diff options
| -rwxr-xr-x | scripts/codegen/fuzzing_include_am.py | 5 | ||||
| -rw-r--r-- | src/lib/encoding/.may_include | 1 | ||||
| -rw-r--r-- | src/lib/encoding/include.am | 2 | ||||
| -rw-r--r-- | src/lib/encoding/kvline.c | 239 | ||||
| -rw-r--r-- | src/lib/encoding/kvline.h | 24 | ||||
| -rw-r--r-- | src/test/fuzz/fuzz_strops.c | 247 | ||||
| -rw-r--r-- | src/test/fuzz/include.am | 29 | ||||
| -rw-r--r-- | src/test/test_config.c | 78 |
8 files changed, 623 insertions, 2 deletions
diff --git a/scripts/codegen/fuzzing_include_am.py b/scripts/codegen/fuzzing_include_am.py index 3c948d87cf..a944584453 100755 --- a/scripts/codegen/fuzzing_include_am.py +++ b/scripts/codegen/fuzzing_include_am.py @@ -13,6 +13,7 @@ FUZZERS = """ iptsv2 microdesc socks + strops vrs """ @@ -23,12 +24,12 @@ FUZZING_CPPFLAGS = \ FUZZING_CFLAGS = \ $(AM_CFLAGS) $(TEST_CFLAGS) FUZZING_LDFLAG = \ - @TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ @TOR_LDFLAGS_libevent@ + @TOR_LDFLAGS_zlib@ $(TOR_LDFLAGS_CRYPTLIB) @TOR_LDFLAGS_libevent@ FUZZING_LIBS = \ $(TOR_INTERNAL_TESTING_LIBS) \ $(rust_ldadd) \ @TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ \ - @TOR_LIBEVENT_LIBS@ @TOR_OPENSSL_LIBS@ \ + @TOR_LIBEVENT_LIBS@ $(TOR_LIBS_CRYPTLIB) \ @TOR_LIB_WS32@ @TOR_LIB_IPHLPAPI@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ @CURVE25519_LIBS@ \ @TOR_SYSTEMD_LIBS@ \ @TOR_LZMA_LIBS@ \ diff --git a/src/lib/encoding/.may_include b/src/lib/encoding/.may_include index 7c2ef36929..c9bf4b1786 100644 --- a/src/lib/encoding/.may_include +++ b/src/lib/encoding/.may_include @@ -1,5 +1,6 @@ orconfig.h lib/cc/*.h +lib/container/*.h lib/ctime/*.h lib/encoding/*.h lib/intmath/*.h diff --git a/src/lib/encoding/include.am b/src/lib/encoding/include.am index 2d2aa3988a..83e9211b6f 100644 --- a/src/lib/encoding/include.am +++ b/src/lib/encoding/include.am @@ -9,6 +9,7 @@ src_lib_libtor_encoding_a_SOURCES = \ src/lib/encoding/confline.c \ src/lib/encoding/cstring.c \ src/lib/encoding/keyval.c \ + src/lib/encoding/kvline.c \ src/lib/encoding/pem.c \ src/lib/encoding/time_fmt.c @@ -22,5 +23,6 @@ noinst_HEADERS += \ src/lib/encoding/confline.h \ src/lib/encoding/cstring.h \ src/lib/encoding/keyval.h \ + src/lib/encoding/kvline.h \ src/lib/encoding/pem.h \ src/lib/encoding/time_fmt.h diff --git a/src/lib/encoding/kvline.c b/src/lib/encoding/kvline.c new file mode 100644 index 0000000000..11ff4f0f96 --- /dev/null +++ b/src/lib/encoding/kvline.c @@ -0,0 +1,239 @@ +/* Copyright (c) 2001 Matej Pfajfar. + * Copyright (c) 2001-2004, Roger Dingledine. + * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. + * Copyright (c) 2007-2018, The Tor Project, Inc. */ +/* See LICENSE for licensing information */ + +/** + * \file kvline.c + * + * \brief Manipulating lines of key-value pairs. + **/ + +#include "orconfig.h" + +#include "lib/container/smartlist.h" +#include "lib/encoding/confline.h" +#include "lib/encoding/cstring.h" +#include "lib/encoding/kvline.h" +#include "lib/malloc/malloc.h" +#include "lib/string/compat_ctype.h" +#include "lib/string/printf.h" +#include "lib/string/util_string.h" +#include "lib/log/escape.h" +#include "lib/log/util_bug.h" + +#include <stdbool.h> +#include <stddef.h> +#include <string.h> + +/** Return true iff we need to quote and escape the string <b>s</b> to encode + * it. */ +static bool +needs_escape(const char *s, bool as_keyless_val) +{ + if (as_keyless_val && *s == 0) + return true; + + for (; *s; ++s) { + if (*s >= 127 || TOR_ISSPACE(*s) || ! TOR_ISPRINT(*s) || + *s == '\'' || *s == '\"') { + return true; + } + } + return false; +} + +/** + * Return true iff the key in <b>line</b> is not set. + **/ +static bool +line_has_no_key(const config_line_t *line) +{ + return line->key == NULL || strlen(line->key) == 0; +} + +/** + * Return true iff the all the lines in <b>line</b> can be encoded + * using <b>flags</b>. + **/ +static bool +kvline_can_encode_lines(const config_line_t *line, unsigned flags) +{ + for ( ; line; line = line->next) { + const bool keyless = line_has_no_key(line); + if (keyless) { + if (! (flags & KV_OMIT_KEYS)) { + /* If KV_OMIT_KEYS is not set, we can't encode a line with no key. */ + return false; + } + if (strchr(line->value, '=') && !( flags & KV_QUOTED)) { + /* We can't have a keyless value with = without quoting it. */ + return false; + } + } + + if (needs_escape(line->value, keyless) && ! (flags & KV_QUOTED)) { + /* If KV_QUOTED is false, we can't encode a value that needs quotes. */ + return false; + } + if (line->key && strlen(line->key) && + (needs_escape(line->key, false) || strchr(line->key, '='))) { + /* We can't handle keys that need quoting. */ + return false; + } + } + return true; +} + +/** + * Encode a linked list of lines in <b>line</b> as a series of 'Key=Value' + * pairs, using the provided <b>flags</b> to encode it. Return a newly + * allocated string on success, or NULL on failure. + * + * If KV_QUOTED is set in <b>flags</b>, then all values that contain + * spaces or unusual characters are escaped and quoted. Otherwise, such + * values are not allowed. + * + * If KV_OMIT_KEYS is set in <b>flags</b>, then pairs with empty keys are + * allowed, and are encoded as 'Value'. Otherwise, such pairs are not + * allowed. + */ +char * +kvline_encode(const config_line_t *line, + unsigned flags) +{ + if (!kvline_can_encode_lines(line, flags)) + return NULL; + + smartlist_t *elements = smartlist_new(); + + for (; line; line = line->next) { + + const char *k = ""; + const char *eq = "="; + const char *v = ""; + const bool keyless = line_has_no_key(line); + bool esc = needs_escape(line->value, keyless); + char *tmp = NULL; + + if (! keyless) { + k = line->key; + } else { + eq = ""; + if (strchr(line->value, '=')) { + esc = true; + } + } + + if (esc) { + tmp = esc_for_log(line->value); + v = tmp; + } else { + v = line->value; + } + + smartlist_add_asprintf(elements, "%s%s%s", k, eq, v); + tor_free(tmp); + } + + char *result = smartlist_join_strings(elements, " ", 0, NULL); + + SMARTLIST_FOREACH(elements, char *, cp, tor_free(cp)); + smartlist_free(elements); + + return result; +} + +/** + * Decode a <b>line</b> containing a series of space-separated 'Key=Value' + * pairs, using the provided <b>flags</b> to decode it. Return a newly + * allocated list of pairs on success, or NULL on failure. + * + * If KV_QUOTED is set in <b>flags</b>, then (double-)quoted values are + * allowed. Otherwise, such values are not allowed. + * + * If KV_OMIT_KEYS is set in <b>flags</b>, then values without keys are + * allowed. Otherwise, such values are not allowed. + */ +config_line_t * +kvline_parse(const char *line, unsigned