debian/0000775000000000000000000000000013330617064007173 5ustar debian/libjansson4.install0000664000000000000000000000002412255573725013017 0ustar usr/lib/*/lib*.so.* debian/libjansson4.examples0000664000000000000000000000003012255573725013164 0ustar test/bin/json_process.c debian/libjansson-doc.docs0000664000000000000000000000002112255573725012755 0ustar doc/_build/html/ debian/patches/0000775000000000000000000000000013330615426010622 5ustar debian/patches/Fix-regression-in-CVE-2013-6401-backport.patch0000664000000000000000000000512613330615416020347 0ustar From 5552ec32e009dfb31998b785fe5539587a84c118 Mon Sep 17 00:00:00 2001 From: Eduardo Barretto Date: Thu, 2 Aug 2018 10:54:53 -0300 Subject: [PATCH] Fix regression introduced in commit 8f80c2d8 When we were backporting commit 8f80c2d8 (debian/patches/CVE-2013-6401) a regression was introduced. This patch fixes it. Signed-off-by: Eduardo Barretto --- src/hashtable.c | 8 ++++---- test/suites/api/test_object.c | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/src/hashtable.c b/src/hashtable.c index afd83ba..abd4bf1 100644 --- a/src/hashtable.c +++ b/src/hashtable.c @@ -105,7 +105,7 @@ static int hashtable_do_del(hashtable_t *hashtable, bucket_t *bucket; size_t index; - index = hash % hashmask(hashtable->order); + index = hash & hashmask(hashtable->order); bucket = &hashtable->buckets[index]; pair = hashtable_find_pair(hashtable, bucket, key, hash); @@ -220,7 +220,7 @@ int hashtable_set(hashtable_t *hashtable, return -1; hash = hash_str(key); - index = hash % hashmask(hashtable->order); + index = hash & hashmask(hashtable->order); bucket = &hashtable->buckets[index]; pair = hashtable_find_pair(hashtable, bucket, key, hash); @@ -258,7 +258,7 @@ void *hashtable_get(hashtable_t *hashtable, const char *key) bucket_t *bucket; hash = hash_str(key); - bucket = &hashtable->buckets[hash % hashmask(hashtable->order)]; + bucket = &hashtable->buckets[hash & hashmask(hashtable->order)]; pair = hashtable_find_pair(hashtable, bucket, key, hash); if(!pair) @@ -301,7 +301,7 @@ void *hashtable_iter_at(hashtable_t *hashtable, const char *key) bucket_t *bucket; hash = hash_str(key); - bucket = &hashtable->buckets[hash % hashmask(hashtable->order)]; + bucket = &hashtable->buckets[hash & hashmask(hashtable->order)]; pair = hashtable_find_pair(hashtable, bucket, key, hash); if(!pair) diff --git a/test/suites/api/test_object.c b/test/suites/api/test_object.c index 20cc058..92e5208 100644 --- a/test/suites/api/test_object.c +++ b/test/suites/api/test_object.c @@ -343,7 +343,7 @@ static void test_iterators() fail("json_object_iter_key() fails after json_object_iter_set()"); if(json_object_iter_value(iter) != baz) fail("json_object_iter_value() fails after json_object_iter_set()"); - if(json_object_get(object, "c") != baz) + if(json_object_get(object, "b") != baz) fail("json_object_get() fails after json_object_iter_set()"); json_decref(object); -- 2.17.1 debian/patches/CVE-2016-4425.patch0000664000000000000000000031264513330146635013256 0ustar From 64ce0ad3731ebd77e02897b07920eadd0e2cc318 Mon Sep 17 00:00:00 2001 From: Dmitry Janushkevich Date: Mon, 2 May 2016 13:59:26 +0200 Subject: [PATCH] Fix for issue #282 The fix limits recursion depths when parsing arrays and objects. The limit is configurable via the `JSON_PARSER_MAX_DEPTH` setting within `jansson_config.h` and is set by default to 2048. Update the RFC conformance document to note the limit; the RFC allows limits to be set by the implementation so nothing has actually changed w.r.t. conformance state. Reported by Gustavo Grieco. --- doc/conformance.rst | 8 ++++++++ src/jansson_config.h.in | 4 ++++ src/load.c | 10 ++++++++++ test/suites/invalid/recursion-depth/error | 2 ++ test/suites/invalid/recursion-depth/input | 1 + 5 files changed, 25 insertions(+) create mode 100644 test/suites/invalid/recursion-depth/error create mode 100644 test/suites/invalid/recursion-depth/input diff --git a/doc/conformance.rst b/doc/conformance.rst index 19f603d..f5dbe7d 100644 --- a/doc/conformance.rst +++ b/doc/conformance.rst @@ -112,3 +112,11 @@ types, ``long double``, etc. Obviously, shorter types like ``short``, are implicitly handled via the ordinary C type coercion rules (subject to overflow semantics). Also, no support or hooks are provided for any supplemental "bignum" type add-on packages. + +Depth of nested values +---------------------- +To avoid stack exhaustion, Jansson currently limits the nesting depth +for arrays and objects to a certain value (default: 2048), defined as +a macro ``JSON_PARSER_MAX_DEPTH`` within ``jansson_config.h``. +The limit is allowed to be set by the RFC; there is no recommended value +or required minimum depth to be supported. diff --git a/src/jansson_config.h.in b/src/jansson_config.h.in index 785801f..fdec641 100644 --- a/src/jansson_config.h.in +++ b/src/jansson_config.h.in @@ -36,4 +36,8 @@ otherwise to 0. */ #define JSON_HAVE_LOCALECONV @json_have_localeconv@ +/* Maximum recursion depth for parsing JSON input. + This limits the depth of e.g. array-within-array constructions. */ +#define JSON_PARSER_MAX_DEPTH 2048 + #endif diff --git a/src/load.c b/src/load.c index c5536f5..dedeeaf 100644 --- a/src/load.c +++ b/src/load.c @@ -61,6 +61,7 @@ typedef struct { typedef struct { stream_t stream; strbuffer_t saved_text; + size_t depth; int token; union { char *string; @@ -786,6 +787,12 @@ static json_t *parse_value(lex_t *lex, size_t flags, json_error_t *error) json_t *json; double value; + lex->depth++; + if(lex->depth > JSON_PARSER_MAX_DEPTH) { + error_set(error, lex, "maximum parsing depth reached"); + return NULL; + } + switch(lex->token) { case TOKEN_STRING: { json = json_string_nocheck(lex->value.string); @@ -842,6 +849,7 @@ static json_t *parse_value(lex_t *lex, size_t flags, json_error_t *error) if(!json) return NULL; + lex->depth--; return json; } @@ -849,6 +857,8 @@ static json_t *parse_json(lex_t *lex, size_t flags, json_error_t *error) { json_t *result; + lex->depth = 0; + lex_scan(lex, error); if(!