parser.c: Generate helper declarations and functions to trace events
from an event description file.
-Copyright (C) 2002, Xianxiu Yang
-Copyright (C) 2002, Michel Dagenais
-This program is free software; you can redistribute it and/or modify
+ Copyright (C) 2005, Mathieu Desnoyers
+ Copyright (C) 2002, Xianxiu Yang
+ Copyright (C) 2002, Michel Dagenais
+ This program 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; version 2 of the License.
+ the Free Software Foundation; version 2 of the License.
-This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
+ This program 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.
#include <stdarg.h>
#include <linux/errno.h>
#include <assert.h>
-
+#include <ctype.h>
#include "parser.h"
+char *intOutputTypes[] = {
+ "int8_t", "int16_t", "int32_t", "int64_t" };
+
+char *uintOutputTypes[] = {
+ "uint8_t", "uint16_t", "uint32_t", "uint64_t" };
+
+char *floatOutputTypes[] = {
+ "undef", "undef", "float", "double" };
+
+
+
+
/* helper function */
void strupper(char *string)
{
}
-int getSizeindex(int value)
+int getSizeindex(unsigned int value)
{
switch(value) {
case 1:
* size
*****************************************************************************/
-int getSize(parse_file_t *in)
+unsigned long long int getSize(parse_file_t *in)
{
- char *token;
+ char *token, *token2;
+ unsigned long long int ret;
token = getToken(in);
- if(in->type == NUMBER) {
- if(strcmp(token,"1") == 0) return 0;
- else if(strcmp(token,"2") == 0) return 1;
- else if(strcmp(token,"4") == 0) return 2;
- else if(strcmp(token,"8") == 0) return 3;
- }
- else if(in->type == NAME) {
- if(strcmp(token,"short") == 0) return 4;
- else if(strcmp(token,"medium") == 0) return 5;
- else if(strcmp(token,"long") == 0) return 6;
+
+
+ if(in->type == QUOTEDSTRING) {
+ in->type = NUMBER;
+ token2 = token;
+ do {
+ if (!isdigit(*token2)) {
+ in->type = QUOTEDSTRING;
+ break;
+ }
+ } while (*(++token2) != '\0');
}
+
+ if(in->type == NUMBER) {
+ ret = strtoull(token, NULL, 0);
+ } else {
+ goto error;
+ }
+
+ return ret;
+error:
in->error(in,"incorrect size specification");
return -1;
}
*
**************************************************************************/
-void getTypeAttributes(parse_file_t *in, type_descriptor_t *t)
+void getTypeAttributes(parse_file_t *in, type_descriptor_t *t,
+ sequence_t * unnamed_types, table_t * named_types)
{
char * token;
- char car;
+ int car;
t->fmt = NULL;
- t->size = -1;
- t->alignment = 0;
+ t->size = 0;
+ t->custom_write = 0;
+ t->network = 0;
while(1) {
token = getToken(in);
} else if(!strcmp("size",token)) {
getEqual(in);
t->size = getSize(in);
- } else if(!strcmp("align",token)) {
- getEqual(in);
- t->alignment = getNumber(in);
- }
- }
+ } else if(!strcmp("custom_write", token)) {
+ t->custom_write = 1;
+ } else if(!strcmp("byte_order",token)) {
+ getEqual(in);
+ car = seekNextChar(in);
+ if(car == EOF) in->error(in,"byte order was expected (network?)");
+ else if(car == '\"') token = getQuotedString(in);
+ else token = getName(in);
+ if(!strcmp("network", token)) {
+ t->network = 1;
+ }
+ } else if(!strcmp("write",token)) {
+ getEqual(in);
+ car = seekNextChar(in);
+ if(car == EOF) in->error(in,"write type was expected (custom?)");
+ else if(car == '\"') token = getQuotedString(in);
+ else token = getName(in);
+ if(!strcmp("custom", token)) {
+ t->custom_write = 1;
+ }
+ }
+ }
}
/**************************************************************************
void getEventAttributes(parse_file_t *in, event_t *ev)
