1 files changed, 177 insertions, 99 deletions

diff --git a/lib/libalpm/be_local.c b/lib/libalpm/be_local.c
index 56cf38bb..ee805b9e 100644
--- a/lib/libalpm/be_local.c
+++ b/lib/libalpm/be_local.c
@@ -1,7 +1,7 @@
 /*
  *  be_local.c : backend for the local database
  *
- *  Copyright (c) 2006-2011 Pacman Development Team <pacman-dev@archlinux.org>
+ *  Copyright (c) 2006-2012 Pacman Development Team <pacman-dev@archlinux.org>
  *  Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
  *
  *  This program is free software; you can redistribute it and/or modify
@@ -18,8 +18,6 @@
  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "config.h"
-
 #include <unistd.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -28,7 +26,6 @@
 #include <stdint.h> /* intmax_t */
 #include <sys/stat.h>
 #include <dirent.h>
-#include <time.h>
 #include <limits.h> /* PATH_MAX */
 
 /* libalpm */
@@ -69,13 +66,13 @@ static const char *_cache_get_url(alpm_pkg_t *pkg)
 	return pkg->url;
 }
 
-static time_t _cache_get_builddate(alpm_pkg_t *pkg)
+static alpm_time_t _cache_get_builddate(alpm_pkg_t *pkg)
 {
 	LAZY_LOAD(INFRQ_DESC, 0);
 	return pkg->builddate;
 }
 
-static time_t _cache_get_installdate(alpm_pkg_t *pkg)
+static alpm_time_t _cache_get_installdate(alpm_pkg_t *pkg)
 {
 	LAZY_LOAD(INFRQ_DESC, 0);
 	return pkg->installdate;
@@ -105,6 +102,12 @@ static alpm_pkgreason_t _cache_get_reason(alpm_pkg_t *pkg)
 	return pkg->reason;
 }
 
+static alpm_pkgvalidation_t _cache_get_validation(alpm_pkg_t *pkg)
+{
+	LAZY_LOAD(INFRQ_DESC, -1);
+	return pkg->validation;
+}
+
 static alpm_list_t *_cache_get_licenses(alpm_pkg_t *pkg)
 {
 	LAZY_LOAD(INFRQ_DESC, NULL);
@@ -226,6 +229,7 @@ static struct pkg_operations local_pkg_ops = {
 	.get_arch        = _cache_get_arch,
 	.get_isize       = _cache_get_isize,
 	.get_reason      = _cache_get_reason,
+	.get_validation  = _cache_get_validation,
 	.has_scriptlet   = _cache_has_scriptlet,
 	.get_licenses    = _cache_get_licenses,
 	.get_groups      = _cache_get_groups,
@@ -401,12 +405,11 @@ static int local_db_populate(alpm_db_t *db)
 		rewinddir(dbdir);
 	}
 	if(est_count >= 2) {
-		/* subtract the two extra pointers to get # of children */
+		/* subtract the '.' and '..' pointers to get # of children */
 		est_count -= 2;
 	}
 
-	/* initialize hash at 50% full */
-	db->pkgcache = _alpm_pkghash_create(est_count * 2);
+	db->pkgcache = _alpm_pkghash_create(est_count);
 	if(db->pkgcache == NULL){
 		closedir(dbdir);
 		RET_ERR(db->handle, ALPM_ERR_MEMORY, -1);
@@ -445,7 +448,7 @@ static int local_db_populate(alpm_db_t *db)
 			continue;
 		}
 
-		pkg->origin = PKG_FROM_LOCALDB;
+		pkg->origin = ALPM_PKG_FROM_LOCALDB;
 		pkg->origin_data.db = db;
 		pkg->ops = &local_pkg_ops;
 		pkg->handle = db->handle;
@@ -475,7 +478,8 @@ static int local_db_populate(alpm_db_t *db)
 }
 
 /* Note: the return value must be freed by the caller */
-char *_alpm_local_db_pkgpath(alpm_db_t *db, alpm_pkg_t *info, const char *filename)
+char *_alpm_local_db_pkgpath(alpm_db_t *db, alpm_pkg_t *info,
+		const char *filename)
 {
 	size_t len;
 	char *pkgpath;
@@ -492,7 +496,7 @@ char *_alpm_local_db_pkgpath(alpm_db_t *db, alpm_pkg_t *info, const char *filena
 
 #define READ_NEXT() do { \
 	if(fgets(line, sizeof(line), fp) == NULL && !feof(fp)) goto error; \
-	_alpm_strip_newline(line); \
+	_alpm_strip_newline(line, 0); \
 } while(0)
 
