---
pyanaconda/isys/uncpio.c | 674 +++++++++++++++++++++++-----------------------
1 files changed, 336 insertions(+), 338 deletions(-)
diff --git a/pyanaconda/isys/uncpio.c b/pyanaconda/isys/uncpio.c
index 2e686a3..9bbfe62 100644
--- a/pyanaconda/isys/uncpio.c
+++ b/pyanaconda/isys/uncpio.c
@@ -47,9 +47,9 @@
#include <sys/mkdev.h>
#endif
-#define CPIO_NEWC_MAGIC "070701"
-#define CPIO_CRC_MAGIC "070702"
-#define TRAILER "TRAILER!!!"
+#define CPIO_NEWC_MAGIC "070701"
+#define CPIO_CRC_MAGIC "070702"
+#define TRAILER "TRAILER!!!"
/* FIXME: We don't translate between cpio and system mode bits! These
should both be the same, but really odd things are going to happen if
@@ -63,11 +63,11 @@ struct ourfd {
struct hardLink {
struct hardLink * next;
- char ** files; /* there are nlink of these, used by install */
- int * fileMaps; /* used by build */
+ char ** files; /* there are nlink of these, used by install */
+ int * fileMaps; /* used by build */
dev_t dev;
ino_t inode;
- int nlink;
+ int nlink;
int linksLeft;
int createdPath;
struct stat sb;
@@ -87,10 +87,10 @@ struct cpioCrcPhysicalHeader {
char rdevMajor[8];
char rdevMinor[8];
char namesize[8];
- char checksum[8]; /* ignored !! */
+ char checksum[8]; /* ignored !! */
};
-#define PHYS_HDR_SIZE 110 /* don't depend on sizeof(struct) */
+#define PHYS_HDR_SIZE 110 /* don't depend on sizeof(struct) */
struct cpioHeader {
ino_t inode;
@@ -109,21 +109,21 @@ static inline off_t ourread(struct ourfd * thefd, void * buf, size_t size) {
i = gunzip_read(thefd->fd, buf, size);
thefd->pos += i;
-
+
return i;
}
static inline void padinfd(struct ourfd * fd, int modulo) {
int buf[10];
int amount;
-
+
amount = (modulo - fd->pos % modulo) % modulo;
ourread(fd, buf, amount);
}
static inline int padoutfd(struct ourfd * fd, size_t * where, int modulo) {
/*static int buf[10] = { '\0', '\0', '\0', '\0', '\0',
- '\0', '\0', '\0', '\0', '\0' };*/
+ '\0', '\0', '\0', '\0', '\0' };*/
int amount;
static int buf[512];
@@ -131,7 +131,7 @@ static inline int padoutfd(struct ourfd * fd, size_t * where, int modulo) {
*where += amount;
if (gzip_write(fd->fd, buf, amount) != amount)
- return CPIOERR_WRITE_FAILED;
+ return CPIOERR_WRITE_FAILED;
return 0;
}
@@ -146,36 +146,36 @@ static int strntoul(const char * str, char ** endptr, int base, int num) {
ret = strtoul(buf, &end, base);
if (*end)
- *endptr = (char *)(str + (end - buf)); /* XXX discards const */
+ *endptr = (char *)(str + (end - buf)); /* XXX discards const */
else
- *endptr = "";
+ *endptr = "";
return strtoul(buf, endptr, base);
}
#define GET_NUM_FIELD(phys, log) \
- log = strntoul(phys, &end, 16, sizeof(phys)); \
- if (*end) return CPIOERR_BAD_HEADER;
+ log = strntoul(phys, &end, 16, sizeof(phys)); \
+ if (*end) return CPIOERR_BAD_HEADER;
#define SET_NUM_FIELD(phys, val, space) \
- sprintf(space, "%8.8lx", (unsigned long) (val)); \
- memcpy(phys, space, 8);
+ sprintf(space, "%8.8lx", (unsigned long) (val)); \
+ memcpy(phys, space, 8);
static int getNextHeader(struct ourfd * fd, struct cpioHeader * chPtr,