{
char * token;
- char car;
+ int car;
ev->name = NULL;
ev->per_trace = 0;
ev->per_tracefile = 0;
+ ev->param_buffer = 0;
+ ev->no_instrument_function = 0;
while(1) {
token = getToken(in);
if(car == EOF) in->error(in,"name was expected");
else if(car == '\"') ev->name = allocAndCopy(getQuotedString(in));
else ev->name = allocAndCopy(getName(in));
- } else if(!strcmp("per_trace", token)) {
- ev->per_trace = 1;
- } else if(!strcmp("per_tracefile", token)) {
- ev->per_tracefile = 1;
+ } else if(!strcmp("scope", token)) {
+ getEqual(in);
+ car = seekNextChar(in);
+ if(car == EOF) in->error(in,"scope was expected");
+ else if(car == '\"') token = getQuotedString(in);
+ else token = getName(in);
+ if(!strcmp(token, "trace")) ev->per_trace = 1;
+ else if(!strcmp(token, "tracefile")) ev->per_tracefile = 1;
+ } else if(!strcmp("param", token)) {
+ getEqual(in);
+ car = seekNextChar(in);
+ if(car == EOF) in->error(in,"parameter type was expected");
+ else if(car == '\"') token = getQuotedString(in);
+ else token = getName(in);
+ if(!strcmp(token, "buffer")) ev->param_buffer = 1;
+ } else if(!strcmp("attribute", token)) {
+ getEqual(in);
+ car = seekNextChar(in);
+ if(car == EOF) in->error(in,"attribute was expected");
+ else if(car == '\"') token = getQuotedString(in);
+ else token = getName(in);
+ if(!strcmp(token, "no_instrument_function"))
+ ev->no_instrument_function = 1;
}
-
}
}
void getFacilityAttributes(parse_file_t *in, facility_t *fac)
{
char * token;
- char car;
+ int car;
fac->name = NULL;
+ fac->arch = NULL;
+ fac->user = 0;
while(1) {
token = getToken(in);
if(car == EOF) in->error(in,"name was expected");
else if(car == '\"') fac->name = allocAndCopy(getQuotedString(in));
else fac->name = allocAndCopy(getName(in));
- }
+ if(!strncmp(fac->name, "user_", sizeof("user_")-1))
+ fac->user = 1;
+ } else if(!strcmp("arch", token)) {
+ getEqual(in);
+ car = seekNextChar(in);
+ if(car == '\"') fac->arch = allocAndCopy(getQuotedString(in));
+ else fac->arch = allocAndCopy(getName(in));
+ }
}
}
void getFieldAttributes(parse_file_t *in, field_t *f)
{
char * token;
- char car;
+ int car;
f->name = NULL;
else if(car == '\"') f->name = allocAndCopy(getQuotedString(in));
else f->name = allocAndCopy(getName(in));
}
- }
+ }
}
char *getNameAttribute(parse_file_t *in)
{
char * token;
char *name = NULL;
- char car;
+ int car;
while(1) {
token = getToken(in);
- if(strcmp("/",token) == 0 || strcmp(">",token) == 0){
- ungetToken(in);
- break;
- }
-
if(!strcmp("name",token)) {
getEqual(in);
car = seekNextChar(in);
if(car == EOF) in->error(in,"name was expected");
else if(car == '\"') name = allocAndCopy(getQuotedString(in));
else name = allocAndCopy(getName(in));
+ } else {
+ ungetToken(in);
+ break;
}
+
}
if(name == NULL) in->error(in, "Name was expected");
return name;
-
}
-//for <label name=label_name value=n format="..."/>, value is an option
-char * getValueStrAttribute(parse_file_t *in)
+//for <label name=label_name value=n format="...">, value is an option
+//Return value : 0 : no value, 1 : has a value
+int getValueAttribute(parse_file_t *in, long long *value)
{
- char * token;
+ char * token, *token2;
- token = getToken(in);
- if(strcmp("/",token) == 0){
+ token = getToken(in);
+
+ if(strcmp("/",token) == 0 || strcmp(">", token) == 0){
ungetToken(in);
- return NULL;
+ return 0;
}
-
if(strcmp("value",token))in->error(in,"value was expected");
+
getEqual(in);
token = getToken(in);
- if(in->type != NUMBER) in->error(in,"number was expected");