 #define READ_AND_STORE(f) do { \
@@ -505,7 +509,7 @@ char *_alpm_local_db_pkgpath(alpm_db_t *db, alpm_pkg_t *info, const char *filena
 	if(fgets(line, sizeof(line), fp) == NULL) {\
 		if(!feof(fp)) goto error; else break; \
 	} \
-	if(_alpm_strip_newline(line) == 0) break; \
+	if(_alpm_strip_newline(line, 0) == 0) break; \
 	STRDUP(linedup, line, goto error); \
 	f = alpm_list_add(f, linedup); \
 } while(1) /* note the while(1) and not (0) */
@@ -514,7 +518,7 @@ char *_alpm_local_db_pkgpath(alpm_db_t *db, alpm_pkg_t *info, const char *filena
 	if(fgets(line, sizeof(line), fp) == NULL) {\
 		if(!feof(fp)) goto error; else break; \
 	} \
-	if(_alpm_strip_newline(line) == 0) break; \
+	if(_alpm_strip_newline(line, 0) == 0) break; \
 	f = alpm_list_add(f, _alpm_splitdep(line)); \
 } while(1) /* note the while(1) and not (0) */
 
@@ -522,7 +526,6 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 {
 	FILE *fp = NULL;
 	char line[1024];
-	char *pkgpath;
 	alpm_db_t *db = info->origin_data.db;
 
 	/* bitmask logic here:
@@ -541,18 +544,10 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 		return -1;
 	}
 
-	_alpm_log(db->handle, ALPM_LOG_FUNCTION, "loading package data for %s : level=0x%x\n",
+	_alpm_log(db->handle, ALPM_LOG_FUNCTION,
+			"loading package data for %s : level=0x%x\n",
 			info->name, inforeq);
 
-	pkgpath = _alpm_local_db_pkgpath(db, info, NULL);
-	if(!pkgpath || access(pkgpath, F_OK)) {
-		/* directory doesn't exist or can't be opened */
-		_alpm_log(db->handle, ALPM_LOG_DEBUG, "cannot find '%s-%s' in db '%s'\n",
-				info->name, info->version, db->treename);
-		goto error;
-	}
-	free(pkgpath);
-
 	/* clear out 'line', to be certain - and to make valgrind happy */
 	memset(line, 0, sizeof(line));
 
@@ -569,7 +564,7 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 			if(fgets(line, sizeof(line), fp) == NULL && !feof(fp)) {
 				goto error;
 			}
-			if(_alpm_strip_newline(line) == 0) {
+			if(_alpm_strip_newline(line, 0) == 0) {
 				/* length of stripped line was zero */
 				continue;
 			}
@@ -606,6 +601,26 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 			} else if(strcmp(line, "%REASON%") == 0) {
 				READ_NEXT();
 				info->reason = (alpm_pkgreason_t)atoi(line);
+			} else if(strcmp(line, "%VALIDATION%") == 0) {
+				alpm_list_t *i, *v = NULL;
+				READ_AND_STORE_ALL(v);
+				for(i = v; i; i = alpm_list_next(i))
+				{
+					if(strcmp(i->data, "none") == 0) {
+						info->validation |= ALPM_PKG_VALIDATION_NONE;
+					} else if(strcmp(i->data, "md5") == 0) {
+						info->validation |= ALPM_PKG_VALIDATION_MD5SUM;
+					} else if(strcmp(i->data, "sha256") == 0) {
+						info->validation |= ALPM_PKG_VALIDATION_SHA256SUM;
+					} else if(strcmp(i->data, "pgp") == 0) {
+						info->validation |= ALPM_PKG_VALIDATION_SIGNATURE;
+					} else {
+						_alpm_log(db->handle, ALPM_LOG_WARNING,
+								_("unknown validation type for package %s: %s\n"),
+								info->name, (const char *)i->data);
+					}
+				}
+				FREELIST(v);
 			} else if(strcmp(line, "%SIZE%") == 0) {
 				READ_NEXT();
 				info->isize = _alpm_strtoofft(line);
@@ -614,7 +629,7 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 			} else if(strcmp(line, "%DEPENDS%") == 0) {
 				READ_AND_SPLITDEP(info->depends);
 			} else if(strcmp(line, "%OPTDEPENDS%") == 0) {
-				READ_AND_STORE_ALL(info->optdepends);
+				READ_AND_SPLITDEP(info->optdepends);
 			} else if(strcmp(line, "%CONFLICTS%") == 0) {
 				READ_AND_SPLITDEP(info->conflicts);
 			} else if(strcmp(line, "%PROVIDES%") == 0) {
@@ -636,12 +651,13 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 		}
 		free(path);
 		while(fgets(line, sizeof(line), fp)) {
-			_alpm_strip_newline(line);
+			_alpm_strip_newline(line, 0);
 			if(strcmp(line, "%FILES%") == 0) {
-				size_t files_count = 0, files_size = 0;
+				size_t files_count = 0, files_size = 0, len;
 				alpm_file_t *files = NULL;
 
