Merge remote-tracking branch 'sf/githubmaster'
Bring fixes from sourceforge.
This commit is contained in:
commit
b055b8d3cf
@ -4,5 +4,6 @@ pkgconfig_DATA = cmph.pc
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if USE_CXXMPH
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pkgconfig_DATA += cxxmph.pc
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endif
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ACLOCAL_AMFLAGS="-I m4"
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pkgconfigdir = $(libdir)/pkgconfig
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|
@ -31,7 +31,7 @@ AC_CHECK_HEADERS([getopt.h math.h])
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dnl Checks for libraries.
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LT_LIB_M
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LDFLAGS="$LIBM $LDFLAGS"
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CFLAGS="-Wall"
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#CFLAGS="-Wall -g"
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AC_PROG_CXX
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CXXFLAGS="-Wall -Wno-unused-function -DNDEBUG -O3 -fomit-frame-pointer $CXXFLAGS"
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@ -40,7 +40,7 @@ if test x$cxxmph = xtrue; then
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AC_COMPILE_STDCXX_0X
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if test x$ac_cv_cxx_compile_cxx0x_native = "xno"; then
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if test x$ac_cv_cxx_compile_cxx0x_cxx = "xyes"; then
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CXXFLAGS="$CXXFLAGS -std=c++0x"
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CXXFLAGS="$CXXFLAGS -std=c++11"
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elif test x$ac_cv_cxx_compile_cxx0x_gxx = "xyes"; then
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CXXFLAGS="$CXXFLAGS -std=gnu++0x"
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else
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58
cxxmph/.ycm_extra_conf.py
Normal file
58
cxxmph/.ycm_extra_conf.py
Normal file
@ -0,0 +1,58 @@
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import os
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import ycm_core
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flags = [
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'-Wall',
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'-Wextra',
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'-Werror',
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'-DNDEBUG',
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'-DUSE_CLANG_COMPLETER',
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'-std=c++11',
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'-x',
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'c++',
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'-isystem'
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'/usr/lib/c++/v1',
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'-I',
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'.',
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]
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def DirectoryOfThisScript():
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return os.path.dirname( os.path.abspath( __file__ ) )
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def MakeRelativePathsInFlagsAbsolute( flags, working_directory ):
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if not working_directory:
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return list( flags )
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new_flags = []
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make_next_absolute = False
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path_flags = [ '-isystem', '-I', '-iquote', '--sysroot=' ]
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for flag in flags:
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new_flag = flag
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if make_next_absolute:
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make_next_absolute = False
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if not flag.startswith( '/' ):
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new_flag = os.path.join( working_directory, flag )
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for path_flag in path_flags:
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if flag == path_flag:
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make_next_absolute = True
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break
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if flag.startswith( path_flag ):
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path = flag[ len( path_flag ): ]
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new_flag = path_flag + os.path.join( working_directory, path )
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break
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if new_flag:
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new_flags.append( new_flag )
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return new_flags
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def FlagsForFile( filename ):