(flags & JSON_DECODE_ANY)) { if(lex->token != '[' && lex->token != '{') { diff --git a/test/suites/invalid/recursion-depth/error b/test/suites/invalid/recursion-depth/error new file mode 100644 index 0000000..11e0537 --- /dev/null +++ b/test/suites/invalid/recursion-depth/error @@ -0,0 +1,2 @@ +1 2049 2049 +maximum parsing depth reached near '[' diff --git a/test/suites/invalid/recursion-depth/input b/test/suites/invalid/recursion-depth/input new file mode 100644 index 0000000..bfa47d9 --- /dev/null +++ b/test/suites/invalid/recursion-depth/input @@ -0,0 +1 @@ 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[ -- 2.17.1 debian/patches/series0000664000000000000000000000012713330607117012035 0ustar CVE-2013-6401.patch CVE-2016-4425.patch Fix-regression-in-CVE-2013-6401-backport.patch debian/patches/CVE-2013-6401.patch0000664000000000000000000011425113330146611013232 0ustar From 8f80c2d83808150724d31793e6ade92749b1faa4 Mon Sep 17 00:00:00 2001 From: Petri Lehtinen Date: Tue, 14 Jan 2014 11:16:39 +0200 Subject: [PATCH] CVE-2013-6401: Change hash function, randomize hashes Thanks to Florian Weimer and Eric Sesterhenn for reporting, reviewing and testing. --- configure.ac | 46 +++- src/Makefile.am | 1 + src/hashtable.c | 67 ++--- src/hashtable.h | 3 +- src/hashtable_seed.c | 278 +++++++++++++++++++++ src/jansson.def | 1 + src/jansson.h | 1 + src/lookup3.h | 365 ++++++++++++++++++++++++++++ src/utf.h | 20 +- src/value.c | 15 ++ test/bin/json_process.c | 16 +- test/suites/api/test_memory_funcs.c | 6 +- test/suites/api/test_object.c | 64 +++-- 13 files changed, 795 insertions(+), 88 deletions(-) create mode 100644 src/hashtable_seed.c create mode 100644 src/lookup3.h diff --git a/configure.ac b/configure.ac index 24ba37d..0bd6548 100644 --- a/configure.ac +++ b/configure.ac @@ -14,10 +14,11 @@ AM_CONDITIONAL([GCC], [test x$GCC = xyes]) # Checks for libraries. # Checks for header files. -AC_CHECK_HEADERS([locale.h]) +AC_CHECK_HEADERS([endian.h fcntl.h locale.h sched.h unistd.h sys/param.h sys/stat.h sys/time.h sys/types.h]) # Checks for typedefs, structures, and compiler characteristics. AC_TYPE_INT32_T +AC_TYPE_UINT32_T AC_TYPE_LONG_LONG_INT AC_C_INLINE @@ -29,7 +30,30 @@ esac AC_SUBST([json_inline]) # Checks for library functions. -AC_CHECK_FUNCS([strtoll localeconv]) +AC_CHECK_FUNCS([close getpid gettimeofday localeconv open read sched_yield strtoll]) + +AC_MSG_CHECKING([for gcc __sync builtins]) +have_sync_builtins=no +AC_TRY_LINK( + [], [unsigned long val; __sync_bool_compare_and_swap(&val, 0, 1);], + [have_sync_builtins=yes], +) +if test "x$have_sync_builtins" = "xyes"; then + AC_DEFINE([HAVE_SYNC_BUILTINS], [1], + [Define to 1 if gcc's __sync builtins are available]) +fi +AC_MSG_RESULT([$have_sync_builtins]) +AC_MSG_CHECKING([for gcc __atomic builtins]) +have_atomic_builtins=no +AC_TRY_LINK( + [], [char l; unsigned long v; __atomic_test_and_set(&l, __ATOMIC_RELAXED); __atomic_store_n(&v, 1, __ATOMIC_ACQ_REL); __atomic_load_n(&v, __ATOMIC_ACQUIRE);], + [have_atomic_builtins=yes], +) +if test "x$have_atomic_builtins" = "xyes"; then + AC_DEFINE([HAVE_ATOMIC_BUILTINS], [1], + [Define to 1 if gcc's __atomic builtins are available]) +fi +AC_MSG_RESULT([$have_atomic_builtins]) case "$ac_cv_type_long_long_int$ac_cv_func_strtoll" in yesyes) json_have_long_long=1;; @@ -43,6 +67,24 @@ case "$ac_cv_header_locale_h$ac_cv_func_localeconv" in esac AC_SUBST([json_have_localeconv]) +# Features +AC_ARG_ENABLE([urandom], + [AS_HELP_STRING([--disable-urandom], + [Don't use /dev/urandom to seed the hash function])], + [use_urandom=$enableval], [use_urandom=yes]) +if test "x$use_urandom" = xyes; then +AC_DEFINE([USE_URANDOM], [1], + [Define to 1 if /dev/urandom should be used for seeding the hash function]) +fi +AC_ARG_ENABLE([windows-cryptoapi], + [AS_HELP_STRING([--disable-windows-cryptoapi], + [Don't use CryptGenRandom to seed the hash function])], + [use_windows_cryptoapi=$enableval], [use_windows_cryptoapi=yes]) +if test "x$use_windows_cryptoapi" = xyes; then +AC_DEFINE([USE_WINDOWS_CRYPTOAPI], [1], + [Define to 1 if CryptGenRandom should be used for seeding the hash function]) +fi + AC_CONFIG_FILES([ jansson.pc Makefile diff --git a/src/Makefile.am b/src/Makefile.am index e1a5493..b4af562 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -8,6 +8,7 @@ libjansson_la_SOURCES = \ error.c \ hashtable.c \ hashtable.h \ + hashtable_seed.c \ jansson_private.h \ load.c \ memory.c \ diff --git a/src/hashtable.c b/src/hashtable.c index 5fb0467..afd83ba 100644 --- a/src/hashtable.c +++ b/src/hashtable.c @@ -5,8 +5,17 @@ * it under the terms of the MIT license. See LICENSE for details. */ +#if HAVE_CONFIG_H +#include +#endif + #include #include + +#if HAVE_STDINT_H +#include +#endif + #include /* for JSON_INLINE */ #include "jansson_private.h" /* for container_of() */ #include "hashtable.h" @@ -15,24 +24,13 @@ typedef struct hashtable_list list_t; typedef struct hashtable_pair pair_t; typedef struct hashtable_bucket bucket_t; -#define list_to_pair(list_) container_of(list_, pair_t, list) - -/* From http://www.cse.yorku.ca/~oz/hash.html */ -static size_t hash_str(const void *ptr) -{ - const char *str = (const char *)ptr; - - size_t hash = 5381; - size_t c; +extern volatile uint32_t hashtable_seed; - while((c = (size_t)*str)) - { - hash = ((hash << 5) + hash) + c; - str++; - } +/* Implementation of the hash function */ +#include "lookup3.h" - return hash; -} +#define list_to_pair(list_) container_of(list_, pair_t, list) +#define hash_str(key) ((size_t)hashlittle((key), strlen(key), hashtable_seed)) static JSON_INLINE void list_init(list_t *list) { @@ -74,19 +72,6 @@ static void insert_to_bucket(hashtable_t *hashtable, bucket_t *bucket, } } -static const size_t primes[] = { - 5, 13, 23, 53, 97, 193, 389, 769, 1543, 3079, 6151, 12289, 24593, - 49157, 98317, 196613, 393241, 786433, 1572869, 3145739, 6291469, - 12582917, 25165843, 50331653, 100663319, 201326611, 402653189, - 805306457, 1610612741 -}; - -static JSON_INLINE size_t num_buckets(hashtable_t *hashtable) -{ - return primes[hashtable->num_buckets]; -} - - static pair_t *hashtable_find_pair(hashtable_t *hashtable, bucket_t *bucket, const char *key, size_t hash) { @@ -120,7 +105,7 @@ static int hashtable_do_del(hashtable_t *hashtable, bucket_t *bucket; size_t index; - index = hash % num_buckets(hashtable); + index = hash % hashmask(hashtable->order); bucket = &hashtable->buckets[index]; pair = hashtable_find_pair(hashtable, bucket, key, hash); @@ -167,14 +152,14 @@ static int hashtable_do_rehash(hashtable_t *hashtable) jsonp_free(hashtable->buckets); - hashtable->num_buckets++; - new_size = num_buckets(hashtable); + hashtable->order++; + new_size = hashsize(hashtable->order); hashtable->buckets = jsonp_malloc(new_size * sizeof(bucket_t)); if(!hashtable->buckets) return -1; - for(i = 0; i < num_buckets(hashtable); i++) + for(i = 0; i < hashsize(hashtable->order); i++) { hashtable->buckets[i].first = hashtable->buckets[i].last = &hashtable->list; @@ -199,14 +184,14 @@ int hashtable_init(hashtable_t *hashtable) size_t i; hashtable->size = 0; - hashtable->num_buckets = 0; /* index to primes[] */ - hashtable->buckets = jsonp_malloc(num_buckets(hashtable) * sizeof(bucket_t)); + hashtable->order = 3; + hashtable->buckets = jsonp_malloc(hashsize(hashtable->order) * sizeof(bucket_t)); if(!hashtable->buckets) return -1; list_init(&hashtable->list); - for(i = 0; i < num_buckets(hashtable); i++) + for(i = 0; i < hashsize(hashtable->order); i++) { hashtable->buckets[i].first = hashtable->buckets[i].last = &hashtable->list; @@ -230,12 +215,12 @@ int hashtable_set(hashtable_t *hashtable, size_t hash, index; /* rehash if the load ratio exceeds 1 */ - if(hashtable->size >= num_buckets(hashtable)) + if(hashtable->size >= hashsize(hashtable->order)) if(hashtable_do_rehash(hashtable)) return -1; hash = hash_str(key); - index = hash % num_buckets(hashtable); + index = hash % hashmask(hashtable->order); bucket = &hashtable->buckets[index]; pair = hashtable_find_pair(hashtable, bucket, key, hash); @@ -273,7 +258,7 @@ void *hashtable_get(hashtable_t *hashtable, const char *key) bucket_t *bucket; hash = hash_str(key); - bucket = &hashtable->buckets[hash % num_buckets(hashtable)]; + bucket = &hashtable->buckets[hash % hashmask(hashtable->order)]; pair = hashtable_find_pair(hashtable, bucket, key, hash); if(!pair) @@ -294,7 +279,7 @@ void hashtable_clear(hashtable_t *hashtable) hashtable_do_clear(hashtable); - for(i = 0; i < num_buckets(hashtable); i++) + for(i = 0; i < hashsize(hashtable->order); i++) { hashtable->buckets[i].first = hashtable->buckets[i].last = &hashtable->list; @@ -316,7 +301,7 @@ void *hashtable_iter_at(hashtable_t *hashtable, const char *key) bucket_t *bucket; hash = hash_str(key); - bucket = &hashtable->buckets[hash % num_buckets(hashtable)]; + bucket = &hashtable->buckets[hash % hashmask(hashtable->order)]; pair = hashtable_find_pair(hashtable, bucket, key, hash); if(!pair) diff --git a/src/hashtable.h b/src/hashtable.h index 4a7ce6f..469c6ec 100644 --- a/src/hashtable.h +++ b/src/hashtable.h @@ -32,7 +32,7 @@ struct hashtable_bucket { typedef struct hashtable { size_t size; struct hashtable_bucket *buckets; - size_t num_buckets; /* index to primes[] */ + size_t order; /* hashtable has pow(2, order) buckets */ struct hashtable_list list; } hashtable_t; @@ -40,6 +40,7 @@ typedef struct hashtable { #define hashtable_key_to_iter(key_) \ (&(container_of(key_, struct hashtable_pair, key)->list)) + /** * hashtable_init - Initialize a hashtable object * diff --git a/src/hashtable_seed.c b/src/hashtable_seed.c new file mode 100644 index 0000000..cb5f310 --- /dev/null +++ b/src/hashtable_seed.c @@ -0,0 +1,278 @@ +/* Generate sizeof(uint32_t) bytes of as random data as possible to seed + the hash function. +*/ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include + +#ifdef HAVE_STDINT_H +#include +#endif + +#ifdef HAVE_FCNTL_H +#include +#endif + +#ifdef HAVE_SCHED_H +#include +#endif + +#ifdef HAVE_UNISTD_H +#include +#endif + +#ifdef HAVE_SYS_STAT_H +#include +#endif + +#ifdef HAVE_SYS_TIME_H +#include +#endif + +#ifdef HAVE_SYS_TYPES_H +#include +#endif + +#if defined(_WIN32) +/* For _getpid() */ +#include +#endif + +#include "jansson.h" + + +static uint32_t buf_to_uint32(char *data) { + size_t i; + uint32_t result = 0; + + for (i = 0; i < sizeof(uint32_t); i++) + result = (result << 8) | (unsigned char)data[i]; + + return result; +} + + + +/* /dev/urandom */ +#if !defined(_WIN32) && defined(USE_URANDOM) +static int seed_from_urandom(uint32_t *seed) { + /* Use unbuffered I/O if we have open(), close() and read(). Otherwise + fall back to fopen() */ + + char data[sizeof(uint32_t)]; + int ok; + +#if defined(HAVE_OPEN) && defined(HAVE_CLOSE) && defined(HAVE_READ) + int urandom; + urandom = open("/dev/urandom", O_RDONLY); + if (urandom == -1) + return 1; + + ok = read(urandom, data, sizeof(uint32_t)) == sizeof(uint32_t); + close(urandom); +#else + FILE *urandom; + + urandom = fopen("/dev/urandom", "rb"); + if (!urandom) + return 1; + + ok = fread(data, 1, sizeof(uint32_t), urandom) == sizeof(uint32_t); + fclose(urandom); +#endif + + if (!ok) + return 1; + + *seed = buf_to_uint32(data); + return 0; +} +#endif + +/* Windows Crypto API */ +#if defined(_WIN32) && defined(USE_WINDOWS_CRYPTOAPI) +#include +#include + +typedef BOOL (WINAPI *CRYPTACQUIRECONTEXTA)(HCRYPTPROV *phProv, LPCSTR pszContainer, LPCSTR pszProvider, DWORD dwProvType, DWORD dwFlags); +typedef BOOL (WINAPI *CRYPTGENRANDOM)(HCRYPTPROV hProv, DWORD dwLen, BYTE *pbBuffer); +typedef BOOL (WINAPI *CRYPTRELEASECONTEXT)(HCRYPTPROV hProv, DWORD dwFlags); + +static int seed_from_windows_cryptoapi(uint32_t *seed) +{ + HINSTANCE hAdvAPI32 = NULL; + CRYPTACQUIRECONTEXTA pCryptAcquireContext = NULL; + CRYPTGENRANDOM pCryptGenRandom = NULL; + CRYPTRELEASECONTEXT pCryptReleaseContext = NULL; + HCRYPTPROV hCryptProv = 0; + BYTE data[sizeof(uint32_t)]; + int ok; + + hAdvAPI32 = GetModuleHandle("advapi32.dll"); + if(hAdvAPI32 == NULL) + return 1; + + pCryptAcquireContext = (CRYPTACQUIRECONTEXTA)GetProcAddress(hAdvAPI32, "CryptAcquireContextA"); + if (!pCryptAcquireContext) + return 1; + + pCryptGenRandom = (CRYPTGENRANDOM)GetProcAddress(hAdvAPI32, "CryptGenRandom"); + if (!pCryptGenRandom) + return 1; + + pCryptReleaseContext = (CRYPTRELEASECONTEXT)GetProcAddress(hAdvAPI32, "CryptReleaseContext"); + if (!pCryptReleaseContext) + return 1; + + if (!pCryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT)) + return 1; + + ok = CryptGenRandom(hCryptProv, sizeof(uint32_t), data); + pCryptReleaseContext(hCryptProv, 0); + + if (!ok) + return 1; + + *seed = buf_to_uint32((char *)data); + return 0; +} +#endif + +/* gettimeofday() and getpid() */ +static int seed_from_timestamp_and_pid(uint32_t *seed) { +#ifdef HAVE_GETTIMEOFDAY + /* XOR of seconds and microseconds */ + struct timeval tv; + gettimeofday(&tv, NULL); + *seed = (uint32_t)tv.tv_sec ^ (uint32_t)tv.tv_usec; +#else + /* Seconds only */ + *seed = (uint32_t)time(NULL); +#endif + + /* XOR with PID for more randomness */ +#if defined(_WIN32) + *seed ^= (uint32_t)_getpid(); +#elif defined(HAVE_GETPID) + *seed ^= (uint32_t)getpid(); +#endif + + return 0; +} + +static uint32_t generate_seed() { + uint32_t