-				while(fgets(line, sizeof(line), fp) && _alpm_strip_newline(line)) {
+				while(fgets(line, sizeof(line), fp) &&
+						(len = _alpm_strip_newline(line, 0))) {
 					if(files_count >= files_size) {
 						size_t old_size = files_size;
 						if(files_size == 0) {
@@ -651,7 +667,7 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 						}
 						files = realloc(files, sizeof(alpm_file_t) * files_size);
 						if(!files) {
-							ALLOC_FAIL(sizeof(alpm_file_t) * files_size);
+							_alpm_alloc_fail(sizeof(alpm_file_t) * files_size);
 							goto error;
 						}
 						/* ensure all new memory is zeroed out, in both the initial
@@ -659,8 +675,15 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 						memset(files + old_size, 0,
 								sizeof(alpm_file_t) * (files_size - old_size));
 					}
-					STRDUP(files[files_count].name, line, goto error);
-					/* TODO: lstat file, get mode/size */
+					/* since we know the length of the file string already,
+					 * we can do malloc + memcpy rather than strdup */
+					len += 1;
+					files[files_count].name = malloc(len);
+					if(files[files_count].name == NULL) {
+						_alpm_alloc_fail(len);
+						goto error;
+					}
+					memcpy(files[files_count].name, line, len);
 					files_count++;
 				}
 				/* attempt to hand back any memory we don't need */
@@ -668,7 +691,7 @@ static int local_db_read(alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 				info->files.count = files_count;
 				info->files.files = files;
 			} else if(strcmp(line, "%BACKUP%") == 0) {
-				while(fgets(line, sizeof(line), fp) && _alpm_strip_newline(line)) {
+				while(fgets(line, sizeof(line), fp) && _alpm_strip_newline(line, 0)) {
 					alpm_backup_t *backup;
 					CALLOC(backup, 1, sizeof(alpm_backup_t), goto error);
 					if(_alpm_split_backup(line, &backup)) {
@@ -727,6 +750,23 @@ int _alpm_local_db_prepare(alpm_db_t *db, alpm_pkg_t *info)
 	return retval;
 }
 