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relative_to = DirectoryOfThisScript()
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final_flags = MakeRelativePathsInFlagsAbsolute( flags, relative_to )
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return {
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'flags': final_flags,
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'do_cache': True
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}
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@ -52,12 +52,12 @@ inline uint64_t rotl64 ( uint64_t x, int8_t r )
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// Block read - if your platform needs to do endian-swapping or can only
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// handle aligned reads, do the conversion here
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FORCE_INLINE uint32_t getblock ( const uint32_t * p, int i )
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/*FORCE_INLINE*/ uint32_t getblock ( const uint32_t * p, int i )
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{
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return p[i];
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}
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FORCE_INLINE uint64_t getblock ( const uint64_t * p, int i )
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/*FORCE_INLINE*/ uint64_t getblock ( const uint64_t * p, int i )
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{
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return p[i];
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}
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@ -65,7 +65,7 @@ FORCE_INLINE uint64_t getblock ( const uint64_t * p, int i )
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//-----------------------------------------------------------------------------
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// Finalization mix - force all bits of a hash block to avalanche
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FORCE_INLINE uint32_t fmix ( uint32_t h )
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/*FORCE_INLINE*/ uint32_t fmix ( uint32_t h )
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{
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h ^= h >> 16;
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h *= 0x85ebca6b;
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@ -78,7 +78,7 @@ FORCE_INLINE uint32_t fmix ( uint32_t h )
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//----------
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FORCE_INLINE uint64_t fmix ( uint64_t k )
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/*FORCE_INLINE*/ uint64_t fmix ( uint64_t k )
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{
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k ^= k >> 33;
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k *= BIG_CONSTANT(0xff51afd7ed558ccd);
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|
@ -12,7 +12,7 @@ using cxxmph::hollow_iterator_base;
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using cxxmph::make_hollow;
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using cxxmph::is_empty;
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int main(int argc, char** argv) {
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int main(int, char**) {
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vector<int> v;
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vector<bool> p;
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for (int i = 0; i < 100; ++i) {
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|
@ -44,7 +44,7 @@ class dynamic_2bitset {
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other.data_.swap(data_);
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}
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void clear() { data_.clear(); size_ = 0; }
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uint32_t size() const { return size_; }
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static const uint8_t vmask[];
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const std::vector<uint8_t>& data() const { return data_; }
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|
@ -39,6 +39,7 @@ namespace cxxmph {
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MPHIndex::~MPHIndex() {
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clear();
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}
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void MPHIndex::clear() {
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|
@ -238,7 +238,7 @@ MPH_MAP_INLINE_METHOD_DECL(my_int32_t, index)(const key_type& k) const {
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MPH_MAP_METHOD_DECL(data_type&, operator[])(const key_type& k) {
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return insert(make_pair(k, data_type())).first->second;
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}
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MPH_MAP_METHOD_DECL(void_type, rehash)(size_type nbuckets) {
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MPH_MAP_METHOD_DECL(void_type, rehash)(size_type /*nbuckets*/) {