- struct cpioCrcPhysicalHeader * physHeaderPtr) {
+ struct cpioCrcPhysicalHeader * physHeaderPtr) {
struct cpioCrcPhysicalHeader physHeader;
int nameSize;
char * end;
int major, minor;
if (ourread(fd, &physHeader, PHYS_HDR_SIZE) != PHYS_HDR_SIZE)
- return CPIOERR_READ_FAILED;
+ return CPIOERR_READ_FAILED;
if (physHeaderPtr)
- memcpy(physHeaderPtr, &physHeader, PHYS_HDR_SIZE);
+ memcpy(physHeaderPtr, &physHeader, PHYS_HDR_SIZE);
if (strncmp(CPIO_CRC_MAGIC, physHeader.magic, strlen(CPIO_CRC_MAGIC)) &&
- strncmp(CPIO_NEWC_MAGIC, physHeader.magic, strlen(CPIO_NEWC_MAGIC)))
- return CPIOERR_BAD_MAGIC;
+ strncmp(CPIO_NEWC_MAGIC, physHeader.magic, strlen(CPIO_NEWC_MAGIC)))
+ return CPIOERR_BAD_MAGIC;
GET_NUM_FIELD(physHeader.inode, chPtr->inode);
GET_NUM_FIELD(physHeader.mode, chPtr->mode);
@@ -197,8 +197,8 @@ static int getNextHeader(struct ourfd * fd, struct cpioHeader * chPtr,
chPtr->path = malloc(nameSize + 1);
if (ourread(fd, chPtr->path, nameSize) != nameSize) {
- free(chPtr->path);
- return CPIOERR_BAD_HEADER;
+ free(chPtr->path);
+ return CPIOERR_BAD_HEADER;
}
/* this is unecessary chPtr->path[nameSize] = '\0'; */
@@ -221,32 +221,32 @@ static int createDirectory(char * path, mode_t perms) {
int dounlink;
if (!lstat(path, &sb)) {
- if (S_ISDIR(sb.st_mode)) {
- return 0;
- } else if (S_ISLNK(sb.st_mode)) {
- if (stat(path, &sb)) {
- if (errno != ENOENT)
- return CPIOERR_STAT_FAILED;
- dounlink = 1;
- } else {
- if (S_ISDIR(sb.st_mode))
- return 0;
- dounlink = 1;
- }
- } else {
- dounlink = 1;
- }
-
- if (dounlink && unlink(path)) {
- return CPIOERR_UNLINK_FAILED;
- }
+ if (S_ISDIR(sb.st_mode)) {
+ return 0;
+ } else if (S_ISLNK(sb.st_mode)) {
+ if (stat(path, &sb)) {
+ if (errno != ENOENT)
+ return CPIOERR_STAT_FAILED;
+ dounlink = 1;
+ } else {
+ if (S_ISDIR(sb.st_mode))
+ return 0;
+ dounlink = 1;
+ }
+ } else {
+ dounlink = 1;
+ }
+
+ if (dounlink && unlink(path)) {
+ return CPIOERR_UNLINK_FAILED;
+ }
}
if (mkdir(path, 000))
- return CPIOERR_MKDIR_FAILED;
+ return CPIOERR_MKDIR_FAILED;
if (chmod(path, perms))
- return CPIOERR_CHMOD_FAILED;
+ return CPIOERR_CHMOD_FAILED;
return 0;
}
@@ -259,16 +259,16 @@ static int setInfo(struct cpioHeader * hdr) {
stamp.modtime = hdr->mtime;
if (!S_ISLNK(hdr->mode)) {
- if (!getuid() && chown(hdr->path, hdr->uid, hdr->gid))
- rc = CPIOERR_CHOWN_FAILED;
- if (!rc && chmod(hdr->path, hdr->mode & 07777))
- rc = CPIOERR_CHMOD_FAILED;
- if (!rc && utime(hdr->path, &stamp))
- rc = CPIOERR_UTIME_FAILED;
+ if (!getuid() && chown(hdr->path, hdr->uid, hdr->gid))
+ rc = CPIOERR_CHOWN_FAILED;
+ if (!rc && chmod(hdr->path, hdr->mode & 07777))
+ rc = CPIOERR_CHMOD_FAILED;
+ if (!rc && utime(hdr->path, &stamp))
+ rc = CPIOERR_UTIME_FAILED;
} else {
# if ! CHOWN_FOLLOWS_SYMLINK
- if (!getuid() && !rc && lchown(hdr->path, hdr->uid, hdr->gid))
- rc = CPIOERR_CHOWN_FAILED;
+ if (!getuid() && !rc && lchown(hdr->path, hdr->uid, hdr->gid))
+ rc = CPIOERR_CHOWN_FAILED;
# endif
}
@@ -288,7 +288,7 @@ static int checkDirectory(char * filename) {
strcpy(buf, filename);
