diff options
Diffstat (limited to 'sal/android/lo-bootstrap.c')
| -rw-r--r-- | sal/android/lo-bootstrap.c | 102 |
1 files changed, 91 insertions, 11 deletions
diff --git a/sal/android/lo-bootstrap.c b/sal/android/lo-bootstrap.c index b29fb7d044b9..f1f2155a5134 100644 --- a/sal/android/lo-bootstrap.c +++ b/sal/android/lo-bootstrap.c @@ -41,6 +41,7 @@ #include <dlfcn.h> #include <sys/mman.h> +#include <zlib.h> #include <jni.h> #include <android/log.h> @@ -82,6 +83,7 @@ static int sleep_time = 0; /* These are valid / used in all apps. */ static const char *data_dir; +static const char *cache_dir; static const char **library_locations; static void *apk_file; static int apk_file_size; @@ -312,21 +314,24 @@ JNI_OnLoad(JavaVM* vm, void* reserved) } // public static native boolean setup(String dataDir, +// String cacheDir, // String apkFile, // String[] ld_library_path); __attribute__ ((visibility("default"))) jboolean -Java_org_libreoffice_android_Bootstrap_setup__Ljava_lang_String_2Ljava_lang_String_2_3Ljava_lang_String_2 +Java_org_libreoffice_android_Bootstrap_setup__Ljava_lang_String_2Ljava_lang_String_2Ljava_lang_String_2_3Ljava_lang_String_2 (JNIEnv* env, jobject clazz, jstring dataDir, + jstring cacheDir, jstring apkFile, jobjectArray ld_library_path) { struct stat st; int i, n, fd; const char *dataDirPath; + const char *cacheDirPath; const char *apkFilePath; char *lib_dir; @@ -359,6 +364,12 @@ Java_org_libreoffice_android_Bootstrap_setup__Ljava_lang_String_2Ljava_lang_Stri for (n = 0; library_locations[n] != NULL; n++) LOGI("library_locations[%d] = %s", n, library_locations[n]); + cacheDirPath = (*env)->GetStringUTFChars(env, cacheDir, NULL); + + cache_dir = strdup(cacheDirPath); + + (*env)->ReleaseStringUTFChars(env, cacheDir, cacheDirPath); + apkFilePath = (*env)->GetStringUTFChars(env, apkFile, NULL); fd = open(apkFilePath, O_RDONLY); @@ -743,6 +754,7 @@ lo_dlcall_argc_argv(void *function, } #define UNPACK_TREE "/assets/unpack" +#define UNPACK_TREE_GZ "/assets/gz.unpack" static int mkdir_p(const char *dirname) @@ -770,8 +782,70 @@ mkdir_p(const char *dirname) return 1; } +static int +extract_gzipped(const char *filename, + const char *apkentry, + int size, + FILE *f) +{ + gzFile gzfd; + int gzerrno; + int nbytes; + char buf[5000]; + int total = 0; + char *tmpname; + FILE *tmp; + + tmpname = malloc(strlen(cache_dir) + strlen("/tmp.gz") + 1); + strcpy(tmpname, cache_dir); + strcat(tmpname, "/tmp.gz"); + + tmp = fopen(tmpname, "w+"); + unlink(tmpname); + + if (tmp == NULL) { + LOGE("extract_gzipped: could not create %s: %s", tmpname, strerror(errno)); + free(tmpname); + return 0; + } + + if (fwrite(apkentry, size, 1, tmp) != 1) { + LOGE("extract_gzipped: could not write gzipped entry to %s: %s", tmpname, strerror(errno)); + fclose(tmp); + free(tmpname); + return 0; + } + + free(tmpname); + rewind(tmp); + + gzfd = gzdopen(fileno(tmp), "rb"); + if (gzfd == NULL) { + LOGE("extract_gzipped: gzdopen failed"); + fclose(tmp); + return 0; + } + + while ((nbytes = gzread(gzfd, buf, sizeof(buf))) > 0) { + fwrite(buf, nbytes, 1, f); + total += nbytes; + } + if (nbytes == -1) { + LOGE("extract_gzipped: Could not gzread from %s: %s", filename, gzerror(gzfd, &gzerrno)); + return total; + } + if (gzclose(gzfd) == -1) { + LOGE("extract_gzipped: gzclose failed"); + return total; + } + + return total; +} + static void -extract_files(const char *prefix) +extract_files(const char *root, + const char *prefix, + int gzipped) { lo_apk_dir *tree = lo_apk_opendir(prefix); struct dirent *dent; @@ -789,7 +863,7 @@ extract_files(const char *prefix) strcpy(subdir, prefix); strcat(subdir, "/"); strcat(subdir, dent->d_name); - extract_files(subdir); + extract_files(root, subdir, gzipped); free(subdir); } else { char *filename; @@ -811,10 +885,10 @@ extract_files(const char *prefix) continue; } - newfilename = malloc(strlen(data_dir) + 1 + strlen(prefix) - sizeof(UNPACK_TREE) + 1 + strlen(dent->d_name) + 1); + newfilename = malloc(strlen(data_dir) + 1 + strlen(prefix) - strlen(root) + strlen(dent->d_name) + 1); strcpy(newfilename, data_dir); strcat(newfilename, "/"); - strcat(newfilename, prefix + sizeof(UNPACK_TREE)); + strcat(newfilename, prefix + strlen(root) + 1); if (!mkdir_p(newfilename)) { free(filename); @@ -826,7 +900,7 @@ extract_files(const char *prefix) strcat(newfilename, dent->d_name); if (stat(newfilename, &st) == 0 && - st.st_size == size) { + (gzipped || st.st_size == size)) { free(filename); free(newfilename); continue; @@ -840,12 +914,17 @@ extract_files(const char *prefix) continue; } - if (fwrite(apkentry, size, 1, f) != 1) { - LOGE("extract_files: Could not write %d bytes to %s: %s", size, newfilename, strerror(errno)); + if (!gzipped) { + if (fwrite(apkentry, size, 1, f) != 1) { + LOGE("extract_files: Could not write %d bytes to %s: %s", size, newfilename, strerror(errno)); + } else { + LOGI("extract_files: Copied %s to %s: %d bytes", filename, newfilename, size); + } + } else { + size = extract_gzipped(filename, apkentry, size, f); + LOGI("extract_files: Decompressed %s to %s: %d bytes", filename, newfilename, size); } - LOGI("extract_files: Copied %s to %s: %d bytes", filename, newfilename, size); - fclose(f); free(filename); @@ -865,7 +944,8 @@ Java_org_libreoffice_android_Bootstrap_extract_1files(JNIEnv* env, (void) env; (void) clazz; - extract_files(UNPACK_TREE); + extract_files(UNPACK_TREE, UNPACK_TREE, 0); + extract_files(UNPACK_TREE_GZ, UNPACK_TREE_GZ, 1); } /* Android's JNI works only to libraries loaded through Java's |