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pack();
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vector<value_type>(values_.begin(), values_.end()).swap(values_);
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vector<bool>(present_.begin(), present_.end()).swap(present_);
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@ -15,7 +15,7 @@ namespace cxxmph {
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struct h128 {
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const uint32_t& operator[](uint8_t i) const { return uint32[i]; }
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uint32_t& operator[](uint8_t i) { return uint32[i]; }
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const uint64_t get64(bool second) const { return (static_cast<uint64_t>(uint32[second << 1]) << 32) | uint32[1 + (second << 1)]; }
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uint64_t get64(bool second) const { return (static_cast<uint64_t>(uint32[second << 1]) << 32) | uint32[1 + (second << 1)]; }
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void set64(uint64_t v, bool second) { uint32[second << 1] = v >> 32; uint32[1+(second<<1)] = ((v << 32) >> 32); }
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bool operator==(const h128 rhs) const { return memcmp(uint32, rhs.uint32, sizeof(uint32)) == 0; }
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@ -1,6 +1,6 @@
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noinst_PROGRAMS = vector_adapter_ex1 file_adapter_ex2 struct_vector_adapter_ex3
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noinst_PROGRAMS = vector_adapter_ex1 file_adapter_ex2 struct_vector_adapter_ex3 small_set_ex4
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INCLUDES = -I../src/
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AM_CPPFLAGS = -I../src/
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vector_adapter_ex1_LDADD = ../src/libcmph.la
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vector_adapter_ex1_SOURCES = vector_adapter_ex1.c
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@ -10,3 +10,6 @@ file_adapter_ex2_SOURCES = file_adapter_ex2.c
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struct_vector_adapter_ex3_LDADD = ../src/libcmph.la
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struct_vector_adapter_ex3_SOURCES = struct_vector_adapter_ex3.c
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small_set_ex4_LDADD = ../src/libcmph.la
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small_set_ex4_SOURCES = small_set_ex4.c
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|
105
examples/small_set_ex4.c
Normal file
105
examples/small_set_ex4.c
Normal file
@ -0,0 +1,105 @@
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#include <cmph.h>
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int test(cmph_uint32* items_to_hash, cmph_uint32 items_len, CMPH_ALGO alg_n)
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{
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cmph_t *hash;
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cmph_config_t *config;
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cmph_io_adapter_t *source;
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cmph_uint32 i;
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char filename[256];
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FILE* mphf_fd = NULL;
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printf("%s (%u)\n", cmph_names[alg_n], alg_n);
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source = cmph_io_struct_vector_adapter(items_to_hash,
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(cmph_uint32)sizeof(cmph_uint32),
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0,
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(cmph_uint32)sizeof(cmph_uint32),
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items_len);
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config = cmph_config_new(source);
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cmph_config_set_algo(config, alg_n);
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if (alg_n == CMPH_BRZ) {
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sprintf(filename, "%s_%u.mph", cmph_names[alg_n], items_len);
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mphf_fd = fopen(filename, "w");
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cmph_config_set_mphf_fd(config, mphf_fd);
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}
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hash = cmph_new(config);
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cmph_config_destroy(config);
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if (alg_n == CMPH_BRZ) {
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cmph_dump(hash, mphf_fd);
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cmph_destroy(hash);
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fclose(mphf_fd);
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mphf_fd = fopen(filename, "r");
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hash = cmph_load(mphf_fd);
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}
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printf("packed_size %u\n",cmph_packed_size(hash));