- return token;
+
+ if(in->type == QUOTEDSTRING) {
+ in->type = NUMBER;
+ token2 = token;
+ do {
+ if (!isdigit(*token2)) {
+ in->type = QUOTEDSTRING;
+ break;
+ }
+ } while (*(++token2) != '\0');
+ }
+
+ if(in->type == NUMBER)
+ *value = strtoll(token, NULL, 0);
+ else
+ goto error;
+ return 1;
+error:
+ in->error(in,"incorrect size specification");
+ return 0;
}
char * getDescription(parse_file_t *in)
{
long int pos;
- char * token, car, *str;
+ char * token, *str;
+ int car;
pos = ftell(in->fp);
getFacilityAttributes(in, fac);
if(fac->name == NULL) in->error(in, "Attribute not named");
-
+
fac->capname = allocAndCopy(fac->name);
strupper(fac->capname);
getRAnglebracket(in);
table_t * named_types)
{
char *token;
- type_descriptor_t *t;
+ field_t *f;
+ sequence_init(&(ev->fields));
//<event name=eventtype_name>
getEventAttributes(in, ev);
if(ev->name == NULL) in->error(in, "Event not named");
getRAnglebracket(in);
- //<description>...</descriptio>
+ //<description>...</description>
ev->description = getDescription(in);
- //event can have STRUCT, TYPEREF or NOTHING
- getLAnglebracket(in);
-
- token = getToken(in);
- if(in->type == FORWARDSLASH){ //</event> NOTHING
- ev->type = NULL;
- }else if(in->type == NAME){
- if(strcmp("struct",token)==0 || strcmp("typeref",token)==0){
- ungetToken(in);
- ev->type = parseType(in,NULL, unnamed_types, named_types);
- if(ev->type->type != STRUCT && ev->type->type != NONE)
- in->error(in,"type must be a struct");
- }else in->error(in, "not a valid type");
-
- getLAnglebracket(in);
- getForwardslash(in);
- }else in->error(in,"not a struct type");
-
- token = getName(in);
- if(strcmp("event",token))in->error(in,"not an event definition");
- getRAnglebracket(in); //</event>
+ int got_end = 0;
+ /* Events can have multiple fields. each field form at least a function
+ * parameter of the logging function. */
+ while(!got_end) {
+ getLAnglebracket(in);
+ token = getToken(in);
+
+ switch(in->type) {
+ case FORWARDSLASH: /* </event> */
+ token = getName(in);
+ if(strcmp("event",token))in->error(in,"not an event definition");
+ getRAnglebracket(in); //</event>
+ got_end = 1;
+ break;
+ case NAME: /* a field */
+ if(strcmp("field",token))in->error(in,"expecting a field");
+ f = (field_t *)memAlloc(sizeof(field_t));
+ sequence_push(&(ev->fields),f);
+ parseFields(in, f, unnamed_types, named_types, 1);
+ break;
+ default:
+ in->error(in, "expecting </event> or <field >");
+ break;
+ }
+ }
+#if 0
+ if(in->type == FORWARDSLASH){ //</event> NOTHING
+ ev->type = NULL;
+ }else if(in->type == NAME){
+ if(strcmp("struct",token)==0 || strcmp("typeref",token)==0){
+ ungetToken(in);
+ ev->type = parseType(in,NULL, unnamed_types, named_types);
+ if(ev->type->type != STRUCT && ev->type->type != NONE)
+ in->error(in,"type must be a struct");
+ }else in->error(in, "not a valid type");
+
+ getLAnglebracket(in);
+ getForwardslash(in);
+ }else in->error(in,"not a struct type");
+ getLAnglebracket(in);
+ getForwardslash(in);
+ token = getName(in);
+ if(strcmp("event",token))in->error(in,"not an event definition");
+ getRAnglebracket(in); //</event>
+#endif //0
}
/*****************************************************************************
* parseField : get field infomation from buffer
*Input params
* in : input file handle
- * t : type descriptor
+ * f : field
* unnamed_types : array of unamed types
* named_types : array of named types
+ * tag : is field surrounded by a <field> </field> tag ?