flags) +{ + const char *cp = line, *cplast = NULL; + bool omit_keys = (flags & KV_OMIT_KEYS) != 0; + bool quoted = (flags & KV_QUOTED) != 0; + + config_line_t *result = NULL; + config_line_t **next_line = &result; + + char *key = NULL; + char *val = NULL; + + while (*cp) { + key = val = NULL; + { + size_t idx = strspn(cp, " \t\r\v\n"); + cp += idx; + } + if (BUG(cp == cplast)) { + /* If we didn't parse anything, this code is broken. */ + goto err; // LCOV_EXCL_LINE + } + cplast = cp; + if (! *cp) + break; /* End of string; we're done. */ + + /* Possible formats are K=V, K="V", V, and "V", depending on flags. */ + + /* Find the key. */ + if (*cp != '\"') { + size_t idx = strcspn(cp, " \t\r\v\n="); + + if (cp[idx] == '=') { + key = tor_memdup_nulterm(cp, idx); + cp += idx + 1; + } else { + if (!omit_keys) + goto err; + } + } + + if (*cp == '\"') { + /* The type is "V". */ + if (!quoted) + goto err; + size_t len=0; + cp = unescape_string(cp, &val, &len); + if (cp == NULL || len != strlen(val)) { + // The string contains a NUL or is badly coded. + goto err; + } + } else { + size_t idx = strcspn(cp, " \t\r\v\n"); + val = tor_memdup_nulterm(cp, idx); + cp += idx; + } + + if (key && strlen(key) == 0) { + /* We don't allow empty keys. */ + goto err; + } + + *next_line = tor_malloc_zero(sizeof(config_line_t)); + (*next_line)->key = key ? key : tor_strdup(""); + (*next_line)->value = val; + next_line = &(*next_line)->next; + key = val = NULL; + } + + if (!kvline_can_encode_lines(result, flags)) { + goto err; + } + return result; + + err: + tor_free(key); + tor_free(val); + config_free_lines(result); + return NULL; +} diff --git a/src/lib/encoding/kvline.h b/src/lib/encoding/kvline.h new file mode 100644 index 0000000000..3272cc1754 --- /dev/null +++ b/src/lib/encoding/kvline.h @@ -0,0 +1,24 @@ +/* Copyright (c) 2001 Matej Pfajfar. + * Copyright (c) 2001-2004, Roger Dingledine. + * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. + * Copyright (c) 2007-2018, The Tor Project, Inc. */ +/* See LICENSE for licensing information */ + +/** + * \file kvline.h + * + * \brief Header for kvline.c + **/ + +#ifndef TOR_KVLINE_H +#define TOR_KVLINE_H + +struct config_line_t; + +#define KV_QUOTED (1u<<0) +#define KV_OMIT_KEYS (1u<<1) + +struct config_line_t *kvline_parse(const char *line, unsigned flags); +char *kvline_encode(const struct config_line_t *line, unsigned flags); + +#endif /* !defined(TOR_KVLINE_H) */ diff --git a/src/test/fuzz/fuzz_strops.c b/src/test/fuzz/fuzz_strops.c new file mode 100644 index 0000000000..5da590acfa --- /dev/null +++ b/src/test/fuzz/fuzz_strops.c @@ -0,0 +1,247 @@ +/* Copyright (c) 2018, The Tor Project, Inc. */ +/* See LICENSE for licensing information */ + +/** + * \file fuzz_strops.c + * \brief Fuzzers for various string encoding/decoding operations + **/ + +#include "orconfig.h" + +#include "lib/cc/torint.h" +#include "lib/ctime/di_ops.h" +#include "lib/encoding/binascii.h" +#include "lib/encoding/cstring.h" +#include "lib/encoding/kvline.h" +#include "lib/encoding/confline.h" +#include "lib/malloc/malloc.h" +#include "lib/log/escape.h" +#include "lib/log/util_bug.h" +#include "lib/intmath/muldiv.h" + +#include "test/fuzz/fuzzing.h" + +#include <stdio.h> +#include <string.h> + +int +fuzz_init(void) +{ + return 0; +} + +int +fuzz_cleanup(void) +{ + return 0; +} + +typedef struct chunk_t { + uint8_t *buf; + size_t len; +} chunk_t; + +#define chunk_free(ch) \ + FREE_AND_NULL(chunk_t, chunk_free_, (ch)) + +static chunk_t * +chunk_new(size_t len) +{ + chunk_t *ch = tor_malloc(sizeof(chunk_t)); + ch->buf = tor_malloc(len); + ch->len = len; + return ch; +} +static void +chunk_free_(chunk_t *ch) +{ + if (!ch) + return; + tor_free(ch->buf); + tor_free(ch); +} +static bool +chunk_eq(const chunk_t *a, const chunk_t *b) +{ + return a->len == b->len && fast_memeq(a->buf, b->buf, a->len); +} + +static chunk_t * +b16_dec(const chunk_t *inp) +{ + chunk_t *ch = chunk_new(CEIL_DIV(inp->len, 2)); + int r = base16_decode((char *)ch->buf, ch->len, (char *)inp->buf, inp->len); + if (r >= 0) { + ch->len = r; + } else { + chunk_free(ch); + } + return ch; +} +static chunk_t * +b16_enc(const chunk_t *inp) +{ + chunk_t *ch = chunk_new(inp->len * 2 + 1); + base16_encode((char *)ch->buf, ch->len, (char*)inp->buf, inp->len); + return ch; +} + +#if 0 +static chunk_t * +b32_dec(const chunk_t *inp) +{ + chunk_t *ch = chunk_new(inp->len);//XXXX + int r = base32_decode((char *)ch->buf, ch->len, (char *)inp->buf, inp->len); + if (r >= 0) { + ch->len = r; // XXXX we need some way to get the actual length of + // XXXX the output here. + } else { + chunk_free(ch); + } + return ch; +} +static chunk_t * +b32_enc(const chunk_t *inp) +{ + chunk_t *ch = chunk_new(base32_encoded_size(inp->len)); + base32_encode((char *)ch->buf, ch->len, (char*)inp->buf, inp->len); + ch->len = strlen((char *) ch->buf); + return ch; +} +#endif + +static chunk_t * +b64_dec(const chunk_t *inp) +{ + chunk_t *ch = chunk_new(inp->len);//XXXX This could be shorter. + int r = base64_decode((char *)ch->buf, ch->len, (char *)inp->buf, inp->len); + if (r >= 0) { + ch->len = r; + } else { + chunk_free(ch); + } + return ch; +} +static chunk_t * +b64_enc(const chunk_t *inp) +{ + chunk_t *ch = chunk_new(BASE64_BUFSIZE(inp->len)); + base64_encode((char *)ch->buf, ch->len, (char *)inp->buf, inp->len, 0); + ch->len = strlen((char *) ch->buf); + return ch; +} + +static chunk_t * +c_dec(const chunk_t *inp) +{ + char *s = tor_memdup_nulterm(inp->buf, inp->len); + chunk_t *ch = tor_malloc(sizeof(chunk_t)); + char *r = NULL; + (void) unescape_string(s, &r, &ch->len); + tor_free(s); + ch->buf = (uint8_t*) r; + if (!ch->buf) { + tor_free(ch); + } + return ch; +} +static chunk_t * +c_enc(const chunk_t *inp) +{ + char *s = tor_memdup_nulterm(inp->buf, inp->len); + chunk_t *ch = tor_malloc(sizeof(chunk_t)); + ch->buf = (uint8_t*)esc_for_log(s); + tor_free(s); + ch->len = strlen((char*)ch->buf); + return ch; +} + +static int kv_flags = 0; +static config_line_t * +kv_dec(const chunk_t *inp) +{ + char *s = tor_memdup_nulterm(inp->buf, inp->len); + config_line_t *res = kvline_parse(s, kv_flags); + tor_free(s); + return res; +} +static chunk_t * +kv_enc(const config_line_t *inp) +{ + char *s = kvline_encode(inp, kv_flags); + if (!s) + return NULL; + chunk_t *res = tor_malloc(sizeof(chunk_t)); + res->buf = (uint8_t*)s; + res->len = strlen(s); + return res; +} + +/* Given an encoder function, a decoder function, and a function to free + * the decoded object, check whether any string that successfully decoded + * will then survive an encode-decode-encode round-trip unchanged. + */ +#define