razor: razor.c@18350b26395b (annotated)

krh@15	1	#define _GNU_SOURCE
krh@15	2
krh@0	3	#include <stdlib.h>
krh@19	4	#include <stddef.h>
danw@108	5	#include <stdint.h>
krh@0	6	#include <stdio.h>
krh@0	7	#include <string.h>
krh@0	8	#include <sys/types.h>
krh@0	9	#include <sys/stat.h>
krh@0	10	#include <sys/mman.h>
krh@0	11	#include <unistd.h>
krh@0	12	#include <fcntl.h>
krh@15	13	#include <errno.h>
krh@35	14	#include <ctype.h>
krh@54	15	#include <fnmatch.h>
krh@0	16
krh@27	17	#include "razor.h"
krh@91	18	#include "razor-internal.h"
danw@115	19	#include "types.h"
krh@30	20
krh@30	21	struct razor_set_section {
danw@108	22	uint32_t type;
danw@108	23	uint32_t offset;
danw@108	24	uint32_t size;
krh@30	25	};
krh@30	26
krh@30	27	struct razor_set_header {
danw@108	28	uint32_t magic;
danw@108	29	uint32_t version;
krh@30	30	struct razor_set_section sections[0];
krh@30	31	};
krh@30	32
krh@30	33	#define RAZOR_MAGIC 0x7a7a7a7a
krh@30	34	#define RAZOR_VERSION 1
krh@30	35
krh@66	36	#define RAZOR_STRING_POOL 0
krh@66	37	#define RAZOR_PACKAGES 1
krh@66	38	#define RAZOR_PROPERTIES 2
krh@66	39	#define RAZOR_FILES 3
krh@66	40	#define RAZOR_PACKAGE_POOL 4
krh@66	41	#define RAZOR_PROPERTY_POOL 5
krh@66	42	#define RAZOR_FILE_POOL 6
krh@30	43
krh@30	44	struct razor_package {
danw@120	45	uint name : 24;
danw@120	46	uint flags : 8;
danw@108	47	uint32_t version;
danw@117	48	struct list_head properties;
danw@117	49	struct list_head files;
krh@30	50	};
krh@30	51
krh@30	52	struct razor_property {
danw@119	53	uint name : 24;
danw@119	54	uint flags : 6;
danw@119	55	uint type : 2;
danw@109	56	uint32_t relation;
danw@108	57	uint32_t version;
danw@117	58	struct list_head packages;
krh@30	59	};
krh@30	60
krh@48	61	struct razor_entry {
danw@120	62	uint name : 24;
danw@120	63	uint flags : 8;
danw@108	64	uint32_t start;
danw@117	65	struct list_head packages;
krh@48	66	};
krh@48	67
danw@120	68	#define RAZOR_ENTRY_LAST 0x80
danw@120	69
krh@30	70	struct razor_set {
krh@30	71	struct array string_pool;
krh@30	72	struct array packages;
krh@66	73	struct array properties;
krh@56	74	struct array files;
krh@56	75	struct array package_pool;
krh@66	76	struct array property_pool;
krh@56	77	struct array file_pool;
krh@30	78	struct razor_set_header *header;
krh@30	79	};
krh@30	80
krh@52	81	struct import_entry {
danw@108	82	uint32_t package;
krh@52	83	char *name;
krh@52	84	};
krh@52	85
krh@52	86	struct import_directory {
danw@108	87	uint32_t name, count;
krh@52	88	struct array files;
krh@52	89	struct array packages;
krh@52	90	struct import_directory *last;
krh@52	91	};
krh@52	92
krh@30	93	struct razor_importer {
krh@30	94	struct razor_set *set;
krh@78	95	struct hashtable table;
krh@30	96	struct razor_package *package;
krh@66	97	struct array properties;
krh@48	98	struct array files;
krh@30	99	};
krh@30	100
krh@0	101	static void *
krh@0	102	zalloc(size_t size)
krh@0	103	{
krh@0	104	void *p;
krh@0	105
krh@0	106	p = malloc(size);
krh@0	107	memset(p, 0, size);
krh@0	108
krh@0	109	return p;
krh@0	110	}
krh@0	111
krh@19	112	struct razor_set_section razor_sections[] = {
krh@56	113	{ RAZOR_STRING_POOL, offsetof(struct razor_set, string_pool) },
krh@19	114	{ RAZOR_PACKAGES, offsetof(struct razor_set, packages) },
krh@66	115	{ RAZOR_PROPERTIES, offsetof(struct razor_set, properties) },
krh@56	116	{ RAZOR_FILES, offsetof(struct razor_set, files) },
krh@39	117	{ RAZOR_PACKAGE_POOL, offsetof(struct razor_set, package_pool) },
krh@66	118	{ RAZOR_PROPERTY_POOL, offsetof(struct razor_set, property_pool) },
krh@56	119	{ RAZOR_FILE_POOL, offsetof(struct razor_set, file_pool) },
krh@19	120	};
krh@19	121
krh@4	122	struct razor_set *
krh@4	123	razor_set_create(void)
krh@0	124	{
krh@18	125	return zalloc(sizeof(struct razor_set));
krh@0	126	}
krh@0	127
krh@4	128	struct razor_set *
krh@4	129	razor_set_open(const char *filename)
krh@0	130	{
krh@4	131	struct razor_set *set;
krh@19	132	struct razor_set_section *s;
krh@0	133	struct stat stat;
krh@19	134	struct array *array;
krh@19	135	int fd;
krh@0	136
krh@4	137	set = zalloc(sizeof *set);
krh@0	138	fd = open(filename, O_RDONLY);
krh@0	139	if (fstat(fd, &stat) < 0)
krh@0	140	return NULL;
krh@4	141	set->header = mmap(NULL, stat.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
krh@4	142	if (set->header == MAP_FAILED) {
krh@4	143	free(set);
krh@0	144	return NULL;
krh@0	145	}
krh@0	146
krh@19	147	for (s = set->header->sections; ~s->type; s++) {
krh@19	148	if (s->type >= ARRAY_SIZE(razor_sections))
krh@19	149	continue;
krh@19	150	if (s->type != razor_sections[s->type].type)
krh@19	151	continue;
krh@19	152	array = (void *) set + razor_sections[s->type].offset;
krh@19	153	array->data = (void *) set->header + s->offset;
krh@19	154	array->size = s->size;
krh@19	155	array->alloc = s->size;
krh@0	156	}
krh@0	157	close(fd);
krh@0	158
krh@4	159	return set;
krh@0	160	}
krh@0	161
krh@0	162	void
krh@4	163	razor_set_destroy(struct razor_set *set)
krh@0	164	{
krh@0	165	unsigned int size;
krh@19	166	struct array *a;
krh@0	167	int i;
krh@0	168
krh@4	169	if (set->header) {
krh@4	170	for (i = 0; set->header->sections[i].type; i++)
krh@0	171	;
krh@4	172	size = set->header->sections[i].type;
krh@4	173	munmap(set->header, size);
krh@0	174	} else {
krh@19	175	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19	176	a = (void *) set + razor_sections[i].offset;
krh@19	177	free(a->data);
krh@19	178	}
krh@0	179	}
krh@0	180
krh@4	181	free(set);
krh@0	182	}
krh@0	183
krh@43	184	int
krh@4	185	razor_set_write(struct razor_set set, const char filename)
krh@0	186	{
krh@0	187	char data[4096];
krh@4	188	struct razor_set_header header = (struct razor_set_header ) data;
krh@19	189	struct array *a;
danw@108	190	uint32_t offset;
krh@17	191	int i, fd;
krh@0	192
krh@0	193	memset(data, 0, sizeof data);
krh@4	194	header->magic = RAZOR_MAGIC;
krh@4	195	header->version = RAZOR_VERSION;
krh@17	196	offset = sizeof data;
krh@0	197
krh@19	198	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19	199	if (razor_sections[i].type != i)
krh@19	200	continue;
krh@19	201	a = (void *) set + razor_sections[i].offset;
krh@19	202	header->sections[i].type = i;
krh@17	203	header->sections[i].offset = offset;
krh@19	204	header->sections[i].size = a->size;
krh@91	205	offset += ALIGN(a->size, 4096);
krh@17	206	}
krh@0	207
krh@19	208	header->sections[i].type = ~0;
krh@17	209	header->sections[i].offset = 0;
krh@17	210	header->sections[i].size = 0;
krh@10	211
krh@0	212	fd = open(filename, O_CREAT \| O_WRONLY \| O_TRUNC, 0666);
krh@0	213	if (fd < 0)
krh@0	214	return -1;
krh@0	215
krh@91	216	razor_write(fd, data, sizeof data);
danw@113	217	memset(data, 0, sizeof data);
krh@19	218	for (i = 0; i < ARRAY_SIZE(razor_sections); i++) {
krh@19	219	if (razor_sections[i].type != i)
krh@19	220	continue;
krh@19	221	a = (void *) set + razor_sections[i].offset;
danw@113	222	razor_write(fd, a->data, a->size);
danw@113	223	razor_write(fd, data, ALIGN(a->size, 4096) - a->size);
krh@19	224	}
krh@17	225
krh@17	226	close(fd);
krh@0	227
krh@0	228	return 0;
krh@0	229	}
krh@0	230
krh@27	231	void
krh@30	232	razor_importer_begin_package(struct razor_importer *importer,
krh@30	233	const char name, const char version)
krh@13	234	{
krh@25	235	struct razor_package *p;
krh@13	236
krh@30	237	p = array_add(&importer->set->packages, sizeof *p);
krh@95	238	p->name = hashtable_tokenize(&importer->table, name);
danw@120	239	p->flags = 0;
krh@95	240	p->version = hashtable_tokenize(&importer->table, version);
krh@13	241
krh@30	242	importer->package = p;
krh@66	243	array_init(&importer->properties);
krh@13	244	}
krh@13	245
krh@13	246	void
krh@30	247	razor_importer_finish_package(struct razor_importer *importer)
krh@13	248	{
danw@117	249	list_set_array(&importer->package->properties,
danw@117	250	&importer->set->property_pool,
danw@124	251	&importer->properties,
danw@124	252	1);
krh@13	253
krh@66	254	array_release(&importer->properties);
krh@13	255	}
krh@13	256
krh@66	257	void
krh@30	258	razor_importer_add_property(struct razor_importer *importer,
danw@109	259	const char *name,
danw@109	260	enum razor_version_relation relation,