for (chptr = buf + length - 1; chptr > buf; chptr--) {
- if (*chptr == '/') break;
+ if (*chptr == '/') break;
}
if (chptr == buf) return 0; /* /filename - no directories */
@@ -299,20 +299,20 @@ static int checkDirectory(char * filename) {
if (lastDirLength == length && !strcmp(buf, lastDir)) return 0;
if (lastDirAlloced < (length + 1)) {
- lastDirAlloced = length + 100;
- lastDir = realloc(lastDir, lastDirAlloced);
+ lastDirAlloced = length + 100;
+ lastDir = realloc(lastDir, lastDirAlloced);
}
strcpy(lastDir, buf);
lastDirLength = length;
for (chptr = buf + 1; *chptr; chptr++) {
- if (*chptr == '/') {
- *chptr = '\0';
- rc = createDirectory(buf, 0755);
- *chptr = '/';
- if (rc) return rc;
- }
+ if (*chptr == '/') {
+ *chptr = '\0';
+ rc = createDirectory(buf, 0755);
+ *chptr = '/';
+ if (rc) return rc;
+ }
}
rc = createDirectory(buf, 0755);
@@ -320,7 +320,7 @@ static int checkDirectory(char * filename) {
}
static int expandRegular(struct ourfd * fd, struct cpioHeader * hdr,
- cpioCallback cb, void * cbData) {
+ cpioCallback cb, void * cbData) {
int out;
char buf[8192];
int bytesRead;
@@ -330,40 +330,40 @@ static int expandRegular(struct ourfd * fd, struct cpioHeader * hdr,
struct stat sb;
if (!lstat(hdr->path, &sb))
- if (unlink(hdr->path))
- return CPIOERR_UNLINK_FAILED;
+ if (unlink(hdr->path))
+ return CPIOERR_UNLINK_FAILED;
out = open(hdr->path, O_CREAT | O_WRONLY, 0);
if (out < 0)
- return CPIOERR_OPEN_FAILED;
+ return CPIOERR_OPEN_FAILED;
cbInfo.file = hdr->path;
cbInfo.fileSize = hdr->size;
while (left) {
- bytesRead = ourread(fd, buf, left < sizeof(buf) ? left : sizeof(buf));
- if (bytesRead <= 0) {
- rc = CPIOERR_READ_FAILED;
- break;
- }
-
- if (write(out, buf, bytesRead) != bytesRead) {
- rc = CPIOERR_COPY_FAILED;
- break;
- }
-
- left -= bytesRead;
-
- /* don't call this with fileSize == fileComplete */
- if (!rc && cb && left) {
- cbInfo.fileComplete = hdr->size - left;
- cbInfo.bytesProcessed = fd->pos;
- cb(&cbInfo, cbData);
- }
+ bytesRead = ourread(fd, buf, left < sizeof(buf) ? left : sizeof(buf));
+ if (bytesRead <= 0) {
+ rc = CPIOERR_READ_FAILED;
+ break;
+ }
+
+ if (write(out, buf, bytesRead) != bytesRead) {
+ rc = CPIOERR_COPY_FAILED;
+ break;
+ }
+
+ left -= bytesRead;
+
+ /* don't call this with fileSize == fileComplete */
+ if (!rc && cb && left) {
+ cbInfo.fileComplete = hdr->size - left;
+ cbInfo.bytesProcessed = fd->pos;
+ cb(&cbInfo, cbData);
+ }
}
close(out);
-
+
return rc;
}
@@ -373,28 +373,28 @@ static int expandSymlink(struct ourfd * fd, struct cpioHeader * hdr) {
int len;
if ((hdr->size + 1)> sizeof(buf))
- return CPIOERR_INTERNAL;
+ return CPIOERR_INTERNAL;
if (ourread(fd, buf, hdr->size) != hdr->size)
- return CPIOERR_READ_FAILED;
+ return CPIOERR_READ_FAILED;
buf[hdr->size] = '\0';
if (!lstat(hdr->path, &sb)) {
- if (S_ISLNK(sb.st_mode)) {
- len = readlink(hdr->path, buf2, sizeof(buf2) - 1);
- if (len > 0) {
- buf2[len] = '\0';
- if (!strcmp(buf, buf2)) return 0;
- }
- }
-
- if (unlink(hdr->path))
- return CPIOERR_UNLINK_FAILED;