ENCODE_ROUNDTRIP(E,D,FREE) \ + STMT_BEGIN { \ + bool err = false; \ + a = D(&inp); \ + if (!a) \ + return 0; \ + b = E(a); \ + tor_assert(b); \ + c = D(b); \ + tor_assert(c); \ + d = E(c); \ + tor_assert(d); \ + if (!chunk_eq(b,d)) { \ + printf("Unequal chunks: %s\n", \ + hex_str((char*)b->buf, b->len)); \ + printf(" vs %s\n", \ + hex_str((char*)d->buf, d->len)); \ + err = true; \ + } \ + FREE(a); \ + chunk_free(b); \ + FREE(c); \ + chunk_free(d); \ + tor_assert(!err); \ + } STMT_END + +int +fuzz_main(const uint8_t *stdin_buf, size_t data_size) +{ + if (!data_size) + return 0; + + chunk_t inp = { (uint8_t*)stdin_buf, data_size }; + chunk_t *b=NULL,*d=NULL; + void *a=NULL,*c=NULL; + + switch (stdin_buf[0]) { + case 0: + ENCODE_ROUNDTRIP(b16_enc, b16_dec, chunk_free_); + break; + case 1: + /* + XXXX see notes above about our base-32 functions. + ENCODE_ROUNDTRIP(b32_enc, b32_dec, chunk_free_); + */ + break; + case 2: + ENCODE_ROUNDTRIP(b64_enc, b64_dec, chunk_free_); + break; + case 3: + ENCODE_ROUNDTRIP(c_enc, c_dec, chunk_free_); + break; + case 5: + kv_flags = KV_QUOTED|KV_OMIT_KEYS; + ENCODE_ROUNDTRIP(kv_enc, kv_dec, config_free_lines_); + break; + case 6: + kv_flags = 0; + ENCODE_ROUNDTRIP(kv_enc, kv_dec, config_free_lines_); + break; + } + + return 0; +} diff --git a/src/test/fuzz/include.am b/src/test/fuzz/include.am index 27eeced8c5..d0711f05d6 100644 --- a/src/test/fuzz/include.am +++ b/src/test/fuzz/include.am @@ -153,6 +153,16 @@ src_test_fuzz_fuzz_socks_LDADD = $(FUZZING_LIBS) endif if UNITTESTS_ENABLED +src_test_fuzz_fuzz_strops_SOURCES = \ + src/test/fuzz/fuzzing_common.c \ + src/test/fuzz/fuzz_strops.c +src_test_fuzz_fuzz_strops_CPPFLAGS = $(FUZZING_CPPFLAGS) +src_test_fuzz_fuzz_strops_CFLAGS = $(FUZZING_CFLAGS) +src_test_fuzz_fuzz_strops_LDFLAGS = $(FUZZING_LDFLAG) +src_test_fuzz_fuzz_strops_LDADD = $(FUZZING_LIBS) +endif + +if UNITTESTS_ENABLED src_test_fuzz_fuzz_vrs_SOURCES = \ src/test/fuzz/fuzzing_common.c \ src/test/fuzz/fuzz_vrs.c @@ -176,6 +186,7 @@ FUZZERS = \ src/test/fuzz/fuzz-iptsv2 \ src/test/fuzz/fuzz-microdesc \ src/test/fuzz/fuzz-socks \ + src/test/fuzz/fuzz-strops \ src/test/fuzz/fuzz-vrs endif @@ -291,6 +302,15 @@ src_test_fuzz_lf_fuzz_socks_LDADD = $(LIBFUZZER_LIBS) endif if UNITTESTS_ENABLED +src_test_fuzz_lf_fuzz_strops_SOURCES = \ + $(src_test_fuzz_fuzz_strops_SOURCES) +src_test_fuzz_lf_fuzz_strops_CPPFLAGS = $(LIBFUZZER_CPPFLAGS) +src_test_fuzz_lf_fuzz_strops_CFLAGS = $(LIBFUZZER_CFLAGS) +src_test_fuzz_lf_fuzz_strops_LDFLAGS = $(LIBFUZZER_LDFLAG) +src_test_fuzz_lf_fuzz_strops_LDADD = $(LIBFUZZER_LIBS) +endif + +if UNITTESTS_ENABLED src_test_fuzz_lf_fuzz_vrs_SOURCES = \ $(src_test_fuzz_fuzz_vrs_SOURCES) src_test_fuzz_lf_fuzz_vrs_CPPFLAGS = $(LIBFUZZER_CPPFLAGS) @@ -312,6 +332,7 @@ LIBFUZZER_FUZZERS = \ src/test/fuzz/lf-fuzz-iptsv2 \ src/test/fuzz/lf-fuzz-microdesc \ src/test/fuzz/lf-fuzz-socks \ + src/test/fuzz/lf-fuzz-strops \ src/test/fuzz/lf-fuzz-vrs else @@ -406,6 +427,13 @@ src_test_fuzz_liboss_fuzz_socks_a_CFLAGS = $(LIBOSS_FUZZ_CFLAGS) endif if UNITTESTS_ENABLED +src_test_fuzz_liboss_fuzz_strops_a_SOURCES = \ + $(src_test_fuzz_fuzz_strops_SOURCES) +src_test_fuzz_liboss_fuzz_strops_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS) +src_test_fuzz_liboss_fuzz_strops_a_CFLAGS = $(LIBOSS_FUZZ_CFLAGS) +endif + +if UNITTESTS_ENABLED