****************************************************************************/
-void parseFields(parse_file_t *in, type_descriptor_t *t,
+void parseFields(parse_file_t *in, field_t *f,
sequence_t * unnamed_types,
- table_t * named_types)
+ table_t * named_types,
+ int tag)
{
char * token;
- field_t *f;
+ if(tag) {
+ //<field name=field_name> <description> <type> </field>
+ getFieldAttributes(in, f);
+ if(f->name == NULL) in->error(in, "Field not named");
+ getRAnglebracket(in);
- f = (field_t *)memAlloc(sizeof(field_t));
- sequence_push(&(t->fields),f);
-
- //<field name=field_name> <description> <type> </field>
- getFieldAttributes(in, f);
- if(f->name == NULL) in->error(in, "Field not named");
- getRAnglebracket(in);
-
- f->description = getDescription(in);
+ f->description = getDescription(in);
+ } else {
+ f->description = NULL;
+ }
//<int size=...>
getLAnglebracket(in);
f->type = parseType(in,NULL, unnamed_types, named_types);
- getLAnglebracket(in);
- getForwardslash(in);
- token = getName(in);
- if(strcmp("field",token))in->error(in,"not a valid field definition");
- getRAnglebracket(in); //</field>
+ if(tag) {
+ getLAnglebracket(in);
+ getForwardslash(in);
+ token = getName(in);
+ if(strcmp("field",token))in->error(in,"not a valid field definition");
+ getRAnglebracket(in); //</field>
+ }
}
{
char *token;
type_descriptor_t *t;
+ field_t *f;
if(inType == NULL) {
t = (type_descriptor_t *) memAlloc(sizeof(type_descriptor_t));
if(strcmp(token,"struct") == 0) {
t->type = STRUCT;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getRAnglebracket(in); //<struct>
getLAnglebracket(in); //<field name=..>
token = getToken(in);
sequence_init(&(t->fields));
while(strcmp("field",token) == 0){
- parseFields(in,t, unnamed_types, named_types);
+ f = (field_t *)memAlloc(sizeof(field_t));
+ sequence_push(&(t->fields),f);
+
+ parseFields(in, f, unnamed_types, named_types, 1);
//next field
getLAnglebracket(in);
}
else if(strcmp(token,"union") == 0) {
t->type = UNION;
- getTypeAttributes(in, t);
- if(t->size == -1) in->error(in, "Union has empty size");
- getRAnglebracket(in); //<union typecodesize=isize>
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ getRAnglebracket(in); //<union>
getLAnglebracket(in); //<field name=..>
token = getToken(in);
sequence_init(&(t->fields));
while(strcmp("field",token) == 0){
- parseFields(in,t, unnamed_types, named_types);
+ f = (field_t *)memAlloc(sizeof(field_t));
+ sequence_push(&(t->fields),f);
+ parseFields(in, f, unnamed_types, named_types, 1);
//next field
getLAnglebracket(in);
}
else if(strcmp(token,"array") == 0) {
t->type = ARRAY;
- getTypeAttributes(in, t);
- if(t->size == -1) in->error(in, "Array has empty size");
+ sequence_init(&(t->fields));
