diff --git a/GNUmakefile b/GNUmakefile index 4a140a5..666decc 100644 --- a/GNUmakefile +++ b/GNUmakefile @@ -163,6 +163,7 @@ libadc_common_SOURCES := \ src/adc/sid.c libutils_SOURCES := \ + src/util/config_token.c \ src/util/ipcalc.c \ src/util/list.c \ src/util/log.c \ @@ -192,6 +193,7 @@ autotest_SOURCES := \ autotest/test_sid.tcc \ autotest/test_tiger.tcc \ autotest/test_timer.tcc \ + autotest/test_tokenizer.tcc \ autotest/test_usermanager.tcc autotest_OBJECTS = autotest.o diff --git a/autotest/test_tokenizer.tcc b/autotest/test_tokenizer.tcc new file mode 100644 index 0000000..eae51ee --- /dev/null +++ b/autotest/test_tokenizer.tcc @@ -0,0 +1,87 @@ +#include + +#define SETUP(X, STR) struct linked_list* tokens = cfg_tokenize(STR) +#define CLEANUP(X) do { list_clear(X, hub_free); list_destroy(X); } while(0) + +static int match_str(const char* str1, char* str2) +{ + size_t i; + for (i = 0; i < strlen(str2); i++) + if (str2[i] == '_') + str2[i] = ' '; + else if (str2[i] == '|') + str2[i] = '\t'; + + int ret = strcmp(str1, str2); + if (ret) { + fprintf(stderr, "\n Mismatch: \"%s\" != \"%s\"\n", str1, str2); + } + return ret; +} + +static int count(const char* STR, size_t EXPECT) { + SETUP(tokens, STR); + int pass = list_size(tokens) == EXPECT; + CLEANUP(tokens); + return pass; +} + +static int compare(const char* str, const char* ref) { + size_t i, max; + struct linked_list* compare = list_create(); + SETUP(tokens, str); + split_string(ref, " ", compare, 0); + int pass = list_size(tokens) == list_size(compare); + if (pass) { + max = list_size(tokens); + for (i = 0; i < max; i++) { + char* token = (char*) list_get_index(tokens, i); + char* refer = (char*) list_get_index(compare, i); + if (match_str(token, refer)) { + pass = 0; + break; + } + } + } + CLEANUP(tokens); + CLEANUP(compare); + return pass; +} + +EXO_TEST(tokenizer_basic_0, { return count("", 0); }); +EXO_TEST(tokenizer_basic_1, { return count("a", 1); }); +EXO_TEST(tokenizer_basic_1a, { return count(" a", 1); }) +EXO_TEST(tokenizer_basic_1b, { return count(" a", 1); }) +EXO_TEST(tokenizer_basic_1c, { return count(" a", 1); }) +EXO_TEST(tokenizer_basic_1d, { return count(" a ", 1); }) +EXO_TEST(tokenizer_basic_1e, { return count(" a ", 1); }) +EXO_TEST(tokenizer_basic_2, { return count("a b", 2); }); +EXO_TEST(tokenizer_basic_2a, { return count(" a b ", 2); }); +EXO_TEST(tokenizer_basic_3, { return count("a b c", 3); }); +EXO_TEST(tokenizer_basic_3a, { return count("a b c", 3); }); +EXO_TEST(tokenizer_basic_3b, { return count("a b c", 3); }); +EXO_TEST(tokenizer_basic_3c, { return count("a b c ", 3); }); +EXO_TEST(tokenizer_basic_3d, { return count("a b c ", 3); }); + +EXO_TEST(tokenizer_basic_compare_0, { return compare("value1 value2 value3", "value1 value2 value3"); }); +EXO_TEST(tokenizer_basic_compare_1, { return compare("a b c", "a b c"); }); +EXO_TEST(tokenizer_basic_compare_2, { return compare("a b c", "a b c"); }); +EXO_TEST(tokenizer_basic_compare_3, { return compare(" a b c", "a b c"); }); +EXO_TEST(tokenizer_basic_compare_4, { return compare(" a b c ", "a b c"); }); +EXO_TEST(tokenizer_basic_compare_5, { return compare("a b c ", "a b c"); }); +EXO_TEST(tokenizer_basic_compare_6, { return compare("a b c ", "a b c"); }); + +EXO_TEST(tokenizer_comment_1, { return compare("value1 value2 # value3", "value1 value2"); }); +EXO_TEST(tokenizer_comment_2, { return compare("value1 value2\\# value3", "value1 value2# value3"); }); +EXO_TEST(tokenizer_comment_3, { return compare("value1 \"value2#\" value3", "value1 value2# value3"); }); + +EXO_TEST(tokenizer_escape_1, { return