seed; + int done = 0; + +#if !defined(_WIN32) && defined(USE_URANDOM) + if (!done && seed_from_urandom(&seed) == 0) + done = 1; +#endif + +#if defined(_WIN32) && defined(USE_WINDOWS_CRYPTOAPI) + if (!done && seed_from_windows_cryptoapi(&seed) == 0) + done = 1; +#endif + + if (!done) { + /* Fall back to timestamp and PID if no better randomness is + available */ + seed_from_timestamp_and_pid(&seed); + } + + /* Make sure the seed is never zero */ + if (seed == 0) + seed = 1; + + return seed; +} + + +volatile uint32_t hashtable_seed = 0; + +#if defined(HAVE_ATOMIC_BUILTINS) && (defined(HAVE_SCHED_YIELD) || !defined(_WIN32)) +static volatile char seed_initialized = 0; + +void json_object_seed(size_t seed) { + uint32_t new_seed = (uint32_t)seed; + + if (hashtable_seed == 0) { + if (__atomic_test_and_set(&seed_initialized, __ATOMIC_RELAXED) == 0) { + /* Do the seeding ourselves */ + if (new_seed == 0) + new_seed = generate_seed(); + + __atomic_store_n(&hashtable_seed, new_seed, __ATOMIC_RELEASE); + } else { + /* Wait for another thread to do the seeding */ + do { +#ifdef HAVE_SCHED_YIELD + sched_yield(); +#endif + } while(__atomic_load_n(&hashtable_seed, __ATOMIC_ACQUIRE) == 0); + } + } +} +#elif defined(HAVE_SYNC_BUILTINS) && (defined(HAVE_SCHED_YIELD) || !defined(_WIN32)) +void json_object_seed(size_t seed) { + uint32_t new_seed = (uint32_t)seed; + + if (hashtable_seed == 0) { + if (new_seed == 0) { + /* Explicit synchronization fences are not supported by the + __sync builtins, so every thread getting here has to + generate the seed value. + */ + new_seed = generate_seed(); + } + + do { + if (__sync_bool_compare_and_swap(&hashtable_seed, 0, new_seed)) { + /* We were the first to seed */ + break; + } else { + /* Wait for another thread to do the seeding */ +#ifdef HAVE_SCHED_YIELD + sched_yield(); +#endif + } + } while(hashtable_seed == 0); + } +} +#elif defined(_WIN32) +static long seed_initialized = 0; +void json_object_seed(size_t seed) { + uint32_t new_seed = (uint32_t)seed; + + if (hashtable_seed == 0) { + if (InterlockedIncrement(&seed_initialized) == 1) { + /* Do the seeding ourselves */ + if (new_seed == 0) + new_seed = generate_seed(); + + hashtable_seed = new_seed; + } else { + /* Wait for another thread to do the seeding */ + do { + SwitchToThread(); + } while (hashtable_seed == 0); + } + } +} +#else +/* Fall back to a thread-unsafe version */ +void json_object_seed(size_t seed) { + uint32_t new_seed = (uint32_t)seed; + + if (hashtable_seed == 0) { + if (new_seed == 0) + new_seed = generate_seed(); + + hashtable_seed = new_seed; + } +} +#endif diff --git a/src/jansson.def b/src/jansson.def index 8cc2e9c..19096d4 100644 --- a/src/jansson.def +++ b/src/jansson.def @@ -41,6 +41,7 @@ EXPORTS json_object_iter_value json_object_iter_set_new json_object_key_to_iter + json_object_seed json_dumps json_dumpf json_dump_file diff --git a/src/jansson.h b/src/jansson.h index 52c8077..ea23085 100644 --- a/src/jansson.h +++ b/src/jansson.h @@ -126,6 +126,7 @@ typedef struct { /* getters, setters, manipulation */ +void json_object_seed(size_t seed); size_t json_object_size(const json_t *object); json_t *json_object_get(const json_t *object, const char *key); int json_object_set_new(json_t *object, const char *key, json_t *value); diff --git a/src/lookup3.h b/src/lookup3.h new file mode 100644 index 0000000..958652f --- /dev/null +++ b/src/lookup3.h @@ -0,0 +1,365 @@ +/* +------------------------------------------------------------------------------- +lookup3.c, by Bob Jenkins, May 2006, Public Domain. + +These are functions for producing 32-bit hashes for hash table lookup. +hashword(), hashlittle(), hashlittle2(), hashbig(), mix(), and final() +are externally useful functions. Routines to test the hash are included +if SELF_TEST is defined. You can use this free for any purpose. It's in +the public domain. It has no warranty. + +You probably want to use hashlittle(). hashlittle() and hashbig() +hash byte arrays. hashlittle() is is faster than hashbig() on +little-endian machines. Intel and AMD are little-endian machines. +On second thought, you probably want hashlittle2(), which is identical to +hashlittle() except it returns two 32-bit hashes for the price of one. +You could implement hashbig2() if you wanted but I haven't bothered here. + +If you want to find a hash of, say, exactly 7 integers, do + a = i1; b = i2; c = i3; + mix(a,b,c); + a += i4; b += i5; c += i6; + mix(a,b,c); + a += i7; + final(a,b,c); +then use c as the hash value. If you have a variable length array of +4-byte integers to hash, use hashword(). If you have a byte array (like +a character string), use hashlittle(). If you have several byte arrays, or +a mix of things, see the comments above hashlittle(). + +Why is this so big? I read 12 bytes at a time into 3 4-byte integers, +then mix those integers. This is fast (you can do a lot more thorough +mixing with 12*3 instructions on 3 integers than you can with 3 instructions +on 1 byte), but shoehorning those bytes into integers efficiently is messy. +------------------------------------------------------------------------------- +*/ + +#include + +#ifdef HAVE_CONFIG_H +#include +#endif + +#ifdef HAVE_STDINT_H +#include /* defines uint32_t etc */ +#endif + +#ifdef HAVE_SYS_PARAM_H +#include /* attempt to define endianness */ +#endif + +#ifdef HAVE_ENDIAN_H +# include /* attempt to define endianness */ +#endif + +/* + * My best guess at if you are big-endian or little-endian. This may + * need adjustment. + */ +#if (defined(__BYTE_ORDER) && defined(__LITTLE_ENDIAN) && \ + __BYTE_ORDER == __LITTLE_ENDIAN) || \ + (defined(i386) || defined(__i386__) || defined(__i486__) || \ + defined(__i586__) || defined(__i686__) || defined(vax) || defined(MIPSEL)) +# define HASH_LITTLE_ENDIAN 1 +# define HASH_BIG_ENDIAN 0 +#elif (defined(__BYTE_ORDER) && defined(__BIG_ENDIAN) && \ + __BYTE_ORDER == __BIG_ENDIAN) || \ + (defined(sparc) || defined(POWERPC) || defined(mc68000) || defined(sel)) +# define HASH_LITTLE_ENDIAN 0 +# define HASH_BIG_ENDIAN 1 +#else +# define HASH_LITTLE_ENDIAN 0 +# define HASH_BIG_ENDIAN 0 +#endif + +#define hashsize(n) ((uint32_t)1<<(n)) +#define hashmask(n) (hashsize(n)-1) +#define rot(x,k) (((x)<<(k)) | ((x)>>(32-(k)))) + +/* +------------------------------------------------------------------------------- +mix -- mix 3 32-bit values reversibly. + +This is reversible, so any information