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ if(t->size == 0) in->error(in, "Array has empty size");
+ getForwardslash(in);
getRAnglebracket(in); //<array size=n>
- getLAnglebracket(in); //<type struct>
- t->nested_type = parseType(in, NULL, unnamed_types, named_types);
+ //getLAnglebracket(in); //<subtype>
+ /* subfield */
+ f = (field_t *)memAlloc(sizeof(field_t));
+
+ f->name = NULL;
+ sequence_push(&(t->fields),f);
+ parseFields(in, f, unnamed_types, named_types, 0);
+
+ //getLAnglebracket(in); //<type struct>
+ //t->nested_type = parseType(in, NULL, unnamed_types, named_types);
getLAnglebracket(in); //</array>
getForwardslash(in);
}
else if(strcmp(token,"sequence") == 0) {
t->type = SEQUENCE;
- getTypeAttributes(in, t);
- if(t->size == -1) in->error(in, "Sequence has empty size");
- getRAnglebracket(in); //<array lengthsize=isize>
-
- getLAnglebracket(in); //<type struct>
- t->nested_type = parseType(in,NULL, unnamed_types, named_types);
+ sequence_init(&(t->fields));
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ getForwardslash(in);
+ getRAnglebracket(in); //<sequence>
+
+ //getLAnglebracket(in); //<sequence size type>
+ /* subfield */
+ f = (field_t *)memAlloc(sizeof(field_t));
+ f->name = NULL;
+ sequence_push(&(t->fields),f);
+ parseFields(in, f, unnamed_types, named_types, 0);
+
+ //getLAnglebracket(in); //<subtype>
+ /* subfield */
+ f = (field_t *)memAlloc(sizeof(field_t));
+ f->name = NULL;
+ sequence_push(&(t->fields),f);
+ parseFields(in, f, unnamed_types, named_types, 0);
+
+ //getLAnglebracket(in); //<type sequence>
+ //t->length_type = parseType(in, NULL, unnamed_types, named_types);
+
+ //getLAnglebracket(in); //<type sequence>
+
+ //t->nested_type = parseType(in, NULL, unnamed_types, named_types);
+
+ if(t->fields.position < 1) in->error(in, "Sequence has no length type");
+ if(t->fields.position < 2) in->error(in, "Sequence has no subtype");
+ switch(((field_t*)t->fields.array[0])->type->type) {
+ case UINT_FIXED :
+ case UCHAR :
+ case USHORT :
+ case UINT :
+ case ULONG :
+ case SIZE_T :
+ case OFF_T :
+ break;
+ default:
+ in->error(in, "Wrong length type for sequence");
+ }
getLAnglebracket(in); //</sequence>
getForwardslash(in);
getRAnglebracket(in); //</sequence>
}
else if(strcmp(token,"enum") == 0) {
- char * str, *str1;
+ char * str;
+ long long value = -1;
+
t->type = ENUM;
sequence_init(&(t->labels));
+ sequence_init(&(t->labels_values));
sequence_init(&(t->labels_description));
t->already_printed = 0;
- getTypeAttributes(in, t);
- if(t->size == -1) in->error(in, "Sequence has empty size");
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ //if(t->size == 0) in->error(in, "Sequence has empty size");
+ //Mathieu : we fix enum size to target int size. GCC is always like this.
+ //fox copy optimisation.
