type(type.begin(), itor);
global_entries().back().set_variant_type(parse_variant_type(variant(read_type)));
if(itor != type.end()) {
global_entries().back().write_type = parse_variant_type(variant(std::string(itor+1, type.end())));
}
}
for(int n = 0; n != global_entries().size(); ++n) {
keys_to_slots()[global_entries()[n].id] = n;
}
global_entries()[CUSTOM_OBJECT_ME].set_variant_type(variant_type::get_custom_object());
global_entries()[CUSTOM_OBJECT_SELF].set_variant_type(variant_type::get_custom_object());
const variant_type_ptr builtin = variant_type::get_builtin("level");
global_entries()[CUSTOM_OBJECT_LEVEL].set_variant_type(builtin);
}
global_entries()[CUSTOM_OBJECT_PARENT].type_definition = is_singleton ? this : &instance();
global_entries()[CUSTOM_OBJECT_LIB].type_definition = game_logic::get_library_definition().get();
entries_ = global_entries();
}
开发者ID:LungTakumi，项目名称:anura，代码行数:101，代码来源:custom_object_callable.cpp
示例17: read_box
static void
read_box(FILE *fob, mxArray **data, double dbu_to_uu)
{
mxArray *pstruct;
mxArray *pprop = NULL;
uint16_t rtype, rlen;
int nprop = 0;
element_t box;
const char *fields[] = {"internal", "xy", "prop"};
/* initialize element */
init_element(&box, GDS_BOX);
/* output data structure */
pstruct = mxCreateStructMatrix(1,1, 3, fields);
/* read element properties */
while (1) {
if ( read_record_hdr(fob, &rtype, &rlen) )
mexErrMsgTxt("gds_read_element (box) : could not read record header.");
if (rtype == ENDEL)
break;
switch (rtype) {
case XY:
mxSetFieldByNumber(pstruct, 0, 1, read_xy(fob, rlen, dbu_to_uu));
break;
case LAYER:
box.layer = read_layer(fob);
break;
case BOXTYPE:
box.dtype = read_type(fob);
break;
case ELFLAGS:
box.elflags = read_elflags(fob);
box.has |= HAS_ELFLAGS;
break;
case PLEX:
box.plex = read_plex(fob);
box.has |= HAS_PLEX;
break;
case PROPATTR:
pprop = resize_property_structure(pprop, nprop+1);
mxSetFieldByNumber(pprop, nprop, 0, read_propattr(fob));
break;
case PROPVALUE:
mxSetFieldByNumber(pprop, nprop, 1, read_propvalue(fob,rlen));
nprop += 1;
break;
default:
mexPrintf("Unknown record id: 0x%x\n", rtype);
mexErrMsgTxt("BOX : found unknown element property.");
}
}
/* set prop field */
if ( nprop ) {
mxSetFieldByNumber(pstruct, 0, 2, pprop);
}
else {
mxSetFieldByNumber(pstruct, 0, 2, empty_matrix());
}
/* store structure with element data */
mxSetFieldByNumber(pstruct, 0, 0, copy_element_to_array(&box));
/* return data */
*data = pstruct;
}
开发者ID:QiTai，项目名称:gdsii-toolbox，代码行数:80，代码来源:gds_read_element.c
示例18: parse
int parse(FILE *file)
{
int head = read_header(file);
if(head == false){
printf("Invalid Clean C compiled file");
return 1;
}
hash_t *var_map = malloc(sizeof(hash_t));
hash_init(var_map, 1024);
int ch = fgetc(file);
while(ch != EOF){
CODE code = ch - '0';
switch(code){
case PUSHS : {
char type = read_type(file);
if(type == 'S'){
int length;
fscanf(file, "%d", &length);
char word[length+1];
fgets(word, length+1, file);
word[length+1]='\0';
push(word);
}
break;
}
case PUSHV : {
int length;
fscanf(file, "%d", &length);
char var[length+1];
fgets(var, length+1, file);
char *value = hash_lookup(var_map, var);
push(value);
break;
}
case ASSIGN : {
int length;
fscanf(file, "%d", &length);
char var[length+1];
fgets(var, length+1, file);
char *value = pop();
hash_insert(var_map, var, value);
break;
}
case PRINT : {
char *output = pop();
printf("%s\n", output);
break;
}
case END :
return 0;
}
ch = fgetc(file);
}
free(var_map);
return 0;
}
开发者ID:Foredoomed，项目名称:CC，代码行数:62，代码来源:interpreter.c
示例19: read_path
static void
read_path(FILE *fob, mxArray **data, double dbu_to_uu)
{
mxArray *pstruct;
mxArray *pprop = NULL;
mxArray *pc;
tList xylist;
uint16_t rtype, rlen;
int nprop = 0;
int nle, k;
element_t path;
const char *fields[] = {"internal", "xy", "prop"};
/* initialize element */
init_element(&path, GDS_PATH);
/* output data structure */