danw@109	261	const char *version,
krh@66	262	enum razor_property_type type)
krh@13	263	{
krh@25	264	struct razor_property *p;
danw@108	265	uint32_t *r;
krh@13	266
krh@66	267	p = array_add(&importer->set->properties, sizeof *p);
danw@119	268	p->name = hashtable_tokenize(&importer->table, name);
danw@119	269	p->flags = 0;
danw@119	270	p->type = type;
danw@109	271	p->relation = relation;
krh@95	272	p->version = hashtable_tokenize(&importer->table, version);
danw@117	273	list_set_ptr(&p->packages, importer->package -
danw@117	274	(struct razor_package *) importer->set->packages.data);
krh@13	275
krh@66	276	r = array_add(&importer->properties, sizeof *r);
krh@66	277	r = p - (struct razor_property ) importer->set->properties.data;
krh@30	278	}
krh@30	279
krh@46	280	void
krh@46	281	razor_importer_add_file(struct razor_importer importer, const char name)
krh@46	282	{
krh@52	283	struct import_entry *e;
krh@48	284
krh@52	285	e = array_add(&importer->files, sizeof *e);
krh@52	286
krh@52	287	e->package = importer->package -
krh@52	288	(struct razor_package *) importer->set->packages.data;
krh@52	289	e->name = strdup(name);
krh@46	290	}
krh@46	291
krh@30	292	struct razor_importer *
krh@30	293	razor_importer_new(void)
krh@30	294	{
krh@30	295	struct razor_importer *importer;
krh@30	296
krh@30	297	importer = zalloc(sizeof *importer);
krh@30	298	importer->set = razor_set_create();
krh@78	299	hashtable_init(&importer->table, &importer->set->string_pool);
krh@30	300
krh@30	301	return importer;
krh@9	302	}
krh@9	303
krh@75	304	/* Destroy an importer without creating the set. */
krh@75	305	void
krh@75	306	razor_importer_destroy(struct razor_importer *importer)
krh@75	307	{
krh@75	308	/* FIXME: write this */
krh@75	309	}
krh@75	310
krh@75	311
krh@22	312	typedef int (compare_with_data_func_t)(const void p1,
krh@22	313	const void *p,
krh@22	314	void *data);
krh@22	315
krh@25	316	struct qsort_context {
krh@25	317	size_t size;
krh@25	318	compare_with_data_func_t compare;
krh@25	319	void *data;
krh@25	320	};
krh@25	321
krh@22	322	static void
krh@22	323	qsort_swap(void p1, void p2, size_t size)
krh@22	324	{
krh@22	325	char buffer[size];
krh@22	326
krh@22	327	memcpy(buffer, p1, size);
krh@22	328	memcpy(p1, p2, size);
krh@22	329	memcpy(p2, buffer, size);
krh@22	330	}
krh@22	331
krh@25	332	static void
danw@108	333	__qsort_with_data(void base, size_t nelem, uint32_t map,
krh@25	334	struct qsort_context *ctx)
krh@22	335	{
krh@22	336	void p, start, end, pivot;
danw@108	337	uint32_t mp, mstart, *mend, tmp;
krh@22	338	int left, right, result;
krh@25	339	size_t size = ctx->size;
krh@22	340
krh@22	341	p = base;
krh@22	342	start = base;
krh@22	343	end = base + nelem * size;
krh@25	344	mp = map;
krh@25	345	mstart = map;
krh@25	346	mend = map + nelem;
krh@22	347	pivot = base + (random() % nelem) * size;
krh@25	348
krh@22	349	while (p < end) {
krh@25	350	result = ctx->compare(p, pivot, ctx->data);
krh@22	351	if (result < 0) {
krh@22	352	qsort_swap(p, start, size);
krh@25	353	tmp = *mp;
krh@25	354	mp = mstart;
krh@25	355	*mstart = tmp;
krh@22	356	if (start == pivot)
krh@22	357	pivot = p;
krh@22	358	start += size;
krh@25	359	mstart++;
krh@22	360	p += size;
krh@29	361	mp++;
krh@22	362	} else if (result == 0) {
krh@22	363	p += size;
krh@25	364	mp++;
krh@22	365	} else {
krh@22	366	end -= size;
krh@25	367	mend--;
krh@22	368	qsort_swap(p, end, size);
krh@25	369	tmp = *mp;
krh@29	370	mp = mend;
krh@29	371	*mend = tmp;
krh@22	372	if (end == pivot)
krh@22	373	pivot = p;
krh@22	374	}
krh@22	375	}
krh@22	376
krh@22	377	left = (start - base) / size;
krh@22	378	right = (base + nelem * size - end) / size;
krh@22	379	if (left > 1)
krh@25	380	__qsort_with_data(base, left, map, ctx);
krh@22	381	if (right > 1)
krh@25	382	__qsort_with_data(end, right, mend, ctx);
krh@25	383	}
krh@25	384
danw@108	385	uint32_t *
krh@25	386	qsort_with_data(void *base, size_t nelem, size_t size,
krh@25	387	compare_with_data_func_t compare, void *data)
krh@25	388	{
krh@25	389	struct qsort_context ctx;
danw@108	390	uint32_t *map;
krh@25	391	int i;
krh@25	392
krh@75	393	if (nelem == 0)
krh@75	394	return NULL;
krh@75	395
krh@25	396	ctx.size = size;
krh@25	397	ctx.compare = compare;
krh@25	398	ctx.data = data;
krh@25	399
danw@108	400	map = malloc(nelem * sizeof (uint32_t));
krh@25	401	for (i = 0; i < nelem; i++)
krh@25	402	map[i] = i;
krh@25	403
krh@25	404	__qsort_with_data(base, nelem, map, &ctx);
krh@25	405
krh@25	406	return map;
krh@22	407	}
krh@9	408
krh@9	409	static int
krh@35	410	versioncmp(const char s1, const char s2)
krh@35	411	{
krh@35	412	const char p1, p2;
krh@35	413	long n1, n2;
krh@35	414	int res;
krh@35	415
krh@35	416	n1 = strtol(s1, (char **) &p1, 0);
krh@35	417	n2 = strtol(s2, (char **) &p2, 0);
krh@35	418
krh@35	419	/* Epoch; if one but not the other has an epoch set, default
krh@35	420	* the epoch-less version to 0. */
krh@35	421	res = (p1 == ':') - (p2 == ':');
krh@35	422	if (res < 0) {
krh@35	423	n1 = 0;
krh@35	424	p1 = s1;
krh@35	425	p2++;
krh@35	426	} else if (res > 0) {
krh@35	427	p1++;
krh@35	428	n2 = 0;
krh@35	429	p2 = s2;
krh@35	430	}
krh@35	431
krh@35	432	if (n1 != n2)
krh@35	433	return n1 - n2;
krh@35	434	while (p1 && p2) {
krh@35	435	if (p1 != p2)
krh@35	436	return p1 - p2;
krh@35	437	p1++;
krh@35	438	p2++;
krh@35	439	if (isdigit(p1) && isdigit(p2))
krh@35	440	return versioncmp(p1, p2);
krh@35	441	}
krh@35	442
krh@35	443	return p1 - p2;
krh@35	444	}
krh@35	445
krh@35	446	static int
krh@22	447	compare_packages(const void p1, const void p2, void *data)
krh@9	448	{
krh@25	449	const struct razor_package pkg1 = p1, pkg2 = p2;
krh@22	450	struct razor_set *set = data;
krh@22	451	char *pool = set->string_pool.data;
krh@9	452
danw@120	453	/* FIXME: what if the flags are different? */
krh@23	454	if (pkg1->name == pkg2->name)
krh@35	455	return versioncmp(&pool[pkg1->version], &pool[pkg2->version]);
krh@23	456	else
krh@23	457	return strcmp(&pool[pkg1->name], &pool[pkg2->name]);
krh@9	458	}
krh@9	459
krh@9	460	static int
krh@22	461	compare_properties(const void p1, const void p2, void *data)
krh@9	462	{
krh@25	463	const struct razor_property prop1 = p1, prop2 = p2;
krh@22	464	struct razor_set *set = data;
krh@22	465	char *pool = set->string_pool.data;
krh@9	466
danw@119	467	if (prop1->name != prop2->name)
danw@119	468	return strcmp(&pool[prop1->name], &pool[prop2->name]);
danw@119	469	else if (prop1->type != prop2->type)
danw@119	470	return prop1->type - prop2->type;
danw@119	471	else if (prop1->relation != prop2->relation)
danw@119	472	return prop1->relation - prop2->relation;
krh@12	473	else
danw@119	474	return versioncmp(&pool[prop1->version], &pool[prop2->version]);
krh@9	475	}
krh@9	476
danw@108	477	static uint32_t *
krh@66	478	uniqueify_properties(struct razor_set *set)
krh@9	479	{
krh@25	480	struct razor_property rp, up, *rp_end;
krh@18	481	struct array pkgs, p;
danw@117	482	struct list_head *r;
danw@117	483	uint32_t map, rmap;
krh@18	484	int i, count, unique;
krh@9	485
krh@66	486	count = set->properties.size / sizeof(struct razor_property);
krh@66	487	map = qsort_with_data(set->properties.data,
krh@25	488	count,
krh@25	489	sizeof(struct razor_property),
krh@25	490	compare_properties,
krh@25	491	set);
krh@9	492
krh@66	493	rp_end = set->properties.data + set->properties.size;
krh@25	494	rmap = malloc(count * sizeof *map);
krh@25	495	pkgs = zalloc(count * sizeof *pkgs);
krh@66	496	for (rp = set->properties.data, up = rp, i = 0; rp < rp_end; rp++, i++) {
danw@119	497	if (rp->name != up->name \|\| rp->type != up->type \|\|
danw@119	498	rp->relation != up->relation \|\| rp->version != up->version) {
krh@25	499	up++;
krh@25	500	up->name = rp->name;
danw@119	501	up->flags = 0;
danw@119	502	up->type = rp->type;
danw@109	503	up->relation = rp->relation;
krh@25	504	up->version = rp->version;
krh@10	505	}
krh@25	506
krh@66	507	unique = up - (struct razor_property *) set->properties.data;
krh@25	508	rmap[map[i]] = unique;
krh@25	509	r = array_add(&pkgs[unique], sizeof *r);
krh@25	510	*r = rp->packages;
krh@10	511	}