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for (i=0; i<items_len; ++i)
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printf("%d -> %u\n",
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items_to_hash[i],
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cmph_search(hash,
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(char*)(items_to_hash+i),
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(cmph_uint32)sizeof(cmph_uint32)));
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printf("\n");
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cmph_io_vector_adapter_destroy(source);
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cmph_destroy(hash);
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if (alg_n == CMPH_BRZ) {
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fclose(mphf_fd);
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}
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return 0;
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}
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int main (void)
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{
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cmph_uint32 vec1[] = {1,2,3,4,5};
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cmph_uint32 vec1_len = 5;
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cmph_uint32 vec2[] = {7576423, 7554496}; //CMPH_FCH, CMPH_BDZ, CMPH_BDZ_PH (4,5,6)
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cmph_uint32 vec2_len = 2;
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cmph_uint32 vec3[] = {2184764, 1882984, 1170551}; // CMPH_CHD_PH, CMPH_CHD (7,8)
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cmph_uint32 vec3_len = 3;
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cmph_uint32 vec4[] = {2184764}; // CMPH_CHD_PH, CMPH_CHD (7,8)
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cmph_uint32 vec4_len = 1;
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cmph_uint32 i;
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// Testing with vec1
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cmph_uint32* values = (cmph_uint32*)vec1;
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cmph_uint32 length = vec1_len;
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printf("TESTING VECTOR WITH %u INTEGERS\n", length);
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for (i = 0; i < CMPH_COUNT; i++)
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{
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test(values, length, i);
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}
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// Testing with vec2
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values = (cmph_uint32*)vec2;
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length = vec2_len;
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printf("TESTING VECTOR WITH %u INTEGERS\n", length);
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for (i = 0; i < CMPH_COUNT; i++)
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{
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test(values, length, i);
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}
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// Testing with vec3
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values = (cmph_uint32*)vec3;
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length = vec3_len;
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printf("TESTING VECTOR WITH %u INTEGERS\n", length);
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for (i = 0; i < CMPH_COUNT; i++)
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{
|
||||
test(values, length, i);
|
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}
|
||||
|
||||
// Testing with vec4
|
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values = (cmph_uint32*)vec4;
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length = vec4_len;
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printf("TESTING VECTOR WITH %u INTEGERS\n", length);
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for (i = 0; i < CMPH_COUNT; i++)
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{
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test(values, length, i);
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}
|
||||
|
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return 0;
|
||||
}
|
@ -288,6 +288,11 @@ cmph_t *bdz_new(cmph_config_t *mph, double c)
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bdz->m = mph->key_source->nkeys;
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bdz->r = (cmph_uint32)ceil((c * mph->key_source->nkeys)/3);
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if ((bdz->r % 2) == 0) bdz->r+=1;
|
||||
|
||||
if (bdz->r == 1) { // workaround for small key sets
|
||||
bdz->r = 3;
|
||||
}
|
||||
|
||||
bdz->n = 3*bdz->r;
|
||||
|
||||
bdz->k = (1U << bdz->b);
|
||||
|
@ -254,6 +254,11 @@ cmph_t *bdz_ph_new(cmph_config_t *mph, double c)
|
||||
bdz_ph->m = mph->key_source->nkeys;
|
||||
bdz_ph->r = (cmph_uint32)ceil((c * mph->key_source->nkeys)/3);
|
||||
if ((bdz_ph->r % 2) == 0) bdz_ph->r += 1;
|
||||
|
||||
if (bdz_ph->r == 1) { // workaround for small key sets
|