in (a,b,c) before mix() is +still in (a,b,c) after mix(). + +If four pairs of (a,b,c) inputs are run through mix(), or through +mix() in reverse, there are at least 32 bits of the output that +are sometimes the same for one pair and different for another pair. +This was tested for: +* pairs that differed by one bit, by two bits, in any combination + of top bits of (a,b,c), or in any combination of bottom bits of + (a,b,c). +* "differ" is defined as +, -, ^, or ~^. For + and -, I transformed + the output delta to a Gray code (a^(a>>1)) so a string of 1's (as + is commonly produced by subtraction) look like a single 1-bit + difference. +* the base values were pseudorandom, all zero but one bit set, or + all zero plus a counter that starts at zero. + +Some k values for my "a-=c; a^=rot(c,k); c+=b;" arrangement that +satisfy this are + 4 6 8 16 19 4 + 9 15 3 18 27 15 + 14 9 3 7 17 3 +Well, "9 15 3 18 27 15" didn't quite get 32 bits diffing +for "differ" defined as + with a one-bit base and a two-bit delta. I +used http://burtleburtle.net/bob/hash/avalanche.html to choose +the operations, constants, and arrangements of the variables. + +This does not achieve avalanche. There are input bits of (a,b,c) +that fail to affect some output bits of (a,b,c), especially of a. The +most thoroughly mixed value is c, but it doesn't really even achieve +avalanche in c. + +This allows some parallelism. Read-after-writes are good at doubling +the number of bits affected, so the goal of mixing pulls in the opposite +direction as the goal of parallelism. I did what I could. Rotates +seem to cost as much as shifts on every machine I could lay my hands +on, and rotates are much kinder to the top and bottom bits, so I used +rotates. +------------------------------------------------------------------------------- +*/ +#define mix(a,b,c) \ +{ \ + a -= c; a ^= rot(c, 4); c += b; \ + b -= a; b ^= rot(a, 6); a += c; \ + c -= b; c ^= rot(b, 8); b += a; \ + a -= c; a ^= rot(c,16); c += b; \ + b -= a; b ^= rot(a,19); a += c; \ + c -= b; c ^= rot(b, 4); b += a; \ +} + +/* +------------------------------------------------------------------------------- +final -- final mixing of 3 32-bit values (a,b,c) into c + +Pairs of (a,b,c) values differing in only a few bits will usually +produce values of c that look totally different. This was tested for +* pairs that differed by one bit, by two bits, in any combination + of top bits of (a,b,c), or in any combination of bottom bits of + (a,b,c). +* "differ" is defined as +, -, ^, or ~^. For + and -, I transformed + the output delta to a Gray code (a^(a>>1)) so a string of 1's (as + is commonly produced by subtraction) look like a single 1-bit + difference. +* the base values were pseudorandom, all zero but one bit set, or + all zero plus a counter that starts at zero. + +These constants passed: + 14 11 25 16 4 14 24 + 12 14 25 16 4 14 24 +and these came close: + 4 8 15 26 3 22 24 + 10 8 15 26 3 22 24 + 11 8 15 26 3 22 24 +------------------------------------------------------------------------------- +*/ +#define final(a,b,c) \ +{ \ + c ^= b; c -= rot(b,14); \ + a ^= c; a -= rot(c,11); \ + b ^= a; b -= rot(a,25); \ + c ^= b; c -= rot(b,16); \ + a ^= c; a -= rot(c,4); \ + b ^= a; b -= rot(a,14); \ + c ^= b; c -= rot(b,24); \ +} + +/* +------------------------------------------------------------------------------- +hashlittle() -- hash a variable-length key into a 32-bit value + k : the key (the unaligned variable-length array of bytes) + length : the length of the key, counting by bytes + initval : can be any 4-byte value +Returns a 32-bit value. Every bit of the key affects every bit of +the return value. Two keys differing by one or two bits will have +totally different hash values. + +The best hash table sizes are powers of 2. There is no need to do +mod a prime (mod is sooo slow!). If you need less than 32 bits, +use a bitmask. For example, if you need only 10 bits, do + h = (h & hashmask(10)); +In which case, the hash table should have hashsize(10) elements. + +If you are hashing n strings (uint8_t **)k, do it like this: + for (i=0, h=0; i 12) + { + a += k[0]; + b += k[1]; + c += k[2]; + mix(a,b,c); + length -= 12; + k += 3; + } + + /*----------------------------- handle the last (probably partial) block */ + /* + * "k[2]&0xffffff" actually reads beyond the end of the string, but + * then masks off the part it's not allowed to read. Because the + * string is aligned, the masked-off tail is in the same word as the + * rest of the string. Every machine with memory protection I've seen + * does it on word boundaries, so is OK with this. But VALGRIND will + * still catch it and complain. The masking trick does make the hash + * noticably faster for short strings (like English words). + */ +#ifndef VALGRIND + + switch(length) + { + case 12: c+=k[2]; b+=k[1]; a+=k[0]; break; + case 11: c+=k[2]&0xffffff; b+=k[1]; a+=k[0]; break; + case 10: c+=k[2]&0xffff; b+=k[1]; a+=k[0]; break; + case 9 : c+=k[2]&0xff; b+=k[1]; a+=k[0]; break; + case 8 : b+=k[1]; a+=k[0]; break; + case 7 : b+=k[1]&0xffffff; a+=k[0]; break; + case 6 : b+=k[1]&0xffff; a+=k[0]; break; + case 5 : b+=k[1]&0xff; a+=k[0]; break; + case 4 : a+=k[0]; break; + case 3 : a+=k[0]&0xffffff; break; + case 2 : a+=k[0]&0xffff; break; + case 1 : a+=k[0]&0xff; break; + case 0 : return c; /* zero length strings require no mixing */ + } + +#else /* make valgrind happy */ + + k8 = (const uint8_t *)k; + switch(length) + { + case 12: c+=k[2]; b+=k[1]; a+=k[0]; break; + case 11: c+=((uint32_t)k8[10])<<16; /* fall through */ + case 10: c+=((uint32_t)k8[9])<<8; /* fall through */ + case 9 : c+=k8[8]; /* fall through */ + case 8 : b+=k[1]; a+=k[0]; break; + case 7 : b+=((uint32_t)k8[6])<<16; /* fall through */ + case 6 : b+=((uint32_t)k8[5])<<8; /* fall through */ + case 5 : b+=k8[4]; /* fall through */ + case 4 : a+=k[0]; break; + case 3 : a+=((uint32_t)k8[2])<<16; /* fall through */ + case 2 : a+=((uint32_t)k8[1])<<8; /* fall through */ + case 1 : a+=k8[0]; break; + case 0 : return c; + } + +#endif /* !valgrind */ + } else if (HASH_LITTLE_ENDIAN && ((u.i & 0x1) == 0)) { + const uint16_t *k = (const uint16_t *)key; /* read 16-bit chunks */ + const uint8_t *k8; + + /*--------------- all but last block: aligned reads and different mixing */ + while (length > 12) + { + a += k[0] + (((uint32_t)k[1])<<16); + b += k[2] + (((uint32_t)k[3])<<16); + c += k[4] + (((uint32_t)k[5])<<16); + mix(a,b,c); + length -= 12; + k += 6; + } + + /*----------------------------- handle the last (probably partial) block */ + k8 = (const uint8_t *)k; + switch(length) + { + case 12: c+=k[4]+(((uint32_t)k[5])<<16); + b+=k[2]+(((uint32_t)k[3])<<16); + a+=k[0]+(((uint32_t)k[1])<<16); + break; + case 11: c+=((uint32_t)k8[10])<<16; /* fall through */ + case 10: c+=k[4]; + b+=k[2]+(((uint32_t)k[3])<<16); + a+=k[0]+(((uint32_t)k[1])<<16); + break; + case 9 : c+=k8[8]; /* fall through */ + case 8 : b+=k[2]+(((uint32_t)k[3])<<16); + a+=k[0]+(((uint32_t)k[1])<<16); + break; + case 7 : b+=((uint32_t)k8[6])<<16; /* fall through */ + case 6 : b+=k[2]; + a+=k[0]+(((uint32_t)k[1])<<16); + break; + case 5 : b+=k8[4]; /* fall through */ + case 4 : a+=k[0]+(((uint32_t)k[1])<<16); + break; + case 3 : a+=((uint32_t)k8[2])<<16; /* fall through */ + case 2 : a+=k[0]; + break; + case 1 : a+=k8[0]; + break; + case 0 : return c; /* zero length requires no mixing */ + } + + } else { /* need to read the key one byte at a time */ + const uint8_t *k = (const uint8_t *)key; + + /*--------------- all but the last block: affect some 32 bits of (a,b,c) */ + while (length > 12) + { + a += k[0]; + a += ((uint32_t)k[1])<<8; + a += ((uint32_t)k[2])<<16; + a += ((uint32_t)k[3])<<24; + b += k[4]; + b += ((uint32_t)k[5])<<8; + b += ((uint32_t)k[6])<<16; + b += ((uint32_t)k[7])<<24; + c += k[8]; + c += ((uint32_t)k[9])<<8; + c += ((uint32_t)k[10])<<16; + c += ((uint32_t)k[11])<<24; + mix(a,b,c); + length -= 12; + k += 12; + } + + /*-------------------------------- last block: affect all 32 bits of (c) */ + switch(length) /* all the case statements fall through */ + { + case 12: c+=((uint32_t)k[11])<<24; + case 11: c+=((uint32_t)k[10])<<16; + case 10: c+=((uint32_t)k[9])<<8; + case 9 : c+=k[8]; + case 8 : b+=((uint32_t)k[7])<<24; + case 7 : b+=((uint32_t)k[6])<<16; + case 6 : b+=((uint32_t)k[5])<<8; + case 5 : b+=k[4]; + case 4 : a+=((uint32_t)k[3])<<24; + case 3 : a+=((uint32_t)k[2])<<16; + case 2 : a+=((uint32_t)k[1])<<8; + case 1 : a+=k[0]; + break; + case 0 : return c; + } + } + + final(a,b,c); + return c; +} diff --git a/src/utf.h b/src/utf.h index cb10c24..b4f1091 100644 --- a/src/utf.h +++ b/src/utf.h @@ -10,23 +10,11 @@ #ifdef HAVE_CONFIG_H #include +#endif -#ifdef HAVE_INTTYPES_H -/* inttypes.h includes stdint.h in a standard environment, so there's -no need to include stdint.h separately. If inttypes.h doesn't define -int32_t, it's defined in config.h. */ -#include -#endif /* HAVE_INTTYPES_H */ - -#else /* !HAVE_CONFIG_H */ -#ifdef _WIN32 -typedef int int32_t; -#else /* !_WIN32 */ -/* Assume a standard environment */ -#include -#endif /* _WIN32 */ - -#endif /* HAVE_CONFIG_H */ +#ifdef HAVE_STDINT_H +#include +#endif int utf8_encode(int codepoint, char *buffer, int *size); diff --git a/src/value.c b/src/value.c index 582849b..f34a7b7 100644 --- a/src/value.c +++ b/src/value.c @@ -9,11 +9,19 @@ #define _GNU_SOURCE #endif +#ifdef HAVE_CONFIG_H +#include +#endif + #include #include #include #include +#ifdef HAVE_STDINT_H +#include +#endif + #include "jansson.h" #include "hashtable.h" #include "jansson_private.h" @@ -35,12 +43,19 @@ static JSON_INLINE void json_init(json_t *json, json_type type) /*** object ***/ +extern volatile uint32_t hashtable_seed; json_t *json_object(void) { json_object_t *object = jsonp_malloc(sizeof(json_object_t)); if(!object) return NULL; + + if (!hashtable_seed) { + /* Autoseed */ + json_object_seed(0); + } + json_init(&object->json, JSON_OBJECT); if(hashtable_init(&object->hashtable)) diff --git a/test/bin/json_process.c b/test/bin/json_process.c index cd271dc..49d3e77 100644 --- a/test/bin/json_process.c +++ b/test/bin/json_process.c @@ -37,6 +37,8 @@ struct config { int sort_keys; int strip; int use_env; + int have_hashseed; + int hashseed; } conf; #define l_isspace(c) ((c) == ' ' || (c) == '\n' || (c) == '\r' || (c) == '\t') @@ -107,6 +109,12 @@ static void read_conf(FILE *conffile) conf.sort_keys = atoi(val); if (!strcmp(line, "STRIP")) conf.strip = atoi(val); + if (!strcmp(line, "HASHSEED")) { + conf.have_hashseed = 1; + conf.hashseed = atoi(val); + } else { + conf.have_hashseed = 0; + } line = strtok(NULL, "\r\n"); } @@ -189,6 +197,9 @@ int use_conf(char *test_path) if (conf.sort_keys) flags |= JSON_SORT_KEYS; + if (conf.have_hashseed) + json_object_seed(conf.hashseed); + if (conf.strip) { /* Load to memory, strip leading and trailing whitespace */ buffer = loadfile(infile); @@ -266,7 +277,10 @@ int use_env() flags |= JSON_PRESERVE_ORDER; if(getenv_int("JSON_SORT_KEYS")) - flags |= JSON_SORT_KEYS; + flags |= JSON_SORT_KEYS; + + if(getenv("HASHSEED")) + json_object_seed(getenv_int("HASHSEED")); if(getenv_int("STRIP")) { /* Load to memory, strip leading and trailing whitespace */ diff --git a/test/suites/api/test_memory_funcs.c b/test/suites/api/test_memory_funcs.c index 8737389..84b1746 100644 --- a/test/suites/api/test_memory_funcs.c +++ b/test/suites/api/test_memory_funcs.c @@ -24,13 +24,13 @@ static void create_and_free_complex_object() static void *my_malloc(size_t size) { - malloc_called += 1; + malloc_called = 1; return malloc(size); } static void my_free(void *ptr) { - free_called += 1; + free_called = 1; free(ptr); } @@ -39,7 +39,7 @@ static void test_simple() json_set_alloc_funcs(my_malloc, my_free); create_and_free_complex_object(); - if(malloc_called != 20 || free_called != 20) + if(malloc_called != 1 || free_called != 1) fail("Custom allocation failed"); } diff --git a/test/suites/api/test_object.c b/test/suites/api/test_object.c index ba428e1..20cc058 100644 --- a/test/suites/api/test_object.c +++ b/test/suites/api/test_object.c @@ -249,7 +249,11 @@ static void test_set_nocheck() static void test_iterators() { + int i; json_t *object, *foo, *bar, *baz; + const char *iter_keys[3]; + int have_key[3] = { 0, 0, 0 }; + json_t *iter_values[3]; void *iter; if(json_object_iter(NULL)) @@ -276,30 +280,50 @@ static void test_iterators() iter = json_object_iter(object); if(!iter) fail("unable to get iterator"); - if(strcmp(json_object_iter_key(iter), "a")) - fail("iterating failed: wrong key"); - if(json_object_iter_value(iter) != foo) - fail("iterating failed: wrong value"); + iter_keys[0] = json_object_iter_key(iter); + iter_values[0] = json_object_iter_value(iter); iter = json_object_iter_next(object, iter); if(!iter) fail("unable to increment iterator"); - if(strcmp(json_object_iter_key(iter), "b")) - fail("iterating