+ if(t->size != 0) in->error(in, "Enum has fixed size of target int.");
+ t->size = 0;
getRAnglebracket(in);
//<label name=label1 value=n/>
getLAnglebracket(in);
token = getToken(in); //"label" or "/"
while(strcmp("label",token) == 0){
- str = allocAndCopy(getNameAttribute(in));
- token = getValueStrAttribute(in);
- if(token){
- str1 = appendString(str,"=");
- free(str);
- str = appendString(str1,token);
- free(str1);
- sequence_push(&(t->labels),str);
- }
- else
- sequence_push(&(t->labels),str);
+ int *label_value = malloc(sizeof(int));
+ int has_value = 0;
+ long long loc_value;
+
+ str = allocAndCopy(getNameAttribute(in));
+ has_value = getValueAttribute(in, &loc_value);
+
+ sequence_push(&(t->labels),str);
+
+ if(has_value) value = loc_value;
+ else value++;
+
+ *label_value = value;
+ sequence_push(&(t->labels_values), label_value);
getForwardslash(in);
getRAnglebracket(in);
if(strcmp("enum",token))in->error(in, "not a valid enum definition");
getRAnglebracket(in); //</label>
}
+ else if(strcmp(token,"int_fixed") == 0) {
+ t->type = INT_FIXED;
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ if(t->size == 0) in->error(in, "int has empty size");
+ getForwardslash(in);
+ getRAnglebracket(in);
+ }
+ else if(strcmp(token,"uint_fixed") == 0) {
+ t->type = UINT_FIXED;
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ if(t->size == 0) in->error(in, "uint has empty size");
+ getForwardslash(in);
+ getRAnglebracket(in);
+ }
+ else if(strcmp(token,"char") == 0) {
+ t->type = CHAR;
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ t->size = 1;
+ getForwardslash(in);
+ getRAnglebracket(in);
+ }
+ else if(strcmp(token,"uchar") == 0) {
+ t->type = UCHAR;
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ t->size = 1;
+ getForwardslash(in);
+ getRAnglebracket(in);
+ }
+ else if(strcmp(token,"short") == 0) {
+ t->type = SHORT;
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ t->size = 2;
+ getForwardslash(in);
+ getRAnglebracket(in);
+ }
+ else if(strcmp(token,"ushort") == 0) {
+ t->type = USHORT;
+ getTypeAttributes(in, t, unnamed_types, named_types);
+ t->size = 2;
+ getForwardslash(in);
+ getRAnglebracket(in);
+ }
else if(strcmp(token,"int") == 0) {
t->type = INT;
- getTypeAttributes(in, t);
- if(t->size == -1) in->error(in, "int has empty size");
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"uint") == 0) {
t->type = UINT;
- getTypeAttributes(in, t);
- if(t->size == -1) in->error(in, "uint has empty size");
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
+
else if(strcmp(token,"pointer") == 0) {
t->type = POINTER;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"long") == 0) {
t->type = LONG;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"ulong") == 0) {
t->type = ULONG;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"size_t") == 0) {
t->type = SIZE_T;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"ssize_t") == 0) {
t->type = SSIZE_T;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"off_t") == 0) {
t->type = OFF_T;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"float") == 0) {
t->type = FLOAT;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"string") == 0) {
t->type = STRING;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
getRAnglebracket(in);
}
else if(strcmp(token,"typeref") == 0){
// Must be a named type
- if(inType != NULL)
- in->error(in,"Named type cannot refer to a named type");
- else {
- free(t);
- sequence_pop(unnamed_types);
- token = getNameAttribute(in);
- t = find_named_type(token, named_types);
- getForwardslash(in); //<typeref name=type_name/>
- getRAnglebracket(in);
- return t;
- }
+ free(t);
+ sequence_pop(unnamed_types);