||||
bdz_ph->r = 3;
|
||||
}
|
||||
|
||||
bdz_ph->n = 3*bdz_ph->r;
|
||||
|
||||
|
||||
|
10
src/bmz.c
10
src/bmz.c
@ -70,6 +70,12 @@ cmph_t *bmz_new(cmph_config_t *mph, double c)
|
||||
DEBUGP("c: %f\n", c);
|
||||
bmz->m = mph->key_source->nkeys;
|
||||
bmz->n = (cmph_uint32)ceil(c * mph->key_source->nkeys);
|
||||
|
||||
if (bmz->n < 5) // workaround for small key sets
|
||||
{
|
||||
bmz->n = 5;
|
||||
}
|
||||
|
||||
DEBUGP("m (edges): %u n (vertices): %u c: %f\n", bmz->m, bmz->n, c);
|
||||
bmz->graph = graph_new(bmz->n, bmz->m);
|
||||
DEBUGP("Created graph\n");
|
||||
@ -530,7 +536,7 @@ cmph_uint32 bmz_search(cmph_t *mphf, const char *key, cmph_uint32 keylen)
|
||||
cmph_uint32 h1 = hash(bmz->hashes[0], key, keylen) % bmz->n;
|
||||
cmph_uint32 h2 = hash(bmz->hashes[1], key, keylen) % bmz->n;
|
||||
DEBUGP("key: %.*s h1: %u h2: %u\n", keylen, key, h1, h2);
|
||||
if (h1 == h2 && ++h2 > bmz->n) h2 = 0;
|
||||
if (h1 == h2 && ++h2 >= bmz->n) h2 = 0;
|
||||
DEBUGP("key: %.*s g[h1]: %u g[h2]: %u edges: %u\n", keylen, key, bmz->g[h1], bmz->g[h2], bmz->m);
|
||||
return bmz->g[h1] + bmz->g[h2];
|
||||
}
|
||||
@ -620,6 +626,6 @@ cmph_uint32 bmz_search_packed(void *packed_mphf, const char *key, cmph_uint32 ke
|
||||
|
||||
register cmph_uint32 h1 = hash_packed(h1_ptr, h1_type, key, keylen) % n;
|
||||
register cmph_uint32 h2 = hash_packed(h2_ptr, h2_type, key, keylen) % n;
|
||||
if (h1 == h2 && ++h2 > n) h2 = 0;
|
||||
if (h1 == h2 && ++h2 >= n) h2 = 0;
|
||||
return (g_ptr[h1] + g_ptr[h2]);
|
||||
}
|
||||
|
@ -74,6 +74,12 @@ cmph_t *bmz8_new(cmph_config_t *mph, double c)
|
||||
DEBUGP("c: %f\n", c);
|
||||
bmz8->m = (cmph_uint8) mph->key_source->nkeys;
|
||||
bmz8->n = (cmph_uint8) ceil(c * mph->key_source->nkeys);
|
||||
|
||||
if (bmz8->n < 5) // workaround for small key sets
|
||||
{
|
||||
bmz8->n = 5;
|
||||
}
|
||||
|
||||
DEBUGP("m (edges): %u n (vertices): %u c: %f\n", bmz8->m, bmz8->n, c);
|
||||
bmz8->graph = graph_new(bmz8->n, bmz8->m);
|
||||
DEBUGP("Created graph\n");
|
||||
|
52
src/brz.c
52
src/brz.c
@ -27,9 +27,9 @@ static char * brz_copy_partial_bmz8_mphf(brz_config_data_t *brz, bmz8_data_t * b
|
||||
brz_config_data_t *brz_config_new(void)
|
||||
{
|
||||
brz_config_data_t *brz = NULL;
|
||||
brz = (brz_config_data_t *)malloc(sizeof(brz_config_data_t));
|
||||
if (!brz) return NULL;
|
||||
brz->algo = CMPH_FCH;
|
||||
brz = (brz_config_data_t *)malloc(sizeof(brz_config_data_t));
|
||||
if (!brz) return NULL;
|
||||
brz->algo = CMPH_FCH;
|
||||
brz->b = 128;
|
||||
brz->hashfuncs[0] = CMPH_HASH_JENKINS;
|
||||
brz->hashfuncs[1] = CMPH_HASH_JENKINS;
|
||||
@ -131,6 +131,15 @@ cmph_t *brz_new(cmph_config_t *mph, double c)
|
||||
|
||||
DEBUGP("c: %f\n", c);
|
||||
brz_config_data_t *brz = (brz_config_data_t *)mph->data;
|
||||
|
||||
// Since we keep dumping partial pieces of the MPHF as it gets created
|
||||
// the caller must set the file to store the resulting MPHF before calling
|
||||
// this function.
|
||||
if (brz->mphf_fd == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
switch(brz->algo) // validating restrictions over parameter c.
|
||||
{
|
||||
case CMPH_BMZ8:
|
||||
@ -144,6 +153,11 @@ cmph_t *brz_new(cmph_config_t *mph, double c)
|
||||
}
|
||||
brz->c = c;
|
||||
brz->m = mph->key_source->nkeys;
|
||||
if (brz->m < 5)
|
||||
{
|
||||
brz->c = 5;
|
||||
}
|
||||
|
||||
DEBUGP("m: %u\n", brz->m);
|
||||
brz->k = (cmph_uint32)ceil(brz->m/((double)brz->b));
|
||||
DEBUGP("k: %u\n", brz->k);
|
||||
@ -364,7 +378,7 @@ static int brz_gen_mphf(cmph_config_t *mph)
|
||||
{
|
||||
fprintf(stderr, "\nMPHF generation \n");
|
||||
}
|
||||
/* Starting to dump to disk the resultant MPHF: __cmph_dump function */
|
||||
/* Starting to dump to disk the resulting MPHF: __cmph_dump function */
|
||||
nbytes = fwrite(cmph_names[CMPH_BRZ], (size_t)(strlen(cmph_names[CMPH_BRZ]) + 1), (size_t)1, brz->mphf_fd);
|
||||
nbytes = fwrite(&(brz->m), sizeof(brz->m), (size_t)1, brz->mphf_fd);
|
||||
nbytes = fwrite(&(brz->c), sizeof(double), (size_t)1, brz->mphf_fd);
|
||||
@ -442,7 +456,7 @@ static int brz_gen_mphf(cmph_config_t *mph)
|
||||
source = cmph_io_byte_vector_adapter(keys_vd, (cmph_uint32)nkeys_vd);
|
||||
config = cmph_config_new(source);
|
||||
cmph_config_set_algo(config, brz->algo);
|
||||
//cmph_config_set_algo(config, CMPH_BMZ8);
|
||||
cmph_config_set_hashfuncs(config, brz->hashfuncs);
|
||||
cmph_config_set_graphsize(config, brz->c);
|
||||
mphf_tmp = cmph_new(config);
|
||||
if (mphf_tmp == NULL)
|
||||
@ -565,7 +579,7 @@ int brz_dump(cmph_t *mphf, FILE *fd)
|
||||
cmph_uint32 buflen;
|
||||
register size_t nbytes;
|
||||
DEBUGP("Dumping brzf\n");
|
||||
// The initial part of the MPHF have already been dumped to disk during construction
|
||||
// The initial part of the MPHF has already been dumped to disk during construction
|
||||
// Dumping h0
|
||||
hash_state_dump(data->h0, &buf, &buflen);
|
||||
DEBUGP("Dumping hash state with %u bytes to disk\n", buflen);
|
||||
@ -730,7 +744,13 @@ void brz_pack(cmph_t *mphf, void *packed_mphf)
|
||||
brz_data_t *data = (brz_data_t *)mphf->data;
|
||||
cmph_uint8 * ptr = (cmph_uint8 *)packed_mphf;
|
||||
cmph_uint32 i,n;
|
||||
|
||||
|
||||
// This assumes that if one function pointer is NULL,
|
||||
// all the others will be as well.
