diff options
| -rw-r--r-- | archival/ar.c | 2 | ||||
| -rw-r--r-- | archival/libunarchive/Makefile.in | 3 | ||||
| -rw-r--r-- | archival/libunarchive/archive_copy_file.c | 44 | ||||
| -rw-r--r-- | archival/libunarchive/archive_xread.c | 33 | ||||
| -rw-r--r-- | archival/libunarchive/archive_xread_all.c | 2 | ||||
| -rw-r--r-- | archival/libunarchive/archive_xread_all_eof.c | 2 | ||||
| -rw-r--r-- | archival/libunarchive/data_extract_all.c | 2 | ||||
| -rw-r--r-- | archival/libunarchive/data_extract_to_stdout.c | 2 | ||||
| -rw-r--r-- | archival/libunarchive/get_header_tar.c | 2 | ||||
| -rw-r--r-- | archival/libunarchive/seek_by_char.c | 16 | ||||
| -rw-r--r-- | archival/tar.c | 17 | ||||
| -rw-r--r-- | coreutils/cat.c | 2 | ||||
| -rw-r--r-- | include/libbb.h | 5 | ||||
| -rw-r--r-- | include/unarchive.h | 2 | ||||
| -rw-r--r-- | libbb/copy_file.c | 2 | ||||
| -rw-r--r-- | libbb/copyfd.c | 61 | ||||
| -rw-r--r-- | libbb/print_file.c | 2 | ||||
| -rw-r--r-- | networking/ftpgetput.c | 4 |
18 files changed, 55 insertions, 148 deletions
diff --git a/archival/ar.c b/archival/ar.c index 57ec927..32ecd57 100644 --- a/archival/ar.c +++ b/archival/ar.c @@ -59,7 +59,7 @@ static void data_extract_regular_file(archive_handle_t *archive_handle) file_header = archive_handle->file_header; dst_fd = bb_xopen(file_header->name, O_WRONLY | O_CREAT); - archive_copy_file(archive_handle, dst_fd); + bb_copyfd_eof(archive_handle->src_fd, dst_fd, file_header->size); close(dst_fd); chmod(file_header->name, file_header->mode); diff --git a/archival/libunarchive/Makefile.in b/archival/libunarchive/Makefile.in index c9dec09..09b0571 100644 --- a/archival/libunarchive/Makefile.in +++ b/archival/libunarchive/Makefile.in @@ -37,15 +37,12 @@ LIBUNARCHIVE-y:= \ header_list.o \ header_verbose_list.o \ \ - archive_xread.o \ archive_xread_all.o \ archive_xread_all_eof.o \ \ seek_by_char.o \ seek_by_jump.o \ \ - archive_copy_file.o \ -\ data_align.o \ find_list_entry.o \ open_transformer.o \ diff --git a/archival/libunarchive/archive_copy_file.c b/archival/libunarchive/archive_copy_file.c deleted file mode 100644 index 675bc6f..0000000 --- a/archival/libunarchive/archive_copy_file.c +++ /dev/null @@ -1,44 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include <unistd.h> - -#include "libbb.h" -#include "unarchive.h" - -extern void archive_copy_file(const archive_handle_t *archive_handle, const int dst_fd) -{ - char buffer[512]; - off_t chunksize = archive_handle->file_header->size; - - while (chunksize != 0) { - size_t size; - if (chunksize > 512) { - size = 512; - } else { - size = chunksize; - } -// archive_xread_all(archive_handle, buffer, size); - size = archive_xread(archive_handle, buffer, size); - - if (write(dst_fd, buffer, size) != size) { - bb_error_msg_and_die ("Short write"); - } - chunksize -= size; - } - - return; -} diff --git a/archival/libunarchive/archive_xread.c b/archival/libunarchive/archive_xread.c deleted file mode 100644 index 59b4d77..0000000 --- a/archival/libunarchive/archive_xread.c +++ /dev/null @@ -1,33 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Library General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include "unarchive.h" -#include "libbb.h" - -extern ssize_t archive_xread(const archive_handle_t *archive_handle, unsigned char *buf, const size_t count) -{ - ssize_t size; - - size = bb_full_read(archive_handle->src_fd, buf, count); - if (size < 0) { - bb_perror_msg_and_die("Read error"); - } - - return(size); -} diff --git a/archival/libunarchive/archive_xread_all.c b/archival/libunarchive/archive_xread_all.c index cfe046b..ba9ade2 100644 --- a/archival/libunarchive/archive_xread_all.c +++ b/archival/libunarchive/archive_xread_all.c @@ -24,7 +24,7 @@ extern void archive_xread_all(const archive_handle_t *archive_handle, void *buf, { ssize_t size; - size = archive_xread(archive_handle, buf, count); + size = bb_full_read(archive_handle->src_fd, buf, count); if (size != count) { bb_error_msg_and_die("Short read"); } diff --git a/archival/libunarchive/archive_xread_all_eof.c b/archival/libunarchive/archive_xread_all_eof.c index 23719cd..8084e35 100644 --- a/archival/libunarchive/archive_xread_all_eof.c +++ b/archival/libunarchive/archive_xread_all_eof.c @@ -24,7 +24,7 @@ extern ssize_t archive_xread_all_eof(archive_handle_t *archive_handle, unsigned { ssize_t size; - size = archive_xread(archive_handle, buf, count); + size = bb_full_read(archive_handle->src_fd, buf, count); if ((size != 0) && (size != count)) { bb_perror_msg_and_die("Short read, read %d of %d", size, count); } diff --git a/archival/libunarchive/data_extract_all.c b/archival/libunarchive/data_extract_all.c index 4dccb81..bf3be5b 100644 --- a/archival/libunarchive/data_extract_all.c +++ b/archival/libunarchive/data_extract_all.c @@ -79,7 +79,7 @@ extern void data_extract_all(archive_handle_t *archive_handle) case S_IFREG: { /* Regular file */ dst_fd = bb_xopen(file_header->name, O_WRONLY | O_CREAT | O_EXCL); - archive_copy_file(archive_handle, dst_fd); + bb_copyfd_size(archive_handle->src_fd, dst_fd, file_header->size); close(dst_fd); break; } diff --git a/archival/libunarchive/data_extract_to_stdout.c b/archival/libunarchive/data_extract_to_stdout.c index 8be2fa2..ce5d4b8 100644 --- a/archival/libunarchive/data_extract_to_stdout.c +++ b/archival/libunarchive/data_extract_to_stdout.c @@ -18,5 +18,5 @@ extern void data_extract_to_stdout(archive_handle_t *archive_handle) { - archive_copy_file(archive_handle, fileno(stdout)); + bb_copyfd_eof(archive_handle->src_fd, fileno(stdout)); } diff --git a/archival/libunarchive/get_header_tar.c b/archival/libunarchive/get_header_tar.c index d55189f..603535a 100644 --- a/archival/libunarchive/get_header_tar.c +++ b/archival/libunarchive/get_header_tar.c @@ -57,7 +57,7 @@ extern char get_header_tar(archive_handle_t *archive_handle) /* Align header */ data_align(archive_handle, 512); - if (archive_xread(archive_handle, tar.raw, 512) != 512) { + if (bb_full_read(archive_handle->src_fd, tar.raw, 512) != 512) { /* Assume end of file */ return(EXIT_FAILURE); } diff --git a/archival/libunarchive/seek_by_char.c b/archival/libunarchive/seek_by_char.c index 77da4ef..c031561 100644 --- a/archival/libunarchive/seek_by_char.c +++ b/archival/libunarchive/seek_by_char.c @@ -26,19 +26,7 @@ */ extern void seek_by_char(const archive_handle_t *archive_handle, const unsigned int jump_size) { - unsigned int remaining = jump_size; - unsigned int read_amount; - RESERVE_CONFIG_BUFFER(buf, BUFSIZ); - - while (remaining > 0) { - if (remaining > BUFSIZ) { - read_amount = BUFSIZ; - } else { - read_amount = remaining; - } - read_amount = archive_xread(archive_handle, buf, read_amount); - remaining -= read_amount; + if (jump_size) { + bb_full_fd_action(archive_handle->src_fd, -1, jump_size, NULL); } - - RELEASE_CONFIG_BUFFER(buf); } diff --git a/archival/tar.c b/archival/tar.c index b3fa447..cf9bc04 100644 --- a/archival/tar.c +++ b/archival/tar.c @@ -414,8 +414,7 @@ static int