X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=genevent-new%2Fparser.c;h=d76f13b74c3c4081ae1a804847bed039807a0ee1;hb=34a97fdc8a1c40616f352c4a20273038c1bd3eda;hp=ce416ed963ac85dcc7b2ccef0a7be86ff1de0a10;hpb=47299663f9a2f077317b95f7e669e8373052364b;p=lttv.git
diff --git a/genevent-new/parser.c b/genevent-new/parser.c
index ce416ed9..d76f13b7 100644
--- a/genevent-new/parser.c
+++ b/genevent-new/parser.c
@@ -3,14 +3,15 @@
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.
@@ -96,11 +97,26 @@ int getSizeindex(unsigned int value)
unsigned long long int getSize(parse_file_t *in)
{
char *token;
+ int has_quotes = 0;
+ unsigned long long int ret;
token = getToken(in);
+ if(token[0] == '"') {
+ has_quotes = 1;
+ token = getToken(in);
+ }
if(in->type == NUMBER) {
- return strtoull(token, NULL, 0);
- }
+ ret = strtoull(token, NULL, 0);
+ } else {
+ goto error;
+ }
+ if(has_quotes) {
+ token = getToken(in);
+ if(token[0] != '"') goto error;
+ }
+
+ return ret;
+error:
in->error(in,"incorrect size specification");
return -1;
}
@@ -174,13 +190,15 @@ char *allocAndCopy(char *str)
*
**************************************************************************/
-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;
t->fmt = NULL;
t->size = 0;
- t->alignment = 0;
+ t->custom_write = 0;
+ t->network = 0;
while(1) {
token = getToken(in);
@@ -198,13 +216,14 @@ void getTypeAttributes(parse_file_t *in, type_descriptor_t *t)
// if(car == EOF) in->error(in,"name was expected");
// else if(car == '\"') t->type_name = allocAndCopy(getQuotedString(in));
// else t->type_name = allocAndCopy(getName(in));
- } else if(!strcmp("size",token) || !strcmp("lengthsize", token)) {
+ } 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("network", token)) {
+ t->network = 1;
+ }
}
}
@@ -228,6 +247,8 @@ void getEventAttributes(parse_file_t *in, event_t *ev)
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);
@@ -246,7 +267,11 @@ void getEventAttributes(parse_file_t *in, event_t *ev)
ev->per_trace = 1;
} else if(!strcmp("per_tracefile", token)) {
ev->per_tracefile = 1;
- }
+ } else if(!strcmp("param_buffer", token)) {
+ ev->param_buffer = 1;
+ } else if(!strcmp("no_instrument_function", token)) {
+ ev->no_instrument_function = 1;
+ }
}
}
@@ -269,6 +294,8 @@ void getFacilityAttributes(parse_file_t *in, facility_t *fac)
char car;
fac->name = NULL;
+ fac->arch = NULL;
+ fac->user = 0;
while(1) {
token = getToken(in);
@@ -283,7 +310,14 @@ void getFacilityAttributes(parse_file_t *in, facility_t *fac)
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->name = allocAndCopy(getQuotedString(in));
+ else fac->arch = allocAndCopy(getName(in));
+ }
}
}
@@ -320,7 +354,7 @@ void getFieldAttributes(parse_file_t *in, field_t *f)
else if(car == '\"') f->name = allocAndCopy(getQuotedString(in));
else f->name = allocAndCopy(getName(in));
}
- }
+ }
}
char *getNameAttribute(parse_file_t *in)
@@ -331,42 +365,59 @@ char *getNameAttribute(parse_file_t *in)
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 , value is an option
-char * getValueStrAttribute(parse_file_t *in)
+//Return value : 0 : no value, 1 : has a value
+int getValueAttribute(parse_file_t *in, long long *value)
{
char * token;
+ int has_quotes = 0;
token = getToken(in);
if(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(token[0] == '"') {
+ has_quotes = 1;
+ token = getToken(in);
+ }
+ if(in->type == NUMBER) {
+ *value = strtoll(token, NULL, 0);
+ } else {
+ goto error;
+ }
+ if(has_quotes) {
+ token = getToken(in);
+ if(token[0] != '"') goto error;
+ }
+ return 1;
+
+error:
+ in->error(in,"incorrect size specification");
+ return 0;
}
char * getDescription(parse_file_t *in)
@@ -422,7 +473,7 @@ void parseFacility(parse_file_t *in, facility_t * fac)
getFacilityAttributes(in, fac);
if(fac->name == NULL) in->error(in, "Attribute not named");
-
+
fac->capname = allocAndCopy(fac->name);
strupper(fac->capname);
getRAnglebracket(in);
@@ -497,7 +548,7 @@ void parseEvent(parse_file_t *in, event_t * ev, sequence_t * unnamed_types,
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);
+ parseFields(in, f, unnamed_types, named_types, 1);
break;
default:
in->error(in, "expecting or ");
@@ -534,30 +585,37 @@ void parseEvent(parse_file_t *in, event_t * ev, sequence_t * unnamed_types,
* f : field
* unnamed_types : array of unamed types
* named_types : array of named types
+ * tag : is field surrounded by a tag ?