krh@25	512	free(map);
krh@9	513
danw@124	514	if (up != rp)
danw@124	515	up++;
krh@66	516	set->properties.size = (void *) up - set->properties.data;
krh@25	517	rp_end = up;
krh@66	518	for (rp = set->properties.data, p = pkgs; rp < rp_end; rp++, p++) {
danw@124	519	list_set_array(&rp->packages, &set->package_pool, p, 0);
krh@25	520	array_release(p);
krh@18	521	}
krh@18	522
krh@18	523	free(pkgs);
krh@18	524
krh@25	525	return rmap;
krh@10	526	}
krh@10	527
krh@48	528	static int
krh@48	529	compare_filenames(const void p1, const void p2, void *data)
krh@48	530	{
krh@52	531	const struct import_entry *e1 = p1;
krh@52	532	const struct import_entry *e2 = p2;
danw@126	533	const char *n1 = e1->name;
danw@126	534	const char *n2 = e2->name;
krh@48	535
danw@126	536	/* Need to make sure that the contents of a directory
danw@126	537	* are sorted immediately after it. So "foo/bar" has to
danw@126	538	* sort before "foo.conf"
danw@126	539	*
danw@126	540	* FIXME: this is about 60% slower than strcmp
danw@126	541	*/
danw@126	542	while (n1 && n2) {
danw@126	543	if (n1 < n2)
danw@126	544	return *n2 == '/' ? 1 : -1;
danw@126	545	else if (n1 > n2)
danw@126	546	return *n1 == '/' ? -1 : 1;
danw@126	547	n1++;
danw@126	548	n2++;
danw@126	549	}
danw@126	550	if (*n1)
danw@126	551	return 1;
danw@126	552	else if (*n2)
danw@126	553	return -1;
danw@126	554	else
danw@126	555	return 0;
krh@48	556	}
krh@48	557
krh@48	558	static void
krh@52	559	count_entries(struct import_directory *d)
krh@48	560	{
krh@52	561	struct import_directory p, end;
krh@48	562
krh@48	563	p = d->files.data;
krh@48	564	end = d->files.data + d->files.size;
krh@48	565	d->count = 0;
krh@48	566	while (p < end) {
krh@48	567	count_entries(p);
krh@48	568	d->count += p->count + 1;
krh@48	569	p++;
krh@48	570	}
krh@48	571	}
krh@48	572
krh@48	573	static void
krh@52	574	serialize_files(struct razor_set *set,
krh@52	575	struct import_directory d, struct array array)
krh@48	576	{
krh@52	577	struct import_directory p, end;
krh@56	578	struct razor_entry *e = NULL;
danw@114	579	uint32_t s;
krh@48	580
krh@48	581	p = d->files.data;
krh@48	582	end = d->files.data + d->files.size;
krh@48	583	s = array->size / sizeof e + d->files.size / sizeof p;
krh@48	584	while (p < end) {
krh@48	585	e = array_add(array, sizeof *e);
krh@48	586	e->name = p->name;
danw@120	587	e->flags = 0;
krh@56	588	e->start = p->count > 0 ? s : 0;
krh@48	589	s += p->count;
krh@60	590
danw@124	591	list_set_array(&e->packages, &set->package_pool, &p->packages, 0);
krh@52	592	array_release(&p->packages);
krh@48	593	p++;
krh@48	594	}
krh@56	595	if (e != NULL)
danw@120	596	e->flags \|= RAZOR_ENTRY_LAST;
krh@48	597
krh@48	598	p = d->files.data;
krh@48	599	end = d->files.data + d->files.size;
krh@48	600	while (p < end) {
krh@52	601	serialize_files(set, p, array);
krh@48	602	p++;
krh@48	603	}
krh@48	604	}
krh@48	605
krh@48	606	static void
danw@108	607	remap_property_package_links(struct array properties, uint32_t rmap)
krh@61	608	{
krh@61	609	struct razor_property p, end;
krh@61	610
krh@61	611	end = properties->data + properties->size;
krh@61	612	for (p = properties->data; p < end; p++)
danw@117	613	list_remap_head(&p->packages, rmap);
krh@61	614	}
krh@61	615
krh@61	616	static void
krh@48	617	build_file_tree(struct razor_importer *importer)
krh@48	618	{
krh@48	619	int count, i, length;
krh@52	620	struct import_entry *filenames;
krh@52	621	char f, end;
danw@108	622	uint32_t name, *r;
krh@48	623	char dirname[256];
krh@52	624	struct import_directory *d, root;
krh@48	625	struct razor_entry *e;
krh@48	626
krh@52	627	count = importer->files.size / sizeof (struct import_entry);
krh@48	628	qsort_with_data(importer->files.data,
krh@48	629	count,
krh@52	630	sizeof (struct import_entry),
krh@48	631	compare_filenames,
krh@48	632	NULL);
krh@48	633
krh@95	634	root.name = hashtable_tokenize(&importer->table, "");
krh@48	635	array_init(&root.files);
krh@52	636	array_init(&root.packages);
krh@48	637	root.last = NULL;
krh@48	638
krh@48	639	filenames = importer->files.data;
krh@48	640	for (i = 0; i < count; i++) {
krh@52	641	f = filenames[i].name;
krh@48	642	if (*f != '/')
krh@48	643	continue;
krh@57	644	f++;
krh@48	645
krh@48	646	d = &root;
krh@48	647	while (*f) {
krh@57	648	end = strchr(f, '/');
krh@48	649	if (end == NULL)
krh@48	650	end = f + strlen(f);
krh@57	651	length = end - f;
krh@57	652	memcpy(dirname, f, length);
krh@48	653	dirname[length] ='\0';
krh@95	654	name = hashtable_tokenize(&importer->table, dirname);
krh@48	655	if (d->last == NULL \|\| d->last->name != name) {
krh@48	656	d->last = array_add(&d->files, sizeof *d);
krh@48	657	d->last->name = name;
krh@48	658	d->last->last = NULL;
krh@48	659	array_init(&d->last->files);
krh@52	660	array_init(&d->last->packages);
krh@48	661	}
krh@48	662	d = d->last;
krh@57	663	f = end + 1;
krh@57	664	if (*end == '\0')
krh@57	665	break;
krh@48	666	}
krh@48	667
krh@52	668	r = array_add(&d->packages, sizeof *r);
krh@52	669	*r = filenames[i].package;
krh@52	670	free(filenames[i].name);
krh@48	671	}
krh@48	672
krh@48	673	count_entries(&root);
krh@56	674	array_init(&importer->set->files);
krh@48	675
krh@56	676	e = array_add(&importer->set->files, sizeof *e);
danw@120	677	e->name = root.name;
danw@120	678	e->flags = RAZOR_ENTRY_LAST;
krh@48	679	e->start = 1;
danw@117	680	list_set_empty(&e->packages);
krh@48	681
krh@56	682	serialize_files(importer->set, &root, &importer->set->files);
krh@48	683
krh@48	684	array_release(&importer->files);
krh@48	685	}
krh@48	686
krh@56	687	static void
danw@108	688	build_package_file_lists(struct razor_set set, uint32_t rmap)
krh@54	689	{
krh@56	690	struct razor_package p, packages;
krh@56	691	struct array *pkgs;
krh@54	692	struct razor_entry e, end;
danw@117	693	struct list *r;
danw@117	694	uint32_t *q;
krh@56	695	int i, count;
krh@54	696
krh@56	697	count = set->packages.size / sizeof *p;
krh@56	698	pkgs = zalloc(count * sizeof *pkgs);
krh@54	699
krh@56	700	end = set->files.data + set->files.size;
krh@92	701	for (e = set->files.data; e < end; e++) {
danw@117	702	list_remap_head(&e->packages, rmap);
danw@116	703	r = list_first(&e->packages, &set->package_pool);
danw@116	704	while (r) {
danw@117	705	q = array_add(&pkgs[r->data], sizeof *q);
krh@56	706	q = e - (struct razor_entry ) set->files.data;
danw@116	707	r = list_next(r);
krh@54	708	}
krh@54	709	}
krh@54	710
krh@56	711	packages = set->packages.data;
krh@56	712	for (i = 0; i < count; i++) {
danw@124	713	list_set_array(&packages[i].files, &set->file_pool, &pkgs[i], 0);
krh@56	714	array_release(&pkgs[i]);
krh@48	715	}
krh@56	716	free(pkgs);
krh@52	717	}
krh@52	718
krh@27	719	struct razor_set *
krh@30	720	razor_importer_finish(struct razor_importer *importer)
krh@9	721	{
krh@30	722	struct razor_set *set;
danw@108	723	uint32_t map, rmap;
krh@39	724	int i, count;
krh@18	725
krh@66	726	map = uniqueify_properties(importer->set);
danw@116	727	list_remap_pool(&importer->set->property_pool, map);
krh@39	728	free(map);
krh@25	729
krh@30	730	count = importer->set->packages.size / sizeof(struct razor_package);
krh@30	731	map = qsort_with_data(importer->set->packages.data,
krh@25	732	count,
krh@25	733	sizeof(struct razor_package),
krh@25	734	compare_packages,
krh@30	735	importer->set);
krh@39	736
krh@39	737	rmap = malloc(count * sizeof *rmap);
krh@39	738	for (i = 0; i < count; i++)
krh@39	739	rmap[map[i]] = i;
krh@25	740	free(map);
krh@13	741
krh@48	742	build_file_tree(importer);
danw@116	743	list_remap_pool(&importer->set->package_pool, rmap);
krh@60	744	build_package_file_lists(importer->set, rmap);
krh@66	745	remap_property_package_links(&importer->set->properties, rmap);
krh@52	746	free(rmap);
krh@48	747
krh@30	748	set = importer->set;
krh@78	749	hashtable_release(&importer->table);
krh@30	750	free(importer);
krh@30	751
krh@30	752	return set;
krh@9	753	}
krh@9	754
krh@92	755	struct razor_package_iterator {
krh@92	756	struct razor_set *set;
krh@92	757	struct razor_package package, end;
danw@117	758	struct list *index;
krh@92	759	};
krh@92	760
krh@92	761	struct razor_package_iterator *