+ if (S_ISLNK(sb.st_mode)) {
+ len = readlink(hdr->path, buf2, sizeof(buf2) - 1);
+ if (len > 0) {
+ buf2[len] = '\0';
+ if (!strcmp(buf, buf2)) return 0;
+ }
+ }
+
+ if (unlink(hdr->path))
+ return CPIOERR_UNLINK_FAILED;
}
if (symlink(buf, hdr->path) < 0)
- return CPIOERR_SYMLINK_FAILED;
+ return CPIOERR_SYMLINK_FAILED;
return 0;
}
@@ -403,14 +403,14 @@ static int expandFifo(struct ourfd * fd, struct cpioHeader * hdr) {
struct stat sb;
if (!lstat(hdr->path, &sb)) {
- if (S_ISFIFO(sb.st_mode)) return 0;
+ if (S_ISFIFO(sb.st_mode)) return 0;
- if (unlink(hdr->path))
- return CPIOERR_UNLINK_FAILED;
+ if (unlink(hdr->path))
+ return CPIOERR_UNLINK_FAILED;
}
if (mkfifo(hdr->path, 0))
- return CPIOERR_MKFIFO_FAILED;
+ return CPIOERR_MKFIFO_FAILED;
return 0;
}
@@ -419,16 +419,16 @@ static int expandDevice(struct ourfd * fd, struct cpioHeader * hdr) {
struct stat sb;
if (!lstat(hdr->path, &sb)) {
- if ((S_ISCHR(sb.st_mode) || S_ISBLK(sb.st_mode)) &&
- (sb.st_rdev == hdr->rdev))
- return 0;
- if (unlink(hdr->path))
- return CPIOERR_UNLINK_FAILED;
+ if ((S_ISCHR(sb.st_mode) || S_ISBLK(sb.st_mode)) &&
+ (sb.st_rdev == hdr->rdev))
+ return 0;
+ if (unlink(hdr->path))
+ return CPIOERR_UNLINK_FAILED;
}
if (mknod(hdr->path, hdr->mode & (~0777), hdr->rdev))
- return CPIOERR_MKNOD_FAILED;
-
+ return CPIOERR_MKNOD_FAILED;
+
return 0;
}
@@ -436,7 +436,7 @@ static void freeLink(struct hardLink * li) {
int i;
for (i = 0; i < li->nlink; i++) {
- if (li->files[i]) free(li->files[i]);
+ if (li->files[i]) free(li->files[i]);
}
free(li->files);
}
@@ -446,24 +446,24 @@ static int createLinks(struct hardLink * li, const char ** failedFile) {
struct stat sb;
for (i = 0; i < li->nlink; i++) {
- if (i == li->createdPath) continue;
- if (!li->files[i]) continue;
-
- if (!lstat(li->files[i], &sb)) {
- if (unlink(li->files[i])) {
- *failedFile = strdup(li->files[i]);
- return CPIOERR_UNLINK_FAILED;
- }
- }
-
- if (link(li->files[li->createdPath], li->files[i])) {
- *failedFile = strdup(li->files[i]);
- return CPIOERR_LINK_FAILED;
- }
-
- free(li->files[i]);
- li->files[i] = NULL;
- li->linksLeft--;
+ if (i == li->createdPath) continue;
+ if (!li->files[i]) continue;
+
+ if (!lstat(li->files[i], &sb)) {
+ if (unlink(li->files[i])) {
+ *failedFile = strdup(li->files[i]);
+ return CPIOERR_UNLINK_FAILED;
+ }
+ }
+
+ if (link(li->files[li->createdPath], li->files[i])) {
+ *failedFile = strdup(li->files[i]);
+ return CPIOERR_LINK_FAILED;
+ }
+
+ free(li->files[i]);
+ li->files[i] = NULL;
+ li->linksLeft--;
}
return 0;
@@ -472,20 +472,20 @@ static int createLinks(struct hardLink * li, const char ** failedFile) {
static int eatBytes(struct ourfd * fd, unsigned long amount) {
char buf[4096];
unsigned long bite;
-
+
while (amount) {
- bite = (amount > sizeof(buf)) ? sizeof(buf) : amount;
- if (ourread(fd, buf, bite) != bite)
- return CPIOERR_READ_FAILED;
- amount -= bite;
+ bite = (amount > sizeof(buf)) ? sizeof(buf) : amount;
+ if (ourread(fd, buf, bite) != bite)
+ return CPIOERR_READ_FAILED;
+ amount -= bite;
}
return 0;
}