failed: wrong key"); - if(json_object_iter_value(iter) != bar) - fail("iterating failed: wrong value"); + iter_keys[1] = json_object_iter_key(iter); + iter_values[1] = json_object_iter_value(iter); iter = json_object_iter_next(object, iter); if(!iter) fail("unable to increment iterator"); - if(strcmp(json_object_iter_key(iter), "c")) - fail("iterating failed: wrong key"); - if(json_object_iter_value(iter) != baz) - fail("iterating failed: wrong value"); + iter_keys[2] = json_object_iter_key(iter); + iter_values[2] = json_object_iter_value(iter); if(json_object_iter_next(object, iter) != NULL) fail("able to iterate over the end"); + /* Check that keys have correct values */ + for (i = 0; i < 3; i++) { + if (strcmp(iter_keys[i], "a") == 0) { + if (iter_values[i] != foo) + fail("wrong value for iter key a"); + else + have_key[0] = 1; + } else if (strcmp(iter_keys[i], "b") == 0) { + if (iter_values[i] != bar) + fail("wrong value for iter key b"); + else + have_key[1] = 1; + } else if (strcmp(iter_keys[i], "c") == 0) { + if (iter_values[i] != baz) + fail("wrong value for iter key c"); + else + have_key[2] = 1; + } + } + + /* Check that we got all keys */ + for(i = 0; i < 3; i++) { + if(!have_key[i]) + fail("a key wasn't iterated over"); + } + if(json_object_iter_at(object, "foo")) fail("json_object_iter_at() succeeds for non-existent key"); @@ -312,22 +336,14 @@ static void test_iterators() if(json_object_iter_value(iter) != bar) fail("iterating failed: wrong value"); - iter = json_object_iter_next(object, iter); - if(!iter) - fail("unable to increment iterator"); - if(strcmp(json_object_iter_key(iter), "c")) - fail("iterating failed: wrong key"); - if(json_object_iter_value(iter) != baz) - fail("iterating failed: wrong value"); - - if(json_object_iter_set(object, iter, bar)) + if(json_object_iter_set(object, iter, baz)) fail("unable to set value at iterator"); - if(strcmp(json_object_iter_key(iter), "c")) + if(strcmp(json_object_iter_key(iter), "b")) fail("json_object_iter_key() fails after json_object_iter_set()"); - if(json_object_iter_value(iter) != bar) + if(json_object_iter_value(iter) != baz) fail("json_object_iter_value() fails after json_object_iter_set()"); - if(json_object_get(object, "c") != bar) + if(json_object_get(object, "c") != baz) fail("json_object_get() fails after json_object_iter_set()"); json_decref(object); -- 2.17.1 debian/copyright0000664000000000000000000000341412255573725011142 0ustar Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/ Upstream-Name: Jansson Upstream-Contact: Petri Lehtinen Source: https://github.com/akheron/jansson Files: * Copyright: 2009-2013 Petri Lehtinen License: Expat Files: src/memory.c Copyright: 2011 Basile Starynkevitch 2009-2013 Petri Lehtinen License: Expat Files: debian/* Copyright: 2011, Alessandro Ghedini License: Expat License: Expat Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicence, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: . The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. . THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID LOREN PARSONS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. debian/source/0000775000000000000000000000000012255573725010505 5ustar debian/source/format0000664000000000000000000000001412255573725011713 0ustar 3.0 (quilt) debian/changelog0000664000000000000000000001000113330616650011035 0ustar jansson (2.5-2ubuntu0.2) trusty-security; urgency=medium * REGRESSION UPDATE: The backport of CVE-2013-6401 brought a regression. - debian/patches/Fix-regression-in-CVE-2013-6401-backport.patch: Fix in src/hashtable.c and test/suites/api/test_objec.t -- Eduardo Barretto Thu, 02 Aug 2018 12:05:04 -0300 jansson (2.5-2ubuntu0.1) trusty-security; urgency=medium * SECURITY UPDATE: Hash collision issue - debian/patches/CVE-2013-6401.patch: Fix hash function so that it is not susceptible to predictable hash collisions - CVE-2013-6401 * SECURITY UPDATE: Stack exhaustion parsing a JSON file - debian/patches/CVE-2016-4425.patch: Fix in src/load.c and src/jansson_config.h.in - CVE-2016-4425 -- Eduardo Barretto Wed, 01 Aug 2018 09:32:10 -0300 jansson (2.5-2) unstable; urgency=medium * Fix vcs-field-not-canonical * Bump Standards-Version to 3.9.5 (no changes needed) * Use dh-autoreconf instead of autotools-dev to fix FTBFS on ppc64el. Thanks to Logan Rosen for the patch (Closes: #732822) -- Alessandro Ghedini Sun, 22 Dec 2013 15:31:36 +0100 jansson (2.5-1) unstable; urgency=low * New upstream release * Bump Standards-Version to 3.9.4 * Update upstream copyright years -- Alessandro Ghedini Fri, 20 Sep 2013 10:44:52 +0200 jansson (2.4-1) unstable; urgency=low * New upstream release - Fix FTBFS on ppc64. Thanks to Aurelien Jarno (Closes: #684468) * Update *.symbols file -- Alessandro Ghedini Sun, 23 Sep 2012 14:00:33 +0200 jansson (2.3.1-2) unstable; urgency=low * Make -dev package Multi-Arch: same too * Move python-sphinx to build-depends-indep -- Alessandro Ghedini Sun, 03 Jun 2012 17:05:29 +0200 jansson (2.3.1-1) unstable; urgency=low * New upstream release * Update debian/copyright format as in Debian Policy 3.9.3 * Bump Standards-Version to 3.9.3 * Bump debhelper compat level to 9 * Email change: Alessandro Ghedini -> ghedo@debian.org * Add Multi-Arch headers * Use multi-arch aware paths in *.install files * Update upstream copyright years -- Alessandro Ghedini Sat, 21 Apr 2012 14:30:56 +0200 jansson (2.3-2) unstable; urgency=low * Do not use dh_sphinxdoc anymore (should fix the various FTBFS) -- Alessandro Ghedini Mon, 13 Feb 2012 10:21:19 +0100 jansson (2.3-1) unstable; urgency=low * New upstream release * Use dh_sphinxdoc script - Build depends on python-sphinx (>= 1.0.7+dfsg) - Link to and depend on libjs-backbone in -doc package * Add libjansson-dbg debug package * Update *.symbols file -- Alessandro Ghedini Fri, 27 Jan 2012 21:54:54 +0100 jansson (2.2.1-1) unstable; urgency=low * New upstream release -- Alessandro Ghedini Thu, 06 Oct 2011 21:07:15 +0200 jansson (2.2-1) unstable; urgency=low * New upstream release * Do not use upstream tarball from GitHub anymore, update watch file accordingly * Replace dh-autoreconf with autotools-dev * Bump debhelper compat level to 8 * Update *.symbols file * Make -doc package Architecture: all * Do not bundle underscore.js library included by sphinx * Don't depend on libjansson4 from -doc package (fixes not-binnmuable-all-depends-any lintian