+static void write_deps(FILE *fp, const char *header, alpm_list_t *deplist)
+{
+	alpm_list_t *lp;
+	if(!deplist) {
+		return;
+	}
+	fputs(header, fp);
+	fputc('\n', fp);
+	for(lp = deplist; lp; lp = lp->next) {
+		char *depstring = alpm_dep_compute_string(lp->data);
+		fputs(depstring, fp);
+		fputc('\n', fp);
+		free(depstring);
+	}
+	fputc('\n', fp);
+}
+
 int _alpm_local_db_write(alpm_db_t *db, alpm_pkg_t *info, alpm_dbinfrq_t inforeq)
 {
 	FILE *fp = NULL;
@@ -744,7 +784,8 @@ int _alpm_local_db_write(alpm_db_t *db, alpm_pkg_t *info, alpm_dbinfrq_t inforeq
 	/* DESC */
 	if(inforeq & INFRQ_DESC) {
 		char *path;
-		_alpm_log(db->handle, ALPM_LOG_DEBUG, "writing %s-%s DESC information back to db\n",
+		_alpm_log(db->handle, ALPM_LOG_DEBUG,
+				"writing %s-%s DESC information back to db\n",
 				info->name, info->version);
 		path = _alpm_local_db_pkgpath(db, info, "desc");
 		if(!path || (fp = fopen(path, "w")) == NULL) {
@@ -761,44 +802,21 @@ int _alpm_local_db_write(alpm_db_t *db, alpm_pkg_t *info, alpm_dbinfrq_t inforeq
 			fprintf(fp, "%%DESC%%\n"
 							"%s\n\n", info->desc);
 		}
-		if(info->groups) {
-			fputs("%GROUPS%\n", fp);
-			for(lp = info->groups; lp; lp = lp->next) {
-				fprintf(fp, "%s\n", (char *)lp->data);
-			}
-			fprintf(fp, "\n");
-		}
-		if(info->replaces) {
-			fputs("%REPLACES%\n", fp);
-			for(lp = info->replaces; lp; lp = lp->next) {
-				char *depstring = alpm_dep_compute_string(lp->data);
-				fprintf(fp, "%s\n", depstring);
-				free(depstring);
-			}
-			fprintf(fp, "\n");
-		}
 		if(info->url) {
 			fprintf(fp, "%%URL%%\n"
 							"%s\n\n", info->url);
 		}
-		if(info->licenses) {
-			fputs("%LICENSE%\n", fp);
-			for(lp = info->licenses; lp; lp = lp->next) {
-				fprintf(fp, "%s\n", (char *)lp->data);
-			}
-			fprintf(fp, "\n");
-		}
 		if(info->arch) {
 			fprintf(fp, "%%ARCH%%\n"
 							"%s\n\n", info->arch);
 		}
 		if(info->builddate) {
 			fprintf(fp, "%%BUILDDATE%%\n"
-							"%ld\n\n", info->builddate);
+							"%jd\n\n", (intmax_t)info->builddate);
 		}
 		if(info->installdate) {
 			fprintf(fp, "%%INSTALLDATE%%\n"
-							"%ld\n\n", info->installdate);
+							"%jd\n\n", (intmax_t)info->installdate);
 		}
 		if(info->packager) {
 			fprintf(fp, "%%PACKAGER%%\n"
@@ -813,41 +831,45 @@ int _alpm_local_db_write(alpm_db_t *db, alpm_pkg_t *info, alpm_dbinfrq_t inforeq
 			fprintf(fp, "%%REASON%%\n"
 							"%u\n\n", info->reason);
 		}
-		if(info->depends) {
-			fputs("%DEPENDS%\n", fp);
-			for(lp = info->depends; lp; lp = lp->next) {
-				char *depstring = alpm_dep_compute_string(lp->data);
-				fprintf(fp, "%s\n", depstring);
-				free(depstring);
+		if(info->groups) {
+			fputs("%GROUPS%\n", fp);
+			for(lp = info->groups; lp; lp = lp->next) {
+				fputs(lp->data, fp);
+				fputc('\n', fp);
+			}
+			fputc('\n', fp);
+		}
+		if(info->licenses) {
+			fputs("%LICENSE%\n", fp);
+			for(lp = info->licenses; lp; lp = lp->next) {
+				fputs(lp->data, fp);
+				fputc('\n', fp);
 			}
-			fprintf(fp, "\n");
+			fputc('\n', fp);
 		}
-		if(info->optdepends) {
-			fputs("%OPTDEPENDS%\n", fp);
-			for(lp = info->optdepends; lp; lp = lp->next) {
-				fprintf(fp, "%s\n", (char *)lp->data);
+		if(info->validation) {
+			fputs("%VALIDATION%\n", fp);
+			if(info->validation & ALPM_PKG_VALIDATION_NONE) {
+				fputs("none\n", fp);
+			}
+			if(info->validation & ALPM_PKG_VALIDATION_MD5SUM) {
+				fputs("md5\n", fp);
 			}
-			fprintf(fp, "\n");
-		}
-		if(info->conflicts) {
-			fputs("%CONFLICTS%\n", fp);
-			for(lp = info->conflicts; lp; lp = lp->next) {
-				char *depstring = alpm_dep_compute_string(lp->data);
-				fprintf(fp, "%s\n", depstring);
-				free(depstring);
+			if(info->validation & ALPM_PKG_VALIDATION_SHA256SUM) {
+				fputs("sha256\n", fp);
 			}
-			fprintf(fp, "\n");
-		}
-		if(info->provides) {
-			fputs("%PROVIDES%\n", fp);
-			for(lp = info->provides; lp; lp = lp->next) {
-				char *depstring = alpm_dep_compute_string(lp->data);
-				fprintf(fp, "%s\n", depstring);
-				free(depstring);
+			if(info->validation & ALPM_PKG_VALIDATION_SIGNATURE) {
+				fputs("pgp\n", fp);
 			}
-			fprintf(fp, "\n");
+			fputc('\n', fp);
 		}
 
