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renamed plugin.* to pluginapi.*

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@5856 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2008-12-20 08:49:26 +00:00
parent 5ac5b3f95b
commit 79da5e1cb5
26 changed files with 28 additions and 28 deletions
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191
Contrib/ExDLL/pluginapi.c Normal file
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@ -0,0 +1,191 @@
#include <windows.h>
#include "pluginapi.h"
unsigned int g_stringsize;
stack_t **g_stacktop;
char *g_variables;
// utility functions (not required but often useful)
int NSISCALL popstring(char *str)
{
stack_t *th;
if (!g_stacktop || !*g_stacktop) return 1;
th=(*g_stacktop);
if (str) lstrcpyA(str,th->text);
*g_stacktop = th->next;
GlobalFree((HGLOBAL)th);
return 0;
}
int NSISCALL popstringn(char *str, int maxlen)
{
stack_t *th;
if (!g_stacktop || !*g_stacktop) return 1;
th=(*g_stacktop);
if (str) lstrcpynA(str,th->text,maxlen?maxlen:g_stringsize);
*g_stacktop = th->next;
GlobalFree((HGLOBAL)th);
return 0;
}
void NSISCALL pushstring(const char *str)
{
stack_t *th;
if (!g_stacktop) return;
th=(stack_t*)GlobalAlloc(GPTR,sizeof(stack_t)+g_stringsize);
lstrcpynA(th->text,str,g_stringsize);
th->next=*g_stacktop;
*g_stacktop=th;
}
char * NSISCALL getuservariable(const int varnum)
{
if (varnum < 0 || varnum >= __INST_LAST) return NULL;
return g_variables+varnum*g_stringsize;
}
void NSISCALL setuservariable(const int varnum, const char *var)
{
if (var != NULL && varnum >= 0 && varnum < __INST_LAST)
lstrcpyA(g_variables + varnum*g_stringsize, var);
}
// playing with integers
int NSISCALL myatoi(const char *s)
{
int v=0;
if (*s == '0' && (s[1] == 'x' || s[1] == 'X'))
{
s++;
for (;;)
{
int c=*(++s);
if (c >= '0' && c <= '9') c-='0';
else if (c >= 'a' && c <= 'f') c-='a'-10;
else if (c >= 'A' && c <= 'F') c-='A'-10;
else break;
v<<=4;
v+=c;
}
}
else if (*s == '0' && s[1] <= '7' && s[1] >= '0')
{
for (;;)
{
int c=*(++s);
if (c >= '0' && c <= '7') c-='0';
else break;
v<<=3;
v+=c;
}
}
else
{
int sign=0;
if (*s == '-') sign++; else s--;
for (;;)
{
int c=*(++s) - '0';
if (c < 0 || c > 9) break;
v*=10;
v+=c;
}
if (sign) v = -v;
}
return v;
}
unsigned NSISCALL myatou(const char *s)
{
unsigned int v=0;
for (;;)
{
unsigned int c=*s++;
if (c >= '0' && c <= '9') c-='0';
else break;
v*=10;
v+=c;
}
return v;
}
int NSISCALL myatoi_or(const char *s)
{
int v=0;
if (*s == '0' && (s[1] == 'x' || s[1] == 'X'))
{
s++;
for (;;)
{
int c=*(++s);
if (c >= '0' && c <= '9') c-='0';
else if (c >= 'a' && c <= 'f') c-='a'-10;
else if (c >= 'A' && c <= 'F') c-='A'-10;
else break;
v<<=4;
v+=c;
}
}
else if (*s == '0' && s[1] <= '7' && s[1] >= '0')
{
for (;;)
{
int c=*(++s);
if (c >= '0' && c <= '7') c-='0';
else break;
v<<=3;
v+=c;
}
}
else
{
int sign=0;
if (*s == '-') sign++; else s--;
for (;;)
{
int c=*(++s) - '0';
if (c < 0 || c > 9) break;
v*=10;
v+=c;
}
if (sign) v = -v;
}
// Support for simple ORed expressions
if (*s == '|')
{
v |= myatoi_or(s+1);
}
return v;
}
int NSISCALL popint()
{
char buf[128];
if (popstringn(buf,sizeof(buf)))
return 0;
return myatoi(buf);
}
int NSISCALL popint_or()
{
char buf[128];
if (popstringn(buf,sizeof(buf)))
return 0;
return myatoi_or(buf);
}
void NSISCALL pushint(int value)
{
char buffer[1024];
wsprintf(buffer, "%d", value);
pushstring(buffer);
}