pstruct = mxCreateStructMatrix(1,1, 3, fields);
/* create a list for the XY data record(s) */
if ( create_list(&xylist) == -1 )
mexErrMsgTxt("gds_read_element (path) : could not create list for XY records.");
/* read element properties */
while (1) {
if ( read_record_hdr(fob, &rtype, &rlen) )
mexErrMsgTxt("gds_read_element (path) : could not read record header.");
if (rtype == ENDEL)
break;
switch (rtype) {
case XY:
if ( list_insert(xylist, read_xy(fob, rlen, dbu_to_uu), AFTER) == -1)
mexErrMsgTxt("gds_read_element (path) : list insertion failed.");
break;
case LAYER:
path.layer = read_layer(fob);
break;
case PATHTYPE:
path.ptype = read_type(fob);
path.has |= HAS_PTYPE;
break;
case WIDTH:
path.width = dbu_to_uu * (double)read_width(fob);
path.has |= HAS_WIDTH;
break;
case BGNEXTN:
path.bgnextn = dbu_to_uu * read_extn(fob);
path.has |= HAS_BGNEXTN;
break;
case ENDEXTN:
path.endextn = dbu_to_uu * read_extn(fob);
path.has |= HAS_ENDEXTN;
break;
case DATATYPE:
path.dtype = read_type(fob);
break;
case ELFLAGS:
path.elflags = read_elflags(fob);
path.has |= HAS_ELFLAGS;
break;
case PLEX:
path.plex = read_plex(fob);
path.has |= HAS_PLEX;
break;
case PROPATTR:
pprop = resize_property_structure(pprop, nprop+1);
mxSetFieldByNumber(pprop, nprop, 0, read_propattr(fob));
break;
case PROPVALUE:
mxSetFieldByNumber(pprop, nprop, 1, read_propvalue(fob,rlen));
nprop += 1;
break;
default:
mexPrintf("Unknown record id: 0x%x\n", rtype);
mexErrMsgTxt("PATH : found unknown element property.");
}
}
/* cell array with XY records */
nle = list_entries(xylist);
if ( !nle )
mexErrMsgTxt("gds_read_element (path) : element has no XY record.");
pc = mxCreateCellMatrix(1, nle);
list_head(xylist);
//.........这里部分代码省略.........
开发者ID:QiTai，项目名称:gdsii-toolbox，代码行数:101，代码来源:gds_read_element.c
示例20: quicktime_atom_read_header
int quicktime_atom_read_header(quicktime_t *file, quicktime_atom_t *atom)
{
int result = 0;
char header[10];
if(file->use_avi)
{
reset(atom);
atom->start = quicktime_position(file);
if(!quicktime_read_data(file, header, HEADER_LENGTH)) return 1;
atom->type[0] = header[0];
atom->type[1] = header[1];
atom->type[2] = header[2];
atom->type[3] = header[3];
atom->type[4] = 0;
atom->size =
(((unsigned char)header[4]) ) |
(((unsigned char)header[5]) << 8 ) |
(((unsigned char)header[6]) << 16) |
(((unsigned char)header[7]) << 24);
atom->end = quicktime_add3(atom->start, atom->size, 8);
}
else
{
int64_t size2;
reset(atom);
atom->start = quicktime_position(file);
if(!quicktime_read_data(file, header, HEADER_LENGTH)) return 1;
result = read_type(header, atom->type);
atom->size = read_size(header);
atom->end = atom->start + atom->size;
/*
* printf("quicktime_atom_read_header 1 %c%c%c%c start %llx size %llx end %llx ftell %llx %llx\n",
* atom->type[0], atom->type[1], atom->type[2], atom->type[3],
* atom->start, atom->size, atom->end,
* file->file_position,
* (int64_t)FTELL(file->stream));
*/
/* Skip placeholder atom */
if(quicktime_match_32(atom->type, "wide"))
{
atom->start = quicktime_position(file);
reset(atom);
if(!quicktime_read_data(file, header, HEADER_LENGTH)) return 1;
result = read_type(header, atom->type);
atom->size -= 8;
if(atom->size <= 0)
{
/* Wrapper ended. Get new atom size */
atom->size = read_size(header);
}
atom->end = atom->start + atom->size;
}
else
/* Get extended size */
if(atom->size == 1)
{
if(!quicktime_read_data(file, header, HEADER_LENGTH)) return 1;
atom->size = read_size64(header);
atom->end = atom->start + atom->size;
/*
* printf("quicktime_atom_read_header 2 %c%c%c%c start %llx size %llx end %llx ftell %llx\n",
* atom->type[0], atom->type[1], atom->type[2], atom->type[3],
* atom->start, atom->size, atom->end,
* file->file_position);
*/
}
}
return result;
}
开发者ID:beequ7et，项目名称:cinelerra-cv，代码行数:76，代码来源:atom.c
注：本文中的read_type函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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