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#include "pkginst.h" /* include self for control */
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21 |
#include "pkginst.h" /* include self for control */
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#include "version.h"
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#include "version.h"
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/* return 1 if fname looks like a link filename, 0 otherwise */
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/* return 1 if fname looks like a link filename, 0 otherwise */
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static int islinkfile(char *fname) {
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static int islinkfile(const char *fname) {
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char *link1 = "LINKS\\";
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char *link1 = "LINKS\\";
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char *link2 = "links\\";
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char *link2 = "links\\";
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int x;
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int x;
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for (x = 0; ; x++) {
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for (x = 0; ; x++) {
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if (link1[x] == 0) return(1);
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if (link1[x] == 0) return(1);
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}
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}
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/* validate a filename (8+3, no weird characters, etc). returns 0 on success,
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/* validate a filename (8+3, no weird characters, etc). returns 0 on success,
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* nonzero otherwise. */
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* nonzero otherwise. */
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static int validfilename(char *fname) {
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static int validfilename(const char *fname) {
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int i, i2;
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int i, i2;
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char *validchars = "!#$%&'()-@^_`{}~";
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char *validchars = "!#$%&'()-@^_`{}~";
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int elemlen = 0;
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int elemlen = 0;
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int elemmaxlen = 8; /* switches from 8 to 3 depending wheter I am analyzing
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int elemmaxlen = 8; /* switches from 8 to 3 depending wheter I am analyzing
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a filename or an extension */
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a filename or an extension */
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| 79 |
}
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79 |
}
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| 80 |
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80 |
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| 81 |
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81 |
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/* processes a link file - that is, reads the target inside, and overwrite
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/* processes a link file - that is, reads the target inside, and overwrite
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* the file with new content */
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* the file with new content */
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static void processlinkfile(char *linkfile, char *dosdir, struct customdirs *dirlist, char *buff) {
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static void processlinkfile(const char *linkfile, const char *dosdir, const struct customdirs *dirlist, char *buff) {
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char origtarget[512];
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char origtarget[512];
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int x;
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86 |
int x;
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char *shortfile;
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87 |
char *shortfile;
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| 88 |
unsigned char comstub[] = { /* machine code of a COM stub launcher */
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88 |
unsigned char comstub[] = { /* machine code of a COM stub launcher */
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0xBC,0x00,0x00,0xBB,0x00,0x10,0xB4,0x4A,0xCD,0x21,0xBB,0x2A,0x01,0x8C,0x5F,0x04,
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0xBC,0x00,0x00,0xBB,0x00,0x10,0xB4,0x4A,0xCD,0x21,0xBB,0x2A,0x01,0x8C,0x5F,0x04,
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return(0);
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return(0);
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}
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}
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/* find a filename in a flist linked list, and returns a pointer to it */
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/* find a filename in a flist linked list, and returns a pointer to it */
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static struct flist_t *findfileinlist(struct flist_t *flist, char *fname) {
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159 |
static struct flist_t *findfileinlist(struct flist_t *flist, const char *fname) {
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| 160 |
while (flist != NULL) {
|
160 |
while (flist != NULL) {
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| 161 |
if (strcmp(flist->fname, fname) == 0) return(flist);
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161 |
if (strcmp(flist->fname, fname) == 0) return(flist);
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| 162 |
flist = flist->next;
|
162 |
flist = flist->next;
|
| 163 |
}
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163 |
}
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| 164 |
return(NULL);
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164 |
return(NULL);
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| 165 |
}
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165 |
}
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| 166 |
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167 |
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| 168 |
/* prepare a package for installation. this is mandatory before actually installing it!
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168 |
/* prepare a package for installation. this is mandatory before actually installing it!
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| 169 |
* returns a pointer to the zip file's index on success, NULL on failure. the **zipfd pointer is updated with a file descriptor to the open zip file to install. */
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169 |
* returns a pointer to the zip file's index on success, NULL on failure. the **zipfd pointer is updated with a file descriptor to the open zip file to install. */
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| 170 |
struct ziplist *pkginstall_preparepackage(const char *pkgname, const char *zipfile, int flags, FILE **zipfd, const char *dosdir, const struct customdirs *dirlist, char *buffmem1k) {
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170 |
struct ziplist *pkginstall_preparepackage(const char *pkgname, const char *zipfile, int flags, FILE **zipfd, const char *dosdir, const struct customdirs *dirlist) {
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| 171 |
char *fname;
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171 |
char fname[256];
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| 172 |
char *appinfofile;
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172 |
char appinfofile[256];
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| 173 |
int appinfopresence;
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173 |
int appinfopresence;
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| 174 |
char *shortfile;
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174 |
char *shortfile;
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| 175 |
struct ziplist *ziplinkedlist = NULL, *curzipnode, *prevzipnode;
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175 |
struct ziplist *ziplinkedlist = NULL, *curzipnode, *prevzipnode;
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| 176 |
struct flist_t *flist = NULL;
|
176 |
struct flist_t *flist = NULL;
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| 177 |
|
177 |
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| 178 |
fname = buffmem1k;
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- |
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| 179 |
appinfofile = buffmem1k + 512;
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- |
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| 180 |
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- |
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| 181 |
sprintf(appinfofile, "appinfo\\%s.lsm", pkgname); /* Prepare the appinfo/xxxx.lsm filename string for later use */
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178 |
sprintf(appinfofile, "appinfo\\%s.lsm", pkgname); /* Prepare the appinfo/xxxx.lsm filename string for later use */
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| 182 |
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179 |
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| 183 |
/* check if not already installed, if already here, print a message "you might want to use update instead"
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180 |
/* check if not already installed, if already here, print a message "you might want to use update instead"
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| 184 |
* of course this must not be done if we are in the process of upgrading said package */
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181 |
* of course this must not be done if we are in the process of upgrading said package */
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| 185 |
if (((flags & PKGINST_UPDATE) == 0) && (validate_package_not_installed(pkgname, dosdir) != 0)) {
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182 |
if (((flags & PKGINST_UPDATE) == 0) && (validate_package_not_installed(pkgname, dosdir) != 0)) {
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| 293 |
}
|
290 |
}
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| 294 |
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291 |
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| 295 |
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292 |
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| 296 |
/* install a package that has been prepared already. returns 0 on success,
|
293 |
/* install a package that has been prepared already. returns 0 on success,
|
| 297 |
* or a negative value on error, or a positive value on warning */
|
294 |
* or a negative value on error, or a positive value on warning */
|
| 298 |
int pkginstall_installpackage(char *pkgname, char *dosdir, struct customdirs *dirlist, struct ziplist *ziplinkedlist, FILE *zipfd) {
|
295 |
int pkginstall_installpackage(const char *pkgname, const char *dosdir, const struct customdirs *dirlist, struct ziplist *ziplinkedlist, FILE *zipfd) {
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| 299 |
char *buff;
|
296 |
char *buff;
|
| 300 |
char *fulldestfilename;
|
297 |
char *fulldestfilename;
|
| 301 |
char packageslst[64];
|
298 |
char packageslst[64];
|
| 302 |
char *shortfile;
|
299 |
char *shortfile;
|
| 303 |
long filesextractedsuccess = 0, filesextractedfailure = 0;
|
300 |
long filesextractedsuccess = 0, filesextractedfailure = 0;
|