+ token = getNameAttribute(in);
+ t = find_named_type(token, named_types);
+ if(t == NULL) in->error(in,"Named referred to must be pre-declared.");
+ getForwardslash(in); //<typeref name=type_name/>
+ getRAnglebracket(in);
+ return t;
}else in->error(in,"not a valid type");
return t;
type_descriptor_t *t;
t = table_find(named_types,name);
- if(t == NULL) {
- t = (type_descriptor_t *)memAlloc(sizeof(type_descriptor_t));
- t->type_name = allocAndCopy(name);
- t->type = NONE;
- t->fmt = NULL;
- table_insert(named_types,t->type_name,t);
- // table_insert(named_types,allocAndCopy(name),t);
- }
+
return t;
-}
+}
+
+type_descriptor_t * create_named_type(char *name, table_t * named_types)
+{
+ type_descriptor_t *t;
+
+ t = (type_descriptor_t *)memAlloc(sizeof(type_descriptor_t));
+ t->type_name = allocAndCopy(name);
+ t->type = NONE;
+ t->fmt = NULL;
+ table_insert(named_types,t->type_name,t);
+ // table_insert(named_types,allocAndCopy(name),t);
+ return t;
+}
/*****************************************************************************
*Function name
token = getNameAttribute(in);
if(token == NULL) in->error(in, "Type has empty name");
- t = find_named_type(token, named_types);
+ t = create_named_type(token, named_types);
if(t->type != NONE) in->error(in,"redefinition of named type");
getRAnglebracket(in); //<type name=type_name>
char *token;
token = getToken(in);
- if(in->type != NAME) in->error(in,"Name token was expected");
+ // Optional descriptions
+ // if(in->type != NAME) in->error(in,"Name token was expected");
return token;
}
char *token;
token = getToken(in);
- if(in->type != FORWARDSLASH) in->error(in, "forward slash token was expected");
+ //if(in->type != FORWARDSLASH) in->error(in, "forward slash token was expected");
+ /* Mathieu : final / is optional now. */
+ if(in->type != FORWARDSLASH) ungetToken(in);
+
return token;
}
return token;
}
-char seekNextChar(parse_file_t *in)
+int seekNextChar(parse_file_t *in)
{
- char car;
+ int car;
while((car = getc(in->fp)) != EOF) {
if(!isspace(car)){
ungetc(car,in->fp);
char *getToken(parse_file_t * in)
{
FILE *fp = in->fp;
- char car, car1;
+ int car, car1;
int pos = 0, escaped;
if(in->unget == 1) {
escaped = 0;
while((car = getc(fp)) != EOF && pos < BUFFER_SIZE) {
if(car == '\\' && escaped == 0) {
- in->buffer[pos] = car;
- pos++;
+ in->buffer[pos] = car;
+ pos++;
escaped = 1;
continue;
}
in->buffer[pos] = car;
pos++;
}
- if(car == EOF) ungetc(car,fp);
+ if(car == EOF) ungetc(car,fp);
if(pos == BUFFER_SIZE) in->error(in, "number token too large");
in->type = NUMBER;
- }
- else if(isalpha(car)) {
+ }
+ else if(isalnum(car) || car == '_' || car == '-') {
in->buffer[0] = car;
pos = 1;
while((car = getc(fp)) != EOF && pos < BUFFER_SIZE) {
- if(!(isalnum(car) || car == '_')) {
+ if(!(isalnum(car) || car == '_' || car == '-')) {
ungetc(car,fp);
break;
}
in->buffer[pos] = car;
pos++;
}
- if(car == EOF) ungetc(car,fp);
+ if(car == EOF) ungetc(car,fp);
if(pos == BUFFER_SIZE) in->error(in, "name token too large");
in->type = NAME;
- }
+ } else if(car == '?') {
+ in->buffer[0] = car;
+ pos++;
+ }
else in->error(in, "invalid character, unrecognized token");
}
in->buffer[pos] = 0;
void skipComment(parse_file_t * in)
{
- char car;
+ int car;
while((car = getc(in->fp)) != EOF) {
if(car == '\n') in->lineno++;
else if(car == '*') {
void skipEOL(parse_file_t * in)
{
- char car;
+ int car;
while((car = getc(in->fp)) != EOF) {
if(car == '\n') {
ungetc(car,in->fp);
****************************************************************************/
void generateChecksum(char* facName,
- unsigned long * checksum, sequence_t * events)
+ unsigned int * checksum, sequence_t * events)