krh@101	762	razor_package_iterator_create_with_index(struct razor_set *set,
danw@117	763	struct list *index)
krh@3	764	{
krh@92	765	struct razor_package_iterator *pi;
krh@92	766
krh@92	767	pi = zalloc(sizeof *pi);
krh@92	768	pi->set = set;
krh@101	769	pi->index = index;
krh@92	770
krh@92	771	return pi;
krh@92	772	}
krh@92	773
krh@101	774	struct razor_package_iterator *
krh@101	775	razor_package_iterator_create(struct razor_set *set)
krh@101	776	{
danw@116	777	struct razor_package_iterator *pi;
danw@116	778
danw@116	779	pi = zalloc(sizeof *pi);
danw@116	780	pi->set = set;
danw@116	781	pi->end = set->packages.data + set->packages.size;
danw@116	782	pi->package = set->packages.data;
danw@116	783
danw@116	784	return pi;
krh@101	785	}
krh@101	786
krh@101	787	struct razor_package_iterator *
krh@101	788	razor_package_iterator_create_for_property(struct razor_set *set,
krh@101	789	struct razor_property *property)
krh@101	790	{
danw@117	791	struct list *index;
krh@101	792
danw@116	793	index = list_first(&property->packages, &set->package_pool);
krh@101	794	return razor_package_iterator_create_with_index(set, index);
krh@101	795	}
krh@101	796
krh@92	797	int
krh@92	798	razor_package_iterator_next(struct razor_package_iterator *pi,
krh@92	799	struct razor_package **package,
krh@92	800	const char name, const char version)
krh@92	801	{
krh@6	802	char *pool;
krh@101	803	int valid;
krh@101	804	struct razor_package p, packages;
krh@3	805
danw@116	806	if (pi->package) {
krh@101	807	p = pi->package++;
krh@101	808	valid = p < pi->end;
danw@116	809	} else if (pi->index) {
danw@116	810	packages = pi->set->packages.data;
danw@117	811	p = &packages[pi->index->data];
danw@116	812	pi->index = list_next(pi->index);
danw@116	813	valid = 1;
danw@116	814	} else
danw@116	815	valid = 0;
krh@92	816
krh@101	817	if (valid) {
krh@101	818	pool = pi->set->string_pool.data;
krh@101	819	*package = p;
danw@120	820	*name = &pool[p->name];
krh@101	821	*version = &pool[p->version];
krh@101	822	} else {
krh@101	823	*package = NULL;
krh@101	824	}
krh@101	825
krh@101	826	return valid;
krh@92	827	}
krh@92	828
krh@92	829	void
krh@92	830	razor_package_iterator_destroy(struct razor_package_iterator *pi)
krh@92	831	{
krh@92	832	free(pi);
krh@3	833	}
krh@3	834
krh@10	835	struct razor_package *
krh@10	836	razor_set_get_package(struct razor_set set, const char package)
krh@10	837	{
krh@97	838	struct razor_package_iterator *pi;
krh@97	839	struct razor_package *p;
krh@97	840	const char name, version;
krh@97	841
krh@97	842	pi = razor_package_iterator_create(set);
krh@97	843	while (razor_package_iterator_next(pi, &p, &name, &version)) {
krh@97	844	if (strcmp(package, name) == 0)
krh@97	845	break;
krh@97	846	}
krh@97	847	razor_package_iterator_destroy(pi);
krh@97	848
krh@97	849	return p;
krh@10	850	}
krh@10	851
krh@92	852	struct razor_property_iterator {
krh@92	853	struct razor_set *set;
krh@92	854	struct razor_property property, end;
danw@117	855	struct list *index;
krh@92	856	};
krh@92	857
krh@92	858	struct razor_property_iterator *
krh@92	859	razor_property_iterator_create(struct razor_set *set,
krh@92	860	struct razor_package *package)
krh@92	861	{
krh@92	862	struct razor_property_iterator *pi;
krh@92	863
krh@92	864	pi = zalloc(sizeof *pi);
krh@92	865	pi->set = set;
krh@98	866
danw@116	867	if (package) {
danw@117	868	pi->index = list_first(&package->properties,
danw@117	869	&set->property_pool);
danw@116	870	} else {
danw@116	871	pi->property = set->properties.data;
danw@116	872	pi->end = set->properties.data + set->properties.size;
danw@116	873	}
krh@92	874
krh@92	875	return pi;
krh@92	876	}
krh@92	877
krh@92	878	int
krh@92	879	razor_property_iterator_next(struct razor_property_iterator *pi,
krh@92	880	struct razor_property **property,
danw@109	881	const char **name,
danw@109	882	enum razor_version_relation *relation,
danw@109	883	const char **version,
krh@92	884	enum razor_property_type *type)
krh@92	885	{
krh@92	886	char *pool;
krh@92	887	int valid;
krh@92	888	struct razor_property p, properties;
krh@92	889
danw@116	890	if (pi->property) {
krh@92	891	p = pi->property++;
krh@92	892	valid = p < pi->end;
danw@116	893	} else if (pi->index) {
danw@116	894	properties = pi->set->properties.data;
danw@117	895	p = &properties[pi->index->data];
danw@116	896	pi->index = list_next(pi->index);
danw@116	897	valid = 1;
danw@116	898	} else
danw@116	899	valid = 0;
krh@92	900
krh@96	901	if (valid) {
krh@96	902	pool = pi->set->string_pool.data;
krh@96	903	*property = p;
danw@119	904	*name = &pool[p->name];
danw@109	905	*relation = p->relation;
krh@96	906	*version = &pool[p->version];
danw@119	907	*type = p->type;
krh@96	908	} else {
krh@96	909	*property = NULL;
krh@96	910	}
krh@92	911
krh@92	912	return valid;
krh@92	913	}
krh@92	914
krh@66	915	void
krh@92	916	razor_property_iterator_destroy(struct razor_property_iterator *pi)
krh@8	917	{
krh@92	918	free(pi);
krh@10	919	}
krh@10	920
krh@56	921	static struct razor_entry *
krh@56	922	find_entry(struct razor_set set, struct razor_entry dir, const char *pattern)
krh@56	923	{
krh@56	924	struct razor_entry *e;
krh@56	925	const char n, pool = set->string_pool.data;
krh@56	926	int len;
krh@56	927
krh@56	928	e = (struct razor_entry *) set->files.data + dir->start;
krh@56	929	do {
danw@120	930	n = pool + e->name;
krh@56	931	if (strcmp(pattern + 1, n) == 0)
krh@56	932	return e;
krh@57	933	len = strlen(n);
krh@56	934	if (e->start != 0 && strncmp(pattern + 1, n, len) == 0 &&
krh@56	935	pattern[len + 1] == '/') {
krh@56	936	return find_entry(set, e, pattern + len + 1);
krh@56	937	}
danw@120	938	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56	939
krh@56	940	return NULL;
krh@56	941	}
krh@56	942
krh@56	943	static void
krh@56	944	list_dir(struct razor_set set, struct razor_entry dir,
danw@127	945	char prefix, const char pattern)
krh@56	946	{
krh@56	947	struct razor_entry *e;
krh@56	948	const char n, pool = set->string_pool.data;
krh@56	949
krh@56	950	e = (struct razor_entry *) set->files.data + dir->start;
krh@56	951	do {
danw@120	952	n = pool + e->name;
krh@56	953	if (pattern && pattern[0] && fnmatch(pattern, n, 0) != 0)
krh@56	954	continue;
danw@127	955	printf("%s/%s\n", prefix, n);
danw@127	956	if (e->start) {
danw@127	957	char *sub = prefix + strlen (prefix);
danw@127	958	*sub = '/';
danw@127	959	strcpy (sub + 1, n);
danw@127	960	list_dir(set, e, prefix, pattern);
danw@127	961	*sub = '\0';
danw@127	962	}
danw@120	963	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56	964	}
krh@56	965
krh@56	966	void
krh@56	967	razor_set_list_files(struct razor_set set, const char pattern)
krh@56	968	{
krh@56	969	struct razor_entry *e;
krh@56	970	char buffer[512], p, base;
krh@56	971
danw@127	972	if (pattern == NULL \|\| !strcmp (pattern, "/")) {
danw@127	973	buffer[0] = '\0';
danw@127	974	list_dir(set, set->files.data, buffer, NULL);
danw@127	975	return;
danw@127	976	}
krh@56	977
krh@56	978	strcpy(buffer, pattern);
krh@56	979	e = find_entry(set, set->files.data, buffer);
krh@56	980	if (e && e->start > 0) {
krh@56	981	base = NULL;
krh@56	982	} else {
krh@56	983	p = strrchr(buffer, '/');
krh@56	984	if (p) {
krh@56	985	*p = '\0';
krh@56	986	base = p + 1;
krh@56	987	} else {
krh@56	988	base = NULL;
krh@56	989	}
krh@56	990	}
krh@56	991	e = find_entry(set, set->files.data, buffer);
krh@56	992	if (e->start != 0)
krh@56	993	list_dir(set, e, buffer, base);
krh@56	994	}
krh@56	995
krh@102	996	struct razor_package_iterator *
krh@102	997	razor_package_iterator_create_for_file(struct razor_set *set,
krh@102	998	const char *filename)
krh@56	999	{
krh@102	1000	struct razor_entry *entry;
danw@117	1001	struct list *index;
krh@56	1002
krh@102	1003	entry = find_entry(set, set->files.data, filename);
krh@102	1004	if (entry == NULL)
krh@102	1005	return NULL;
krh@56	1006
danw@116	1007	index = list_first(&entry->packages, &set->package_pool);
krh@102	1008	return razor_package_iterator_create_with_index(set, index);
krh@56	1009	}
krh@56	1010
danw@117	1011	static struct list *
danw@117	1012	list_package_files(struct razor_set set, struct list r,