src_test_fuzz_liboss_fuzz_vrs_a_SOURCES = \ $(src_test_fuzz_fuzz_vrs_SOURCES) src_test_fuzz_liboss_fuzz_vrs_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS) @@ -425,6 +453,7 @@ OSS_FUZZ_FUZZERS = \ src/test/fuzz/liboss-fuzz-iptsv2.a \ src/test/fuzz/liboss-fuzz-microdesc.a \ src/test/fuzz/liboss-fuzz-socks.a \ + src/test/fuzz/liboss-fuzz-strops.a \ src/test/fuzz/liboss-fuzz-vrs.a else diff --git a/src/test/test_config.c b/src/test/test_config.c index dae4d83766..5140c3c1a8 100644 --- a/src/test/test_config.c +++ b/src/test/test_config.c @@ -54,6 +54,7 @@ #include "lib/meminfo/meminfo.h" #include "lib/net/gethostname.h" #include "lib/encoding/confline.h" +#include "lib/encoding/kvline.h" #ifdef HAVE_UNISTD_H #include <unistd.h> @@ -5813,6 +5814,82 @@ test_config_extended_fmt(void *arg) config_free_lines(lines); } +static void +test_config_kvline_parse(void *arg) +{ + (void)arg; + + config_line_t *lines = NULL; + char *enc = NULL; + + lines = kvline_parse("A=B CD=EF", 0); + tt_assert(lines); + tt_str_op(lines->key, OP_EQ, "A"); + tt_str_op(lines->value, OP_EQ, "B"); + tt_str_op(lines->next->key, OP_EQ, "CD"); + tt_str_op(lines->next->value, OP_EQ, "EF"); + enc = kvline_encode(lines, 0); + tt_str_op(enc, OP_EQ, "A=B CD=EF"); + tor_free(enc); + enc = kvline_encode(lines, KV_QUOTED|KV_OMIT_KEYS); + tt_str_op(enc, OP_EQ, "A=B CD=EF"); + tor_free(enc); + config_free_lines(lines); + + lines = kvline_parse("AB CDE=F", 0); + tt_assert(! lines); + + lines = kvline_parse("AB CDE=F", KV_OMIT_KEYS); + tt_assert(lines); + tt_str_op(lines->key, OP_EQ, ""); + tt_str_op(lines->value, OP_EQ, "AB"); + tt_str_op(lines->next->key, OP_EQ, "CDE"); + tt_str_op(lines->next->value, OP_EQ, "F"); + tt_assert(lines); + enc = kvline_encode(lines, 0); + tt_assert(!enc); + enc = kvline_encode(lines, KV_QUOTED|KV_OMIT_KEYS); + tt_str_op(enc, OP_EQ, "AB CDE=F"); + tor_free(enc); + config_free_lines(lines); + + lines = kvline_parse("AB=C CDE=\"F G\"", 0); + tt_assert(!lines); + + lines = kvline_parse("AB=C CDE=\"F G\" \"GHI\" ", KV_QUOTED|KV_OMIT_KEYS); + tt_assert(lines); + tt_str_op(lines->key, OP_EQ, "AB"); + tt_str_op(lines->value, OP_EQ, "C"); + tt_str_op(lines->next->key, OP_EQ, "CDE"); + tt_str_op(lines->next->value, OP_EQ, "F G"); + tt_str_op(lines->next->next->key, OP_EQ, ""); + tt_str_op(lines->next->next->value, OP_EQ, "GHI"); + enc = kvline_encode(lines, 0); + tt_assert(!enc); + enc = kvline_encode(lines, KV_QUOTED|KV_OMIT_KEYS); + tt_str_op(enc, OP_EQ, "AB=C CDE=\"F G\" GHI"); + tor_free(enc); + config_free_lines(lines); + + lines = kvline_parse("A\"B=C CDE=\"F\" \"GHI\" ", KV_QUOTED|KV_OMIT_KEYS); + tt_assert(! lines); + + lines = kvline_parse("AB=", KV_QUOTED); + tt_assert(lines); + tt_str_op(lines->key, OP_EQ, "AB"); + tt_str_op(lines->value, OP_EQ, ""); + config_free_lines(lines); + + lines = kvline_parse("AB=", 0); + tt_assert(lines); + tt_str_op(lines->key, OP_EQ, "AB"); + tt_str_op(lines->value, OP_EQ, ""); + + done: + config_free_lines(lines); + tor_free(enc); +} + #define CONFIG_TEST(name, flags) \ { #name, test_config_ ## name, flags, NULL, NULL } @@ -5864,5 +5941,6 @@ struct testcase_t config_tests[] = { CONFIG_TEST(include_opened_file_list, 0), CONFIG_TEST(compute_max_mem_in_queues, 0), CONFIG_TEST(extended_fmt, 0), + CONFIG_TEST(kvline_parse, 0), END_OF_TESTCASES }; |