error) * Move libjansson4 package up in debian/control * Remove dh_install override from debian/rules (not needed) -- Alessandro Ghedini Sat, 03 Sep 2011 14:29:48 +0200 jansson (2.1-1) unstable; urgency=low * New upstream release - Fix set-but-not-used warning/error in a test (Closes: #625359) * Update libjansson4 *.symbols file * Bump Standards-Version to 3.9.2 (no changes needed) -- Alessandro Ghedini Sat, 11 Jun 2011 00:01:40 +0200 jansson (2.0.1-1) unstable; urgency=low * Initial release (Closes: #561051) -- Alessandro Ghedini Thu, 31 Mar 2011 22:21:16 +0200 debian/control0000664000000000000000000000505513330144175010601 0ustar Source: jansson Priority: optional Maintainer: Ubuntu Developers XSBC-Original-Maintainer: Alessandro Ghedini Build-Depends: debhelper (>= 9), dh-autoreconf Build-Depends-Indep: python-sphinx (>= 1.0) Standards-Version: 3.9.5 Section: libs Vcs-Browser: http://anonscm.debian.org/gitweb/?p=collab-maint/jansson.git Vcs-Git: git://anonscm.debian.org/collab-maint/jansson.git Homepage: http://www.digip.org/jansson/ Package: libjansson4 Architecture: any Depends: ${shlibs:Depends}, ${misc:Depends} Pre-Depends: ${misc:Pre-Depends} Multi-Arch: same Description: C library for encoding, decoding and manipulating JSON data Jansson is a C library for encoding, decoding and manipulating JSON data. . It features: * Simple and intuitive API and data model * Comprehensive documentation * No dependencies on other libraries * Full Unicode support (UTF-8) * Extensive test suite Package: libjansson-dev Section: libdevel Architecture: any Depends: libjansson4 (= ${binary:Version}), ${misc:Depends} Multi-Arch: same Description: C library for encoding, decoding and manipulating JSON data (dev) Jansson is a C library for encoding, decoding and manipulating JSON data. . It features: * Simple and intuitive API and data model * Comprehensive documentation * No dependencies on other libraries * Full Unicode support (UTF-8) * Extensive test suite . This package contains the development files for jansson. Package: libjansson-doc Section: doc Architecture: all Depends: ${misc:Depends}, libjs-backbone, libjs-jquery, libjs-underscore, libjs-sphinxdoc (>= 1.0) Description: C library for encoding, decoding and manipulating JSON data (doc) Jansson is a C library for encoding, decoding and manipulating JSON data. . It features: * Simple and intuitive API and data model * Comprehensive documentation * No dependencies on other libraries * Full Unicode support (UTF-8) * Extensive test suite . This package contains the documentation for jansson. Package: libjansson-dbg Priority: extra Section: debug Architecture: any Depends: ${misc:Depends}, libjansson4 (= ${binary:Version}) Multi-Arch: same Description: C library for encoding, decoding and manipulating JSON data (debug) Jansson is a C library for encoding, decoding and manipulating JSON data. . It features: * Simple and intuitive API and data model * Comprehensive documentation * No dependencies on other libraries * Full Unicode support (UTF-8) * Extensive test suite . This package provides the debugging symbols for jansson. debian/rules0000775000000000000000000000041112255573725010261 0ustar #!/usr/bin/make -f #export DH_VERBOSE=1 %: dh $@ --with=autoreconf override_dh_auto_build: dh_auto_build ifeq ($(shell dpkg-query -s python-sphinx 1>/dev/null 2>&1 && echo yes),yes) $(MAKE) html endif override_dh_strip: dh_strip --dbg-package=libjansson-dbg debian/watch0000664000000000000000000000011212255573725010230 0ustar version=3 http://www.digip.org/jansson/releases/jansson-([\d+\.]*).tar.gz debian/compat0000664000000000000000000000000212255573725010403 0ustar 9 debian/libjansson-doc.links0000664000000000000000000000044612255573725013160 0ustar /usr/share/javascript/jquery/jquery.js /usr/share/doc/libjansson-doc/html/_static/jquery.js /usr/share/javascript/underscore/underscore.js /usr/share/doc/libjansson-doc/html/_static/underscore.js /usr/share/javascript/backbone/backbone.js /usr/share/doc/libjansson-doc/html/_static/backbone.js debian/docs0000664000000000000000000000001312255573725010052 0ustar README.rst debian/libjansson-dev.install0000664000000000000000000000010712255573725013511 0ustar usr/include/* usr/lib/*/lib*.a usr/lib/*/lib*.so usr/lib/*/pkgconfig/* debian/libjansson4.symbols0000664000000000000000000000340313330322254013025 0ustar libjansson.so.4 libjansson4 #MINVER# json_array@Base 2.0.1 json_array_append_new@Base 2.0.1 json_array_clear@Base 2.0.1 json_array_extend@Base 2.0.1 json_array_get@Base 2.0.1 json_array_insert_new@Base 2.0.1 json_array_remove@Base 2.0.1 json_array_set_new@Base 2.0.1 json_array_size@Base 2.0.1 json_copy@Base 2.0.1 json_deep_copy@Base 2.0.1 json_delete@Base 2.0.1 json_dump_callback@Base 2.2 json_dump_file@Base 2.0.1 json_dumpf@Base 2.0.1 json_dumps@Base 2.0.1 json_equal@Base 2.0.1 json_false@Base 2.0.1 json_integer@Base 2.0.1 json_integer_set@Base 2.0.1 json_integer_value@Base 2.0.1 json_load_callback@Base 2.4 json_load_file@Base 2.0.1 json_loadb@Base 2.1 json_loadf@Base 2.0.1 json_loads@Base 2.0.1 json_null@Base 2.0.1 json_number_value@Base 2.0.1 json_object@Base 2.0.1 json_object_clear@Base 2.0.1 json_object_del@Base 2.0.1 json_object_get@Base 2.0.1 json_object_iter@Base 2.0.1 json_object_iter_at@Base 2.0.1 json_object_iter_key@Base 2.0.1 json_object_iter_next@Base 2.0.1 json_object_iter_set_new@Base 2.0.1 json_object_iter_value@Base 2.0.1 json_object_key_to_iter@Base 2.3 json_object_set_new@Base 2.0.1 json_object_set_new_nocheck@Base 2.0.1 json_object_size@Base 2.0.1 json_object_update@Base 2.0.1 json_object_update_existing@Base 2.3 json_object_update_missing@Base 2.3 json_object_seed@Base 2.5 json_pack@Base 2.0.1 json_pack_ex@Base 2.0.1 json_real@Base 2.0.1 json_real_set@Base 2.0.1 json_real_value@Base 2.0.1 json_set_alloc_funcs@Base 2.0.1 json_string@Base 2.0.1 json_string_nocheck@Base 2.0.1 json_string_set@Base 2.0.1 json_string_set_nocheck@Base 2.0.1 json_string_value@Base 2.0.1 json_true@Base 2.0.1 json_unpack@Base 2.0.1 json_unpack_ex@Base 2.0.1 json_vpack_ex@Base 2.0.1 json_vunpack_ex@Base 2.0.1 debian/libjansson-doc.doc-base0000664000000000000000000000042112255573725013506 0ustar Document: jansson Title: Jansson Documentation Author: Petri Lehtinen Abstract: This is the documentation for Jansson Section: Programming Format: HTML Index: /usr/share/doc/libjansson-doc/html/index.html Files: /usr/share/doc/libjansson-doc/html/*.html