+		write_deps(fp, "%REPLACES%", info->replaces);
+		write_deps(fp, "%DEPENDS%", info->depends);
+		write_deps(fp, "%OPTDEPENDS%", info->optdepends);
+		write_deps(fp, "%CONFLICTS%", info->conflicts);
+		write_deps(fp, "%PROVIDES%", info->provides);
+
 		fclose(fp);
 		fp = NULL;
 	}
@@ -855,7 +877,8 @@ int _alpm_local_db_write(alpm_db_t *db, alpm_pkg_t *info, alpm_dbinfrq_t inforeq
 	/* FILES */
 	if(inforeq & INFRQ_FILES) {
 		char *path;
-		_alpm_log(db->handle, ALPM_LOG_DEBUG, "writing %s-%s FILES information back to db\n",
+		_alpm_log(db->handle, ALPM_LOG_DEBUG,
+				"writing %s-%s FILES information back to db\n",
 				info->name, info->version);
 		path = _alpm_local_db_pkgpath(db, info, "files");
 		if(!path || (fp = fopen(path, "w")) == NULL) {
@@ -868,20 +891,21 @@ int _alpm_local_db_write(alpm_db_t *db, alpm_pkg_t *info, alpm_dbinfrq_t inforeq
 		free(path);
 		if(info->files.count) {
 			size_t i;
-			fprintf(fp, "%%FILES%%\n");
+			fputs("%FILES%\n", fp);
 			for(i = 0; i < info->files.count; i++) {
 				const alpm_file_t *file = info->files.files + i;
-				fprintf(fp, "%s\n", file->name);
+				fputs(file->name, fp);
+				fputc('\n', fp);
 			}
-			fprintf(fp, "\n");
+			fputc('\n', fp);
 		}
 		if(info->backup) {
-			fprintf(fp, "%%BACKUP%%\n");
+			fputs("%BACKUP%\n", fp);
 			for(lp = info->backup; lp; lp = lp->next) {
 				const alpm_backup_t *backup = lp->data;
 				fprintf(fp, "%s\t%s\n", backup->name, backup->hash);
 			}
-			fprintf(fp, "\n");
+			fputc('\n', fp);
 		}
 		fclose(fp);
 		fp = NULL;
@@ -903,17 +927,71 @@ cleanup:
 int _alpm_local_db_remove(alpm_db_t *db, alpm_pkg_t *info)
 {
 	int ret = 0;
-	char *pkgpath = _alpm_local_db_pkgpath(db, info, NULL);
+	DIR *dirp;
+	struct dirent *dp;
+	char *pkgpath;
+	size_t pkgpath_len;
 
-	/* TODO explicit file removes and then an rmdir? */
-	ret = _alpm_rmrf(pkgpath);
-	free(pkgpath);
-	if(ret != 0) {
+	pkgpath = _alpm_local_db_pkgpath(db, info, NULL);
+	if(!pkgpath) {
+		return -1;
+	}
+	pkgpath_len = strlen(pkgpath);
+
+	dirp = opendir(pkgpath);
+	if(!dirp) {
+		return -1;
+	}
+	/* go through the local DB entry, removing the files within, which we know
+	 * are not nested directories of any kind. */
+	for(dp = readdir(dirp); dp != NULL; dp = readdir(dirp)) {
+		if(strcmp(dp->d_name, "..") != 0 && strcmp(dp->d_name, ".") != 0) {
+			char name[PATH_MAX];
+			if(pkgpath_len + strlen(dp->d_name) + 2 > PATH_MAX) {
+				/* file path is too long to remove, hmm. */
+				ret = -1;
+			} else {
+				sprintf(name, "%s/%s", pkgpath, dp->d_name);
+				if(unlink(name)) {
+					ret = -1;
+				}
+			}
+		}
+	}
+	closedir(dirp);
+
+	/* after removing all enclosed files, we can remove the directory itself. */
+	if(rmdir(pkgpath)) {
 		ret = -1;
 	}
+	free(pkgpath);
 	return ret;
 }
 
+int SYMEXPORT alpm_pkg_set_reason(alpm_pkg_t *pkg, alpm_pkgreason_t reason)
+{
+	ASSERT(pkg != NULL, return -1);
+	ASSERT(pkg->origin == ALPM_PKG_FROM_LOCALDB,
+			RET_ERR(pkg->handle, ALPM_ERR_WRONG_ARGS, -1));
+	ASSERT(pkg->origin_data.db == pkg->handle->db_local,
+			RET_ERR(pkg->handle, ALPM_ERR_WRONG_ARGS, -1));
+
+	_alpm_log(pkg->handle, ALPM_LOG_DEBUG,
+			"setting install reason %u for %s\n", reason, pkg->name);
+	if(alpm_pkg_get_reason(pkg) == reason) {
+		/* we are done */
+		return 0;
+	}
+	/* set reason (in pkgcache) */
+	pkg->reason = reason;
+	/* write DESC */
+	if(_alpm_local_db_write(pkg->handle->db_local, pkg, INFRQ_DESC)) {
+		RET_ERR(pkg->handle, ALPM_ERR_DB_WRITE, -1);
+	}
+
+	return 0;
+}
+
 struct db_operations local_db_ops = {
 	.validate         = local_db_validate,
 	.populate         = local_db_populate,