****************************************************************************/
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;
-
- //
- getFieldAttributes(in, f);
- if(f->name == NULL) in->error(in, "Field not named");
- getRAnglebracket(in);
-
- f->description = getDescription(in);
+ if(tag) {
+ //
+ getFieldAttributes(in, f);
+ if(f->name == NULL) in->error(in, "Field not named");
+ getRAnglebracket(in);
+
+ f->description = getDescription(in);
+ } else {
+ f->description = NULL;
+ }
//
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); //
+ if(tag) {
+ getLAnglebracket(in);
+ getForwardslash(in);
+ token = getName(in);
+ if(strcmp("field",token))in->error(in,"not a valid field definition");
+ getRAnglebracket(in); //
+ }
}
@@ -601,7 +659,7 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
if(strcmp(token,"struct") == 0) {
t->type = STRUCT;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getRAnglebracket(in); //
getLAnglebracket(in); //
token = getToken(in);
@@ -610,7 +668,7 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
f = (field_t *)memAlloc(sizeof(field_t));
sequence_push(&(t->fields),f);
- parseFields(in, f, unnamed_types, named_types);
+ parseFields(in, f, unnamed_types, named_types, 1);
//next field
getLAnglebracket(in);
@@ -624,7 +682,7 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
}
else if(strcmp(token,"union") == 0) {
t->type = UNION;
- getTypeAttributes(in, t);
+ getTypeAttributes(in, t, unnamed_types, named_types);
getRAnglebracket(in); //
getLAnglebracket(in); //
@@ -633,7 +691,7 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
while(strcmp("field",token) == 0){
f = (field_t *)memAlloc(sizeof(field_t));
sequence_push(&(t->fields),f);
- parseFields(in, f, unnamed_types, named_types);
+ parseFields(in, f, unnamed_types, named_types, 1);
//next field
getLAnglebracket(in);
@@ -647,13 +705,20 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
}
else if(strcmp(token,"array") == 0) {
t->type = ARRAY;
- getTypeAttributes(in, t);
+ 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); //
- getLAnglebracket(in); //
- t->nested_type = parseType(in, NULL, unnamed_types, named_types);
+ //getLAnglebracket(in); //
+ /* subfield */
+ f = (field_t *)memAlloc(sizeof(field_t));
+ sequence_push(&(t->fields),f);
+ parseFields(in, f, unnamed_types, named_types, 0);
+
+ //getLAnglebracket(in); //
+ //t->nested_type = parseType(in, NULL, unnamed_types, named_types);
getLAnglebracket(in); //
getForwardslash(in);
@@ -663,13 +728,44 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
}
else if(strcmp(token,"sequence") == 0) {
t->type = SEQUENCE;
- getTypeAttributes(in, t);
- if(t->size == 0) in->error(in, "Sequence has empty lengthsize");
+ sequence_init(&(t->fields));
+ getTypeAttributes(in, t, unnamed_types, named_types);
getForwardslash(in);
- getRAnglebracket(in); //
-
- getLAnglebracket(in); //
- t->nested_type = parseType(in,NULL, unnamed_types, named_types);
+ getRAnglebracket(in); //
+
+ //getLAnglebracket(in); //
+ /* subfield */
+ f = (field_t *)memAlloc(sizeof(field_t));
+ sequence_push(&(t->fields),f);
+ parseFields(in, f, unnamed_types, named_types, 0);
+
+ //getLAnglebracket(in); //
+ /* subfield */
+ f = (field_t *)memAlloc(sizeof(field_t));
+ sequence_push(&(t->fields),f);
+ parseFields(in, f, unnamed_types, named_types, 0);
+
+ //getLAnglebracket(in); //
+ //t->length_type = parseType(in, NULL, unnamed_types, named_types);
+
+ //getLAnglebracket(in); //
+
+ //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); //
getForwardslash(in);
@@ -678,34 +774,40 @@ type_descriptor_t *parseType(parse_file_t *in, type_descriptor_t *inType,
getRAnglebracket(in); //
}
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);
+ getTypeAttributes(in, t, unnamed_types, named_types);
//if(t->size == 0) in->error(in, "Sequence has empty size");
- //Mathieu : we fix enum size to 4 bytes. GCC is always like this.
+ //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 4.");
- t->size = 4;
+ if(t->size != 0) in->error(in, "Enum has fixed size of target int.");
+ t->size = 0;
getRAnglebracket(in);
//