diff options
Diffstat (limited to 'src/context.c')
| -rw-r--r-- | src/context.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/context.c b/src/context.c index f7b745c..6f953b0 100644 --- a/src/context.c +++ b/src/context.c @@ -7,6 +7,9 @@ * SPDX-License-Identifier: GPL-2.0-only */ +#include <errno.h> +#include <unistd.h> +#include <sys/stat.h> #include "apk_context.h" void apk_ctx_init(struct apk_ctx *ac) @@ -22,6 +25,54 @@ void apk_ctx_init(struct apk_ctx *ac) void apk_ctx_free(struct apk_ctx *ac) { + apk_id_cache_free(&ac->id_cache); + adb_trust_free(&ac->trust); apk_string_array_free(&ac->repository_list); apk_string_array_free(&ac->private_keys); } + +int apk_ctx_prepare(struct apk_ctx *ac) +{ + if (ac->flags & APK_SIMULATE && + ac->open_flags & (APK_OPENF_CREATE | APK_OPENF_WRITE)) { + ac->open_flags &= ~(APK_OPENF_CREATE | APK_OPENF_WRITE); + ac->open_flags |= APK_OPENF_READ; + } + if (!ac->cache_dir) ac->cache_dir = "etc/apk/cache"; + if (!ac->keys_dir) ac->keys_dir = "etc/apk/keys"; + if (!ac->root) ac->root = "/"; + if (!ac->cache_max_age) ac->cache_max_age = 4*60*60; /* 4 hours default */ + + ac->root_fd = openat(AT_FDCWD, ac->root, O_RDONLY | O_CLOEXEC); + if (ac->root_fd < 0 && (ac->open_flags & APK_OPENF_CREATE)) { + mkdirat(AT_FDCWD, ac->root, 0755); + ac->root_fd = openat(AT_FDCWD, ac->root, O_RDONLY | O_CLOEXEC); + } + if (ac->root_fd < 0) { + apk_err(&ac->out, "Unable to open root: %s", apk_error_str(errno)); + return -errno; + } + return 0; +} + +int apk_ctx_fd_keys(struct apk_ctx *ac) +{ + if (ac->keys_fd <= 0) ac->keys_fd = openat(ac->root_fd, ac->keys_dir, O_RDONLY | O_CLOEXEC); + return ac->keys_fd; +} + +struct adb_trust *apk_ctx_get_trust(struct apk_ctx *ac) +{ + if (!ac->trust.mdctx) { + int r = adb_trust_init(&ac->trust, dup(apk_ctx_fd_keys(ac)), ac->private_keys); + if (r) return ERR_PTR(r); + } + return &ac->trust; +} + +struct apk_id_cache *apk_ctx_get_id_cache(struct apk_ctx *ac) +{ + if (!ac->id_cache.root_fd) + apk_id_cache_init(&ac->id_cache, apk_ctx_fd_root(ac)); + return &ac->id_cache; +} |