|
||||
if (data->h1 == NULL)
|
||||
{
|
||||
return;
|
||||
}
|
||||
// packing internal algo type
|
||||
memcpy(ptr, &(data->algo), sizeof(data->algo));
|
||||
ptr += sizeof(data->algo);
|
||||
@ -821,9 +841,21 @@ cmph_uint32 brz_packed_size(cmph_t *mphf)
|
||||
cmph_uint32 i;
|
||||
cmph_uint32 size = 0;
|
||||
brz_data_t *data = (brz_data_t *)mphf->data;
|
||||
CMPH_HASH h0_type = hash_get_type(data->h0);
|
||||
CMPH_HASH h1_type = hash_get_type(data->h1[0]);
|
||||
CMPH_HASH h2_type = hash_get_type(data->h2[0]);
|
||||
CMPH_HASH h0_type;
|
||||
CMPH_HASH h1_type;
|
||||
CMPH_HASH h2_type;
|
||||
|
||||
// This assumes that if one function pointer is NULL,
|
||||
// all the others will be as well.
|
||||
if (data->h1 == NULL)
|
||||
{
|
||||
return 0U;
|
||||
}
|
||||
|
||||
h0_type = hash_get_type(data->h0);
|
||||
h1_type = hash_get_type(data->h1[0]);
|
||||
h2_type = hash_get_type(data->h2[0]);
|
||||
|
||||
size = (cmph_uint32)(2*sizeof(CMPH_ALGO) + 3*sizeof(CMPH_HASH) + hash_state_packed_size(h0_type) + sizeof(cmph_uint32) +
|
||||
sizeof(double) + sizeof(cmph_uint8)*data->k + sizeof(cmph_uint32)*data->k);
|
||||
// pointers to g_is
|
||||
|
15
src/brz.h
15
src/brz.h
@ -3,6 +3,21 @@
|
||||
|
||||
#include "cmph.h"
|
||||
|
||||
/*
|
||||
* The BRZ algorithm has been built so to consume the bare minimum
|
||||
* amount of memory to generate the MPHFs. Thereby we decided
|
||||
* to dump the resulting MPHFs to disk while creating them. Thus,
|
||||
* to use the BRZ algorithm, one has to call brz_config_set_mphf_fd
|
||||
* before calling brz_new. Otherwise we will fail the MPHF creation.
