diff options
Diffstat (limited to 'security/nss/cmd/signtool/zip.c')
| -rw-r--r-- | security/nss/cmd/signtool/zip.c | 678 |
1 files changed, 0 insertions, 678 deletions
diff --git a/security/nss/cmd/signtool/zip.c b/security/nss/cmd/signtool/zip.c deleted file mode 100644 index 62e885137..000000000 --- a/security/nss/cmd/signtool/zip.c +++ /dev/null @@ -1,678 +0,0 @@ -/* - * The contents of this file are subject to the Mozilla Public - * License Version 1.1 (the "License"); you may not use this file - * except in compliance with the License. You may obtain a copy of - * the License at http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS - * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or - * implied. See the License for the specific language governing - * rights and limitations under the License. - * - * The Original Code is the Netscape security libraries. - * - * The Initial Developer of the Original Code is Netscape - * Communications Corporation. Portions created by Netscape are - * Copyright (C) 1994-2000 Netscape Communications Corporation. All - * Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the - * terms of the GNU General Public License Version 2 or later (the - * "GPL"), in which case the provisions of the GPL are applicable - * instead of those above. If you wish to allow use of your - * version of this file only under the terms of the GPL and not to - * allow others to use your version of this file under the MPL, - * indicate your decision by deleting the provisions above and - * replace them with the notice and other provisions required by - * the GPL. If you do not delete the provisions above, a recipient - * may use your version of this file under either the MPL or the - * GPL. - */ - -#include "signtool.h" -#include "zip.h" -#include "zlib.h" -#include "prmem.h" - -static void inttox (int in, char *out); -static void longtox (long in, char *out); - -/**************************************************************** - * - * J z i p O p e n - * - * Opens a new ZIP file and creates a new ZIPfile structure to - * control the process of installing files into a zip. - */ -ZIPfile* -JzipOpen(char *filename, char *comment) -{ - ZIPfile *zipfile; - PRExplodedTime prtime; - - zipfile = PORT_ZAlloc(sizeof(ZIPfile)); - if(!zipfile) out_of_memory(); - - /* Construct time and date */ - PR_ExplodeTime(PR_Now(), PR_LocalTimeParameters, &prtime); - zipfile->date = ((prtime.tm_year-1980) << 9) | - ((prtime.tm_month+1) << 5) | - prtime.tm_mday; - zipfile->time = (prtime.tm_hour<<11) | - (prtime.tm_min<<5) | - (prtime.tm_sec&0x3f); - - if (filename && - (zipfile->fp = PR_Open(filename, - PR_WRONLY|PR_CREATE_FILE|PR_TRUNCATE, 0777)) == NULL) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "%s: can't open output jar, %s.%s\n", PROGRAM_NAME, - filename, nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit (ERRX); - } - - zipfile->list = NULL; - if(filename) { - zipfile->filename = PORT_ZAlloc(strlen(filename)+1); - if(!zipfile->filename) out_of_memory(); - PORT_Strcpy(zipfile->filename, filename); - } - if(comment) { - zipfile->comment = PORT_ZAlloc(strlen(comment)+1); - if(!zipfile->comment) out_of_memory(); - PORT_Strcpy(zipfile->comment, comment); - } - - return zipfile; -} - -static -void* -my_alloc_func(void* opaque, uInt items, uInt size) -{ - return PORT_Alloc(items*size); -} - -static -void -my_free_func(void* opaque, void* address) -{ - PORT_Free(address); -} - -static -void -handle_zerror(int err, char *msg) -{ - if(!msg) { - msg = ""; - } - - errorCount++; /* unless Z_OK...see below */ - - switch(err) { - case Z_OK: - PR_fprintf(errorFD, "No error: %s\n", msg); - errorCount--; /* this was incremented above */ - break; - case Z_MEM_ERROR: - PR_fprintf(errorFD, "Deflation ran out of memory: %s\n", msg); - break; - case Z_STREAM_ERROR: - PR_fprintf(errorFD, "Invalid compression level: %s\n", msg); - break; - case Z_VERSION_ERROR: - PR_fprintf(errorFD, "Incompatible compression library version: %s\n", msg); - break; - case Z_DATA_ERROR: - PR_fprintf(errorFD, "Compression data error: %s\n", msg); - break; - default: - PR_fprintf(errorFD, "Unknown error in compression library: %s\n", msg); - break; - } -} - - -/**************************************************************** - * - * J z i p A d d - * - * Adds a new file into a ZIP file. The ZIP file must have already - * been opened with JzipOpen. - */ -int -JzipAdd(char *fullname, char *filename, ZIPfile *zipfile, int compression_level) -{ - ZIPentry *entry; - PRFileDesc *readfp; - PRFileDesc *zipfp; - int num; - Bytef inbuf[BUFSIZ], outbuf[BUFSIZ]; - unsigned long crc; - z_stream zstream; - int err; - unsigned long local_size_pos; - int deflate_percent; - - - if( !fullname || !filename || !zipfile) { - return -1; - } - - zipfp = zipfile->fp; - - - if( (readfp = PR_Open(fullname, PR_RDONLY, 0777)) == NULL) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "%s: %s\n", fullname, nsprErr ? nsprErr : ""); - errorCount++; - if(nsprErr) PR_Free(nsprErr); - exit(ERRX); - } - - /* - * Make sure the input file is not the output file. - * Add a few bytes to the end of the JAR file and see if the input file - * twitches - */ - { - PRInt32 endOfJar; - PRInt32 inputSize; - PRBool isSame; - - inputSize = PR_Available(readfp); - - endOfJar = PR_Seek(zipfp, 0L, PR_SEEK_CUR); - - if(PR_Write(zipfp, "abcde", 5) < 5) { - char *nsprErr; - - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing to zip file: %s\n", - nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - - isSame = (PR_Available(readfp) != inputSize); - - PR_Seek(zipfp, endOfJar, PR_SEEK_SET); - - if(isSame) { - /* It's the same file! Forget it! */ - PR_Close(readfp); - return 0; - } - } - - if(verbosity >= 0) { - PR_fprintf(outputFD, "adding %s to %s...", fullname, zipfile->filename); - } - - entry = PORT_ZAlloc(sizeof(ZIPentry)); - if(!entry) out_of_memory(); - - entry->filename = PORT_Strdup(filename); - entry->comment = NULL; - - /* Set up local file header */ - longtox(LSIG, entry->local.signature); - inttox(strlen(filename), entry->local.filename_len); - inttox(zipfile->time, entry->local.time); - inttox(zipfile->date, entry->local.date); - inttox(Z_DEFLATED, entry->local.method); - - /* Set up central directory entry */ - longtox(CSIG, entry->central.signature); - inttox(strlen(filename), entry->central.filename_len); - if(entry->comment) { - inttox(strlen(entry->comment), entry->central.commentfield_len); - } - longtox(PR_Seek(zipfile->fp, 0, PR_SEEK_CUR), - entry->central.localhdr_offset); - inttox(zipfile->time, entry->central.time); - inttox(zipfile->date, entry->central.date); - inttox(Z_DEFLATED, entry->central.method); - - /* Compute crc. Too bad we have to process the whole file to do this*/ - crc = crc32(0L, NULL, 0); - while( (num = PR_Read(readfp, inbuf, BUFSIZ)) > 0) { - crc = crc32(crc, inbuf, num); - } - PR_Seek(readfp, 0L, PR_SEEK_SET); - - /* Store CRC */ - longtox(crc, entry->local.crc32); - longtox(crc, entry->central.crc32); - - /* Stick this entry onto the end of the list */ - entry->next = NULL; - if( zipfile->list == NULL ) { - /* First entry */ - zipfile->list = entry; - } else { - ZIPentry *pe; - - pe = zipfile->list; - while(pe->next != NULL) { - pe = pe->next; - } - pe->next = entry; - } - - /* - * Start writing stuff out - */ - - local_size_pos = PR_Seek(zipfp, 0, PR_SEEK_CUR) + 18; - /* File header */ - if(PR_Write(zipfp, &entry->local, sizeof(struct ZipLocal)) - < sizeof(struct ZipLocal)) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - - /* File Name */ - if( PR_Write(zipfp, filename, strlen(filename)) < strlen(filename)) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - - /* - * File data - */ - /* Initialize zstream */ - zstream.zalloc = my_alloc_func; - zstream.zfree = my_free_func; - zstream.opaque = NULL; - zstream.next_in = inbuf; - zstream.avail_in = BUFSIZ; - zstream.next_out = outbuf; - zstream.avail_out = BUFSIZ; - /* Setting the windowBits to -MAX_WBITS is an undocumented feature of - * zlib (see deflate.c in zlib). It is the same thing that Java does - * when you specify the nowrap option for deflation in java.util.zip. - * It causes zlib to leave out its headers and footers, which don't - * work in PKZIP files. - */ - err = deflateInit2(&zstream, compression_level, Z_DEFLATED, - -MAX_WBITS, 8 /*default*/, Z_DEFAULT_STRATEGY); - if(err != Z_OK) { - handle_zerror(err, zstream.msg); - exit(ERRX); - } - - while( (zstream.avail_in = PR_Read(readfp, inbuf, BUFSIZ)) > 0) { - zstream.next_in = inbuf; - /* Process this chunk of data */ - while(zstream.avail_in > 0) { - err = deflate(&zstream, Z_NO_FLUSH); - if(err != Z_OK) { - handle_zerror(err, zstream.msg); - exit(ERRX); - } - if(zstream.avail_out <= 0) { - if( PR_Write(zipfp, outbuf, BUFSIZ) < BUFSIZ) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", - nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - zstream.next_out = outbuf; - zstream.avail_out = BUFSIZ; - } - } - } - - /* Now flush everything */ - while(1) { - err = deflate(&zstream, Z_FINISH); - if(err == Z_STREAM_END) { - break; - } else if(err == Z_OK) { - /* output buffer full, repeat */ - } else { - handle_zerror(err, zstream.msg); - exit(ERRX); - } - if( PR_Write(zipfp, outbuf, BUFSIZ) < BUFSIZ) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", - nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - zstream.avail_out = BUFSIZ; - zstream.next_out = outbuf; - } - - /* If there's any output left, write it out. */ - if(zstream.next_out != outbuf) { - if( PR_Write(zipfp, outbuf, zstream.next_out-outbuf) < - zstream.next_out-outbuf) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", - nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - zstream.avail_out = BUFSIZ; - zstream.next_out = outbuf; - } - - /* Now that we know the compressed size, write this to the headers */ - longtox(zstream.total_in, entry->local.orglen); - longtox(zstream.total_out, entry->local.size); - if(PR_Seek(zipfp, local_size_pos, PR_SEEK_SET) == -1) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Accessing zip file: %s\n", nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - if( PR_Write(zipfp, entry->local.size, 8) != 8) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - if(PR_Seek(zipfp, 0L, PR_SEEK_END) == -1) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Accessing zip file: %s\n", nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - longtox(zstream.total_in, entry->central.orglen); - longtox(zstream.total_out, entry->central.size); - - /* Close out the deflation operation */ - err = deflateEnd(&zstream); - if(err != Z_OK) { - handle_zerror(err, zstream.msg); - exit(ERRX); - } - - PR_Close(readfp); - - if((zstream.total_in > zstream.total_out) && (zstream.total_in > 0)) { - deflate_percent = (int) ( (zstream.total_in-zstream.total_out)*100 / - zstream.total_in ); - } else { - deflate_percent = 0; - } - if(verbosity >= 0) { - PR_fprintf(outputFD, "(deflated %d%%)\n", deflate_percent); - } - - return 0; -} - -/******************************************************************** - * J z i p C l o s e - * - * Finishes the ZipFile. ALSO DELETES THE ZIPFILE STRUCTURE PASSED IN!! - */ -int -JzipClose(ZIPfile *zipfile) -{ - ZIPentry *pe, *dead; - PRFileDesc *zipfp; - struct ZipEnd zipend; - unsigned int entrycount = 0; - - if(!zipfile) { - return -1; - } - - if(!zipfile->filename) { - /* bogus */ - return 0; - } - - zipfp = zipfile->fp; - zipfile->central_start = PR_Seek(zipfp, 0L, PR_SEEK_CUR); - - /* Write out all the central directories */ - pe = zipfile->list; - while(pe) { - entrycount++; - - /* Write central directory info */ - if( PR_Write(zipfp, &pe->central, sizeof(struct ZipCentral)) - < sizeof(struct ZipCentral)) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", - nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - - /* Write filename */ - if( PR_Write(zipfp, pe->filename, strlen(pe->filename)) - < strlen(pe->filename)) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", - nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - - /* Write file comment */ - if(pe->comment) { - if( PR_Write(zipfp, pe->comment, strlen(pe->comment)) - < strlen(pe->comment)) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", - nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - } - - /* Delete the structure */ - dead = pe; - pe = pe->next; - if(dead->filename) { - PORT_Free(dead->filename); - } - if(dead->comment) { - PORT_Free(dead->comment); - } - PORT_Free(dead); - } - zipfile->central_end = PR_Seek(zipfile->fp, 0L, PR_SEEK_CUR); - - /* Create the ZipEnd structure */ - PORT_Memset(&zipend, 0, sizeof(zipend)); - longtox(ESIG, zipend.signature); - inttox(entrycount, zipend.total_entries_disk); - inttox(entrycount, zipend.total_entries_archive); - longtox(zipfile->central_end-zipfile->central_start, - zipend.central_dir_size); - longtox(zipfile->central_start, zipend.offset_central_dir); - if(zipfile->comment) { - inttox(strlen(zipfile->comment), zipend.commentfield_len); - } - - /* Write out ZipEnd xtructure */ - if( PR_Write(zipfp, &zipend, sizeof(zipend)) < sizeof(zipend)) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - - /* Write out Zipfile comment */ - if(zipfile->comment) { - if( PR_Write(zipfp, zipfile->comment, strlen(zipfile->comment)) - < strlen(zipfile->comment)) { - char *nsprErr; - if(PR_GetErrorTextLength()) { - nsprErr = PR_Malloc(PR_GetErrorTextLength()); - PR_GetErrorText(nsprErr); - } else { - nsprErr = NULL; - } - PR_fprintf(errorFD, "Writing zip data: %s\n", - nsprErr ? nsprErr : ""); - if(nsprErr) PR_Free(nsprErr); - errorCount++; - exit(ERRX); - } - } - - PR_Close(zipfp); - - /* Free the memory of the zipfile structure */ - if(zipfile->filename) { - PORT_Free(zipfile->filename); - } - if(zipfile->comment) { - PORT_Free(zipfile->comment); - } - PORT_Free(zipfile); - - return 0; -} - -/********************************************** - * i n t t o x - * - * Converts a two byte ugly endianed integer - * to our platform's integer. - * - */ - -static void inttox (int in, char *out) -{ - out [0] = (in & 0xFF); - out [1] = (in & 0xFF00) >> 8; -} - -/********************************************* - * l o n g t o x - * - * Converts a four byte ugly endianed integer - * to our platform's integer. - * - */ - -static void longtox (long in, char *out) -{ - out [0] = (in & 0xFF); - out [1] = (in & 0xFF00) >> 8; - out [2] = (in & 0xFF0000) >> 16; - out [3] = (in & 0xFF000000) >> 24; -} - |