writeFileToTarball(const char *fileName, struct stat *statbuf, if ((tbInfo->hlInfo == NULL) && (S_ISREG(statbuf->st_mode))) { int inputFileFd; - char buffer[BUFSIZ]; - ssize_t size = 0, readSize = 0; + ssize_t readSize = 0; /* open the file we want to archive, and make sure all is well */ if ((inputFileFd = open(fileName, O_RDONLY)) < 0) { @@ -424,18 +423,8 @@ static int writeFileToTarball(const char *fileName, struct stat *statbuf, } /* write the file to the archive */ - while ((size = bb_full_read(inputFileFd, buffer, sizeof(buffer))) > 0) { - if (bb_full_write(tbInfo->tarFd, buffer, size) != size) { - /* Output file seems to have a problem */ - bb_error_msg(bb_msg_io_error, fileName); - return (FALSE); - } - readSize += size; - } - if (size == -1) { - bb_error_msg(bb_msg_io_error, fileName); - return (FALSE); - } + readSize = bb_copyfd_eof(inputFileFd, tbInfo->tarFd); + /* Pad the file up to the tar block size */ for (; (readSize % TAR_BLOCK_SIZE) != 0; readSize++) { write(tbInfo->tarFd, "\0", 1); diff --git a/coreutils/cat.c b/coreutils/cat.c index 8652757..62af6c5 100644 --- a/coreutils/cat.c +++ b/coreutils/cat.c @@ -54,7 +54,7 @@ extern int cat_main(int argc, char **argv) do { if ((f = bb_wfopen_input(*argv)) != NULL) { - int r = bb_copyfd(fileno(f), STDOUT_FILENO, 0); + int r = bb_copyfd_eof(fileno(f), STDOUT_FILENO); bb_fclose_nonstdin(f); if (r >= 0) { continue; diff --git a/include/libbb.h b/include/libbb.h index 22a77e6..5ff4911 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -136,7 +136,8 @@ extern long *find_pid_by_name( const char* pidName); extern char *find_real_root_device_name(const char* name); extern char *bb_get_line_from_file(FILE *file); extern char *bb_get_chomped_line_from_file(FILE *file); -extern int bb_copyfd(int fd1, int fd2, const off_t chunksize); +extern int bb_copyfd_size(int fd1, int fd2, const off_t size); +extern int bb_copyfd_eof(int fd1, int fd2); extern void bb_xprint_and_close_file(FILE *file); extern int bb_xprint_file_by_name(const char *filename); extern char bb_process_escape_sequence(const char **ptr); @@ -480,6 +481,6 @@ extern void xregcomp(regex_t *preg, const char *regex, int cflags); #define HASH_SHA1 1 #define HASH_MD5 2 extern int hash_fd(int fd, const size_t size, const uint8_t hash_algo, uint8_t *hashval); - +extern size_t bb_full_fd_action(int src_fd, int dst_fd, const size_t size, ssize_t (*action)(int fd, const void *, size_t)); #endif /* __LIBCONFIG_H__ */ diff --git a/include/unarchive.h b/include/unarchive.h index 79ee99e..bbf11b5 100644 --- a/include/unarchive.h +++ b/include/unarchive.h @@ -90,12 +90,10 @@ extern char get_header_tar_gz(archive_handle_t *archive_handle); extern void seek_by_jump(const archive_handle_t *archive_handle, const unsigned int amount); extern void seek_by_char(const archive_handle_t *archive_handle, const unsigned int amount); -extern ssize_t archive_xread(const archive_handle_t *archive_handle, unsigned char *buf, const size_t count); extern void archive_xread_all(const archive_handle_t *archive_handle, void *buf, const size_t count); extern ssize_t archive_xread_all_eof(archive_handle_t *archive_handle, unsigned char *buf, size_t count); extern void data_align(archive_handle_t *archive_handle, const unsigned short boundary); -extern void archive_copy_file(const archive_handle_t *archive_handle, const int dst_fd); extern const llist_t *find_list_entry(const llist_t *list, const char *filename); extern int uncompressStream(int src_fd, int dst_fd); diff --git a/libbb/copy_file.c b/libbb/copy_file.c index 5808ca4..c9d239f 100644 --- a/libbb/copy_file.c +++ b/libbb/copy_file.c @@ -181,7 +181,7 @@ int copy_file(const char *source, const char *dest, int flags) } } - if (bb_copyfd(fileno(sfp), fileno(dfp), 0) == -1) + if (bb_copyfd_eof(fileno(sfp), fileno(dfp)) == -1) status = -1; if (fclose(dfp) < 0) { diff --git a/libbb/copyfd.c b/libbb/copyfd.c index 05bed6b..0787c81 100644 --- a/libbb/copyfd.c +++ b/libbb/copyfd.c @@ -29,44 +29,55 @@ #define BUFSIZ 4096 #endif -/* If chunksize is 0 copy until EOF */ -extern int bb_copyfd(int fd1, int fd2, const off_t chunksize) +/* If size is 0 copy until EOF */ +extern size_t bb_full_fd_action(int src_fd, int dst_fd, const size_t size, ssize_t (*action)(int fd, const void *, size_t)) { - ssize_t nread; - size_t size; - off_t remaining; + size_t read_total = 0; RESERVE_CONFIG_BUFFER(buffer,BUFSIZ); - remaining = size = BUFSIZ; - if (chunksize) { - remaining = chunksize; - } + while ((size == 0) || (read_total < size)) { + size_t read_try; + ssize_t read_actual; - do { - if (size > remaining) { - size = remaining; + if ((size == 0) || (size - read_total > BUFSIZ)) { + read_try = BUFSIZ; + } else { + read_try = size - read_total; } - if ((nread = safe_read(fd1, buffer, size)) > 0) { - if (bb_full_write(fd2, buffer, nread) < 0) { + read_actual = safe_read(src_fd, buffer, read_try); + if (read_actual > 0) { + if (action && (action(dst_fd, buffer, (size_t) read_actual) != read_actual)) { bb_perror_msg(bb_msg_write_error); /* match Read error below */ break; } - if (chunksize && ((remaining -= nread) == 0)) { - return 0; - } - } else if (!nread) { - if (chunksize) { + } + else if (read_actual == 0) { + if (size) { bb_error_msg("Unable to read all data"); - break; } - return 0; - } else { /* nread < 0 */ - bb_perror_msg("Read error"); /* match bb_msg_write_error above */ + break; + } else { + /* read_actual < 0 */ + bb_perror_msg("Read error"); break; } - } while (1); + read_total += read_actual; + } + + RELEASE_CONFIG_BUFFER(buffer); - return -1; + return(read_total); +} + + +extern int bb_copyfd_size(int fd1, int fd2, const off_t size) +{ + return(bb_full_fd_action(fd1, fd2, size, bb_full_write)); +} + +extern int bb_copyfd_eof(int fd1, int fd2) +{ + return(bb_full_fd_action(fd1, fd2, 0, bb_full_write)); } diff --git a/libbb/print_file.c b/libbb/print_file.c index 6d3667b..161b398 100644 --- a/libbb/print_file.c +++ b/libbb/print_file.c @@ -28,7 +28,7 @@ extern void bb_xprint_and_close_file(FILE *file) bb_xfflush_stdout(); /* Note: Do not use STDOUT_FILENO here, as this is a lib routine * and the calling code may have reassigned stdout. */ - if (bb_copyfd(fileno(file), fileno(stdout), 0) == -1) { + if (bb_copyfd_eof(fileno(file), fileno(stdout)) == -1) { /* bb_copyfd outputs any needed messages, so just die. */ exit(bb_default_error_retval); } diff --git a/networking/ftpgetput.c b/networking/ftpgetput.c index 56223dc..2fd50e4 100644 --- a/networking/ftpgetput.c +++ b/networking/ftpgetput.c @@ -210,7 +210,7 @@ static int ftp_recieve(ftp_host_info_t *server, FILE *control_stream, } /* Copy the file */ - if (bb_copyfd(fd_data, fd_local, filesize) == -1) { + if (bb_copyfd_size(fd_data, fd_local, filesize) == -1) { exit(EXIT_FAILURE); } @@ -272,7 +272,7 @@ static int ftp_send(ftp_host_info_t *server, FILE *control_stream, } /* transfer the file */ - if (bb_copyfd(fd_local, fd_data, 0) == -1) { + if (bb_copyfd_eof(fd_local, fd_data) == -1) { exit(EXIT_FAILURE); } |