|
||||
* One side effect of this design decision is that the resulting
|
||||
* MPHF cannot be used until its dumping process is finalized
|
||||
* by calling brz_dump and the caller must use brz_load before
|
||||
* any call to either one of the following functions is made:
|
||||
* brz_search
|
||||
* brz_pack
|
||||
* brz_packed_size
|
||||
* brz_search_packed
|
||||
*/
|
||||
typedef struct __brz_data_t brz_data_t;
|
||||
typedef struct __brz_config_data_t brz_config_data_t;
|
||||
|
||||
|
11
src/chd_ph.c
11
src/chd_ph.c
@ -627,7 +627,8 @@ cmph_t *chd_ph_new(cmph_config_t *mph, double c)
|
||||
|
||||
register double load_factor = c;
|
||||
register cmph_uint8 searching_success = 0;
|
||||
register cmph_uint32 max_probes = 1 << 20; // default value for max_probes
|
||||
register cmph_uint32 max_probes_default = 1 << 20; // default value for max_probes
|
||||
register cmph_uint32 max_probes;
|
||||
register cmph_uint32 iterations = 100;
|
||||
chd_ph_bucket_t * buckets = NULL;
|
||||
chd_ph_item_t * items = NULL;
|
||||
@ -688,7 +689,13 @@ cmph_t *chd_ph_new(cmph_config_t *mph, double c)
|
||||
buckets = chd_ph_bucket_new(chd_ph->nbuckets);
|
||||
items = (chd_ph_item_t *) calloc(chd_ph->m, sizeof(chd_ph_item_t));
|
||||
|
||||
max_probes = (cmph_uint32)(((log(chd_ph->m)/log(2))/20) * max_probes);
|
||||
max_probes = (cmph_uint32)((log(chd_ph->m)/log(2))/20);
|
||||
|
||||
if (max_probes == 0) {
|
||||
max_probes = max_probes_default;
|
||||
} else {
|
||||
max_probes = max_probes * max_probes_default;
|
||||
}
|
||||
|
||||
if(chd_ph->keys_per_bin == 1)
|
||||
chd_ph->occup_table = (cmph_uint8 *) calloc(((chd_ph->n + 31)/32), sizeof(cmph_uint32));
|
||||
|
16
src/cmph.c
16
src/cmph.c
@ -96,11 +96,15 @@ static int key_struct_vector_read(void *data, char **key, cmph_uint32 *keylen)
|
||||
{
|
||||
cmph_struct_vector_t *cmph_struct_vector = (cmph_struct_vector_t *)data;
|
||||
char *keys_vd = (char *)cmph_struct_vector->vector;
|
||||
cmph_uint64 keys_vd_offset;
|
||||
size_t size;
|
||||
*keylen = cmph_struct_vector->key_len;
|
||||
size = *keylen;
|
||||
*key = (char *)malloc(size);
|
||||
memcpy(*key, (keys_vd + (cmph_struct_vector->position * cmph_struct_vector->struct_size) + cmph_struct_vector->key_offset), size);
|
||||
keys_vd_offset = ((cmph_uint64)cmph_struct_vector->position *
|
||||
(cmph_uint64)cmph_struct_vector->struct_size) +
|
||||
(cmph_uint64)cmph_struct_vector->key_offset;
|
||||
memcpy(*key, keys_vd + keys_vd_offset, size);
|
||||
cmph_struct_vector->position = cmph_struct_vector->position + 1;
|
||||
return (int)(*keylen);
|
||||
}
|
||||
@ -157,11 +161,11 @@ static cmph_uint32 count_nlfile_keys(FILE *fd)
|
||||
{
|
||||
char buf[BUFSIZ];
|
||||
ptr = fgets(buf, BUFSIZ, fd);
|
||||
if (feof(fd)) break;
|
||||
if (ferror(fd) || ptr == NULL) {
|
||||
perror("Error reading input file");
|
||||
return 0;
|
||||
}
|
||||
if (feof(fd)) break;
|
||||
if (ferror(fd) || ptr == NULL) {
|
||||
perror("Error reading input file");
|
||||
return 0;
|
||||
}
|
||||
if (buf[strlen(buf) - 1] != '\n') continue;
|
||||
++count;
|
||||
}
|
||||
|
@ -38,13 +38,18 @@ cmph_t *__cmph_load(FILE *f)
|
||||