-int myCpioInstallArchive(gzFile stream, struct cpioFileMapping * mappings,
- int numMappings, cpioCallback cb, void * cbData,
- const char ** failedFile) {
+int myCpioInstallArchive(gzFile stream, struct cpioFileMapping * mappings,
+ int numMappings, cpioCallback cb, void * cbData,
+ const char ** failedFile) {
struct cpioHeader ch;
struct ourfd fd;
int rc = 0;
@@ -504,159 +504,159 @@ int myCpioInstallArchive(gzFile stream, struct cpioFileMapping * mappings,
*failedFile = NULL;
do {
- if ((rc = getNextHeader(&fd, &ch, NULL))) {
- logMessage( WARNING, _("error %d reading header: %s\n"), rc,
- myCpioStrerror(rc));
- return CPIOERR_BAD_HEADER;
- }
-
- if (!strcmp(ch.path, TRAILER)) {
- free(ch.path);
- break;
- }
-
- if (mappings) {
- needle.archivePath = ch.path;
- map = bsearch(&needle, mappings, numMappings, sizeof(needle),
- myCpioFileMapCmp);
- }
-
- if (mappings && !map) {
- eatBytes(&fd, ch.size);
- } else {
- cpioMode = ch.mode;
-
- if (map) {
- if (map->mapFlags & CPIO_MAP_PATH) {
- free(ch.path);
- ch.path = strdup(map->fsPath);
- }
-
- if (map->mapFlags & CPIO_MAP_MODE)
- ch.mode = map->finalMode;
- if (map->mapFlags & CPIO_MAP_UID)
- ch.uid = map->finalUid;
- if (map->mapFlags & CPIO_MAP_GID)
- ch.gid = map->finalGid;
- }
-
- /* This won't get hard linked symlinks right, but I can't seem
- to create those anyway */
-
- if (S_ISREG(ch.mode) && ch.nlink > 1) {
- li = links;
- for (li = links; li; li = li->next) {
- if (li->inode == ch.inode && li->dev == ch.dev) break;
- }
-
- if (!li) {
- li = malloc(sizeof(*li));
- li->inode = ch.inode;
- li->dev = ch.dev;
- li->nlink = ch.nlink;
- li->linksLeft = ch.nlink;
- li->createdPath = -1;
- li->files = calloc(sizeof(char *), li->nlink);
- li->next = links;
- links = li;
- }
-
- for (linkNum = 0; linkNum < li->nlink; linkNum++)
- if (!li->files[linkNum]) break;
- li->files[linkNum] = strdup(ch.path);
- }
-
- if ((ch.nlink > 1) && S_ISREG(ch.mode) && !ch.size &&
- li->createdPath == -1) {
- /* defer file creation */
- } else if ((ch.nlink > 1) && S_ISREG(ch.mode) &&
- (li->createdPath != -1)) {
- createLinks(li, failedFile);
-
- /* this only happens for cpio archives which contain
- hardlinks w/ the contents of each hardlink being
- listed (intead of the data being given just once. This
- shouldn't happen, but I've made it happen w/ buggy
- code, so what the heck? GNU cpio handles this well fwiw */
- if (ch.size) eatBytes(&fd, ch.size);
- } else {
- rc = checkDirectory(ch.path);
-
- if (!rc) {
- if (S_ISREG(ch.mode))
- rc = expandRegular(&fd, &ch, cb, cbData);
- else if (S_ISDIR(ch.mode))
- rc = createDirectory(ch.path, 000);
- else if (S_ISLNK(ch.mode))
- rc = expandSymlink(&fd, &ch);
- else if (S_ISFIFO(ch.mode))
- rc = expandFifo(&fd, &ch);
- else if (S_ISCHR(ch.mode) || S_ISBLK(ch.mode))
- rc = expandDevice(&fd, &ch);
- else if (S_ISSOCK(ch.mode)) {
- /* this mimicks cpio but probably isnt' right */
- rc = expandFifo(&fd, &ch);
- } else {
- rc = CPIOERR_INTERNAL;
- }
- }
-
- if (!rc)
- rc = setInfo(&ch);
-
- if (S_ISREG(ch.mode) && ch.nlink > 1) {