{
unsigned long crc ;
int pos;
event_t * ev;
- char str[256];
+ unsigned int i;
crc = crc32(facName);
for(pos = 0; pos < events->position; pos++){
ev = (event_t *)(events->array[pos]);
- crc = partial_crc32(ev->name,crc);
- if(!ev->type) continue; //event without type
- if(ev->type->type != STRUCT){
- sprintf(str,"event '%s' has a type other than STRUCT",ev->name);
- error_callback(NULL, str);
- }
- crc = getTypeChecksum(crc, ev->type);
+ crc = partial_crc32(ev->name, crc);
+ for(i = 0; i < ev->fields.position; i++) {
+ field_t *f = (field_t*)ev->fields.array[i];
+ crc = partial_crc32(f->name, crc);
+ crc = getTypeChecksum(crc, f->type);
+ }
}
*checksum = crc;
}
field_t * fld;
switch(type->type){
- case INT:
- str = intOutputTypes[type->size];
+ case INT_FIXED:
+ str = intOutputTypes[getSizeindex(type->size)];
break;
- case UINT:
- str = uintOutputTypes[type->size];
+ case UINT_FIXED:
+ str = uintOutputTypes[getSizeindex(type->size)];
break;
case POINTER:
str = allocAndCopy("void *");
flag = 1;
break;
+ case CHAR:
+ str = allocAndCopy("signed char");
+ flag = 1;
+ break;
+ case UCHAR:
+ str = allocAndCopy("unsigned char");
+ flag = 1;
+ break;
+ case SHORT:
+ str = allocAndCopy("short");
+ flag = 1;
+ break;
+ case USHORT:
+ str = allocAndCopy("unsigned short");
+ flag = 1;
+ break;
+ case INT:
+ str = allocAndCopy("int");
+ flag = 1;
+ break;
+ case UINT:
+ str = allocAndCopy("uint");
+ flag = 1;
+ break;
case LONG:
str = allocAndCopy("long");
flag = 1;
flag = 1;
break;
case FLOAT:
- str = floatOutputTypes[type->size];
+ str = floatOutputTypes[getSizeindex(type->size)];
break;
case STRING:
str = allocAndCopy("string");
flag = 1;
break;
case ENUM:
- str = appendString("enum ", uintOutputTypes[type->size]);
+ //str = appendString("enum ", uintOutputTypes[getSizeindex(type->size)]);
+ str = allocAndCopy("enum");
flag = 1;
break;
case ARRAY:
- sprintf(buf,"%d",type->size);
+ sprintf(buf,"%zu", type->size);
str = appendString("array ",buf);
flag = 1;
break;
case SEQUENCE:
- sprintf(buf,"%d",type->size);
- str = appendString("sequence ",buf);
+ str = allocAndCopy("sequence ");
flag = 1;
break;
case STRUCT:
if(type->fmt) crc = partial_crc32(type->fmt,crc);
- if(type->type == ARRAY || type->type == SEQUENCE){
- crc = getTypeChecksum(crc,type->nested_type);
- }else if(type->type == STRUCT || type->type == UNION){
+ if(type->type == ARRAY){
+ crc = getTypeChecksum(crc,((field_t*)type->fields.array[0])->type);
+ } else if(type->type ==SEQUENCE) {
+ crc = getTypeChecksum(crc,((field_t*)type->fields.array[0])->type);
+ crc = getTypeChecksum(crc,((field_t*)type->fields.array[1])->type);
+ } else if(type->type == STRUCT || type->type == UNION){
for(pos =0; pos < type->fields.position; pos++){
fld = (field_t *) type->fields.array[pos];
crc = partial_crc32(fld->name,crc);
free(tp->labels.array[pos2]);
}
sequence_dispose(&(tp->labels));
+ for(pos2 = 0; pos2 < tp->labels_values.position; pos2++) {
+ free(tp->labels_values.array[pos2]);
+ }
+ sequence_dispose(&(tp->labels_values));
}
if(tp->type == STRUCT) {
for(pos2 = 0; pos2 < tp->fields.position; pos2++) {
void freeTypes(sequence_t *t)
{
- int pos, pos2;
+ int pos;
type_descriptor_t *tp;
- field_t *f;
for(pos = 0 ; pos < t->position; pos++) {
tp = (type_descriptor_t *)t->array[pos];
ev = (event_t *) t->array[pos];
free(ev->name);
free(ev->description);
+ sequence_dispose(&ev->fields);
free(ev);
}
void *sequence_pop(sequence_t *t)
{
- return t->array[t->position--];
+ if(t->position == 0) printf("Error : trying to pop an empty sequence");
+ return t->array[--t->position];
}
strcat(tmp,suffix);
return tmp;
}
-
-
projects / lttv.git / blobdiff