danw@108	1013	struct razor_entry *dir, uint32_t end,
krh@56	1014	char *prefix)
krh@56	1015	{
krh@56	1016	struct razor_entry e, f, *entries;
danw@108	1017	uint32_t next, file;
krh@56	1018	char *pool;
krh@56	1019	int len;
krh@56	1020
krh@56	1021	entries = (struct razor_entry *) set->files.data;
krh@56	1022	pool = set->string_pool.data;
krh@56	1023
krh@56	1024	e = entries + dir->start;
krh@56	1025	do {
danw@117	1026	if (entries + r->data == e) {
danw@120	1027	printf("%s/%s\n", prefix, pool + e->name);
danw@116	1028	r = list_next(r);
danw@116	1029	if (!r)
krh@83	1030	return NULL;
danw@117	1031	if (r->data >= end)
krh@83	1032	return r;
krh@56	1033	}
danw@120	1034	} while (!((e++)->flags & RAZOR_ENTRY_LAST));
krh@56	1035
krh@56	1036	e = entries + dir->start;
krh@56	1037	do {
krh@56	1038	if (e->start == 0)
krh@56	1039	continue;
krh@56	1040
danw@120	1041	if (e->flags & RAZOR_ENTRY_LAST)
krh@56	1042	next = end;
krh@56	1043	else {
krh@56	1044	f = e + 1;
danw@120	1045	while (f->start == 0 && !(f->flags & RAZOR_ENTRY_LAST))
krh@56	1046	f++;
krh@56	1047	if (f->start == 0)
krh@56	1048	next = end;
krh@56	1049	else
krh@56	1050	next = f->start;
krh@56	1051	}
krh@56	1052
danw@117	1053	file = r->data;
krh@83	1054	if (e->start <= file && file < next) {
krh@56	1055	len = strlen(prefix);
krh@56	1056	prefix[len] = '/';
danw@120	1057	strcpy(prefix + len + 1, pool + e->name);
krh@56	1058	r = list_package_files(set, r, e, next, prefix);
krh@56	1059	prefix[len] = '\0';
krh@56	1060	}
danw@120	1061	} while (!((e++)->flags & RAZOR_ENTRY_LAST) && r != NULL);
krh@56	1062
krh@56	1063	return r;
krh@56	1064	}
krh@56	1065
krh@56	1066	void
krh@56	1067	razor_set_list_package_files(struct razor_set set, const char name)
krh@56	1068	{
krh@56	1069	struct razor_package *package;
danw@117	1070	struct list *r;
danw@117	1071	uint32_t end;
krh@56	1072	char buffer[512];
krh@56	1073
krh@56	1074	package = razor_set_get_package(set, name);
krh@56	1075
danw@116	1076	r = list_first(&package->files, &set->file_pool);
krh@56	1077	end = set->files.size / sizeof (struct razor_entry);
krh@56	1078	buffer[0] = '\0';
krh@56	1079	list_package_files(set, r, set->files.data, end, buffer);
krh@56	1080	}
krh@56	1081
krh@43	1082	static void
krh@21	1083	razor_set_validate(struct razor_set set, struct array unsatisfied)
krh@21	1084	{
krh@66	1085	struct razor_property r, p, *end;
danw@108	1086	uint32_t *u;
krh@21	1087	char *pool;
krh@21	1088
krh@66	1089	end = set->properties.data + set->properties.size;
krh@21	1090	pool = set->string_pool.data;
krh@21	1091
krh@66	1092	for (r = set->properties.data, p = r; r < end; r++) {
danw@119	1093	if (r->type != RAZOR_PROPERTY_REQUIRES)
krh@66	1094	continue;
krh@66	1095
danw@119	1096	if (r->name != p->name) {
krh@66	1097	p = r;
danw@119	1098	while (p < end && p->name == r->name &&
danw@119	1099	p->type == r->type)
krh@66	1100	p++;
krh@66	1101	}
krh@37	1102
krh@35	1103	/* If there is more than one version of a provides,
krh@35	1104	* seek to the end for the highest version. */
krh@66	1105	/* FIXME: This doesn't work if we have a series of
krh@66	1106	* requires a = 1, provides a = 1, requires a = 2,
krh@66	1107	* provides a = 2, as the kernel and kernel-devel
krh@66	1108	* does.*/
danw@119	1109	while (p + 1 < end && p->name == (p + 1)->name &&
danw@119	1110	p->type == (p + 1)->type)
krh@35	1111	p++;
krh@37	1112
krh@37	1113	/* FIXME: We need to track property flags (<, <=, =
krh@37	1114	* etc) to properly determine if a requires is
krh@37	1115	* satisfied. The current code doesn't track that the
krh@37	1116	* requires a = 1 isn't satisfied by a = 2 provides. */
krh@37	1117
krh@66	1118	if (p == end \|\|
danw@119	1119	p->type != RAZOR_PROPERTY_PROVIDES \|\|
danw@119	1120	r->name != p->name \|\|
krh@35	1121	versioncmp(&pool[r->version], &pool[p->version]) > 0) {
krh@35	1122	/* FIXME: We ignore file requires for now. */
danw@119	1123	if (pool[r->name] == '/')
krh@35	1124	continue;
krh@21	1125	u = array_add(unsatisfied, sizeof *u);
krh@66	1126	u = r - (struct razor_property ) set->properties.data;
krh@21	1127	}
krh@21	1128	}
krh@21	1129	}
krh@21	1130
krh@21	1131	void
krh@21	1132	razor_set_list_unsatisfied(struct razor_set *set)
krh@21	1133	{
krh@21	1134	struct array unsatisfied;
krh@66	1135	struct razor_property properties, r;
danw@108	1136	uint32_t u, end;
krh@21	1137	char *pool;
krh@21	1138
krh@21	1139	array_init(&unsatisfied);
krh@21	1140	razor_set_validate(set, &unsatisfied);
krh@21	1141
krh@21	1142	end = unsatisfied.data + unsatisfied.size;
krh@66	1143	properties = set->properties.data;
krh@21	1144	pool = set->string_pool.data;
krh@21	1145
krh@21	1146	for (u = unsatisfied.data; u < end; u++) {
krh@66	1147	r = properties + *u;
krh@66	1148	if (pool[r->version] == '\0')
krh@66	1149	printf("%ss not satisfied\n",
danw@119	1150	&pool[r->name]);
krh@66	1151	else
krh@66	1152	printf("%s-%s not satisfied\n",
danw@119	1153	&pool[r->name],
krh@66	1154	&pool[r->version]);
krh@21	1155	}
krh@21	1156
krh@21	1157	array_release(&unsatisfied);
krh@21	1158	}
krh@21	1159
danw@120	1160	#define UPSTREAM_SOURCE 0x80
krh@41	1161
krh@41	1162	struct source {
krh@41	1163	struct razor_set *set;
danw@108	1164	uint32_t *property_map;
danw@127	1165	uint32_t *file_map;
krh@41	1166	};
krh@41	1167
krh@79	1168	struct razor_merger {
krh@79	1169	struct razor_set *set;
krh@79	1170	struct hashtable table;
krh@79	1171	struct source source1;
krh@79	1172	struct source source2;
krh@79	1173	};
krh@79	1174
krh@79	1175	static struct razor_merger *
krh@79	1176	razor_merger_create(struct razor_set set1, struct razor_set set2)
krh@41	1177	{
krh@79	1178	struct razor_merger *merger;
krh@41	1179	int count;
krh@41	1180	size_t size;
krh@41	1181
krh@79	1182	merger = zalloc(sizeof *merger);
krh@79	1183	merger->set = razor_set_create();
krh@79	1184	hashtable_init(&merger->table, &merger->set->string_pool);
krh@41	1185
danw@127	1186	merger->source1.set = set1;
krh@79	1187	count = set1->properties.size / sizeof (struct razor_property);
krh@79	1188	size = count * sizeof merger->source1.property_map[0];
krh@79	1189	merger->source1.property_map = zalloc(size);
danw@127	1190	count = set1->files.size / sizeof (struct razor_entry);
danw@127	1191	size = count * sizeof merger->source1.file_map[0];
danw@127	1192	merger->source1.file_map = zalloc(size);
krh@79	1193
danw@127	1194	merger->source2.set = set2;
krh@79	1195	count = set2->properties.size / sizeof (struct razor_property);
krh@79	1196	size = count * sizeof merger->source2.property_map[0];
krh@79	1197	merger->source2.property_map = zalloc(size);
danw@127	1198	count = set2->files.size / sizeof (struct razor_entry);
danw@127	1199	size = count * sizeof merger->source2.file_map[0];
danw@127	1200	merger->source2.file_map = zalloc(size);
krh@79	1201
krh@79	1202	return merger;
krh@41	1203	}
krh@41	1204
krh@33	1205	static void
krh@79	1206	add_package(struct razor_merger *merger,
krh@41	1207	struct razor_package package, struct source source,
danw@108	1208	uint32_t flags)
krh@33	1209	{
krh@33	1210	char *pool;
danw@117	1211	struct list *r;
krh@41	1212	struct razor_package *p;
krh@33	1213
krh@41	1214	pool = source->set->string_pool.data;
krh@79	1215	p = array_add(&merger->set->packages, sizeof *p);
krh@79	1216	p->name = hashtable_tokenize(&merger->table, &pool[package->name]);
danw@120	1217	p->flags = flags;
krh@79	1218	p->version = hashtable_tokenize(&merger->table,
krh@79	1219	&pool[package->version]);
danw@127	1220
krh@66	1221	p->properties = package->properties;
danw@116	1222	r = list_first(&package->properties, &source->set->property_pool);
danw@116	1223	while (r) {
danw@117	1224	source->property_map[r->data] = 1;
danw@116	1225	r = list_next(r);
krh@64	1226	}
danw@127	1227
danw@127	1228	p->files = package->files;
danw@127	1229	r = list_first(&package->files, &source->set->file_pool);
danw@127	1230	while (r) {
danw@127	1231	source->file_map[r->data] = 1;
danw@127	1232	r = list_next(r);
danw@127	1233	}
krh@41	1234	}
krh@41	1235
krh@41	1236
krh@41	1237	/* Build the new package list sorted by merging the two package lists.