- li->createdPath = linkNum;
- li->linksLeft--;
- rc = createLinks(li, failedFile);
- }
- }
-
- if (rc && !*failedFile) {
- *failedFile = strdup(ch.path);
-
- olderr = errno;
- unlink(ch.path);
- errno = olderr;
- }
- }
-
- padinfd(&fd, 4);
-
- if (!rc && cb) {
- cbInfo.file = ch.path;
- cbInfo.fileSize = ch.size;
- cbInfo.fileComplete = ch.size;
- cbInfo.bytesProcessed = fd.pos;
- cb(&cbInfo, cbData);
- }
-
- free(ch.path);
+ if ((rc = getNextHeader(&fd, &ch, NULL))) {
+ logMessage( WARNING, _("error %d reading header: %s\n"), rc,
+ myCpioStrerror(rc));
+ return CPIOERR_BAD_HEADER;
+ }
+
+ if (!strcmp(ch.path, TRAILER)) {
+ free(ch.path);
+ break;
+ }
+
+ if (mappings) {
+ needle.archivePath = ch.path;
+ map = bsearch(&needle, mappings, numMappings, sizeof(needle),
+ myCpioFileMapCmp);
+ }
+
+ if (mappings && !map) {
+ eatBytes(&fd, ch.size);
+ } else {
+ cpioMode = ch.mode;
+
+ if (map) {
+ if (map->mapFlags & CPIO_MAP_PATH) {
+ free(ch.path);
+ ch.path = strdup(map->fsPath);
+ }
+
+ if (map->mapFlags & CPIO_MAP_MODE)
+ ch.mode = map->finalMode;
+ if (map->mapFlags & CPIO_MAP_UID)
+ ch.uid = map->finalUid;
+ if (map->mapFlags & CPIO_MAP_GID)
+ ch.gid = map->finalGid;
+ }
+
+ /* This won't get hard linked symlinks right, but I can't seem
+ to create those anyway */
+
+ if (S_ISREG(ch.mode) && ch.nlink > 1) {
+ li = links;
+ for (li = links; li; li = li->next) {
+ if (li->inode == ch.inode && li->dev == ch.dev) break;
+ }
+
+ if (!li) {
+ li = malloc(sizeof(*li));
+ li->inode = ch.inode;
+ li->dev = ch.dev;
+ li->nlink = ch.nlink;
+ li->linksLeft = ch.nlink;
+ li->createdPath = -1;
+ li->files = calloc(sizeof(char *), li->nlink);
+ li->next = links;
+ links = li;
+ }
+
+ for (linkNum = 0; linkNum < li->nlink; linkNum++)
+ if (!li->files[linkNum]) break;
+ li->files[linkNum] = strdup(ch.path);
+ }
+
+ if ((ch.nlink > 1) && S_ISREG(ch.mode) && !ch.size &&
+ li->createdPath == -1) {
+ /* defer file creation */
+ } else if ((ch.nlink > 1) && S_ISREG(ch.mode) &&
+ (li->createdPath != -1)) {
+ createLinks(li, failedFile);
+
+ /* this only happens for cpio archives which contain
+ hardlinks w/ the contents of each hardlink being
+ listed (intead of the data being given just once. This
+ shouldn't happen, but I've made it happen w/ buggy
+ code, so what the heck? GNU cpio handles this well fwiw */
+ if (ch.size) eatBytes(&fd, ch.size);
+ } else {
+ rc = checkDirectory(ch.path);
+
+ if (!rc) {
+ if (S_ISREG(ch.mode))
+ rc = expandRegular(&fd, &ch, cb, cbData);
+ else if (S_ISDIR(ch.mode))
+ rc = createDirectory(ch.path, 000);
+ else if (S_ISLNK(ch.mode))
+ rc = expandSymlink(&fd, &ch);
+ else if (S_ISFIFO(ch.mode))
+ rc = expandFifo(&fd, &ch);
+ else if (S_ISCHR(ch.mode) || S_ISBLK(ch.mode))
+ rc = expandDevice(&fd, &ch);
+ else if (S_ISSOCK(ch.mode)) {
+ /* this mimicks cpio but probably isnt' right */
+ rc = expandFifo(&fd, &ch);
+ } else {
+ rc = CPIOERR_INTERNAL;
+ }
+ }
+
+ if (!rc)
+ rc = setInfo(&ch);
+
+ if (S_ISREG(ch.mode) && ch.nlink > 1) {
+ li->createdPath = linkNum;
