295 lines
9.2 KiB
C
295 lines
9.2 KiB
C
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/**
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* @file ncd_parser_test.c
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* @author Ambroz Bizjak <ambrop7@gmail.com>
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*
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* @section LICENSE
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <inttypes.h>
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#include <misc/debug.h>
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#include <misc/expstring.h>
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#include <base/BLog.h>
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#include <ncd/NCDConfigParser.h>
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#include <ncd/NCDValGenerator.h>
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#include <ncd/NCDSugar.h>
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static int generate_val (NCDValue *value, ExpString *out_str)
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{
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switch (NCDValue_Type(value)) {
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case NCDVALUE_STRING: {
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const char *str = NCDValue_StringValue(value);
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size_t len = NCDValue_StringLength(value);
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if (!ExpString_AppendChar(out_str, '"')) {
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goto fail;
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}
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for (size_t i = 0; i < len; i++) {
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if (str[i] == '\0') {
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char buf[5];
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snprintf(buf, sizeof(buf), "\\x%02"PRIx8, (uint8_t)str[i]);
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if (!ExpString_Append(out_str, buf)) {
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goto fail;
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}
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continue;
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}
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if (str[i] == '"' || str[i] == '\\') {
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if (!ExpString_AppendChar(out_str, '\\')) {
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goto fail;
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}
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}
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if (!ExpString_AppendChar(out_str, str[i])) {
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goto fail;
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}
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}
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if (!ExpString_AppendChar(out_str, '"')) {
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goto fail;
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}
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} break;
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case NCDVALUE_LIST: {
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if (!ExpString_AppendChar(out_str, '{')) {
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goto fail;
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}
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int is_first = 1;
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for (NCDValue *e = NCDValue_ListFirst(value); e; e = NCDValue_ListNext(value, e)) {
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if (!is_first) {
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if (!ExpString_Append(out_str, ", ")) {
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goto fail;
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}
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}
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if (!generate_val(e, out_str)) {
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goto fail;
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}
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is_first = 0;
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}
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if (!ExpString_AppendChar(out_str, '}')) {
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goto fail;
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}
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} break;
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case NCDVALUE_MAP: {
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if (!ExpString_AppendChar(out_str, '[')) {
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goto fail;
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}
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int is_first = 1;
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for (NCDValue *ekey = NCDValue_MapFirstKey(value); ekey; ekey = NCDValue_MapNextKey(value, ekey)) {
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NCDValue *eval = NCDValue_MapKeyValue(value, ekey);
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if (!is_first) {
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if (!ExpString_Append(out_str, ", ")) {
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goto fail;
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}
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}
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if (!generate_val(ekey, out_str)) {
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goto fail;
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}
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if (!ExpString_AppendChar(out_str, ':')) {
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goto fail;
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}
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if (!generate_val(eval, out_str)) {
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goto fail;
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}
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is_first = 0;
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}
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if (!ExpString_AppendChar(out_str, ']')) {
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goto fail;
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}
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} break;
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default: ASSERT(0);
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}
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return 1;
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fail:
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return 0;
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}
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static void print_indent (unsigned int indent)
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{
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while (indent > 0) {
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printf(" ");
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indent--;
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}
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}
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static void print_value (NCDValue *v, unsigned int indent)
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{
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ExpString estr;
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if (!ExpString_Init(&estr)) {
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DEBUG("ExpString_Init failed");
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exit(1);
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}
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if (!generate_val(v, &estr)) {
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DEBUG("generate_val failed");
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exit(1);
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}
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print_indent(indent);
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printf("%s\n", ExpString_Get(&estr));
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ExpString_Free(&estr);
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}
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static void print_block (NCDBlock *block, unsigned int indent)
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{
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for (NCDStatement *st = NCDBlock_FirstStatement(block); st; st = NCDBlock_NextStatement(block, st)) {
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const char *name = NCDStatement_Name(st) ? NCDStatement_Name(st) : "";
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switch (NCDStatement_Type(st)) {
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case NCDSTATEMENT_REG: {
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const char *objname = NCDStatement_RegObjName(st) ? NCDStatement_RegObjName(st) : "";
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const char *cmdname = NCDStatement_RegCmdName(st);
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print_indent(indent);
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printf("reg name=%s objname=%s cmdname=%s args:\n", name, objname, cmdname);
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print_value(NCDStatement_RegArgs(st), indent + 2);
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} break;
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case NCDSTATEMENT_IF: {
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print_indent(indent);
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printf("if name=%s\n", name);
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NCDIfBlock *ifb = NCDStatement_IfBlock(st);
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for (NCDIf *ifc = NCDIfBlock_FirstIf(ifb); ifc; ifc = NCDIfBlock_NextIf(ifb, ifc)) {
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print_indent(indent + 2);
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printf("if\n");
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print_value(NCDIf_Cond(ifc), indent + 4);
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print_indent(indent + 2);
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printf("then\n");
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print_block(NCDIf_Block(ifc), indent + 4);
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}
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if (NCDStatement_IfElse(st)) {
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print_indent(indent + 2);
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printf("else\n");
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print_block(NCDStatement_IfElse(st), indent + 4);
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}
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} break;
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case NCDSTATEMENT_FOREACH: {
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const char *name1 = NCDStatement_ForeachName1(st);
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const char *name2 = NCDStatement_ForeachName2(st) ? NCDStatement_ForeachName2(st) : "";
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print_indent(indent);
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printf("foreach name=%s name1=%s name2=%s\n", name, name1, name2);
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print_block(NCDStatement_ForeachBlock(st), indent + 2);
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} break;
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default: ASSERT(0);
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}
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}
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}
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int main (int argc, char **argv)
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{
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int res = 1;
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if (argc != 3) {
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printf("Usage: %s <desugar=0/1> <string>\n", (argc > 0 ? argv[0] : ""));
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goto fail0;
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}
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int desugar = atoi(argv[1]);
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char *text = argv[2];
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BLog_InitStdout();
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// parse
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NCDProgram prog;
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if (!NCDConfigParser_Parse(text, strlen(text), &prog)) {
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DEBUG("NCDConfigParser_Parse failed");
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goto fail1;
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}
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// desugar
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if (desugar) {
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if (!NCDSugar_Desugar(&prog)) {
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DEBUG("NCDSugar_Desugar failed");
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goto fail2;
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}
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}
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// print
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for (NCDProgramElem *elem = NCDProgram_FirstElem(&prog); elem; elem = NCDProgram_NextElem(&prog, elem)) {
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switch (NCDProgramElem_Type(elem)) {
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case NCDPROGRAMELEM_PROCESS: {
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NCDProcess *p = NCDProgramElem_Process(elem);
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printf("process name=%s is_template=%d\n", NCDProcess_Name(p), NCDProcess_IsTemplate(p));
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print_block(NCDProcess_Block(p), 2);
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} break;
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case NCDPROGRAMELEM_INCLUDE: {
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printf("include path=%s\n", NCDProgramElem_IncludePathData(elem));
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} break;
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case NCDPROGRAMELEM_INCLUDE_GUARD: {
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printf("include_guard id=%s\n", NCDProgramElem_IncludeGuardIdData(elem));
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} break;
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default: ASSERT(0);
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}
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}
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res = 0;
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fail2:
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NCDProgram_Free(&prog);
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fail1:
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BLog_Free();
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fail0:
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return res;
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}
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