krh@79	1238	* Build new string pool as we go. */
krh@41	1239	static void
krh@79	1240	merge_packages(struct razor_merger merger, struct array packages)
krh@41	1241	{
krh@41	1242	struct razor_package upstream_packages, p, s, send;
krh@79	1243	struct source source1, source2;
krh@41	1244	char spool, upool;
danw@108	1245	uint32_t u, uend;
krh@41	1246	int cmp;
krh@41	1247
krh@79	1248	source1 = &merger->source1;
krh@79	1249	source2 = &merger->source2;
krh@41	1250	upstream_packages = source2->set->packages.data;
krh@41	1251
krh@41	1252	u = packages->data;
krh@41	1253	uend = packages->data + packages->size;
krh@41	1254	upool = source2->set->string_pool.data;
krh@41	1255
krh@41	1256	s = source1->set->packages.data;
krh@41	1257	send = source1->set->packages.data + source1->set->packages.size;
krh@41	1258	spool = source1->set->string_pool.data;
krh@41	1259
danw@124	1260	while (s < send \|\| u < uend) {
krh@41	1261	p = upstream_packages + *u;
krh@41	1262
danw@124	1263	if (s < send && u < uend)
krh@41	1264	cmp = strcmp(&spool[s->name], &upool[p->name]);
danw@124	1265	else if (s < send)
danw@124	1266	cmp = -1;
danw@124	1267	else
danw@124	1268	cmp = 1;
danw@124	1269	if (cmp < 0) {
krh@79	1270	add_package(merger, s, source1, 0);
krh@41	1271	s++;
krh@41	1272	} else if (cmp == 0) {
krh@79	1273	add_package(merger, p, source2, UPSTREAM_SOURCE);
krh@41	1274	s++;
krh@41	1275	u++;
krh@41	1276	} else {
krh@79	1277	add_package(merger, p, source2, UPSTREAM_SOURCE);
krh@41	1278	u++;
krh@41	1279	}
krh@41	1280	}
krh@41	1281	}
krh@41	1282
danw@108	1283	static uint32_t
krh@79	1284	add_property(struct razor_merger *merger,
danw@109	1285	const char *name, enum razor_version_relation relation,
danw@109	1286	const char *version, int type)
krh@41	1287	{
krh@41	1288	struct razor_property *p;
krh@41	1289
krh@79	1290	p = array_add(&merger->set->properties, sizeof *p);
danw@119	1291	p->name = hashtable_tokenize(&merger->table, name);
danw@119	1292	p->flags = 0;
danw@119	1293	p->type = type;
danw@109	1294	p->relation = relation;
krh@79	1295	p->version = hashtable_tokenize(&merger->table, version);
krh@41	1296
krh@79	1297	return p - (struct razor_property *) merger->set->properties.data;
krh@41	1298	}
krh@41	1299
krh@41	1300	static void
krh@79	1301	merge_properties(struct razor_merger *merger)
krh@41	1302	{
krh@41	1303	struct razor_property p1, p2;
krh@79	1304	struct razor_set set1, set2;
danw@108	1305	uint32_t map1, map2;
krh@41	1306	int i, j, cmp, count1, count2;
krh@41	1307	char pool1, pool2;
krh@41	1308
krh@79	1309	set1 = merger->source1.set;
krh@79	1310	set2 = merger->source2.set;
krh@79	1311	map1 = merger->source1.property_map;
krh@79	1312	map2 = merger->source2.property_map;
krh@79	1313
krh@41	1314	i = 0;
krh@41	1315	j = 0;
krh@41	1316	pool1 = set1->string_pool.data;
krh@41	1317	pool2 = set2->string_pool.data;
krh@41	1318
krh@66	1319	count1 = set1->properties.size / sizeof *p1;
krh@66	1320	count2 = set2->properties.size / sizeof *p2;
krh@41	1321	while (i < count1 \|\| j < count2) {
krh@41	1322	if (i < count1 && map1[i] == 0) {
krh@41	1323	i++;
krh@41	1324	continue;
krh@41	1325	}
krh@41	1326	if (j < count2 && map2[j] == 0) {
krh@41	1327	j++;
krh@41	1328	continue;
krh@41	1329	}
krh@66	1330	p1 = (struct razor_property *) set1->properties.data + i;
krh@66	1331	p2 = (struct razor_property *) set2->properties.data + j;
krh@41	1332	if (i < count1 && j < count2)
danw@119	1333	cmp = strcmp(&pool1[p1->name], &pool2[p2->name]);
krh@41	1334	else if (i < count1)
krh@41	1335	cmp = -1;
krh@41	1336	else
krh@41	1337	cmp = 1;
krh@41	1338	if (cmp == 0)
danw@121	1339	cmp = p1->type - p2->type;
danw@121	1340	if (cmp == 0)
danw@109	1341	cmp = p1->relation - p2->relation;
danw@109	1342	if (cmp == 0)
krh@41	1343	cmp = versioncmp(&pool1[p1->version],
krh@41	1344	&pool2[p2->version]);
krh@41	1345	if (cmp < 0) {
krh@79	1346	map1[i++] = add_property(merger,
danw@119	1347	&pool1[p1->name],
danw@109	1348	p1->relation,
krh@69	1349	&pool1[p1->version],
danw@119	1350	p1->type);
krh@41	1351	} else if (cmp > 0) {
krh@79	1352	map2[j++] = add_property(merger,
danw@119	1353	&pool2[p2->name],
danw@109	1354	p2->relation,
krh@69	1355	&pool2[p2->version],
danw@119	1356	p2->type);
krh@41	1357	} else {
krh@79	1358	map1[i++] = map2[j++] = add_property(merger,
danw@119	1359	&pool1[p1->name],
danw@109	1360	p1->relation,
krh@69	1361	&pool1[p1->version],
danw@119	1362	p1->type);
krh@41	1363	}
krh@41	1364	}
krh@41	1365	}
krh@41	1366
danw@116	1367	static void
danw@117	1368	emit_properties(struct list_head properties, struct array source_pool,
danw@108	1369	uint32_t map, struct array pool)
krh@41	1370	{
danw@117	1371	uint32_t r;
danw@117	1372	struct list p, q;
krh@41	1373
krh@41	1374	r = pool->size / sizeof *q;
danw@116	1375	p = list_first(properties, source_pool);
danw@116	1376	while (p) {
krh@41	1377	q = array_add(pool, sizeof *q);
danw@117	1378	q->data = map[p->data];
danw@117	1379	q->flags = p->flags;
danw@116	1380	p = list_next(p);
krh@33	1381	}
krh@33	1382
danw@117	1383	list_set_ptr(properties, r);
krh@41	1384	}
danw@127	1385
danw@127	1386	static uint32_t
danw@127	1387	add_file(struct razor_merger merger, const char name)
danw@127	1388	{
danw@127	1389	struct razor_entry *e;
danw@127	1390
danw@127	1391	e = array_add(&merger->set->files, sizeof *e);
danw@127	1392	e->name = hashtable_tokenize(&merger->table, name);
danw@127	1393	e->flags = 0;
danw@127	1394	e->start = 0;
danw@127	1395
danw@127	1396	return e - (struct razor_entry *)merger->set->files.data;
danw@127	1397	}
danw@127	1398
danw@127	1399	static int
danw@127	1400	fix_file_map(uint32_t *map,
danw@127	1401	struct razor_entry *files,
danw@127	1402	struct razor_entry *top)
danw@127	1403	{
danw@127	1404	uint32_t e;
danw@127	1405	int found_file = 0;
danw@127	1406
danw@127	1407	e = top->start;
danw@127	1408	do {
danw@127	1409	if (files[e].start)
danw@127	1410	fix_file_map(map, files, &files[e]);
danw@127	1411	if (map[e])
danw@127	1412	found_file = 1;
danw@127	1413	} while (!(files[e++].flags & RAZOR_ENTRY_LAST));
danw@127	1414
danw@127	1415	if (found_file)
danw@127	1416	map[top - files] = 1;
danw@127	1417	return found_file;
danw@127	1418	}
danw@127	1419
danw@127	1420	struct merge_directory {
danw@127	1421	uint32_t merged, dir1, dir2;
danw@127	1422	};
danw@127	1423
danw@127	1424	static void
danw@127	1425	merge_one_directory(struct razor_merger merger, struct merge_directory md)
danw@127	1426	{
danw@127	1427	struct razor_entry root1, root2, mroot, e1, *e2;
danw@127	1428	struct razor_set set1, set2;
danw@127	1429	struct array merge_stack;
danw@127	1430	struct merge_directory child_md, end_md;
danw@127	1431	uint32_t map1, map2, start, last;
danw@127	1432	int cmp;
danw@127	1433	char pool1, pool2;
danw@127	1434
danw@127	1435	set1 = merger->source1.set;
danw@127	1436	set2 = merger->source2.set;
danw@127	1437	map1 = merger->source1.file_map;
danw@127	1438	map2 = merger->source2.file_map;
danw@127	1439	pool1 = set1->string_pool.data;
danw@127	1440	pool2 = set2->string_pool.data;
danw@127	1441	root1 = (struct razor_entry *) set1->files.data;
danw@127	1442	root2 = (struct razor_entry *) set2->files.data;
danw@127	1443
danw@127	1444	array_init(&merge_stack);
danw@127	1445
danw@127	1446	start = merger->set->files.size / sizeof (struct razor_entry);
danw@127	1447	last = 0;
danw@127	1448	e1 = md->dir1 ? root1 + md->dir1 : NULL;
danw@127	1449	e2 = md->dir2 ? root2 + md->dir2 : NULL;
danw@127	1450	while (e1 \|\| e2) {
danw@127	1451	if (!e2 && !map1[e1 - root1]) {
danw@127	1452	if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127	1453	e1 = NULL;
danw@127	1454	continue;
danw@127	1455	}
danw@127	1456	if (!e1 && !map2[e2 - root2]) {
danw@127	1457	if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127	1458	e2 = NULL;
danw@127	1459	continue;
danw@127	1460	}