register size_t nbytes;
|
||||
|
||||
DEBUGP("Loading mphf\n");
|
||||
while(1)
|
||||
for(i = 0; i < BUFSIZ; i++)
|
||||
{
|
||||
size_t c = fread(ptr, (size_t)1, (size_t)1, f);
|
||||
if (c != 1) return NULL;
|
||||
if (*ptr == 0) break;
|
||||
++ptr;
|
||||
}
|
||||
if(algo_name[i] != 0)
|
||||
{
|
||||
DEBUGP("Attempted buffer overflow while loading mph file\n");
|
||||
return NULL;
|
||||
}
|
||||
for(i = 0; i < CMPH_COUNT; ++i)
|
||||
{
|
||||
if (strcmp(algo_name, cmph_names[i]) == 0)
|
||||
|
@ -98,7 +98,7 @@ void jenkins_state_destroy(jenkins_state_t *state)
|
||||
}
|
||||
|
||||
|
||||
static inline void __jenkins_hash_vector(cmph_uint32 seed, const char *k, cmph_uint32 keylen, cmph_uint32 * hashes)
|
||||
static inline void __jenkins_hash_vector(cmph_uint32 seed, const unsigned char *k, cmph_uint32 keylen, cmph_uint32 * hashes)
|
||||
{
|
||||
register cmph_uint32 len, length;
|
||||
|
||||
@ -154,7 +154,7 @@ static inline void __jenkins_hash_vector(cmph_uint32 seed, const char *k, cmph_u
|
||||
cmph_uint32 jenkins_hash(jenkins_state_t *state, const char *k, cmph_uint32 keylen)
|
||||
{
|
||||
cmph_uint32 hashes[3];
|
||||
__jenkins_hash_vector(state->seed, k, keylen, hashes);
|
||||
__jenkins_hash_vector(state->seed, (const unsigned char*)k, keylen, hashes);
|
||||
return hashes[2];
|
||||
/* cmph_uint32 a, b, c;
|
||||
cmph_uint32 len, length;
|
||||
@ -215,7 +215,7 @@ cmph_uint32 jenkins_hash(jenkins_state_t *state, const char *k, cmph_uint32 keyl
|
||||
|
||||
void jenkins_hash_vector_(jenkins_state_t *state, const char *k, cmph_uint32 keylen, cmph_uint32 * hashes)
|
||||
{
|
||||
__jenkins_hash_vector(state->seed, k, keylen, hashes);
|
||||
__jenkins_hash_vector(state->seed, (const unsigned char*)k, keylen, hashes);
|
||||
}
|
||||
|
||||
void jenkins_state_dump(jenkins_state_t *state, char **buf, cmph_uint32 *buflen)
|
||||
@ -282,7 +282,7 @@ cmph_uint32 jenkins_state_packed_size(void)
|
||||
cmph_uint32 jenkins_hash_packed(void *jenkins_packed, const char *k, cmph_uint32 keylen)
|
||||
{
|
||||
cmph_uint32 hashes[3];
|
||||
__jenkins_hash_vector(*((cmph_uint32 *)jenkins_packed), k, keylen, hashes);
|
||||
__jenkins_hash_vector(*((cmph_uint32 *)jenkins_packed), (const unsigned char*)k, keylen, hashes);
|
||||
return hashes[2];
|
||||
}
|
||||
|
||||
@ -294,5 +294,5 @@ cmph_uint32 jenkins_hash_packed(void *jenkins_packed, const char *k, cmph_uint32
|
||||
*/
|
||||
void jenkins_hash_vector_packed(void *jenkins_packed, const char *k, cmph_uint32 keylen, cmph_uint32 * hashes)
|
||||
{
|
||||
__jenkins_hash_vector(*((cmph_uint32 *)jenkins_packed), k, keylen, hashes);
|
||||
__jenkins_hash_vector(*((cmph_uint32 *)jenkins_packed), (const unsigned char*)k, keylen, hashes);
|
||||
}
|
||||
|
@ -2,7 +2,7 @@ TESTS = $(check_PROGRAMS)
|
||||
check_PROGRAMS = graph_tests select_tests compressed_seq_tests compressed_rank_tests cmph_benchmark_test
|
||||
noinst_PROGRAMS = packed_mphf_tests mphf_tests
|
||||
|
||||
INCLUDES = -I../src/
|
||||
AM_CPPFLAGS = -I../src/
|
||||
|
||||
graph_tests_SOURCES = graph_tests.c
|
||||
graph_tests_LDADD = ../src/libcmph.la
|
||||
|
Loading…
Reference in New Issue
Block a user