+ li->linksLeft--;
+ rc = createLinks(li, failedFile);
+ }
+ }
+
+ if (rc && !*failedFile) {
+ *failedFile = strdup(ch.path);
+
+ olderr = errno;
+ unlink(ch.path);
+ errno = olderr;
+ }
+ }
+
+ padinfd(&fd, 4);
+
+ if (!rc && cb) {
+ cbInfo.file = ch.path;
+ cbInfo.fileSize = ch.size;
+ cbInfo.fileComplete = ch.size;
+ cbInfo.bytesProcessed = fd.pos;
+ cb(&cbInfo, cbData);
+ }
+
+ free(ch.path);
} while (1 && !rc);
li = links;
while (li && !rc) {
- if (li->linksLeft) {
- if (li->createdPath == -1)
- rc = CPIOERR_INTERNAL;
- else
- rc = createLinks(li, failedFile);
- }
-
- freeLink(li);
-
- links = li;
- li = li->next;
- free(links);
- links = li;
+ if (li->linksLeft) {
+ if (li->createdPath == -1)
+ rc = CPIOERR_INTERNAL;
+ else
+ rc = createLinks(li, failedFile);
+ }
+
+ freeLink(li);
+
+ links = li;
+ li = li->next;
+ free(links);
+ links = li;
}
li = links;
/* if an error got us here links will still be eating some memory */
while (li) {
- freeLink(li);
- links = li;
- li = li->next;
- free(links);
+ freeLink(li);
+ links = li;
+ li = li->next;
+ free(links);
}
return rc;
@@ -671,50 +671,48 @@ const char * myCpioStrerror(int rc)
strcpy(msg, "cpio: ");
switch (rc) {
default:
- s = msg + strlen(msg);
- sprintf(s, _("(error 0x%x)"), rc);
- s = NULL;
- break;
- case CPIOERR_BAD_MAGIC: s = _("Bad magic"); break;
- case CPIOERR_BAD_HEADER: s = _("Bad header"); break;
-
- case CPIOERR_OPEN_FAILED: s = "open"; break;
- case CPIOERR_CHMOD_FAILED: s = "chmod"; break;
- case CPIOERR_CHOWN_FAILED: s = "chown"; break;
- case CPIOERR_WRITE_FAILED: s = "write"; break;
- case CPIOERR_UTIME_FAILED: s = "utime"; break;
- case CPIOERR_UNLINK_FAILED: s = "unlink"; break;
- case CPIOERR_SYMLINK_FAILED: s = "symlink"; break;
- case CPIOERR_STAT_FAILED: s = "stat"; break;
- case CPIOERR_MKDIR_FAILED: s = "mkdir"; break;
- case CPIOERR_MKNOD_FAILED: s = "mknod"; break;
- case CPIOERR_MKFIFO_FAILED: s = "mkfifo"; break;
- case CPIOERR_LINK_FAILED: s = "link"; break;
- case CPIOERR_READLINK_FAILED: s = "readlink"; break;
- case CPIOERR_READ_FAILED: s = "read"; break;
- case CPIOERR_COPY_FAILED: s = "copy"; break;
-
- case CPIOERR_INTERNAL: s = _("Internal error"); break;
- case CPIOERR_HDR_SIZE: s = _("Header size too big"); break;
- case CPIOERR_UNKNOWN_FILETYPE: s = _("Unknown file type"); break;
+ s = msg + strlen(msg);
+ sprintf(s, _("(error 0x%x)"), rc);
+ s = NULL;
+ break;
+ case CPIOERR_BAD_MAGIC: s = _("Bad magic"); break;
+ case CPIOERR_BAD_HEADER: s = _("Bad header"); break;
+ case CPIOERR_OPEN_FAILED: s = "open"; break;
+ case CPIOERR_CHMOD_FAILED: s = "chmod"; break;
+ case CPIOERR_CHOWN_FAILED: s = "chown"; break;
+ case CPIOERR_WRITE_FAILED: s = "write"; break;
+ case CPIOERR_UTIME_FAILED: s = "utime"; break;
+ case CPIOERR_UNLINK_FAILED: s = "unlink"; break;
+ case CPIOERR_SYMLINK_FAILED: s = "symlink"; break;
+ case CPIOERR_STAT_FAILED: s = "stat"; break;
+ case CPIOERR_MKDIR_FAILED: s = "mkdir"; break;
+ case CPIOERR_MKNOD_FAILED: s = "mknod"; break;
+ case CPIOERR_MKFIFO_FAILED: s = "mkfifo"; break;