danw@127	1461	if (e1 && !map1[e1 - root1] &&
danw@127	1462	e2 && !map1[e2 - root2]) {
danw@127	1463	if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127	1464	e1 = NULL;
danw@127	1465	if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127	1466	e2 = NULL;
danw@127	1467	continue;
danw@127	1468	}
danw@127	1469
danw@127	1470	if (!e1)
danw@127	1471	cmp = 1;
danw@127	1472	else if (!e2)
danw@127	1473	cmp = -1;
danw@127	1474	else {
danw@127	1475	cmp = strcmp (&pool1[e1->name],
danw@127	1476	&pool2[e2->name]);
danw@127	1477	}
danw@127	1478
danw@127	1479	if (cmp < 0) {
danw@127	1480	if (map1[e1 - root1]) {
danw@127	1481	map1[e1 - root1] = last =
danw@127	1482	add_file(merger, &pool1[e1->name]);
danw@127	1483	if (e1->start) {
danw@127	1484	child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127	1485	child_md->merged = last;
danw@127	1486	child_md->dir1 = e1->start;
danw@127	1487	child_md->dir2 = 0;
danw@127	1488	}
danw@127	1489	}
danw@127	1490	if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127	1491	e1 = NULL;
danw@127	1492	} else if (cmp > 0) {
danw@127	1493	if (map2[e2 - root2]) {
danw@127	1494	map2[e2 - root2] = last =
danw@127	1495	add_file(merger, &pool2[e2->name]);
danw@127	1496	if (e2->start) {
danw@127	1497	child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127	1498	child_md->merged = last;
danw@127	1499	child_md->dir1 = 0;
danw@127	1500	child_md->dir2 = e2->start;
danw@127	1501	}
danw@127	1502	}
danw@127	1503	if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127	1504	e2 = NULL;
danw@127	1505	} else {
danw@127	1506	map1[e1 - root1] = map2[e2- root2] = last =
danw@127	1507	add_file(merger, &pool1[e1->name]);
danw@127	1508	if (e1->start \|\| e2->start) {
danw@127	1509	child_md = array_add(&merge_stack, sizeof (struct merge_directory));
danw@127	1510	child_md->merged = last;
danw@127	1511	child_md->dir1 = e1->start;
danw@127	1512	child_md->dir2 = e2->start;
danw@127	1513	}
danw@127	1514	if ((e1++)->flags & RAZOR_ENTRY_LAST)
danw@127	1515	e1 = NULL;
danw@127	1516	if ((e2++)->flags & RAZOR_ENTRY_LAST)
danw@127	1517	e2 = NULL;
danw@127	1518	}
danw@127	1519	}
danw@127	1520
danw@127	1521	mroot = (struct razor_entry *)merger->set->files.data;
danw@127	1522	if (last) {
danw@127	1523	mroot[last].flags = RAZOR_ENTRY_LAST;
danw@127	1524	mroot[md->merged].start = start;
danw@127	1525	} else
danw@127	1526	mroot[md->merged].start = 0;
danw@127	1527
danw@127	1528	end_md = merge_stack.data + merge_stack.size;
danw@127	1529	for (child_md = merge_stack.data; child_md < end_md; child_md++)
danw@127	1530	merge_one_directory(merger, child_md);
danw@127	1531	array_release(&merge_stack);
danw@127	1532	}
danw@127	1533
danw@127	1534	static void
danw@127	1535	merge_files(struct razor_merger *merger)
danw@127	1536	{
danw@127	1537	struct razor_entry root1, root2;
danw@127	1538	struct merge_directory md;
danw@127	1539	uint32_t map1, map2;
danw@127	1540
danw@127	1541	map1 = merger->source1.file_map;
danw@127	1542	map2 = merger->source2.file_map;
danw@127	1543	root1 = (struct razor_entry *) merger->source1.set->files.data;
danw@127	1544	root2 = (struct razor_entry *) merger->source2.set->files.data;
danw@127	1545
danw@127	1546	/* FIXME. Blah */
danw@127	1547	fix_file_map(map1, root1, root1);
danw@127	1548	fix_file_map(map2, root2, root2);
danw@127	1549
danw@127	1550	md.merged = add_file(merger, "");
danw@127	1551	md.dir1 = root1->start;
danw@127	1552	md.dir2 = root2->start;
danw@127	1553	merge_one_directory(merger, &md);
danw@127	1554	}
danw@127	1555
danw@127	1556	static void
danw@127	1557	emit_files(struct list_head files, struct array source_pool,
danw@127	1558	uint32_t map, struct array pool)
danw@127	1559	{
danw@127	1560	uint32_t r;
danw@127	1561	struct list p, q;
danw@127	1562
danw@127	1563	r = pool->size / sizeof *q;
danw@127	1564	p = list_first(files, source_pool);
danw@127	1565	while (p) {
danw@127	1566	q = array_add(pool, sizeof *q);
danw@127	1567	q->data = map[p->data];
danw@127	1568	q->flags = p->flags;
danw@127	1569	p = list_next(p);
danw@127	1570	}
danw@127	1571
danw@127	1572	list_set_ptr(files, r);
danw@127	1573	}
danw@127	1574
krh@41	1575	/* Rebuild property->packages maps. We can't just remap these, as a
krh@41	1576	* property may have lost or gained a number of packages. Allocate an
krh@41	1577	* array per property and loop through the packages and add them to
krh@41	1578	* the arrays for their properties. */
krh@41	1579	static void
danw@127	1580	rebuild_property_package_lists(struct razor_set *set)
krh@41	1581	{
krh@66	1582	struct array pkgs, a;
krh@41	1583	struct razor_package pkg, pkg_end;
krh@41	1584	struct razor_property prop, prop_end;
danw@117	1585	struct list *r;
danw@117	1586	uint32_t *q;
krh@66	1587	int count;
krh@41	1588
krh@66	1589	count = set->properties.size / sizeof (struct razor_property);
krh@66	1590	pkgs = zalloc(count * sizeof *pkgs);
krh@41	1591	pkg_end = set->packages.data + set->packages.size;
krh@41	1592
krh@41	1593	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128	1594	r = list_first(&pkg->properties, &set->property_pool);
danw@116	1595	while (r) {
danw@117	1596	q = array_add(&pkgs[r->data], sizeof *q);
krh@41	1597	q = pkg - (struct razor_package ) set->packages.data;
danw@116	1598	r = list_next(r);
krh@41	1599	}
krh@33	1600	}
krh@33	1601
krh@66	1602	prop_end = set->properties.data + set->properties.size;
krh@66	1603	a = pkgs;
krh@66	1604	for (prop = set->properties.data; prop < prop_end; prop++, a++) {
danw@128	1605	list_set_array(&prop->packages, &set->package_pool, a, 0);
krh@41	1606	array_release(a);
krh@41	1607	}
krh@66	1608	free(pkgs);
krh@33	1609	}
krh@33	1610
danw@127	1611	static void
danw@127	1612	rebuild_file_package_lists(struct razor_set *set)
danw@127	1613	{
danw@127	1614	struct array pkgs, a;
danw@127	1615	struct razor_package pkg, pkg_end;
danw@127	1616	struct razor_entry entry, entry_end;
danw@127	1617	struct list *r;
danw@127	1618	uint32_t *q;
danw@127	1619	int count;
danw@127	1620
danw@127	1621	count = set->files.size / sizeof (struct razor_entry);
danw@127	1622	pkgs = zalloc(count * sizeof *pkgs);
danw@127	1623	pkg_end = set->packages.data + set->packages.size;
danw@127	1624
danw@127	1625	for (pkg = set->packages.data; pkg < pkg_end; pkg++) {
danw@128	1626	r = list_first(&pkg->files, &set->file_pool);
danw@127	1627	while (r) {
danw@127	1628	q = array_add(&pkgs[r->data], sizeof *q);
danw@127	1629	q = pkg - (struct razor_package ) set->packages.data;
danw@127	1630	r = list_next(r);
danw@127	1631	}
danw@127	1632	}
danw@127	1633
danw@127	1634	entry_end = set->files.data + set->files.size;
danw@127	1635	a = pkgs;
danw@127	1636	for (entry = set->files.data; entry < entry_end; entry++, a++) {
danw@128	1637	list_set_array(&entry->packages, &set->package_pool, a, 0);
danw@127	1638	array_release(a);
danw@127	1639	}
danw@127	1640	free(pkgs);
danw@127	1641	}
danw@127	1642
krh@79	1643	struct razor_set *
krh@79	1644	razor_merger_finish(struct razor_merger *merger)
krh@79	1645	{
krh@79	1646	struct razor_set *result;
krh@79	1647
krh@79	1648	result = merger->set;
krh@79	1649	hashtable_release(&merger->table);
krh@79	1650	free(merger);
krh@79	1651
krh@79	1652	return result;
krh@79	1653	}
krh@79	1654
krh@33	1655	/* Add packages from 'upstream' to 'set'. The packages to add are
krh@33	1656	* specified by the 'packages' array, which is a sorted list of
krh@33	1657	* package indexes. Returns a newly allocated package set. Does not
krh@41	1658	* enforce validity of the resulting package set.
krh@41	1659	*
krh@41	1660	* This looks more complicated than it is. An easy way to merge two
krh@41	1661	* package sets would be to just use a razor_importer, but that
krh@41	1662	* requires resorting, and is thus O(n log n). We can do this in a
krh@41	1663	* linear sweep, but it gets a little more complicated.