compare("\"value1\" value2", "value1 value2"); }); +EXO_TEST(tokenizer_escape_2, { return compare("\"value1\\\"\" value2", "value1\" value2"); }); +EXO_TEST(tokenizer_escape_3, { return compare("\"value1\" \"value 2\"", "value1 value_2"); }); +EXO_TEST(tokenizer_escape_4, { return compare("\"value1\" value\\ 2", "value1 value_2"); }); +EXO_TEST(tokenizer_escape_5, { return compare("\"value1\" value\\\\2", "value1 value\\2"); }); +EXO_TEST(tokenizer_escape_6, { return compare("\"value1\" value\\\t2", "value1 value|2"); }); +EXO_TEST(tokenizer_escape_7, { return compare("\"value1\" \"value\t2\"", "value1 value|2"); }); + + + diff --git a/src/util/config_token.c b/src/util/config_token.c new file mode 100644 index 0000000..f77c7b1 --- /dev/null +++ b/src/util/config_token.c @@ -0,0 +1,148 @@ +/* + * uhub - A tiny ADC p2p connection hub + * Copyright (C) 2007-2010, Jan Vidar Krey + * + * 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; either version 3 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#include "uhub.h" + +#define ADD_CHAR(X) do { *out = X; out++; token_size++; } while(0) +#define RESET_TOKEN do { ADD_CHAR('\0'); out = buffer; if (add_token(tokens, out)) token_count++; token_size = 0; buffer[0] = '\0'; } while (0) + +static int add_token(struct linked_list* list, const char* token) +{ + if (*token) + { + list_append(list, hub_strdup(token)); + return 1; + } + return 0; +} + +struct linked_list* cfg_tokenize(const char* line) +{ + struct linked_list* tokens = list_create(); + char* buffer = hub_malloc_zero(strlen(line)); + char* out = buffer; + const char* p = line; + int backslash = 0; + char quote = 0; + size_t token_count = 0; + size_t token_size = 0; + + for (; *p; p++) + { + switch (*p) + { + case '\\': + if (backslash) + { + ADD_CHAR('\\'); + backslash = 0; + } + else + { + backslash = 1; + } + break; + + case '#': + if (backslash) + { + ADD_CHAR('#'); + backslash = 0; + } + else if (quote) + { + ADD_CHAR('#'); + } + else + { + RESET_TOKEN; + return tokens; + } + break; + + case '\"': + if (backslash) + { + ADD_CHAR('\"'); + backslash = 0; + } + else if (quote) + { + quote = 0; + } + else + { + quote = 1; + } + break; + + case '\r': + /* Pretend it does not exist! */ + break; + + case ' ': + case '\t': + if (quote) + { + ADD_CHAR(*p); + } + else if (backslash) + { + ADD_CHAR(*p); + backslash = 0; + } + else + { + RESET_TOKEN; + } + break; + + default: + ADD_CHAR(*p); + } + } + + RESET_TOKEN; + return tokens; +} + +void cfg_tokens_free(struct linked_list* list) +{ + list_clear(list, hub_free); + list_destroy(list); +} + +/* +size_t cfg_token_count(const char* line) +{ + if (!line || !*line) + return 0; + + + +} + +char* cfg_token_get(const char* line, size_t token) +{ +} + +char* cfg_token_add(const char* line, char* new_token) +{ +} +*/ diff --git a/src/util/config_token.h b/src/util/config_token.h new file mode 100644 index 0000000..773c392 --- /dev/null +++ b/src/util/config_token.h @@ -0,0 +1,33 @@ +/* + * uhub - A tiny ADC p2p connection hub + * Copyright (C) 2007-2010, Jan Vidar Krey + * + * 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; either version 3 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + */ + +#ifndef HAVE_UHUB_CONFIG_TOKEN_H +#define HAVE_UHUB_CONFIG_TOKEN_H + +struct linked_list; + +struct linked_list* cfg_tokenize(const char* line); +void cfg_tokens_free(struct linked_list*); + +size_t cfg_token_count(const char* line); +char* cfg_token_get(const char* line, size_t token); +char* cfg_token_add(const char* line, char* new_token); + +#endif /* HAVE_UHUB_CONFIG_TOKEN_H */ +