+ case CPIOERR_LINK_FAILED: s = "link"; break;
+ case CPIOERR_READLINK_FAILED: s = "readlink"; break;
+ case CPIOERR_READ_FAILED: s = "read"; break;
+ case CPIOERR_COPY_FAILED: s = "copy"; break;
+ case CPIOERR_INTERNAL: s = _("Internal error");break;
+ case CPIOERR_HDR_SIZE: s = _("Header size too big");break;
+ case CPIOERR_UNKNOWN_FILETYPE: s = _("Unknown file type");break;
}
l = sizeof(msg) - strlen(msg) - 1;
if (s != NULL) {
- if (l > 0) strncat(msg, s, l);
- l -= strlen(s);
+ if (l > 0) strncat(msg, s, l);
+ l -= strlen(s);
}
if (rc & CPIOERR_CHECK_ERRNO) {
- s = _(" failed - ");
- if (l > 0) strncat(msg, s, l);
- l -= strlen(s);
- if (l > 0) strncat(msg, strerror(myerrno), l);
+ s = _(" failed - ");
+ if (l > 0) strncat(msg, s, l);
+ l -= strlen(s);
+ if (l > 0) strncat(msg, strerror(myerrno), l);
}
return msg;
}
static int copyFile(struct ourfd * inFd, struct ourfd * outFd,
- struct cpioHeader * chp, struct cpioCrcPhysicalHeader * pHdr) {
+ struct cpioHeader * chp, struct cpioCrcPhysicalHeader * pHdr) {
char buf[8192];
int amount;
size_t size = chp->size;
@@ -730,9 +728,9 @@ static int copyFile(struct ourfd * inFd, struct ourfd * outFd,
padoutfd(outFd, &outFd->pos, 4);
while (size) {
- amount = ourread(inFd, buf, size > sizeof(buf) ? sizeof(buf) : size);
- gzip_write(outFd->fd, buf, amount);
- size -= amount;
+ amount = ourread(inFd, buf, size > sizeof(buf) ? sizeof(buf) : size);
+ gzip_write(outFd->fd, buf, amount);
+ size -= amount;
}
outFd->pos += chp->size;
@@ -755,29 +753,29 @@ int myCpioFilterArchive(gzFile inStream, gzFile outStream, char ** patterns) {
outFd.pos = 0;
do {
- if ((rc = getNextHeader(&inFd, &ch, &pHeader))) {
- logMessage( WARNING, _("error %d reading header: %s\n"), rc,
- myCpioStrerror(rc));
- return CPIOERR_BAD_HEADER;
- }
+ if ((rc = getNextHeader(&inFd, &ch, &pHeader))) {
+ logMessage( WARNING, _("error %d reading header: %s\n"), rc,
+ myCpioStrerror(rc));
+ return CPIOERR_BAD_HEADER;
+ }
- if (!strcmp(ch.path, TRAILER)) {
- free(ch.path);
- break;
- }
+ if (!strcmp(ch.path, TRAILER)) {
+ free(ch.path);
+ break;
+ }
- for (aPattern = patterns; *aPattern; aPattern++)
- if (!fnmatch(*aPattern, ch.path, FNM_PATHNAME | FNM_PERIOD))
- break;
+ for (aPattern = patterns; *aPattern; aPattern++)
+ if (!fnmatch(*aPattern, ch.path, FNM_PATHNAME | FNM_PERIOD))
+ break;
- if (!*aPattern)
- eatBytes(&inFd, ch.size);
- else
- copyFile(&inFd, &outFd, &ch, &pHeader);
+ if (!*aPattern)
+ eatBytes(&inFd, ch.size);
+ else
+ copyFile(&inFd, &outFd, &ch, &pHeader);
- padinfd(&inFd, 4);
+ padinfd(&inFd, 4);
- free(ch.path);
+ free(ch.path);
} while (1 && !rc);
memset(&pHeader, '0', sizeof(pHeader));
@@ -790,10 +788,10 @@ int myCpioFilterArchive(gzFile inStream, gzFile outStream, char ** patterns) {
outFd.pos += PHYS_HDR_SIZE + 11;
if ((rc = padoutfd(&outFd, &outFd.pos, 4)))
- return rc;
+ return rc;
if ((rc = padoutfd(&outFd, &outFd.pos, 512)))
- return rc;
+ return rc;
return 0;
}
--
1.7.1.1
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