krh@41	1664	*/
krh@33	1665	struct razor_set *
krh@33	1666	razor_set_add(struct razor_set set, struct razor_set upstream,
krh@33	1667	struct array *packages)
krh@33	1668	{
krh@79	1669	struct razor_merger *merger;
krh@41	1670	struct razor_package p, pend;
krh@33	1671
krh@79	1672	merger = razor_merger_create(set, upstream);
krh@33	1673
krh@79	1674	merge_packages(merger, packages);
krh@41	1675
krh@41	1676	/* As we built the package list, we filled out a bitvector of
krh@41	1677	* the properties that are referenced by the packages in the
krh@41	1678	* new set. Now we do a parallel loop through the properties
krh@41	1679	* and emit those marked in the bit vector to the new set. In
krh@41	1680	* the process, we update the bit vector to actually map from
krh@41	1681	* indices in the old property list to indices in the new
krh@41	1682	* property list for both sets. */
krh@41	1683
krh@79	1684	merge_properties(merger);
danw@127	1685	merge_files(merger);
krh@41	1686
krh@41	1687	/* Now we loop through the packages again and emit the
krh@41	1688	* property lists, remapped to point to the new properties. */
krh@41	1689
krh@79	1690	pend = merger->set->packages.data + merger->set->packages.size;
krh@79	1691	for (p = merger->set->packages.data; p < pend; p++) {
krh@41	1692	struct source *src;
krh@41	1693
danw@120	1694	if (p->flags & UPSTREAM_SOURCE)
krh@79	1695	src = &merger->source2;
krh@41	1696	else
krh@79	1697	src = &merger->source1;
krh@41	1698
danw@116	1699	emit_properties(&p->properties,
danw@116	1700	&src->set->property_pool,
danw@116	1701	src->property_map,
danw@116	1702	&merger->set->property_pool);
danw@127	1703	emit_files(&p->files,
danw@127	1704	&src->set->file_pool,
danw@127	1705	src->file_map,
danw@127	1706	&merger->set->file_pool);
danw@120	1707	p->flags &= ~UPSTREAM_SOURCE;
krh@33	1708	}
krh@33	1709
danw@127	1710	rebuild_property_package_lists(merger->set);
danw@127	1711	rebuild_file_package_lists(merger->set);
krh@41	1712
krh@79	1713	return razor_merger_finish(merger);
krh@33	1714	}
krh@33	1715
krh@37	1716	void
krh@37	1717	razor_set_satisfy(struct razor_set set, struct array unsatisfied,
krh@37	1718	struct razor_set upstream, struct array list)
krh@37	1719	{
krh@37	1720	struct razor_property requires, r;
krh@37	1721	struct razor_property p, pend;
danw@116	1722	uint32_t u, end, *pkg;
danw@116	1723	struct array *package_pool;
krh@37	1724	char pool, upool;
krh@37	1725
krh@37	1726	end = unsatisfied->data + unsatisfied->size;
krh@66	1727	requires = set->properties.data;
krh@37	1728	pool = set->string_pool.data;
krh@37	1729
krh@66	1730	p = upstream->properties.data;
krh@66	1731	pend = upstream->properties.data + upstream->properties.size;
krh@37	1732	upool = upstream->string_pool.data;
danw@116	1733	package_pool = &upstream->package_pool;
krh@37	1734
krh@37	1735	for (u = unsatisfied->data; u < end; u++) {
krh@37	1736	r = requires + *u;
krh@37	1737
krh@66	1738	while (p < pend &&
danw@122	1739	p->type != RAZOR_PROPERTY_PROVIDES &&
danw@122	1740	strcmp(&pool[r->name], &upool[p->name]) > 0)
krh@37	1741	p++;
krh@37	1742	/* If there is more than one version of a provides,
krh@37	1743	* seek to the end for the highest version. */
danw@119	1744	while (p + 1 < pend && p->name == (p + 1)->name && p->type == (p + 1)->type)
krh@37	1745	p++;
krh@37	1746
krh@37	1747	if (p == pend \|\|
danw@119	1748	strcmp(&pool[r->name], &upool[p->name]) != 0 \|\|
krh@37	1749	versioncmp(&pool[r->version], &upool[p->version]) > 0) {
krh@37	1750	/* Do we need to track unsatisfiable requires
krh@37	1751	* as we go, or should we just do a
krh@37	1752	* razor_set_validate() at the end? */
krh@37	1753	} else {
krh@37	1754	pkg = array_add(list, sizeof *pkg);
krh@37	1755	/* We just pull in the first package that provides */
danw@117	1756	*pkg = list_first(&p->packages, package_pool)->data;
krh@37	1757	}
krh@37	1758	}
krh@37	1759	}
krh@37	1760
krh@38	1761	static void
krh@38	1762	find_packages(struct razor_set *set,
krh@105	1763	int count, const char *package_names, struct array list)
krh@38	1764	{
krh@105	1765	struct razor_package_iterator *pi;
krh@105	1766	struct razor_package p, packages;
krh@105	1767	const char name, version;
danw@108	1768	uint32_t *r;
krh@38	1769	int i;
krh@38	1770
krh@105	1771	packages = (struct razor_package *) set->packages.data;
krh@105	1772	pi = razor_package_iterator_create(set);
krh@105	1773
krh@105	1774	while (razor_package_iterator_next(pi, &p, &name, &version)) {
krh@105	1775	for (i = 0; i < count; i++) {
krh@105	1776	if (strcmp(name, package_names[i]) == 0) {
krh@105	1777	r = array_add(list, sizeof *r);
krh@105	1778	*r = p - packages;
krh@105	1779	break;
krh@105	1780	}
krh@105	1781	}
krh@38	1782	}
krh@105	1783
krh@105	1784	razor_package_iterator_destroy(pi);
krh@38	1785	}
krh@38	1786
krh@38	1787	static void
krh@38	1788	find_all_packages(struct razor_set *set,
krh@38	1789	struct razor_set upstream, struct array list)
krh@38	1790	{
krh@38	1791	struct razor_package p, u, pend, uend;
danw@108	1792	uint32_t *r;
krh@38	1793	char pool, upool;
krh@38	1794
krh@38	1795	pend = set->packages.data + set->packages.size;
krh@38	1796	pool = set->string_pool.data;
krh@38	1797	u = upstream->packages.data;
krh@38	1798	uend = upstream->packages.data + upstream->packages.size;
krh@38	1799	upool = upstream->string_pool.data;
krh@38	1800
krh@38	1801	for (p = set->packages.data; p < pend; p++) {
krh@38	1802	while (u < uend && strcmp(&pool[p->name], &upool[u->name]) > 0)
krh@38	1803	u++;
krh@38	1804	if (strcmp(&pool[p->name], &upool[u->name]) == 0) {
krh@38	1805	r = array_add(list, sizeof *r);
krh@38	1806	r = u - (struct razor_package ) upstream->packages.data;
krh@38	1807	}
krh@38	1808	}
krh@38	1809	}
krh@38	1810
krh@33	1811	struct razor_set *
krh@33	1812	razor_set_update(struct razor_set set, struct razor_set upstream,
krh@33	1813	int count, const char **packages)
krh@33	1814	{
krh@37	1815	struct razor_set *new;
krh@37	1816	struct array list, unsatisfied;
krh@33	1817
krh@33	1818	array_init(&list);
krh@38	1819	if (count > 0)
krh@38	1820	find_packages(upstream, count, packages, &list);
krh@38	1821	else
krh@38	1822	find_all_packages(set, upstream, &list);
krh@33	1823
krh@37	1824	while (list.size > 0) {
krh@37	1825	new = razor_set_add(set, upstream, &list);
krh@37	1826	array_release(&list);
krh@37	1827	razor_set_destroy(set);
krh@37	1828	set = new;
krh@37	1829
krh@37	1830	array_init(&unsatisfied);
krh@37	1831	razor_set_validate(new, &unsatisfied);
krh@37	1832	array_init(&list);
krh@37	1833	razor_set_satisfy(new, &unsatisfied, upstream, &list);
krh@37	1834	array_release(&unsatisfied);
krh@37	1835	}
krh@37	1836
krh@37	1837	array_release(&list);
krh@37	1838
krh@37	1839	return set;
krh@33	1840	}
krh@33	1841
krh@44	1842	/* The diff order matters. We should sort the packages so that a
krh@44	1843	* REMOVE of a package comes before the INSTALL, and so that all
krh@44	1844	* requires for a package have been installed before the package.
krh@44	1845	**/
krh@44	1846
krh@44	1847	void
krh@44	1848	razor_set_diff(struct razor_set set, struct razor_set upstream,
krh@44	1849	razor_package_callback_t callback, void *data)
krh@44	1850	{
krh@103	1851	struct razor_package_iterator pi1, pi2;
krh@103	1852	struct razor_package p1, p2;
krh@103	1853	const char name1, name2, version1, version2;
krh@106	1854	int res;
krh@44	1855
krh@103	1856	pi1 = razor_package_iterator_create(set);
krh@103	1857	pi2 = razor_package_iterator_create(upstream);
krh@44	1858
krh@103	1859	razor_package_iterator_next(pi1, &p1, &name1, &version1);
krh@103	1860	razor_package_iterator_next(pi2, &p2, &name2, &version2);
krh@44	1861
krh@103	1862	while (p1 \|\| p2) {
krh@103	1863	if (p1 && p2) {
krh@103	1864	res = strcmp(name1, name2);
krh@44	1865	if (res == 0)
krh@103	1866	res = versioncmp(version1, version2);
krh@106	1867	} else {
krh@106	1868	res = 0;
krh@44	1869	}
krh@44	1870
krh@103	1871	if (p2 == NULL \|\| res < 0)
krh@103	1872	callback(name1, version1, NULL, data);
krh@103	1873	else if (p1 == NULL \|\| res > 0)
krh@103	1874	callback(name2, NULL, version2, data);
krh@103	1875
krh@103	1876	if (p1 != NULL && res <= 0)
krh@103	1877	razor_package_iterator_next(pi1, &p1,
krh@103	1878	&name1, &version1);
krh@103	1879	if (p2 != NULL && res >= 0)
krh@103	1880	razor_package_iterator_next(pi2, &p2,
krh@103	1881	&name2, &version2);
krh@44	1882	}
krh@103	1883
krh@103	1884	razor_package_iterator_destroy(pi1);
krh@103	1885	razor_package_iterator_destroy(pi2);
krh@44	1886	}

author	Dan Winship <danw@gnome.org>
	Wed Feb 20 16:54:03 2008 -0500 (2008-02-20)
changeset 128	18350b26395b
parent 127	4a12eceb0858
child 129	d221757574c1
permissions	-rw-r--r--